REMINISCENCES AND LETTERS OF SIR ROBERT BALL

EDITED BY

W. VAIHNTINE BALL

REMINISCENCES AND LETTERS OF SIR ROBERT BALL

/L'L^yt-/^^

scences and i^etters

of

H Robert Ball

Edited by his Son

W. VALENTINE BALL

With a Photogravun fr9nihpit^<if and Eight PUtUs

1

CASSELL AND COMPANY, LTD

LoadoD, New York, Toronto and Melbourne

1915

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Reminiscences and Letters

of

Sir Robert Ball

Edited by his Son

W. VALENTINE BALL

With a Photogravure Frontispiece and Eight Plates

^

u

CASSELL AND COMPANY, LTD

London, New York, Toronto and Melbourne

1915

CARISSIMI PATRIS MEMORIAE,

MATRI CARISSIMAE,

SVAM HVIVS LIBRI PARTEM

DEDICAT

W. V. B.

PREFACE

In the year 1906 my father decided to publish his "Reminisr cences." With this object in view he dictated a considerable amount of material. Before, however, he had made any serious inroad upon his store of pleasant memories, other duties compelled him to postpone the compilation for several years; failing health eventually prevented the completion of the work, or even the revision of the notes which he had dictated. It was at his request that I have undertaken the duties of editor. Although it is true that I have been able to record some matters which in his modesty he might have suppressed, it is to be regretted that the whole work was not prepared by himself.

In revising the autobiography, in the selection of further material, and in dealing with matters untouched by him, I have had constantly in mind a precept which I found noted in some rough memoranda which my father had drawn up for future use. It was :

"Try and give everything narrated a kind twist! "

It will be noticed that, subject to what appears in Chapter X. concerning the lectures on astronomy, the personal narrative brings the reader only so far as the date when my father left Ireland to take up the duties of Lowndean Professor at Cambridge. Of the last twenty years of his life he had pre- pared no record. An attempt has been made to fill the gap by making selections from his voluminous correspondence, and by giving in a more or less connected form some account of his many and varied activities.

I have published but few of his many letters to my mother and to members of his immediate family circle. For the most

VIU

Preface

part they were of a character too intimate for these pages, or else related to matters of no general interest.

I have to express my cordial thanks to my uncle, Mr. Lawrence Edward Steele, for valuable assistance in the com- pilation of this work. Indeed, it had been impossible for me to undertake it without his help. He has read the entire book both in manuscript and proof. One of my father's most con- stant correspondents, he had preserved a very large number of interesting letters, many of which appear throughout the work.

My thanks are also due to my uncle. Sir Charles Ball, Bart., and to my brother, Mr. Robert S. Ball, for several contributions and suggestions, and for having read the proofs ; to Sir Joseph Larmor for an account of my father's mathematical work at Cambridge and Dunsink ; to Dr. Dreyer, Director of the Observatory, Armagh, for an account of work at Parsonstown and Dunsink; to Mr. J. D. Duff, Fellow of Trinity College, Cambridge, for reading the proofs, and also for a charm- ing description of Sir Robert as he appeared when playing golf; and to Miss Ella MacMahon for a number of useful suggestions.

I am also indebted to many of my father's friends who have contributed letters and recollections.

Finally, I desire to express my gratitude to Professor E. T. Whittaker for the account of my father's mathematical work, which is to be found in the Appendix. He has de- scribed it as a " catalogue raisonne " ; but the reader who examines it, and who notes in particular the last paragraph on the last page, will see that it is something more than this.

W. V. B.

1 8 Holland Street,

Kensington, W. March, 1 91 5.

CONTENTS

CHAPTER I Ancestry and Parentage

PAGE

The Balls of Devon An Astronomer Ball of the Seventeenth Cen- tury— Emigration of the Family to Cork The Freedom of Youghal A Pilgrimage to Somerset The Family Portraits Some Account of his Father His Father's Connection with the Dublin Zoo His Father's Marriage to Miss Hellicar Birth of Robert StaweU Ball in Dubhn His Brothers and Sisters .......... i

CHAPTER II Early Years [1840-1851]

The House at No. 3 Granby Row Some Remarkable Charades The Great Gorilla His Father's Museum Edward Forbes (a friend of the family) ^The Famine of 1846 The Rebellion of Smith O'Brien ........ 12

CHAPTER III

Schooldays [1851-1857]

The School in North Great George's Street Tarvan Hall, Chester His Views on the School Life of those Days Early Proficiency in Mathematics Dr. Brindley (the Head Master) Dr. Brindley's Dif&culties with his Landlord A Visit to the Great Exhibition of 1851 Sir Robert sees the Iron Duke Some later Adventures of Dr. Brindley A Contest with a Mormon .......... 18

CHAPTER IV

College Days [1857-1865]

The Death of his Father in 1857 A Letter from Sir Richard Owen Entrance at Trinity CoUege, Dublin His Tutor His In- dustry in College Dr. Brindley Prophesies a Great Career

Contents

PAOB

College Friends Scholarship Awakening of his Interest in Astronomy Application for Professorship at Cork Richard Townsend ^Athletic Performances His Love for Botany A " soliloquy " in 1861 Advice to his Young Brother . 27

CHAPTER V

Social Life in Dublin

Dr." William Henry Harvey J. Reay Green " Bentham's British Flora "—Dr. J. P. Mahaflfy Judge Madden Sir Samuel Ferguson Dr. William Stokes Dr. Romney Robinson He hears Charles Dickens read An Oration by J. B. Gough ^A Lecture on Chemistry Charades Father Healy . 43

CHAPTER VI Parsonstown [1865-1867]

He becomes Tutor to Lord Rosse's Sons Description of Parsons- town The Manufacture of a Great Mirror His Pupils Dr. Johnstone Stoney ^Work at the Great Telescope ^The Great Nebula in Orion He sees the Great Shower of Shooting Stars ^Visits to London Sir William Huggins and his Spectroscope ^The New Star Discovered by Mr. Birmingham Dr. Dreyer's Account of Sir Robert's Work at Parsonstown Letters from Sir Charles Parsons . . . . . . . .62

CHAPTER VH The Royal College of Science [1867-1874]

He is Appointed Professor of Applied Mathematics and Mechanics at the Royal College of Science His Lectures on Mechanics Marriage Origin of " The Theory of Screws " Gratitude to Dr. Stoney A Note by Sir William Barrett He is Fdted by some of his Old Pupils ...... 80

CHAPTER Vni Astronomer Royal of Ireland [1874-1892]

His^ Appointment The Attractions of Dunsink Some Account of his Predecessors Ramsden and Brinkley Sir Wilham Rowan Hamilton His Visit to Sir WilUam Dr. Briinnow Lairodectus Micrometricus Professor Piazzi Smyth A Lecture on Egjrptology Work at the South Equatorial An Accident Averted A Terrifying Interlude ^The Transit of Venus A Story about Two Clocks A Visit from the Emperor of Brazil Farewell to the Board of Trinity College A Note

Contents

XI

PA.aB

by Sir Joseph Larmor Early Difl5culties at Dunsink Some Account of his Private Life Devotion to his Children and Grandchildren His Experience of Horses and Agriculture Kindness to the Undergraduates Trouble with his Eye- sight— A Letter about Tides The Spectrum of a Nebula Some Remarkable Letters A New Form of Lifeboat Knighthood The Royal Irish Academy .... 90

CHAPTER IX Lowndean Professor at Cambridge [1893-1913]

The Lowndean Professorship becomes Vacant He is Appointed His deUght at the Appointment Letters to his Mother and Sister A Letter to Mrs. Adams Sir Da\'id Gill's Con- gratulations— Elected to a Fellowship at King's M. A. Cantab, and the Pubhc Orator's Speech Arrival at Cambridge A Day of his Life at Cambridge ^Takes the Chair at the Society of Authors His deUght with King's Chapel A List of Activi- ties in 1893 A New Telescope for the Observatory Frag- ments of his Conversation Views on DayUght Saving Christmas Sir Joseph Larmor's Recollections Charles Jasper Joly Compulsory Classics Radium Meteorites " The Story of the Heavens" Professor Barnard Laplace's Equation The Discovery of Neptune A Message to Pos- terity— W. E. H. Lecky The Greenore Parties Lord Kelvin Comets ^The SatelUtes of Mars ^Vivisection Views on Art Failing Eyesight Hohdaj-s Abroad The Leonids which Never Came A Letter to Queen Victoria Interviews with Royalty His Appearance in Vanity Fair ^A Russian Mathe- matician— Egyptology Lending Books . . . .136

CHAPTER X Lectures on Astronomy

How he began his career as a Lecturer His First Lecture Experimental Mechanics The Midland Institute Lecture on the Transit of Venus " A Night at Lord Rosse's Tele- scope " "A GKmpse through the Corridors of Time" Notes of his Lectvire Tours " Krakatoa the Mi^ty Volcano " He attends a Trial Interest in Manufactures Visit to a Coal Mine Lectures at the Royal Institution Mr. Coulson Kemahan's Recollections The Children's Lectures A Mishap Averted Origin of "Starland " A Letter from Mr. Gladstone The Gilchrist Lectmres Methods as a Lecturer His Correspondence Sunday Lectures Chairman Quota-

xii Contents

PACE

tions Some Lecture Anecdotes Some Remarkable Letters The Paradox Box A Lecture to Convicts More Advanced Lectures A Dynamical Parable . . . . .188

CHAPTER XI Scientific Adviser to the Irish Lights Board

Appointed Scientific Adviser Gas, Oil or Electricity The Kin- sale Light A Cruise on the Princess Alexandra Some Lecture References A story of Devotion to Duty Electrical Phenomena A few Anecdotes ^Various Letters Home He lectures on "A Tour Round Ireland " The Kindness of the Commissioners Bentham's " British Flora " A Poem on " Elecampane "......., 246

CHAPTER XII Later Association with Trinity College, Dublin

His Love for his Old College The Trinity College Dining Club He Proposes the Toast of T.C.D. AUusions to Dr. Salmon The Entrance Breakfast Lecky and Plunkett President Moffat College Finance Letters from Dr. Salmon Views on the Fellowship Question . . . . . .267

CHAPTER XIII

The Dublin Zoo

Early Associations with the Zoological Society of Ireland He is made President His Gratitude to the Council A Prescrip- tion for a Sick Snake Difficulties with Animal Dealers His Speech at the Opening of the Haughton House ^A New Breed of Sheepdog Some Recollections of Dr. Haughton Elegy on the Death of a Lion An Anecdote of the Prince of Mantua and Montferrat Dr. Haughton 's Success as a " Grinder " One of his Sermons The Death of Dr. Haughton 278

CHAPTER XIV Visits to Norway

The Vesey Club Professor Lapworth A Solar Eclipse Ex- pedition— His Shipmates on the Norse King The Cruise up the Coast Dr. Common's Observatory Clouds Obscure the Eclipse— Lectures on the Voyage— The Arctic Regions de- scribed A Fancy Dress Ball ...••• 302

Contents xiii

CHAPTER XV Visits to Canada and America

PAGE

The British Association at Montreal A Voyage to Canada The Atlantic in a Storm An Iceberg Niagara Major Pond Voyage- to New York Boston Booker Washington Impressions of New York Entertainments at Boston Mrs. Eddy Washington, the Pensions and the Library Chmatic Conditions He receives a Terrible Shock Chicago The Mississippi MinneapoUs " Pillsbury's" The Yerkes Observatory ^The Stockyards Christmas in the States A Palaeontological Collection Fossils in the New York Museum ^The Carnegie Works at Pittsburg Detroit Impressions of America . . . . . . .318

CHAPTER XVI A Visit to the Riviera and Italy

Vegetation at Cannes A Visit to the Casino at Monte Carlo Gaming Tables and the Theory of Probabilities The Lean- ing Tower of Pisa Pompeii Herculaneum Vesuvius ^The Museum at Naples The Phlegraean Fields ^The Aquarium at Naples The Baths of Caracalla . . . . 35^

CHAPTER XVII Sir Robert and the Game of Golf

He begins to Play the Game Some of his Golfing Partners Mr. J. D. Dxifi's Account ^The Charms of Royston Heath He Improves at the Game His Qualities as a Partner His Conversation His Popularity . . . . . -373

CHAPTER XVIII Sir Robert and Politics

Sir Robert a Unionist ^His First PoUtical Meeting The Coal Tax Invited to stand for Trinity College, Dubhn Politics at Cambridge Sir Richard Jebb He Addresses a PoUtical Meeting Mr, S. H, Butcher As Chairman of the Repre- sentation Committee A Letter from Sir John Gorst In- vited to Represent Cambridge in ParUament, and Reasons for Refusal Support of Sir Joseph Larmor Views on Old Age Pensions ......... 380

xiv Contents

CHAPTER XIX The End

PAGE

The Last Illness A Maxim from Carlyle ^The Funeral Service His Last Resting-place A Letter from the Master of Trinity, Cambridge ........ 386

APPENDIX A Catalogue RaisonnS of Sir Robert Ball's Mathematical Papers . 388

Index 397

LIST OF PLATES

Sir Robert Ball .... Photogravure FrontistUce

FACING PAGE

" Kate '' Ball, from a Drawing by Sir Frederick Burton io

No. 3 Granby Row, Dublin i6

Sir Robert Ball at the Age of 26 32

Sir Robert Ball's Father 32

Lord Rosse's Telescope at Birr Castle .... 78

DuNSiNK Observatory, Co. Dl'blin 112

The Meridlan Circle, at Cambridge Observatory . .160

The Princess Alexandra 246

The Scientific Adviser to the Irish Lights Commissioners 246

Landing at the Fastnet 262

The Landing-place at Minehead 262

REMINISCENCES OF SIR ROBERT BALL

CHAPTER I

ANCESTRY AND PARENTAGE

SOME of those flashes of humour with which my father delighted to illuminate the most tedious subjects are to be found amongst certain notes and letters which deal with his own family history. He wrote as follows :

That branch of the family of Ball from which I am descended came originally from Devonshire. The earliest record of the Balls of Devon is that in 1539 one of them pur- chased from the Wallop family the site of Barlych Abbey, near Morebath.

The following entries appear in the Morebath Church

register

"John Ball, interred on October 16, 1697." "Elnor Ball, interred on May 9, 1706."

Both these persons lived at Moor, in the parish of More- bath. In the old parish manor book (dated 1757) it is re- corded that, from 1757 to 1768, "one Ball of Ireland paid as a conventionary tenant 15s. id. per annum on Keens tene- ment." Again, in the burying-ground at the rear of the Baptist Chapel there is a very old tomb of the Ball family, and the pastor receives ;^5 per annum from some land left by one of the family interred there.

My great-great-great-grandfather, Robert Ball, who was an officer in the army of Charles II., was born at Bampton, Devon- shire, on November 20th, 1651. Sir Peter Ball, of Mamhead House, Recorder of Exeter, is said to have been of the same stock. He died in 1635, leaving two sons, William, who £

Reminiscences of Sir Robert Ball

died in 1690, an eminent astronomer, and Peter Ball, M.D., who was also a student of astronomy. In 1674, Robert, of Bampton, emigrated to Youghal, County Cork.

For the benefit of English readers who do not know the correct way to pronounce "Youghal," I venture to reproduce a "Limerick" which I sent to Captain Riall, R.N., one of the Commissioners of the Irish Lights, with whom I had many a pleasant cruise when carrying out the duties of Scientific Adviser to the Commissioners * :

"There's a light in the harbour at Youghal, Such a very good station and smoughal.

That the keepers elsewhere

One and all, I declare. For that station incessantly boughal ! "

In 1690 Robert Ball became Mayor of Youghal, and had a property known as Rocksborough (or Roxborough), near Midleton, in the same county. The coat of arms which he brought with him from Devonshire may be seen emblazoned on a window in the old church at Youghal. The escutcheon is near that of Sir Walter Raleigh, whose house adjoined the church. Raleigh's garden is one of the many places in which the local fire brigade is reputed to have attempted to extin- guish Raleigh when he lit the first pipe in the Old Country !

Robert Ball was succeeded by his son Henry, of Sandy Hill, County Cork, and of Morebath Parish, Devon. He married Ruth Stawell in 1728, and from her family I take my second name. Henry had a son Robert (b. 1729). His son was born in 1768, and was christened "Bob Stawell." My father, who was the son of Bob Stawell, was born in 1802. I should have said that Henry Ball inherited the Youghal property, and also the property in Devonshire. He seems to have lost or parted with both estates, such as they were. My grandfather, Bob Stawell Ball, who died in my infancy, lived on in Youghal as a respected citizen. He eventually became mayor of the town. It thus comes about that I am a freeman of the town of Youghal at the present moment.

« « « » «

Thus far his own account. My father often used to say that he was probably one of very few living men who enjoyed

* See Chapter XI, post. 2

Ancestry and Parentage

the freedom of London and of the town of Youghal. When the former honour was conferred upon him he wrote to his brother-in-law, JMr. Steele (May 24th, 1899) :

" Do you know that your correspondent is a freeman freedman of the City of London or, rather, will be after Saturday, when he is to be sworn in by Gog and Magog ? I shall then be a freeman both of Youghal and London. The combination is, I think, interesting, and presents some instruc- tive points of contrast. The average is, however, distinctly good. I am also a liveryman of a City company the Spectacle Makers, to wit. What dreams of Turtle arise before my dis- tempered vision at the prospect ! "

Some further account of his connection with Youghal is contained in the following letter to his niece, Miss Maude Ball (August, 1906) :

" The house that my grandfather. Bob Stawell, lived in, no longer exists. The site of it is now occupied by the buildings of the Provincial Bank. It is far up on the main street from the station end, on the right-hand side. My great-grandfather lived in the family place at Roxborough (I have not written it very plainly because I am not sure of the spelling!), near Midleton, between Cork and Youghal.

"John and Kitty Green lived on Nelson Hill, close to the church where your father and I spent many days in our youth. I forget the number of the house, but the sexton or any old person would show you where ' Kitty ' Green lived.

" In one of the houses in the bank buildings Mrs. Sam Green used to live. There her children, Alice Green, Mrs. Loane, Sam, Edward, and Johnny, w^ere all born. With them your father and I spent a month, during which we had many nice trips, such as to Capel Island, the cliffs of Ardmore and Glen- dyne. You have already, perhaps, gone to Ardmore to see the Round Tower and the cliffs, where Cornish choughs used to abound. Glendyne, which we also visited, is a lovely place, something like the Dargle. You ought to go there also.

"One of the last houses in Youghal that we frequented was on the Mall a large house nearly opposite the Court House, on the station side. There Charles Green, father of Willy Green,* used to live, and there, not so very long ago, the last of his three old aunts died.

"It does please me so much to think that you take an

* His cousin, the Rev. William Spotswood Green, C.B., M.A.. Government nspector of Irish Fisheries since 1889. He is well known as an intrepid explorer, having been the first to ascend Mount Cook, New Zealand.

Reminiscences of Sir Robert Ball

interest in these matters. Your account of the churchyard also interests me. The sextoness I saw two years ago was very glib in pointing out the inscriptions on the monuments in the church. But I could not get any good information from her about the Ball headstones. When she pointed out one monument in the church, and at the same time gave out the inscription on a monument on the opposite side, it suddenly flashed upon me that she could not read! She was not quite successful in her attempt to conceal this slight defect in her education.

" I think I have a copy of an inscription on a tombstone in Youghal of a Ball who died in 1748. It was taken by a pauper in the poorhouse at Youghal, who amused himself by tran- scribing it when he had a day out ! "

In the autumn of 1896 my father made what he described as "a pilgrimage to visit the tombs of his ancestors." He was accompanied by his wife. He wrote the following account of this tour to his sister (Mrs. Millington) :

*■' Ilfracombe Hotel (September gth, 1896).

"We came here on Saturday, and we greatly like the place. I am, in fact, breathing my native air, for was not dear mother from Somersetshire, and was not our great-great-great-grand- father one of the old Devon worthies ? I have been looking up the family. We went to Chudleigh. We found lots of Balls in the registry there, and surviving traditions of Nicholas Ball (b. 1450), whose great-grandson, Thomas Ball, was aged 100 in 1620. We found, in fact, a living specimen in the sexton's wife, who assured us that she was the lineal descendant of the Ball of Mamhead, who lost that splendid estate by gambling.

" We go on Saturday to Bampton, where our said great- great-great-grandfather, Robert Ball, was born on November 20th, 165 1. He was an officer in the army of Charles II., and came over to Ireland, and then married Elizabeth Vaughan. I did not realise till lately that the Devonshire estate only finally passed from our family in the time of our great-grand- father, about one hundred years ago. We shall also pay a visit to Mamhead Church on Sunday. It is near Dawlish, a place Aunt Alicia used often to stay at and talk of. If I did not shed tears of sorrow over the bones of my ancestors, I must admit that tears of laughter were not far off!

"F. has been cracking her jokes on the subject in the strain you may imagine. After we had inspected the tombs, and paid our homage to the mighty dead, I ventured, in all humility, to boast of my ancient lineage, and to observe that mine was no mushroom family. Her reply was : * No ; it seems to be a Puff Ball family!'"

Ancestry and Parentage

It is said that the Nicholas Ball referred to in the above letter had the following epitaph on his tombstone :

"Here lies Nick Ball, Who had a fall

From grandeur to decay. His fine estate, His gold and plate,

All lost was in a day ! ' Mamhead ' the stake. And so he brake,

Now turns he into clay ! "

In 1897 a question was raised as to the right of the family to bear arms. My father wrote to Mr. Steele (October 9th, 1897):

" I have heard that someone who is publishing a book offers splendid coats of arms to anyone who will pay the necessary fees, but I don't see the fun of it. The ' Coats of Arms ' wear to me the form of ' Black Mail ' ! "

He was led, however, to make inquiry into the matter, and he received a letter from the Ulster King at Arms (April i8th, 1899):

"I have made a search through the records of this ofhce, and beyond the short pedigree of three generations from Henry Ball, of Youghal (d. 1742), which I showed you when here, and which is connected with the Reid pedigree, there is no pedigree whatever recorded here of your family, and there is no mention whatever of any Arms.

"Evidence that Robert (or Henry) Ball, of Camden House, Devon, was descended from Ball of Chudleigh, or that he was entitled to Arms, has yet to be produced.

"I presume that you can easily claim a Confirmation accord- ing to enclosed printed slip, and should you and your brother wish to apply for one, perhaps you would fill up the enclosed form. The Confirmation could be made to you and the de- scendants of your grandfather; and as regards the difference to be made on the Coat, I would endeavour to meet your views as far as possible.

" I may mention that no Arms are entered to you in the Knights* Register, and I should like to see the blank shield filled up for one of such world-wide reputation in science."

As the necessary evidence was forthcoming, the arms were duly confirmed on April 24th.

5

Reminiscences of Sir Robert Ball

A full account of the Devonshire family of Ball will be found in the "Ball Family Records," compiled by the Rev. William Ball Wright, M.A., York (printed by the Yorkshire Printing Company, Limited, 1908). When my father received a copy of this work, he wrote to its author : "Your magnificent volume will make every Ball bounce ! "

In the course of his lectures he often had occasion to illus- trate the lapse of vast periods of time. This he would some- times do by referring to the tables of descent, and asking the audience what "a hundred generations" meant to them. In the course of his lecture entitled "The Eternal Stars" he used to propound a question which bore upon the subject. He would say : " I believe most of us do not generally remember much, or even anything, about the personal history of, let us say, our great-grandparents. Do you doubt this ? Then let each man in the audience ask himself if he could tell straight off the maiden names of his four great-grandmothers."

The reference to grandmothers also reminds me of what he used to describe as the "theory of grandmothers." "If," he would say, "you trace your lineage back, you will find that you had two grandmothers, four great-grandmothers, and eight great-great-grandmothers, and so on. When you finally arrive at the Garden of Eden, you had x great-great-great . . . grand- mothers. Eve was one of them. Where were the others?" We were always left wondering.

A few years ago his cousin, the Rev. H. B. Swanzy, M.A., made and sent to him certain extracts from "The Council Book of the Corporation of Youghal " (edited by Mr. R. Caulfield), and from other works. Amongst the extracts were the following :

" 1689. Robert Ball, of the Town of Youghal, attainted by King James II., in 1689, as being resident in England (i.e. a refugee).

"January 24th, 1687. Robert Ball lent Corporation los."

Upon receipt of these notes my father wrote to Mr. Swanzy (September nth, 1901) :

" But now I have to thank you also for the most interest- ing extracts you have given me. I value them greatly, and I intend to go over them with the portraits in the dining-room, and fix the incidents in my memory. I am so glad one of my ancestors was 'attainted.' There is dignity in that word! It

6

Ancestry and Parentage

is also gratifying to know that when the Corporation of Youghal was in deep financial distress an ancestor of mine rose to the occasion and lent them ten shillings ! "

* * * *

Sir Robert's genealogical notes continue :

This much must suffice for my ancestry, but if any curious person desires to know more, I can set down for his informa- tion the maiden names of my four great-grandmothers. They were : Jane Meredith, Molly Jones, Mary Ellis, and Mary Croker. I could also give him the names of at least five of my eight great-great-grandmothers !

I would add that any visitor to Cambridge Observatory may see on my walls the pictures of the ancestors whom I have just mentioned, in addition to a good many others. I have also in my possession many Edouart silhouettes of these worthies, including one picture of a great-uncle who fought in the Battle of Bunker's Hill. The following account of him appeared in the Gentleman's Magazine for November, 1832 :

"Died lately, aged 80, Bent Ball, Esq., formerly captain in the 63rd Regiment, and one of the few surviving officers of the American revolutionary war, in which he received three musket balls in different parts of his body, one of which could never be extracted."

My grandfather. Bob Stawell Ball, had four children, who lived to reach mature age. Of these the eldest was my father. His brother died when I was young, and as "Uncle Bent" was dearly loved by us children. My two aunts, Mary and Anne, were never married.

My father left the ancestral home in Youghal in the year 1827, and came to seek his fortune in Dublin. He was ap- pointed to a clerkship in the Castle, but the office routine was by no means congenial. His every leisure moment was de- voted to science and to cultivating the friendship of men who had similar tastes. He made a collection of botanical and zoological specimens,* which formed the nucleus of a large and valuable museum. In 1835 he became a member of the Royal Irish Academy, and of the Geological Society of Dublin, but he may be said to have taken his most important step when he became honorary secretary to the Royal Zoological Society of Ireland, in 1837. "The Zoo" was then in the throes of its They are now in Trinity College, Dublin. 7

Reminiscences of Sir Robert Ball

early difficulties, and I think it may be fairly said that much of its subsequent prosperity was due to his unstinted and un- rewarded labours. In a memoir written shortly after his death, in 1857, Mr. Robert Patterson thus bore testimony to my father's services :

"The hardworking mechanic and the toil-worn clerk will in future years visit the Zoological Gardens with their families as they do now. When enjoying, amid its attractions, the innocent prattle of their children, such men will naturally ask : * To whom do we mainly owe the existence of this Garden, and the penny admission which makes it available to us ? ' Let some simple inscription, some unostentatious tablet, answer the inquirer, and tell to him, and to his children, that the name of their benefactor was Robert Ball."

In 1836 my father attended a meeting of the British Asso- ciation at Bristol. Hospitality of all kinds was shown to the scientific visitors, and it thus came about that my father met Amelia Gresley Hellicar, a lady of good English family, con- nected on her mother's side with the Gresleys of Drakelow, whose history Mr. Falconer Madan has written so well. This acquaintance led to a happy marriage on September 21st in the following year. The second child and eldest son of this marriage was christened "Robert Stawell," whose reminiscences are to be set down in this volume. In after years a favourable opportunity of alluding to my association with Bristol presented itself. Following the parental example, I attended a meeting of the British Association in that town.

A large party made an excursion to Raglan Castle and Tintern Abbey, where they were hospitably received by Lord and Lady Llangattock. We were entertained at luncheon in the Archery Pavilion, in the Castle grounds. I was called upon to propose a vote of thanks to our host, and I am credited by the local paper with having said something like the following :

"During these little parties friendships are made friend- ships which many of us have had reason throughout life to cherish and to esteem very highly. If report be true, on certain occasions even relationships of a peculiarly tender character have been formed in consequence of the opportunities afforded during excursions of the British Association ; and if my eyes do not deceive me, similar results will probably ensue on the

8

Ancestry and Parentage

present occasion ! I am not altogether romancing far from it. The British Association met twice before in Bristol, the last time about twenty years ago, and the first in some prehistoric period the date of which I do not clearly recollect. In the prehistoric period to which I refer I believe it was in 1836 there was then, as there is now, great hospitality shown by the citizens of Bristol and the vicinity ; and among the visitors on that occasion was a tall Irishman, belonging to section D the Zoological Department. This Irishman was most hospitably entertained by a family resident in Queen's Square, Bristol, well-known to those present. In this house was a young lady, who w^as naturally introduced to the young Irish- man. The acquaintance speedily ripened into friendship, and I think before the meeting was over the friendship should be described by a still more glowing term. The mutual attach- ment which thus originated led to the usual happy result. The marriage took place not long afterwards. In due course a son appeared. The child was properly vaccinated, had the measles quite correctly, and all the other natural incidents of child- hood. Indeed, to make a long story short, the individual who now addresses you is in this way the offspring of the British Association."

This leads me to a point which may be of interest. I had been described on the previous day as an Irishman, but as my dear mother was a Bristol woman a thorough Englishwoman it was obvious that I could not be described as altogether an Irishman. I would like to ask the committee of section A to decide the question ! They must take into account that my great-great-great-grandfather came from Devonshire. The problem may be thus stated : If a man's great-great-great- grandfather was an Englishman, and his mother was an Englishwoman, in what proportion do the English and Irish element enter into his constitution ? It can be shown mathe- matically that, if I were divided into thirty-two parts, seventeen of them would be English and fifteen Irish. Such being the proportion, I have to admit, and I do so w4th much regret, that I am not even half an Irishman.

My eldest sister, Katherine Gresley, dearly loved by all who knew her, was the intimate friend of the late Robert Callwell, of Dublin, and of his wife and daughter. Sir Frederick Burton, late Director of the National Gallery, one of my father's old

9

Reminiscences of Sir Robert Ball

friends, made a study of "Kate." The picture is now in the National Gallery, Dublin.

The following sonnet was written by the Rev. R. Percival Graves on August ist, 187 1 :

When in her life I saw that sainted look

By the rare artist's hand of mystery given,

Reflecting in an ecstasy to heaven

The picture of my friend, I scarce could brook

The loss of what I loved. Sure he mistook

Not to have rather caught that sweetest flash

That lights, I said, the darkly drooping lash

Of her soft eyes, unrolling her heart's book

Of sympathy with love, and truth, and good. But now

I thank thee, Burton, for thy work inspired.

The adoring eye, the heaven illumined brow :

Thus stands she in the presence she desired

God loving; loved by God; praying His love

On all she loved below, loves still above.

Kate married Dr. John Todhunter on May i8th, 1870, but only survived for a year.

* * » * «

Thus far the autobiography. My father always cherished affectionate memories of his sisters. When giving away prizes to the girls at a Cambridge school on February 19th, 1900, he said in the course of a speech :

"I once knew a lady who had a remarkable power of attaching to her the love and friendship of those whose love and friendship were best worth having. There can be no harm in speaking of her now, and in speaking of her on this occa- sion. She died many years before any of the girls in this school were born. She had the power of inspiring affection; and what is no less valuable, the power of retaining it. No boasts would ever have been permitted to issue from her gentle lips, but I think, if she had chosen to boast, she might have uttered words which anyone might have been proud to utter. She might have said : ' I never lost a friend, though few indeed have ever had so many.'

"Not until after her death did a little secret of hers become known. She was one of a long family. She had her many school friends ; she had ties by marriage ; she had an unusual number of most interesting friends in other ways, and her secret was the scheme by which she kept these friends in

10

I

"KATE" BALL

From the drawing by Sir Frederick Burton in the National Gallery of Ireland, Dublin

Ancestry and Parentage

touch with her. To her, indeed, the words had a special truth :

" ' Make channels for the streams of love, Where they may broadly run, And love has overflowing streams To fill them every one.'

We are always told to be systematic in our w^ork, and this dear lady was systematic, not only in the duties of her life, but in her affection for her friends. She counted up those whom she specially wished to cherish her brothers and sisters, not a few cousins and other relations, her school friends, her other friends and they numbered twenty-eight. And so she formed a little scheme. One day in each month was assigned to each friend. When there were a few days over, then certain particular friends got two days that month. It might be a visit or a letter. Perhaps it was some little gift ; perhaps it was some little attention to the child of the friend. It might even be nothing more than a cutting from a newspaper, or a few kind words on a card, or some message, or even without any actual communication whatever, it might be at least a few kind and sympathetic thoughts. That little calendar of the affections of which no one knew except the tender heart herself was indeed twice blessed. It blessed those that re- ceived; it blessed her that sent. I ought to know. I was one of the happy twenty-eight. The lady was a beloved sister of my own ! "

* *

The autobiography then continues :

My second sister, Mary Agnetta, died in 1868, unmarried, and my two younger sisters were Amelia Charlotte, who married William Millington, M.D., of Old Fallings Hall, Wolverhampton (she died in 19 12), and Annie Frances, who married George Butt, of the Bengal Civil Service, in 1875. George Butt died in 1879, and my sister Annie married John Thomson, of Edinburgh, in 1885. She is, happily, still living. My brother, Valentine Ball, C.B., F.R.S., had a distinguished career as a geologist, first in India and then as Professor in Trinity College. In the end he became Director of the Science and Art Museum, Dublin. He died in 1895. ^^y youngest brother is Sir Charles Ball, Bart., F.R.C.S., Regius Professor of Surgery in the University of Dublin.

II

CHAPTER n

EARLY YEARS*: 1840-1851

I WAS born in Dublin on July ist, 1840, at No. 3 Granby Row, Rutland Square, a house which had been leased by my father. It was large enough to supply not only the require- ments of a rapidly increasing family, but to accommodate his museum and library. The gradual change of social conditions in Dublin has considerably altered the status of houses in Granby Row. I may, perhaps, illustrate this by mentioning how, in recent years, I rather puzzled my dear old mother by asking her if she had heard that the Balls had gone back to 3 Granby Row. "What do you mean, my dear?" said she. I was then forced to explain that I had only the day before passed by and seen at the hall-door three balls (golden balls, however), indicating that a pawnbroker was now in possession of the mansion which had contained us in our infant years. That house had also accommodated innumerable stuffed animals, snakes, toma- hawks, and such other articles as in my childish memory I recollect in my father's museum.

My earliest memories of home are intimately associated with the museum and the Zoological Gardens. As secretary of the Dublin Zoo, my father had much to do with all details of the business. In those days, as at present, the council met every Saturday morning for breakfast at the gardens. The chief business of the Society was transacted at these meetings. Thus the council would consider questions relating to the purchase and sale of animals; but during the week the secre- tary always had power to acquire any new animal that might happen to come into the market. The creatures so purchased frequently found a temporary resting-place in our house for one or more nights, awaiting their conveyance to the gardens, some two miles distant. Nor were these animals always rigor- ously confined within the limits of their cages. My mother

* This chapter is entirely autobiographical. 12

Early Years

used to tell us that she remembered my sister Kate, when quite a small child, running into the parlour to ask her mother to come out and see the lovely little things that were crawling on the stairs. The "lovely little things" proved to be snakes, which had somehow managed to make their escape. A sloth, on one occasion, arrived in the evening, and in order to reproduce the climate of a Brazilian forest as nearly as was possible at such short notice, the sloth was hung on the back of a chair before a fire in the dining-room. I have no doubt the animal passed a very comfortable night. I well recollect how long afterwards we used to point out the marks of its claws and teeth on the back of the chair. As I have since heard, my father held the sloth to be rather a delicate animal. Consequently, it was sent as a present to the Zoological Gardens in Regent's Park, whereupon the council of that Society sent us a young giraffe ! I also remember a giant tortoise w'hich sojourned very happily in our kitchen for two or three days. But with the fear of de Rougemont before my eyes, I think it better not to narrate incidents which most certainly happened.*

Among my earlier recollections are those of the scientific men whose intimacy my father enjoyed. The earliest of all these friends was, I think, Mr. William Thompson, of Belfast. He was a distinguished naturalist. He was an authority on the birds of Ireland. His book, in four volumes, "The Natural History of Ireland," which was, I believe, published after his death, contains an immense number of original notes made by his friends, especially my father. He died before my father, and I well remember how deeply his loss was felt. He used frequently to stay at No. 3 Granby Row, and long hours were spent in the private museum, where the two friends dis- cussed the wonderful collection which my father had brought together.

In relation to this collection I may perhaps mention a some- what curious incident that occurred. Children's parties were occasionally given for our benefit. Among the attractions

I may properly relate one "incident" of which my father used to tell us. It was that on several occasions he rode round the kitchen on the back of a tortoise. Those who have read Darwin's account of the giant tortoise in the Galapaigos Islands, which is to be found in "The Voyage of the Beagle," will have little difficulty in believing that the tortoise can be a safe, if not a very rapid beast of burden.

13

Reminiscences of Sir Robert Ball

designed for the amusement of the many little friends who thronged the house, were charades, in which my father, with some of his zoological friends, were the chief actors. I re- member one charade in which the scene was that of a doctor treating his patient. The patient was represented by no less a person than Isaac Butt, who was then a distinguished Queen's Counsel, and who afterwards became the famous Parliamentary leader of the Home Rule party. Butt was sitting in a chair, and my father was the doctor. The doctor not only prescribed for his patient, but determined to administer the medicine in his own proper person. Retiring into the museum (which was, in fact, our back drawing-room), he picked up a dark bottle which appeared to be empty. One or two assistants were then called in to hold Isaac Butt in the chair, while my father thrust the bottle into his mouth and turned it up as if to administer a dose. Nothing could exceed the brilliance of Isaac Butt's acting ! He winced, kicked, and struggled, bringing down the house with thunders of applause ! The intense realism of his performance naturally stimulated the doctor in attendance to administer more of what he believed to be an imaginary draught. But it subsequently transpired that the bottle was by no means empty. It had contained snakes in spirit. The snakes had been removed, but a sufficient residuum was left unnoticed in the bottle thus forcibly inserted in the mouth of the unfortunate patient !

I recall another incident of the charades about this time. Rumours of the gorilla were just beginning to reach Great Britain. Fierce as the gorilla may be in actual fact, the real animal was nothing, either in size or appearance, to the terrible beast described in these early reports. At one of our parties Professor Edward Forbes (who, alas I died far too early for his splendid genius to mature itself) appeared decked out in robes to give a scientific lecture on monkeys. He announced that he was privileged to exhibit for the first time in Europe a specimen of the wild and ferocious gorilla from Africa. The museum door was opened, and there emerged, with hideous shrieks, a gorilla about 6 feet 6 inches in height, amidst such a scene of excitement that it was hard to know whether laughter or cries of terror chiefly predominated. My father had manu- factured the gorilla head himself. The rest of the costume was made of bear skin. Being six feet five in height, my father

14

Early Years

made an admirable lay figure, on which the costume, sur- mounted by the fearful head, could be displayed. As well as I can remember, Professor Forbes continued the lecture by show- ing how this remarkable animal could actually be taken to pieces. He first removed the mighty paws, and then the head. For many years afterwards that head remained in the pos- session of our family, to be used on state occasions for the edification or, more accurately, for tlie terrorisation of child- hood. At last, when my brother Valentine became Director of the Museum in Dublin, it was transferred to the depart- ment of Natural History.*

The resources of the museum provided other "properties" of many kinds for such representations. My father had a full Maori dress, in which, according to tradition, he once appeared at a fancy dress ball in Dublin. He had also trumpets of various kinds, blunderbusses, and other such weapons. On one occasion he appeared as a bandit, armed with one of these blunderbusses, which he fired up the drawing-room chimney with a resounding report.

Another friend of the house who often stayed with us was the late Sir Richard Owen. The skulls and bones were then very much in evidence. I remember, as a child, sitting on Owen's lap while he drew pictures of a Bengal tiger in full pursuit of his wretched victim. The successive pictures showed how the victim was approached and finally devoured. I kept up my acquaintance with Sir Richard Owen from those early days of 1848-9 until his death some forty years later.

I have mentioned Professor Edward Forbes in connection with the gorilla incident. He was, I think, a very frequent visitor, and I well remember his long black hair and brilliant, intellectual face. He was an exquisite artist, as those who remember the vignettes in his great book on " British Star-fish " will testify. The evenings he spent with us were passed in scientific discussion. He had the attractive habit of sketching on any scrap of paper lying near, even while engaged in most earnest talk. When he stayed in the house with us my mother always took care to scatter half-sheets of notepaper and pencils on the tables. The pictures which he drew were collected afterwards, and a volume composed of them is still a precious possession in our family. It contains exquisite female faces, * It is now in the possession of my brother, Sir Charles Ball, Bart.

Reminiscences of Sir Robert Ball

pictures of Turks in turbans, fairies, and all kinds of little fancy sketches. Sometimes they were humorous pictures. I specially remember one, "Ye Deathe of ye Lady Jane Greye," in which the executioner, armed with a gigantic pair of scissors, is about to snip off the plaintive head, which is held in a convenient position by an assistant grasping the hair.

Of all those who came to our home in those early days, the late Robert Patterson, F.R.S., of Belfast, was the visitor we knew best. He was revered by us all for his kindness to our mother in her widowhood. He was himself a distin- guished naturalist. In fact, almost the first of the books of science placed in the hands of school-children in those days was "Patterson's Zoology for Schools." Some of the members of his family inherited their father's taste for natural history; indeed, one of his sons. Sir Robert Lloyd Patterson, eminent in business circles in Belfast, was an observant naturalist. He wrote a well-known book on the "Birds, Fishes and Cetacea of Belfast Lough."

I was only six years old at the time of the Irish Famine in 1846, but I well remember the stories of that time. The total loss of the potato crop was the cause of this famine. I re- member that we, as children, were interested to note how the potatoes disappeared from the nursery table, their place being taken by suet dumplings. I also distinctly recollect the terrible fever which followed the disappearance of the famine, and how a very large area near the Royal Canal, on the way to Glasnevin, was occupied by buildings which were known as the "fever sheds" for many years. They were ultimately replaced by a more substantial structure, which now, I believe, forms part of the workhouse of the North Dublin Union.

Then, too, I recollect the rebellion of Smith O'Brien in 1848. There was distinct alarm throughout Dublin. All the windows of our house were provided with stout barricades, and my father, like other householders, had provided ammunition for defence, in case of attack. Indeed, I am not quite sure but that I, a child of eight years old, did not myself pre- pare some very desperate weapons which I took to bed with me every night, determined to sell my life as dearly as possible.

The first public event that I can remember was the funeral of Daniel O'Connell in 1846. The procession passed down

16

No. 3 GRANBY ROW. DUBLIN Sir Robert Ball's Birthplace

Early Years

Dorset Street, and was visible from our nursery windows at 3 Granby Row.

I remember my little head being thrust out of the nursery window to see it, and how my father said that it couldn't have been Dan after all (he died at Genoa), for the coffin was not long enough, and how I told Cullen, in the stable, what I saw and heard, with the addition that Dan was a very bad man, from which Cullen vigorously dissented !

17

CHAPTER III

SCHOOLDAYS: 1851-1857

MY father's schooldays are thus described in his own words :

Our education in early years was conducted by a series of governesses. They were very worthy ladies, and I am quite sure they did the best they could, though from the innumerable occasions in which I was in disgrace, I fear I must have been anything but a model child. When I was ten years old I went to a school which was then kept by Dr. John Lardner Burke in North Great George's Street. I was only there for a year, when it was decided that I should be sent to England. My dear mother, herself an Englishwoman, desired that we should be brought up to speak without an Irish accent. With this object in view, we were surrounded from our earliest days by English nurses. It was for the same reason that we boys were sent to English schools. In those days this was one of the arguments used in favour of sending Irish boys to school in England. In later years I used often to laugh at my dear old mother about this part of her policy, and the lamentable failure that it proved to be. For, if I may trust the somewhat frank statements of my friends, and not a few remarks that I have seen in the newspapers, the cordon of English nurses, and the six years which I spent at an English school, were wholly unsuccessful. Indeed, even the fifteen years of my life which I have now spent at Cambridge have not, I am informed, sufficed entirely to remove all traces of an Irish accent !

The school to which I was sent was near Chester, at a little village named Tarvin. My father took me there in 185 1. The wiseacres at home used to congratulate me on going to school. They used to say that my schooldays would be the happiest days of my life. I never believed them then, and I certainly do not believe them now. I can frankly say that I hated my

18

Schooldays

school life. I dare say that this was my fault. My teachers lost no opportunity of impressing the fact upon me.

Nothing could ever induce me to feel the slightest interest in my Latin grammar. In those days Latin and Greek were the only subjects considered to be of the slightest consequence in education. It followed that I was in a state of chronic em- broilment with the authorities. The lurid reports which they sent home caused terrible grief to my mother, presaging, as they did, certain discomfiture in this world.

* *

I interrupt the personal narrative at this point in order to show, from contemporary records, that my father's progress at school was not so bad as he would have us believe.

The reports he refers to must have been sent home during the first two years of his school life, for those received by his parents in 1853 were by no means unsatisfactory. Thus, for the half-year ending Midsummer, 1853 : Latin, "Fair"; Arith- metic and Mensuration (Upper Division of school), "Highly satisfactory, average place in class 15, in a class of 87 " ; Chemistry, "Attentive at lectures"; English Grammar, and Composition and Dictation, "Very Good." Dr. Brindley (the head master) appended a note to this report :

"The fact of his standing fifteenth in a school of one hundred and ten boys, ranging in years up to manhood, is alone a proof of his strong reasoning powers, so far as Colenso's Arithmetic is a test of power. I think him a boy of superior mind, and in mildness of character and submissiveness to discipline he daily becomes more satisfactory."

The report for the half-year ending Christmas, 1853, con- tained the following : Greek, " Satisfactory " ; Latin, " Very Fair"; Arithmetic and Mensuration, "Good." (Note added in Dr. Brindley's handwriting : " Extraordinarily good ! Eleventh of the whole school. J. Brindley.") Conduct, atten- tion, and improvement, "Highly creditable." J. Brindley; while in that for the half-year ending Christmas, 1856, the Rev. T. B. Rowe wrote : "Is, on the whole, first in the school in mathematics. His work is always very satisfactory."

* * »

To continue the autobiography :

The classes in the school were regulated entirely by pro-

19

Reminiscences of Sir Robert Ball

gress in classics, and the boy who was not a classical scholar was generally regarded as an intolerable dunderhead. Things are no doubt better in modern schools. In one respect the utter scorn with which mathematics, or, indeed, any branch of learning other than the classics, was treated was not dis- advantageous to me. Two or three hours a week were devoted to such pursuits ; but, as the subjects formed no part of the regular curriculum by which class progress was judged, there was no regular course, and it was go-as-you-please or do- nothing-at-all during the hours supposed to be given to these subjects. But let me hasten to do justice to the head master, the Rev. Dr. John Brindley. He invariably employed good assistants. There were always excellent Cambridge men on his staff, and, consequently, if a boy really took an interest in his arithmetic or algebra, there was always a capable and a willing preceptor to direct him. Nor was he retarded if the other boys did not choose to learn, for, as I have said, each was allowed to go as he pleased in these subjects.

I thus had the advantage of acquiring the elements of mathematics, and I feel much indebted to those whose labours afforded me the opportunity. Phe names of Tatham, Sweeting, and J. Keary come into my mind in this connection; but I must particularly mention my lifelong friend, the Rev. Theophilus B. Rowe. Rowe joined Brindley's establishment shortly before I left. He was six years my senior, and came to the school with the reputation of a Double First at Cam- bridge. He and I became and remained fast friends. I knew him later on at Bath ; and then, when I had sons of my own to send to school, I was glad to place them under his care when he was head master at Tonbridge. When he retired from Tonbridge to enjoy a well-earned rest at Bournemouth, I saw more of him from time to time than I had been able to do during his more active years. Our friendship grew with each succeeding visit, until at last, after a long period of declining health, he passed away.

Before Dr. Brindley commenced his career as a school- master he had become to some extent known as a public debater. He had challenged the Socialist, Robert Owen, to public discussion. His discussions, I believe, attracted some attention at the time, and he always regarded himself as a successful champion of orthodoxy, both religious and political.

20

Schooldays

What the merits of his services may have been in these matters I really do not know. I remember one large room in Tarvin Hall which was filled with enormous packages containing copies of published editions of Dr. Brindley's letters against Robert Owen. The fact that so large a number of copies remained unsold seems to indicate that the public had made no overwhelming demand for the work !

Of Dr. Brindley himself I would never say or think an unkind word. He and all his family were invariably good to me. Let me give an instance of this. I was always dabbling in experiments of various kinds. Every fifth of November they naturally took the form of fireworks. There was a certain amount of licence allowed in squibs and crackers on Guy Fawkes' Day. In fact, it was observed as a holiday, and Dr. Brindley himself used to appear in the evening with a bundle of rockets. We always had a good supper afterwards. But except on these occasions gunpowder in any shape or form was always strictly prohibited. Personally, I believe this to be a mistake, because boys will get such things, and the danger becomes serious when they commence to try experiments on the sly. Then, from the nature of the case, proper guidance as to how explosives should be used, and as to the precautions to be observed, are not forthcoming. It was in some investi- gations of this kind that a powder flask burst in my hand on November 5th, 1854. I was seriously injured, and the loss of my hand was threatened. I had acted in clear defiance of all rules, and my action brought trouble on myself and every- one else. Yet no one could have been kinder than Dr. Brindley. I was laid by for many weeks, and I shall bear to my grave very unmistakable scars from this mishap.

Dr. Brindley used to give us excellent moral advice. Many of his precepts about "perseverance," and "sticking to your work when you found any," will not have been forgotten by any of us, but, unfortunately for 'himself, he sometimes failed to practise the precepts which he was never tired of inculcating. In the result, he was always getting into desperate trouble of one kind or another. Of course, as boys we didn't know all this at the time. But certain incidents in his career were not only not unobserved by us, but were forced upon our atten- tion in a manner that gave us (shall I say?) unfeigned enter- tainment and delight.

21

Reminiscences of Sir Robert Ball

I never knew how he started at Tarvin Hall, but, having taken this fine place, he was extremely energetic in securing pupils. He was also very successful in some of the scholars he turned out. When I arrived there, in 185 1, the school numbered something like a hundred boys. There were exten- sive buildings, schoolrooms, a lecture theatre, and dormitories. Most of these buildings he had put up himself, and he had done so although he had only a short lease of the premises. The lease was to expire in 1852, and had Brindley practised the excellent business precepts he was constantly enjoining upon us, he would, of course, have avoided the denouement which occurred. That which might be expected did, of course, actually happen. When the lease expired the conditions were that Brindley had a flourishing school of a hundred boys, and had enormously enhanced the value of the property by the expenditure of thousands of pounds in building. The landlord, not unnaturally, proposed to raise the rent. There was no talk of compensation for tenant's improvements in those days. Brindley became furious. He vowed that he would throw up the place, and further gave it forth that he would not leave standing a single stone of the buildings which he himself had put up. These preliminary circumstances only became known to us boys in much later years; but what actually happened at the time was quite within our comprehension, and it met with our heartiest sympathy and approval. Just before the close of the last half-year at Tarvin Hall, a crowd which in- cluded every able-bodied villager in Tarvin and the surround- ing district appeared in the playground with poles, ladders, and various implements of destruction. Brindley himself took the command, and they proceeded forthwith to demolish all the buildings he had put up. Let the fate of the lecture hall suffice. How they got the roof off at first I do not remember, though no doubt I must have been a delighted witness of the scene of destruction. But I do remember distinctly the throw- ing down of the walls. Billy Astbury (such was the name of Brindley's chief henchman) and his gang of villagers all applied their poles to the wall. Under Brindley's guidance the long poles were applied to the top and the short poles to the bottom. Working all together with a sort of rhythm, they at last got up a swing in the wall. This gradually increased until eventu- ally it went over with a terrific roar and lay prostrate. It was

Schooldays

by means such as this that Tarvin Hall became a ruin, and our days at that establishment were ended.

Before I leave Tarvin Hall, and deal wit-h the subsequent career of Brindley, I may just mention two incidents which come to my memory. The head master announced that he v.ould take some of the boys to see the Great Exhibition of 185 1, provided the parents were willing to perform their part. This treat was primarily intended for the big boys, and great was the astonishment and amusement of the school when it was announced that an urchin of eleven years of age was also to be included in the party. Thus my first visit to London came about. I saw the Exhibition. It is but little more now than a memory of the water falling in a crystal fountain, music, and crowds of people. I do, however, recollect a stately figure on horseback being pointed out to us. I shall never forget that I saw the great Duke of Wellington himself. A year or so later I remember being one of the sufferers in a tremendous outbreak of scarlatina. There were sixty boys down, though not, perhaps, all at the same time. It was at this period that old Mr. Addison, Dr. Brindley's secretary, came into our room with the announcement of the death of the Duke.

In more recent years I have occasionally gone to Tarvin to look at my schoolday haunts.

On one such occasion, finding the church open, I wandered into it to see how far I could identify what I saw. There was, it appears, a funeral expected, and there were a few people about. One of these, an aged gentleman, said to me : "This is very sad, is it not?" I told him that my concern there was not with the funeral, of whicTi I knew nothing, but that I had come to the church for the sake of my recollections of the school forty years ago. "Oh," said he, "I was the doctor who attended the sixty boys through the scarlatina." "And I was one of your patients," I replied. It is a remarkable tribute to his skill that there was only one fatality among the whole sixty cases, and that was one of Brindley's own sons. This poor chap had been allowed to take a quiet walk in the sun at the beginning of what was hoped to be his convalescence after a severe attack. But boys are boys. He met with one or two particular friends of his, and they spent the whole afternoon sailing about a horsepond at the bottom of the field, in a tub which it was an especial delight to us to use for this

23

Reminiscences of Sir Robert Ball

purpose. He was at last discovered by anxious nurses. They brought him in, drenched to the skin. He was put back to the bed which he was never to leave again.

We were all sent home after the tremendous scene of de- struction I have already described, and we did not know what was to be the next step. Dr. Brindley had magnificent energy, and it was presently announced that the school was to be re- opened at Abbott's Grange, in Northgate Street, just on the outskirts of Chester. Of course, Brindley was brought to book by his landlord for his conduct at Tarvin, and he commenced Abbott's Grange under a heavy incubus of debt. Never- theless, his energy was so great, and he was able to point to so many distinguished men who had come from his school (especially my valued friend, Mr. T. B. Sprague, who was a Senior Wrangler), that there was soon a large muster on the school rolls. Before long the numbers reached 120. We were kept strictly confined wit'hin bounds, and saw but little of Chester. Sometimes we did get out by dispensing with the formality of asking for permission, which would most cer- tainly have been refused. I spent about four years at Abbott's Grange, being joined there by my younger brother, Valentine. It was at Abbott's Grange, too, that I made a friendship with George Richardson, which was happily preserved as long as his life lasted. He had a distinguished career at the university, and was known and loved for years as second Master of The College, Winchester. It was there, also, I came to know Ernest G. Swift, now the well-known police magistrate in Dublin. At that school also was Mr. Gumbleton, of Queens- town, famous as a horticulturist, Mr. John G. Gibbon, a member of the Irish Bar, and Colonel Wilson, of Tunbridge Wells. I could add the names of about half a dozen more.

The embarrassments of Brindley, though the boys, of course, neither knew nor thought of such things, must have gradually increased. Again another crash came; not, indeed, accom- panied by such sensational circumstances as those already narrated, and the school moved to Leamington.

I may here take the opportunity of recounting the closing incidents of Dr. Brindley's career.

It was not long after my brother Valentine and I left Leam- ington that the school— now for the third and last time tottered and fell. Brindley had a large family, and he was constrained to

24

Schooldays

cast about once more for means of livelihood. In the autumn of 1857 my brother and I were staying with my mother's relatives at Bristol, when we saw the town placarded with an announce- ment to the effect that the great "controversial orator (Dr. Brindley) hereby issues a challenge to any Mormon or Mormons

to meet him in public discussion on the day of , 1857."

I do not remember the name of the hall. Nowadays such an announcement would be hardly conceivable, but those were the palmy days of Brigham Young. Indeed, it was noised abroad that many people were leaving Bristol for Salt Lake City to join the new sect which was then beginning to flourish. I am afraid my brother and I had no interest whatever in the Mormon question ; but from our knowledge of Dr. Brindley, and our personal experience of the strenuous manner in which he conducted his controversies, and, indeed, everything else he was engaged in, we thought that in all probability there would be some good sport at the meeting. Down we went, and found a packed room. A chairman was duly installed, and there were a number of people on the platform. After the usual formalities. Dr. Brindley rose to make his speech. He commenced by a general denunciation of Mormonism, and went on to show, by various lines of argument, the iniquities of polygamy. He then paused, and challenged any Mormon who happened to be present to come and have it out with him then and there on the platform. As the first appeal met with no response, he resumed his argument with greater vehemence than before. This time he showed if not by the Old Testament, at all events by the New, that a plurality of wives was absolutely condemned by the principles of Christianity. Again 'he paused for a reply. Eventually, after repeated challenges and strong insinuations as to the want of moral courage in the Mormons of Bristol, a figure, tall and gaunt, was seen to rise among the audience. A thin, poor-looking man gradually made his way up the hall and ascended the platform. We were naturally delighted, cheering him heartily in the hopes (which were not altogether disappointed) that we should see some fun. Brindley then attacked the man, principally on the question as to whether a plurality of wives was recognised in the New Testament. Brindley declared it was not; the man feebly asserted that it was. Brindley quoted his texts, and then his opponent quietly produced from his pocket a large black Testament. Everybody

Reminiscences of Sir Robert Ball

was in a state of tremendous excitement by this time. Dr. Brindley himself was in a condition of acute nervous tension. At last the man found his place, and read out a text in which "wives" was put instead of "wife"! Instantly Brindley shouted, " A forgery ! A forgery ! " We all applauded vigor- ously. Dr. Brindley's excitement increased. He said, "I de- nounce you, sir, as a forger, and I seize that book." Thereupon Tie rushed across the platform to catch the man. The chairman endeavoured to intervene. The audience got into tremendous confusion, and the meeting ended in a free fight. Who ulti- mately got the Testament I never knew.

Bradlaugh was then beginning his career, and Brindley fastened on him, with terrible denunciations, up and down the countr^. Whether Bradlaugh ever met him in discussion, or even replied to him, I do not know. But when Bradlaugh went to America, Brindley started off, intending to follow close upon his heels in order to declaim against the evil which he believed his speeches were doing. It would not have been necessary to mention this had it not been that, while Brindley was so engaged, he was taken ill in New York and died, literally a stranger in a strange land.

This was the end of a man of many merits. He did his best for those committed to his charge, and he and all his family were kindness itself, when the occasion called for it. One of his sons, the Rev. F. Brindley, of Winwick Rectory, Oundle, has been a close, lifelong friend of mine. Another son of his, Mr. C. A. Brindley, is a well-known artist.

26

CHAPTER IV

COLLEGE DAYS: 1857-1865

AT the end of March, 1857, my brother Valentine and I were -^j^ inexpressibly distressed by receiving a letter from my mother to say that my dear father was most alarmingly ill. He was struck down on Friday, March 27th, and, though he rallied a little, 'he passed away on Monday, March 30th. As to the cause of his death, my mother often told us this story. Archbishop Whately, who was a constant visitor at 3 Granby Row, believed much in clairvoyancy. My father, though often invited, refused to attend the seances which were held at the Palace. At length, however, he did go, and upon his return, my mother asked what the clairvoyante had told him. "All rubbish," was the reply. "She says I have an aneurism of the aorta ! " He did, in fact, die of a rare form of aneurism (dis- secting aneurism), which was totally unsuspected by him or his medical advisers.

The sad news of his death was communicated to us by Dr. Brindley, and on that, as on every other occasion when circumstances really called for it, he was kindness itself. My brother and I were bidden to come home at once to the funeral, and were present when my father was laid to rest in Mount Jerome Cemetery.

The esteem in which he was held is illustrated by the fol- lowing letter from Sir Richard Owen to mv mother (April 2nd, 1857) :

" The announcement in your letter, put into my hands just as I was preparing for my concluding lecture, is so wholly un- locked for and so distressing that I can scarce realise it. I have not been more shocked or distressed since the news of poor Forbes's death, and for that we were prepared. But our dear friend the representative of Edward Forbes in Dublin gifted with the choicest qualities of head and heart, devoted to every good work by which the social and scientific character of his metropolis and country could be raised this is no merely

2^

Reminiscences of Sir Robert Ball

private or personal, but a national loss. And yet his kind, loving and manly heart, so well appreciated by all of us, makes the bereavement felt as if a dear brother had been called away.

"The deepest sympathy will be lastingly felt by both Mrs. Owen and myself for her who best knew the manifold worth of the treasure which has been recalled by Him who gave it."

Leaving his own story for a moment, let me give some account of my father's brilliant university career.

As he himself has shown, he entered college in circum- stances which were sufficiently depressing. His father had recently passed away, and his mother was left with very straitened means to provide for a large family. It was in this position of affairs that he began his university life. To gain a sizarship, or a scholarship, was a virtual necessity; but to attain "honours" in Trinity College, Dublin, is by no means within the power of every freshman. I well re- member my father telling me how it was only after long and animated discussion, and promises on his part that he would work to the utmost of his power, that his mother could be persuaded to venture the necessary entrance fees. His career in college shows how amply his promise to work was fulfilled. The promise itself was the upshot of a resolution to which he had come in his own mind, to work to the utmost of his ability, to "scorn delights and live laborious days." He once pointed out to me the very spot in Sackville Street on which he formed this momentous resolution.

From a diary kept during his first term as an undergraduate we glean the following facts :

On the day he entered college (October 13th, 1857) he went, in accordance with ancient custom, to breakfast with his tutor, Dr. Ingram. On this occasion fifty-five men presented them- selves for entrance. He had not yet made up his mind how to shape his course in life. On October i6th he wrote: "I really think about the ministry of the Lord " ; and on October 25th he says: "I went to college chapel for the first time to-day in my academicals. I then came home and wrote, and studied the beginning of St. Luke. After dinner, chapel again; in the evening, more of St. Luke. I begin to think in earnest about the medical profession, but I am afraid it is very hard to get on in."

28

College Days

On December ist : "I really think I have made up my mind to join the engineering school."

He often told me t'hat, during his later years in college, his working hours were never less than ten. That he had begun to recognise that it was necessary for an undergraduate to set himself regular hours of work is apparent from an entry in the diary on October 27th : "I determined to-day to put down daily the number of hours I work. To begin to-day 9.20."

He passed rapidly from one success to another, always taking a high place in the mathematical classes. On March 8th, 1858, his former head master wrote from Leamington :

" I feel quite ashamed that I have not sooner written to congratulate you on your excellent place at Trinity. I always had confidence in your success your ability, and steady deter- mined application, must ensure that. Had you remained with us, as others have done, until about nineteen years of age, and been thoroughly prepared, I confidently believe you would have taken the highest mathematical honours either at Dublin or Cambridge. As it is, I feel sure you will be a First Class man, and a good one, too. In the loss of your dear father you have a double motive to excel to do honour to his much-respected name and to ensure to yourself an honourable competency.

"P.S. Four nights' discussion last week; three nights* this week with Dr. Bay ley, head of the Swedenbor gians ! "

The following memoranda relating to this period occur in his mother's diary :

"1858. On August 6th I went with five children to Weston. Robert joined me in consequence of his having had an offer of a situation in the Post Office, which he declined. In May he passed another examination and obtained second First Honours, and in October he also obtained Honours, when he took the same place and obtained jC4 worth of books.

" 1859. Robert has made great progress at college during his second year. In the October examinations he obtained the second place in Science and the sixth in Logics. Double First Honours and ;£8 worth of books. He also wrote a paper on the Gulf Stream,* for which he obtained a prize of jCs los. from the Philosophical and Literary Society, T.C.D."

His later successes may be thus briefly recorded. After securing several book prizes, he obtained a scholarship, and was made Lloyd Exhibitioner in i860. In 1861 he was Gold

* See page 188. post. 29

Reminiscences of Sir Robert Ball

Medallist in Mathematics, First Gold Medallist in Experimental and Natural Sciences, and University Student. In 1863, 1864, and 1865 he was Fellowship Prizeman.

* ^ ¥^ ^ *

His own account of the early years at Trinity may now be given :

I think it may truthfully be said that I was very industrious during my career in college. This was partly due to the fact that I was only compelled to study subjects which took my fancy. I found the years of undergraduate life the most inte- resting and important of my whole career. In this respect I suppose my experience is like that of other men. If the amount of interest and excitement in any other four years of a man's existence were proportioned to the standard of college days, he must indeed have led a remarkable life. This can partly be explained by the natural physical development of mind and body which comes about in the few years when a boy is attain- ing man's estate; but it is also due to freedom from the re- straints of school and the pleasure of associating with other minds in the same eager condition as his own. I certainly enjoyed my university life to the full. My opponents in the examination hall were, as is generally the case, my dearest and best friends in social life. Let me mention a few of them. Among my class-fellows I must give the place of honour to Francis A. Tarleton. In the examinations gradually leading up to the Moderatorship we had innumerable struggles, but Tarleton nearly always defeated me. In these contests, indeed, we were both surpassed in mathematics by Burnside, who was afterwards Professor of Mathematics in the University. We were all destined, however, to become "Professors of Trinity." It was, I believe, a unique occurrence in the history of the college indeed, I never heard of it happening in any other university that three of the students who appeared in the same class list at the Moderatorship Examination became colleagues as professors in later years. For Tarleton was Professor of Natural Philosophy, and Burnside Professor of Mathematics, when I was Professor of Astronomy.

» « « « «

I break off the personal narrative at this point to insert a letter which I received from Dr. Tarleton, now Vice-Provost of Trinity, Dublin, on August 30th, 1913 :

30

College Days

" I have been very much pained to hear of your father's ill-health. I have known him for over fifty-five years, and he is one of the finest characters I ever came across straightforward, and reliable in the highest degree. He possessed a keen and original intellect, and had great industry and power to work. He was sociable and fond of fun, and of a kind disposition. He was very fond of acting charades, which he did very well. I have often seen him acting at his mother's house.

"Your father, Thomas Little, and myself were the leading mathematical men in our class in college, and got Scholarship in the same year 1860. Your father did not live in college rooms, so I did not see quite so much of him as I did of Bum- side and Little ; but still, I saw a great deal of him while I was working for Fellowship. Burnside was in the class above us, and dropped into our class, which we thought very hard on us. Your father very kindly asked me frequently to his mother's house, where I saw a great deal of him and his charming sisters."

« » * « *

Perhaps there are few happier moments in a man's life than that in which he hears he has obtained a Scholarship in his University. A Scholarship means much. In the first place, it is a reward obtained after a very strenuous contest with competitors for whose industry and abilities one has the pro- foundest respect. It means the delight and gratification of the family, and the dignity of a Scholar's gown. In my case it meant the acquisition of material advantages of a very important kind, because a scholar paid no college fees, had an excellent dinner provided for him every day for several years, and had an income of ;^i8 9s. 4d. per annum, which in those days imported much wealth. No subsequent prize or professional success can ever give quite the satisfaction of a Scholarship. On attaining this distinction a man feels his feet under him for the first time, and knows that the abilities of which he cannot help being conscious have received a hall-mark which the world will instantly recognise without question. When I obtained the University Studentship of ;^ioo a year for seven years, in 1861, I do not think it gave me the same satisfaction which the Scholarship had done.

The Studentship, however, placed me in a position of in- dependence, and I was then at leisure to choose what my future career should be. This was a matter of considerable anxiety. Many of my friends urged me to read for a Fellowship in

31

Reminiscences of Sir Robert Ball

Trinity. There was nothing at the time I should have liked more than this, but I was by no means sanguine of success. However, I did not see any other clear course open, and thus, after taking my degree in 1861, I commenced this very arduous task.

Forty years ago there were some years in which no Fellow- s'hip was granted at all, and there was never more than one. I made the attempt three times. Examinations were held in classics, mathematics, moral philosophy, metaphysics, and in experimental physics; but it is not usual for a man to take more than two of these subjects. My subjects were mathematics and experimental physics. On each occasion I had to encounter Tarleton, my old friend and rival. He proved too strong for me, and after these three attempts I considered it useless to make a further trial. In 1865, still having my Studentship of ;^ioo for another three years, I had to consider what my future course was to be. I first thought of divinity, having known two or three other Fellowship candidates who had had distinguished careers in the Church. Two of them, who were slightly senior to me, I am still able to number among my friends. I refer to Canon Gore, of Chester, and Dr. Meade, afterwards Bishop of Cork. I commenced to attend divinity lectures, and I kept a term under Archdeacon Lee. I must confess, 'however, that I did not find the study of the contro- versies concerning the heresies of the Early Church a matter of absorbing interest. It was at this time that I received an invitation, through the medium of my valued friend, Dr. John- stone Stoney, which diverted me entirely from following the clerical profession. Indeed, it opened up a career for which I believe I was much better suited.

In order to explain why this invitation was of such great importance I must go back a little. Shortly after leaving school I was given a copy of an introduction to astronomy by Mitchell, which is known by the name of "The Orbs of Heaven." I well remember sitting up to the small hours of the morning devouring this book. It delighted me as few books have ever done before or since. At that time I thought the style of the work most fascinating, although I am not now quite sure that my early judgment was correct. But Mitchell's work opened up conceptions which were entirely new to me. From it I learned the difference

3a

SIR ROBERT BALL AT THE AGE OF 26

SIR ROBERT BALL'S FATHER From a photoeraph by Masill. of Belfast

SIR ROBERT BALLS FATHER

From a silhouette by Edouart

College Days

between a star and a planet, and other elementary facts. My first lesson in astronomy was thus practically self-taught, for the elements of this subject formed no part of the curriculum in my schooldays. For some time after reading this book I made no further study of astronomy. I had no opportunity then of visiting observatories or using telescopes; and even when at college my attention was at first wholly absorbed by mathematical work. I revelled in conic sections as taught by Dr. Salmon, and geometry as taught by Professor Townsend.

But in the admirable arrangement of subjects in Trinity College everyone is obliged to go through a course of astronomy. At any rate, this was the case in my time. Again, the Honours subjects which I was studying frequently involved the application of mathematics to astronomy. The volume which we chiefly studied was a very beautiful work known as "Brinkley's Astronomy." At the present time I suppose it is entirely unknown to those who study this great subject. But, as I look at it now, it seems to me to be a model of what such a treatise should be, alike in scientific precision and grace of style. I was intensely interested in "Brinkley," and what be- tween that work and "The Orbs of Heaven" I acquired some slight reputation among my fellow-students for acquaintance with these subjects. On one occasion Mr. Barlow, who after- wards became Vice-Provost, was lecturing to us on Mansel's Prolegomena Logica at least, I think that was the work. The expression "planetary perturbations" occurred in some footnote. "Have any of you," said he, "the least idea what is meant by ' planetary perturbations ' ? " There did happen to be one member of the class who had some notions on the subject, and he felt that his midnight studies of "The Orbs of Heaven " had not been altogether thrown away.

In the later part of my college course, as well as when reading for Fellowship, I was compelled to tackle more formid- able astronomical works, such as Newton's "Principia" and Laplace's "Mecanique Celeste." At that time, however, I had no idea of devoting myself to astronomy in after life. It is true that I had leanings towards a scientific career. Indeed, w'hen I was reading for a Fellowship I off^ered myself as a candidate for the professorship of mathematics at Queen's College, Cork, which had fallen vacant owing to the death of

D 33

Reminiscences of Sir Robert Ball

the great mathematician, Professor Boole. I was not successful, and the fact of my applying would hardly be worth mentioning were it not for the sake of recording the name of my successful rival on that occasion. It was Mr. Robert Romer. After re- maining for a few years, he went to the Bar in London, and ultimately became the eminent Lord Justice. I met Sir Robert Romer a few years ago, and reminded 'him of the fact that he had beaten me thus early in his career. He recollected the incident, and proceeded to tell me something of his experiences at the Irish college. He was at first amazed at the high standard which his mathematical pupils had attained. "On one occasion," he said, "a student brought me a problem which 'he had been unable to solve. I offered to take it home with me, and talk it over with him on the following morning. What was my astonishment to find that I had to sit up half the night before arriving at the solution. I subsequently found that I had been the victim of a plot amongst the students, who wanted to find out if I was worth my salt. They had selected one of the abstruse problems which had been set in the Fellowship examination in Trinity College ! "

Amongst the numerous classes which I attended at college, none were more delightful than those of Richard Townsend, who taught us geometry. His lectures were of a somewhat informal character. Those were not the days of the black- board. Dispensing with cap and gown, Townsend would sit at the head of his table, having before him a pile of writing material, together with sheets of carbon paper, by means of which he could write several copies of his notes at once. Thus equipped, he would discourse to us upon the geometrical theories of Chasles, the great French geometrician. The lectures often went on long past the ordinary hour. We took such notes as we could, and scrambled for the carbon copies. Even those which bore the least trace of what he had been writing were greatly valued. Becoming enthralled with the beauty of the subject, he would press on at a tremendous speed. The fertility of his mind was such that every theme would gradually unfold under his hand.

The result was that towards the close of each term it would be found that a number of important subjects remained untouched. Consequently, the lectures used to get longer and longer, a climax being reached at the conclusion of the course.

34

College Days

He began at twelve o'clock, and was supposed to end at one. But I remember that on the last day of one term he went on and on, until, when the clock struck two, we were still hard at it. Finally, the clock struck four. This was the hour for chapel, and some of us, who were getting fairly exhausted, made a move as if we wanted to be in time for service. The genial Townsend frustrated us. "Stay where you are, gentle- men," he cried; "I'll tell the Dean to give you all credit for chapel." Having headed us off in this way, we could not leave, and the carbon sheets continued to fly about again until five o'clock, when t'he dinner-bell rang. (We dined early in those days.)

"Will you give us credit for dinner ? " said one of the under- graduates slyly. Townsend himself, dear old fellow that he was, joined us in a roar of laughter, and the lecture and the term came to an end.

If anybody makes inquiry as to my athletic performances in those days, I have to confess that they were almost nil. I would hasten to add that, with the single exception of cricket, there were hardly any games. At any rate, this was t'he case in Trinity College. I believe some hockey was played, but I do not remember any football ; and lawn tennis did not make its appearance till nearly twenty years after I left school. I can, however, confess to one distinction as a cricketer. It was generally admitted that I was able to hit higher into the air than anyone else in the college cricket club ! I do not remember that anyone else except myself ever had to pay for replacing a window in Nassau Street which had been broken by a ball hit from the College Park !

In those days we were in the habit of taking long rambles on occasional holidays. There was one walk through the environs of Dublin which came to be known as "the as hereto- fore, so always." Dublin is superbly situated for this kind of recreation. The Three Rock and Two Rock Mountains pro- vide a noble walk within easy reach ; and it is not much farther to strike across the military road to Glendalough, or to ascend Djouce or Lugnaquilla. Bicycles had not been invented, so walking exercise was much more extensively cultivated tTian it is now. I am not at all sure that our glorious tramps over the mountains were not quite as healthy and invigorating as the athletics of the present day. The walk was often varied by

35

Reminiscences of Sir Robert Ball

splendid swims in the sea at the Bailey Rocks at Howth, or at Sandycove or Greystones.

A walk along the quays in Dublin was always a source of enjoyment to me in my college days. Indeed, throughout my life I have always taken the greatest delight in ships and shipping. When I was a young man a visit to my mother's relations at Bristol was a frequent event, and, instead of taking the route which involved the shortest sea passage, I always made the direct voyage to Bristol. I made the journey so often that I became very familiar with the officers. The captain of one of the steamers they were paddle-boats in those days was a fiery individual who could not brook any delay at starting. Indeed, a crowd often assembled at the North Wall to listen to the torrent of invective which poured down from the bridge. I shall not attempt to reproduce his language. Upon one occasion when I was bound for Bristol, under the care of this famous mariner, I was waiting on the deck, watch- ing the North Wall porters and riverside loafers assisting the crew to load the last remnants of the cargo and luggage. The scheduled time for starting had already been long past, and the captain was raging like a lion up and down the bridge, pronouncing anathema upon all and sundry. Suddenly a groom leading a restive thoroughbred made his appearance on the quay. He insisted on being taken on board with the animal, stating that it was as much as his place was worth to miss the boat, the horse being booked for a race on t'he following day. Amid a volley of abuse from the bridge we could discern that the captain was willing to take the horse on board if they would look alive about it. Then the trouble began. Nothing would induce the animal to cross the gangway. Coaxing and threats were wholly in vain. As a last resort the donkey-engine was brought into requisition. Sundry large straps having been put round the 'horse, it was fairly lifted off its feet and dumped on board all in a heap. "Leave go, there!" shouted the captain. The last cable was cast off, and the vessel, moving out into the fairway, headed down the river.

When he had made the horse comfortable, I overheard the groom inquiring of one of the sailors: "When do we reach Holyhead ? "

"Begorrah! sir," said the sailor, "ye'll not get to Holy- liead by this boat. Shure, we're going to Bristol ! "

36

College Days

"Bristol ! " said the excited groom. "Shure, I was told it was the Holyhead steamer. Stop her ! Let me get back ! I'll be all desthroyed if I don't get to Holyhead."

I need hardly add that the plethoric skipper was deaf to all entreaty. To Bristol the groom had to go, together with his horse. How they eventually reached their destination I never

knew.

« « » « «

So ends my father's own account of his college life. His disappointment was that he did not become a Fellow of Trinity ; and who shall say that this was not in reality a splendid failure ? Set free from the closer trammels of a university, he was at liberty to shape his own career in the world of science.

During his walks he was always on the look-out for things of scientific interest. He wrote in his journal (March 26th, 1864) : " I walked to-day with Snip (now Sir Charles Bent Ball, Bart., F.R.C.S.) to Ballinascorney, our first explora- tion of that neighbourhood. The day was very cold, and we had heavy showers of hail. Snip found no eggs con- trary to his hopes nor were many plants to be had, members of the Catkin family being those found chiefly. The place has some geological interest. In t'he valley, excavated, I pre- sume, by the River Dodder, masses of the cliff have been detached and have fallen down. They consist of imperfectly aggregated conglomerate, the pebbles of which are in many cases coated with crystallised carbonate of lime."

He took every opportunity to study botany. On April 5th, 1864, he wrote :

"I have been meditating in my leisure moments on botany, more particularly the distribution of plants. It would be a fine thing to procure a skeleton map of the British Isles, one for each species of plant, and then to collate the local flora from all parts of the kingdom, and dot into each map every place where the species has been recorded. The work would be a vastly laborious one, but if completed it would be most valuable. I would propose then to compare these 2,000 maps with the geological features, as well as the contour, etc., and I cannot but think valuable results would follow."

I append certain memoranda which were written by him about this period. They may not be without interest to tliose who knew him in later life. They show that, at this early age,

37

Reminiscences of Sir Robert Ball

he was endeavouring to cultivate systematic habits of thought and gentleness of character.

Early in i860 he wrote an essay from which I have taken the following passages :

"I find that I am gradually becoming more conscious of the value of time. Hardly a day elapses but something occurs to me which I should like to do, or some subject which I should like to study; but these are all deferred to a more convenient time. I look forward to the vacation as a period when I can study subjects not so immediately connected with my college career as to justify my devoting other time to them. . . .

"The vacation comes and goes! I almost know not how, but I have not done what I want. I have the reputation of being a fairly hard reader, and perhaps this may account for it, as I am confident it is true that the more one desires to know, or the more one knows, the more one sees t'he immensity that still might be learnt. . . . Scientific studies possess this characteristic in an eminent degree before we commence in many cases we do not know even what we are going to learn, but as we advance in our subject, new paths for discovery, new fields for observation, crowd upon us on every side. The more we go on, the more endless seems our road; the more we teach ourselves, the more inexhaustible seems the fund of information for our benefit. Take as a simple example the key to all (physical) sciences mathematics. A person unacquainted with them has no idea of the possibility of such a science. He cannot form the most remote comprehension of its nature. Telling him it is the science of magnitude rather increases than allays his perplexity. He begins to study Euclid, and although he cannot see anything beyond geometry, yet still there is, he perceives, a tolerable variety in geometrical speculation. Algebra and its application to geometry still further increase his view. He then sees that geometrical details are superseded by more refined and comprehensive powers of analysis, but it is not until the mind of Newton stimulates him, when he reads with wonder the sublime investigations of the differential calculus, that he begins to perceive the field of mathematics and to convince himself that he is at the outset of an unlimited yet productive course of study. This position, however, is not to be attained without work. There is no denying the fact

38

College Days

that mathematics is the most difficult of the rational, or even physical, sciences, though this latter depends for its very exist- ence on some of the most advanced deductions in mathematics.

" I always had a great dislike for the too common practice of testing scientific theories by the Bible. The Bible was not designed to teach external truths. If it were, every discovery that ever will be made should be contained in it. If it had endeavoured to grasp them it would have failed altogether in its purpKDse at least, as far as we can judge of it. Imagine for a moment, had the Apostle Paul, in one of his discourses, told his hearers that by means of steam, men could be con- veyed at a rapid rate from one place to another; that there would be an invention whereby knowledge could be conveyed round the whole world in a second of time. If he "had promul- gated such doctrines as this, his hearers would have said at once that they were false ; and if they thought what they them- selves were competent to form an opinion on was false, how much more would they "have disbelieved the marvellous revela- tions of Christianity ! For this reason the Bible speakers must have accommodated themselves to the natural doctrines then prevalent, and hence it is absurd to test, or to attempt to test, any (not perhaps any, but many) doctrines of physical truth by the Bible. Of course, any speculations which have an infidel or atheistical tendency must be repudiated as contrary to t'he whole tenor of the Bible. . . ."

He concludes his essay thus :

"I have not sufficiently practised (i) kindness, (2) modera- tion, (3) gentleness, (4) sufficient thought before speaking, (5) the repression of sarcastic habits. I am sure I could enumerate more defects of character, but since it is not my intention to pen here any terrific regulation with respect to them, I will refrain from so doing. I would only wish that if I am spared till this time twelve months I may be able to look upon this paper, and think, that without incurring the risk of broken resolutions, I have made some improvement on the heads above- mentioned."

At the beginning of 1861 he wrote in his diary :

"5.30 A.M. January 24th. Thermometer, F. 15°.

"Here I am at the commencement of the year 1861, and have just read over the paper written by me this time twelve months. I must state that I do not consider I have made

39

Reminiscences of Sir Robert Ball

sufficient improvement. Many points on which I had hoped to improve I have too much neglected, and the result is that, so far as the subjects there alluded to are concerned, I feel myself in much the same condition as when I wrote. Still, I must try again, and by more special analysis and stating of what I really want to effect, I think I may be able to lay by valuable maxims for the future. As far as my studies go, I find no cause for complaint. My college career during the past year has been abundantly successful, transcending, in fact, the ex- pectations of my most sanguine moments."

There is an unconscious humour about the following entry, which appears in his diary for January 28t'h, 1864 :

" It is said that the best way of attaining happiness is to look steadily at the worst contingency that can happen, and calculate on that. If this be so, I have come now to look at my ultimate destination a country curacy ! "

He wrote on March 6th, 1864 :

"We spent a most pleasant evening at Dr. Stokes's house. The company was but small, but the charades were thoroughly enjoyed bot'h by the performers and audience. I appeared in various characters first as a doctor examining Dr. Barker and Mr. Carter, next as a rakish divinity student, then as an army officer, but chiefly and most successfully as a scientific lecturer. Mrs. Stokes had designed some ridiculously absurd diagrams of diatoms, and I was asked to lecture upon them I I managed to make a hit, and though many good things occurred to me afterwards w'hich I might have brought forward, had I had more time for preparation, yet I managed to produce impromptu a fair number of strokes."

Nor was he unmindful of his family obligations at this period. When in Belfast he wrote the following letter to his brother Charlie, who was then 14 (August 4th, 1865) :

" You are now, I suppose, getting regularly into school life, and I wonder how you like it. Be sure it will be more pleasant after some time than you may think it at first. I am sure you enjoyed your visit to Longford very much. I would have liked to have talked it over with you, but you will not have forgotten it all before we meet at Christmas. I had great fun at Mr. Ogilvy's, riding, fishing, and playing cricket. We were beaten in our match with the other eleven, though we made a pretty good fight of it. I was very successful in swift round-hand bowling in both innings, taking altogether nine wickets, while

40

College Days

not a single run was made off them in the first innings, though one man made a few in the second. In batting I was unlucky, making only 8 and 3. You will, I hope, become a good cricketer. Be sure and write all about it, and tell what time there is for playing, and whether the ground is a good one. I have not seen a single plant down here that I did not know before, but, indeed, there has always been so much going on that I have not searched carefully for them. Yesterday Bumside and I rode to a mountain about seven miles off, put up our horses in a stable, and went up into the heath with two setters to look for grouse. It was beautiful to see them set a bird even 100 yards off, such is the wonderful keenness of their scent, but sometimes they set with the bird just under their nose. We saw about thirty or forty grouse and a few snipe ; but the shooting has not yet commenced. When we came back to the farmhouse for our horses we found a repast 'prepared consisting of about a stone and a half of boiled potatoes, with a proper proportion of milk and butter, and I can assure you we enjoyed it, and also our evening ride home afterwards.

" And now I will just give you one or two words of advice, the value of which I saw myself in six years of boarding-school life. I would have told them to you before you went, but that I had not an opportunity of doing so.

" 1st. Never mind anybody laughing at you for what you know to be right. In ten years' time you will forget that you were laughed at, but you will remember with joy that you acted rightly.

"2nd. Never show yourself the least out of temper. If boys at cricket tell you you are out, even when you do not think so, yield at once, and with a smile on your face cheerfully bowl to them. You wall find that they will learn to respect you.

" 3rd. In any quarrel in any play yield at once, not with a sulky look, but cheerfully and pleasantly.

"4th. Never join a party of boys for the purpose of annoy- ing, even in the smallest matter, any other boy.

" 5th. If any boy bullies you (I do not think it likely that anyone will do so, for if you mind what I have said above they will have too much respect for you) ; but if anyone does, do not call him a ' coward,' a ' dirty bully,' or kick his shins or 'pick up stones, but if he be at all your own size, hit him in the eye with all your might, and you will never be bullied again. If he be much bigger than you, I will advise you what to do. Look out among the biggest and oldest boys the nicest and most gentleman-like and decent fellow, and go to him, even if you have never spoken to him before, and tell him the case quietly. He will advise you what to do, and be pleased at your placing confidence in him.

41

Reminiscences of Sir Robert Ball

" Remember this always, that ' Bullies are always cowards.'

"6th. Always speak civilly to every boy. Speak as politely to everyone as you would to Mr. Alcock, and always (when not obviously absurd to do so) with a smile on your countenance.

" 7th. Above all things, never associate with any boy who you know has done anything you would not like mamma or me to know.

" 8th. Work hard in school hours, play hard out of them.

"That God will help you now and ever is the prayer of

"Your fond brother, ROB."

CHAPTER V

SOCIAL LIFE IN DUBLIN

WHILE he was attending lectures and classes in Trinity, my father continued to live with his mother at No. 3 Granby Row. He wrote the following account of the social life of Dublin at this p>eriod :

During the years I was in Trinity College I continued to live with my mother, brothers, and sisters at the old house, No. 3 Granby Row. My father's zoological friends long re- mained intimate with the family. Mr. Patterson paid us frequent visits from Belfast, while Dr. William Henry Harvey, Pro- fessor of Botany in the University, was constantly at the house. Dr. Harvey was then engaged in the task of bringing out his work on the Cape flora. I remember visiting his rooms in college. He met me at the door with what I can hardly call a salutation, but at all events w^ith the remark that he couldn't see me, for he was busy writing out his description of three hundred and fifty specimens of groundsel from the Cape !

He frequently visited Youghal in "his younger days, and it was there that he first met my father. They used to stroll along the beautiful sea coast for which the neighbourhood of Youghal is famous. It was in these excursions that Harvey laid the foundation of that knowledge which led to the charm- ing volume "he published under the title of the "Seaside Book." Later on he secured the friendship of Sir \V. J. Hooker, and was then able to gratify his ambition to devote his life to the study of botany. The high official position he obtained at the Cape afforded him a certain amount of leisure to pursue his studies, and he finally returned to England in 1842, laden with botanical treasures. He was then appointed Curator of the Herbarium, at a time when Dr. Allman (whom I have mentioned elsewhere) was Professor of Botany in Trinity College. When Allman was made Professor of Natural History in Edinburgh, the Chair of Botany in Dublin was

43

Reminiscences of Sir Robert Ball

given to Harvey. His love of travel for the purpose of en- larging his botanical knowledge was again gratified by a trip on which he started in 1853, spending three years in Australia, New Zealand, and the South Sea Islands. He died in 1866. As with most men of science of his time, who were already in a state of mental maturity, "The Origin of Species" con- tained doctrines too revolutionary to be readily accepted by him. Indeed, Harvey was so far from accepting Darwin's theory that he delivered an address against it, and this ad- dress was printed. Subsequently, however, he came round to Darwin's view, and did his best to call in all the copies of this address, which to the end of his life he sincerely regretted having published. But he never became a real Darwinian. Indeed, I don't think he ever truly grasped w'hat Darwinism meant. In one of his letters to Mr. Asa Gray he wrote : " A good deal of Darwin reads to me like an ingenious dream."

Harvey will be, perhaps, best known to fame at the present day by his Phycologia Britannica, which still is, I believe, a standard work on British sea weeds. A very interesting life of him was written by my brother-in-law. Dr. John Todhunter. Harvey belonged to the Society of Friends, with which our family had, in t'hat generation, as I am glad to say they have in the present, many close connections and intimacies. Dr. Harvey, on the botanical side, and my father, on the zoological side, were the life and soul of natural science in Dublin. They founded a society called "The Dublin University Zoological and Botanical Association," of which there were many energetic members.

Let me here mention two. First of all there was my cousin, J. Reay Green, a remarkable, if somewhat erratic, genius. He lived with us in No. 3 Granby Row for years, and I owe much to his intellectual conversation. He commenced his career in a somewhat humble way as an assistant to an apot'he- cary, and his first researches in zoology were made in the beautiful harbour at Kingstown, close to which he resided. He used to collect jelly fish from the steps of the pier. Amongst others I remember the cydippe and the beroe. He discovered that little was known about these creatures, and even while still quite a youth he identified several new specimens, one of which I recollect he called after Mr. Patter- son, Thaumantias Pattersoni. These tastes at once brought him

44

Social Life in Dublin

to the favourable notice of my father, and this fact, added to the kinship already mentioned, made him a very intimate friend of our family. Eventually he became assistant secretary to the Zoological Society, and he managed to push himself through Trinity College, Dublin. Before he was of age, there was a vacancy in the Professorship of Biology at Queen's College, Cork. To the astonishment of everyone, he was appointed to this important post. He brought out two books on the "Protozoa" and "Coelenterata." With reference to the latter work, he used to say with delight that he had predicted the existence of a certain type of star-fish, wTiich was afterwards actually discovered. He had an extraordinary memory and a wonderful power of reading up a subject. He had made no special study of botany before he was appointed to be pro- fessor at Cork, yet botany was one of the subjects on which he was to lecture ! So he therefore began to read it up, and studied with such effect at all events so far as book knowledge is concerned that he was able to perform feats that I dare say few expert botanists would be able to accomplish. After twenty years he retired on a pension, and lived for another twenty years the life of a recluse near London. He still read enormously in very miscellaneous directions. In later years his knowledge of Dante was at least equal to the knowledge of Bentham's "British Flora," which he possessed in earlier days.

In my college days the constant intercourse with "Joe Green," as we used to call him, was a most fortunate and beneficial part of my education. My brothers and I were on terms of closest intimacy with him, and I am afraid it must be confessed that we not infrequently enjoyed a good laugh at the expense of our eccentric friend. But his conversation was always stimulating and often entertaining. Never at any moment was it of a commonplace description. He was also wise in counsel. The advice of a man may sometimes be valuable, although he may ignore his own practical application of his precepts.

The last letter I ever had from Joe Green was written in such a peculiar way that I was forced to write to him (on October 7th, 1879) :

" I found the pagination of your letter somewhat obscure ; yet such is the peculiarity of your style that your letter reads equally well frontways, backways, or mixed!"

45

Reminiscences of Sir Robert Ball

With this letter our correspondence came to an end 1 Joe Green died in 1903.

* * * * *

Upon hearing of the death of his old friend, my father wrote to Mrs. Millington (February 28th, 1903) :

"Many thanks for your letter. Yes, poor old Joe is indeed a break with the past! I believe it is more than thirty years since I saw him. I only knew his green plaid trousers by hearsay, for those were the days I was at school, but I have always understood that the pattern of the plaid was emphasised by long streaks of anemone juice, which oozed from the anemones (sea) which he used to carry about in his waistcoat pockets ! I learned much from Joe, and cannot hear of his death without some feeling. How we used to goad him in those days! He only lost his temper once in any very outrageous fashion, and then he gave poor Val a sounding box on the ear, which was not, I am sure, undeserved.

" Do you remember how he dismissed his cook at Queenstown because she would not keep the handles of the saucepans turned in the same direction ? Do you remember how he entered the athletic field and challenged an officer to a race in Queenstown ? All the beauty and fashion in the south of Ireland assembled to see the event, and Joe appeared in green silk tights. He had not run twenty yards before he fell on his nose, and was conducted back to his dressing-room amid roars of laughter.

" What a memory he had I I think he knew every word of Shakespeare, and with what effect could he quote it! When he was receiving an honorary degree in the Queen's University, some friend, seeing the flowing scarlet robes, said to him : * Halloa, Joe, thou wouldest "the multitudinous seas incarnadine."' * Go on,* was Joe Green's brilliant retort. If you remember your Macbeth you will recall that the next words are ' making the green one red.' * AVho would have thought that the words * Go on ' could really involve so smart an answer ?

" In Joe's early days, as we know, he used to observe Nature, but zoology very soon became for him merely to be studied in book or on paper. His knowledge of botany was, I should think, unique. If he knew the difference between a daisy and a dandelion, when the flowers were before him, it was about the extent of his knowledge. But take him in book knowledge, and he was astonishing. I remember trying him by simply read- ing from Bentham the description of a plant, and Joe would tell me the name of it, which, considering there are about two thousand plants in the British flora, was an astonishing feat, * Macbeth, Act II, Sc. 2, ad fin. 46

Social Life in Dublin

especially so when we reflect that he did not know one plant from another when he saw them.

" But he was a good intellectual friend of our youth. I often recall our conversations, and in the intense years of my under- graduate life 1857 to 1 86 1 Joe was a stimulating influence. In long walks by the hour together we would discourse on philosophy and science, though it was occasionally diversified by moments of frivolity. For instance, when passing a spot which I looked at a hundred times since, in the Dunsink days, Joe apostrophised a tree along the Tolka, near Cardiff's Bridge, in the inmiortal words :

" ' Oh, tree, oh, plant, how much of rant Do bad men talk of thee. 'Tis surely time, in strains divine To tune my melody ! '

"Then, too, much that I learned from Joe has been very serviceable to me not only in my examinations at the time, but ever since. What an extraordinary character he was! I have never seen anyone at all like him. Peace to his ashes ! " » » *

My father's notes continue :

Another friend of that time was Dr. E. Percival Wright, who was one of the original "set" which my father gathered round him fifty years ago. For many years he was Professor of Botany in Trinity College. During^ his life Dr. Wright was one of my staunchest friends.

It will be seen that my young days were passed largely in the company and society of those zoologists and botanists who liad gathered round my father. Nor can I ever be too grateful for this circumstance. I attended Dr. Har\-ey's lectures in botany when little more than a child. Certain of those lectures used to be given at eight o'clock in the morning, in the lovely Botanic Gardens at Glasnevin, and nothing could be more delightful on a bright summer's day than a walk in the early hours to that exquisite spot, along the banks of the Royal Canal. I may mention, in passing, that it is also a place of some literary interest, having been frequented by Addison. It was here t'hat I used to listen to Dr. Harvey discourse on plants, illustrating his lectures from abundant specimens gathered from the gardens around him. David Moore was then the curator of the Botanic Gardens. He was an accomplished botanist, and an authority on the subject of mosses. His place is now filled

47

Reminiscences of Sir Robert Ball

by his distinguished son, Sir Frederick Moore. Under him the Dublin Botanical Gardens, so beautiful by reason of their exquisite features, have become a dream of delight to the botanist and to every lover of plants.

In my later years at college I decided to take up botany as one subject for my degree examination. I therefore attended Dr. Harvey's lectures. The knowledge which I there acquired has always been a source of pleasure to me. In the preface to his "British Flora" Bentham tells us how the subject of which he is treating, was to him "a lifelong source of occupa- tion, interest, and happiness." If I may do so respectfully, I would like to echo these words in my own case. My " Bentham " has been my constant fellow-traveller in the British Islands for nearly fifty years. When taking a holiday, there is no joy I more thoroughly appreciate than that which I experience on finding some plant which, as my interleaved copy shows, I have not previously met with.*

And here I may mention that, in my early days, the cult of the fern was at its highest. Everybody had a rockery. Sometimes t'he rockery was situated in a very disadvantageous place in the heart of a town. My aunts, who then lived in Eccles Street, Dublin, had no garden at the back of their house, but they supplied the want by various devices. Every available window was crowded with pots, while cracked tumblers were used for rearing cuttings. Their cultivation of plants was so successful, even under these difficulties, that one of their impudent nephews was heard to declare that "if Aunt Mary planted a parasol it would soon grow into an umbrella ! " They, too, had their rockery. At the back of their house there was a dark, deep yard. In those days every house had a basement, happily unknown in more modern erections. In the depths of their basement my aunts erected a rockery with stones and turf. I well remember that when my father came to see it he was highly entertained at the idea of supposing that anything would grow under such conditions. He called it an "underground Heartichoke." But my aunts knew better, and the ferns did grow wonderfully well.

It was about this time that the Killarney fern or, to give

it its proper name, the Trichomanes Radicans first leaped

into fame. Everybody was searching for it. There were, how-

* See Chap. XI, post, ad fin.

48

Social Life in Dublin

ever, many places in Ireland besides Killarney where it could be found. Its cultivation became possible owing to the re- markable discovery of Ward, who found that by enclosure in a glass case ferns would flourish under conditions of climate and atmosphere totally foreign to those of their natural hnbitat. I do not remember Ward myself, but my father knew him, and was one of the first to make use of these fern cases. Personally, I never saw the TTichomanes growing in situ. I have looked for it often in recent years not later, indeed, than last year (1908) in County Kerry, but it was not to be found. It was about 1830, or perhaps earlier, that my father found it growing magnificently in an exquisite spot known as Glendyne, on the Blackwater, near Youghal. I have often heard "how he was seen running down the glen in the greatest excitement, bearing an enormous handful. This specimen of the Trichomanes was duly planted in a " Ward " case, and it flourished exceedingly. It has almost become an established custom for every member of our family to have a Ward case filled with the splendid Trichomanes. There is now one at the Obser\'atory at Cambridge, and my brother at 24 Merrion Square, Dublin, is in possession of the great plant which formerly belonged to tlie late Robert Callwell. Mr. Ward himself declared that though that plant was, of course, growing in captivity, it was probably finer than any that grew wild in nature. When my Aunt Mary died a few years ago, the disposal of the magnificent case of Trichomanes which she had, was a question we had to consider. We had no accommodation for it, as our own case was quite large enough. Ultimately it was sent to the College Botanic Gardens in Pembroke Road, where it can now be seen. It bears an in- scription stating that it has lived in Dublin houses for seventy years.

There was, indeed, much botanical enthusiasm in Dublin in those days. There was a society known as the "Natural History Society," and I well remember it must have been about the year i860 that tTiere was a violent controversy in the papers as to whether one or two species of Hymenophyllum were to be found in Ireland. One party declared that there were two species namely, H. Wilsoni and H. Tunbridgense while the opposition party would have it that there was but one species. A leading protagonist in this fight was the

E 49

Reminiscences of Sir Robert Ball

late Mr. William Andrews. He was, I think, the foremost champion of the two-species party. I remember hearing a story something to this effect. It was that, in his younger days, Mr. Andrews was threatened with phthisis. Indeed, it was more than a threat, for the doctors told him that he was incurable. He inquired how long he might expect to live, and they told 'him about three months. "And does it much matter," said Andrews, "what I do during these three months?" "Not the least," the doctors said. The days of the open-air treatment had not then arrived or, rather, perhaps, I should say that Andrews anticipated them. "For," said he, "if it doesn't matter what I do, I will certainly go off to the bogs of Kerry and collect the specimens necessary to prove that I am right on the great two-species question." Off he went, got wet through in the bogs every day, triumphantly demon- strated his theory of the Hymenophyllum, and then lived for half a century in excellent health !

I have mentioned these zoological and botanical friends, but, as my own tastes lay for the most part in the direction of mathematics, I naturally enjoyed another circle of friends in college. Not that these latter were by any means exclusively mathematicians. One of the truest and kindest friends I ever had, and I am rejoiced to say I still have, is Dr. J. P. Mahaffy,* who was in a class senior to me in college. Another of my friends, then and now, was Mr. Madden. He subsequently re- presented his University in Parliament, and is now an eminent judge of the High Court in Ireland, and Vice-Chancellor of the University of Dublin. Amongst other friends of those days I may mention (to give them their proper titles) Lord Justice FitzGibbon, Lord Ashbourne, Lord Rathmore, and Sir Thomas Snagge, who, with others, used to assemble year by year at Lord Justice FitzGibbon's famous Christmas party at Howth, County Dublin.

There was a very interesting Literary Society in Dublin which was at its prime when I was a boy. The names of many of its members are well-known in literature and to those who study antiquities. My father belonged to it, and thus, although a boy, I became acquainted with many persons who, for my father's sake, and, I would venture to hope, in some small degree also for my own, were uniformly kind friends to

* Now Provost of Trinity College, Dublin.

Social Life in Dublin

me in after life. First let me mention, as a member of this society, Sir Samuel Ferguson. I knew him well, in after years especially, when he was President of the Royal Irish Academy and I had a seat on the Council of that body. Ferguson loved Ireland, her antiquities, and her literature, and was proud of everything that brought honour to her name. We spent many a pleasant evening at his house in North Great George's Street in later years.

One of the Shakespearean evenings at Sir Samuel Fer- guson's I particularly remember. The day was January 19th, 1869, and Sir Samuel himself wrote a prologue to the last three acts of Cymbeline, which began as follows :

"Ye lovely ladies, and ye men of might, 'Tis Cymbeline shall be our play to-night ; But since at large to read the text were long, Our gentle Shakespeare will forgive the wrong If in the fore-plot I the piece rehearse In lines foreshortened and shortcoming verse."

It may perhaps be worth while recording the names of the Readers on this occasion :

READERS

Cymbeline

Dr. Stokes Lucius

Rev. Dr. Salmon

Cloten

Professor Ball Senator .

Mr. Alfred P. Ferguson

POSTHUMUS

Rev. R. Peruval Graves Captain

Mr. John Clarke

Belarius .

Dr. Ferguson Pisanio

Dr. Ingram

GUIDERIUS

Mr. Palmer Cornelius

Rev. J. P. Mahaffy

Arviragus

Professor Dowden Queen

Miss Stokes

Iachimo .

Mr. Thomas Ferguson Imogen

Lady . . Mrs. Mahaffy

Miss Laura Darley

Dr. Stokes, who is here mentioned, was the famous Dublin physician, known by a classical treatise on "Diseases of the Heart and Aorta," and to his contemporaries by his loftiness of thought, and by his intense interest in literature and antiquities.

Another member of this Literary Society was the late Dr. Petrie. He was rather before my time, and, although I re- member his imposing figure when discoursing on antiquarian subjects at the Royal Irish Academy, I never had the oppor- tunity of speaking to him. He was an artist and a musician, as well as an antiquary and man of letters. He and Stokes were intimate friends. I have been told that when Stokes* practice as a physician was at its height his waiting-room being crowded with patients, each with his guinea in readiness

SI

Reminiscences of Sir Robert Ball

for consultation Stokes and Petrie would sit over the fire in the consulting-room, chuckling and chatting for hours to- gether, as if there were no business in the world to attend to ! We were often at Stokes' house in later years. I frequently- had the honour of appearing with him and others in the charades which were got up for the benefit of a very few select friends. It was in his house that I delivered the first lecture I ever gave. When I arrived there on a certain evening, one of the ladies I think it was Mrs. Mahaffy told me that they had spent the day in drawing diagrams for a lecture which I was to give. This was the first I heard of it. As to the subject of the lecture, I was to make that out as best I could from the diagrams. At this distance of time I have forgotten what the diagrams were, with one exception. It was a picture of an animal with an unusually large supply of legs, each of these legs being furnished with top boots. Half the legs were designed for walking one way, and the other half the other. However, I struggled through the lecture somehow. In the next scene Dr. Stokes introduced himself as the Rev. Mr. Gooseberry a curate with ^y^ a year and eleven children. I forget what my part was, but I do remember that on being introduced to the reverend gentleman I expressed a hope that all the little green gooseberries were quite well. I thus managed to raise a laugh in which even the actor, Dr. Stokes himself, could not refrain from joining !

I can recall names of a few other members of this Literary Society. There was Dr. Todd, a Senior Fellow of Trinity College, Dublin, and author of a Life of St. Patrick ; there was Dean Reeves, afterwards Bishop of Down, a most minute scholar and bibliophile; there was Dr. Graves, who was at one time Professor of Mathematics in the University of Dublin. Later in life he was made Bishop of Limerick. He was a skilled decipherer of Ogham inscriptions. With him it was my privi- lege to be on cordial terms until his death, at a very advanced age, a few years ago.

Finally, there was Dr. Romney Robinson, who always visited the Society whenever his duties as astronomer at Armagh Observatory would permit him to come. He was a man of in- numerable gifts of head and heart. To Dr. Romney Robinson it was given to enjoy a span of literary activity greatly in excess of that which falls to the lot of most men. He wrote a poem

52

Social Life in Dublin

on the Battle of Trafalgar, on the day when the news of that

victory arrived in England, and he also wrote a monograph on the anemometer which bears his name. The time which elapsed between these two works was seventy-five years, the whole period being one of great intellectual activity ! His genius was universal. Perhaps it may sometimes have been felt to be a little formidable. I was told by a lady who was invited to stay at the Observatory, Armagh, that, after breakfast on the first day, Dr. Robinson inquired what particular subject she proposed to study during her visit. The lady hesitated a little, and then said she really felt a great interest in the history of the Moguls, and that she would like to learn something about their dynasties. "Very good," said he. "I will get you the books." After a visit to the library he presently re- appeared with an immense armful of books. Placing them on the table, he said to his guest: "Now I will spend the few hours between this and lunch in giving you a preliminary survey of the subject which is to occupy your attention during your visit with us ! "

To me, personally, Romney Robinson was always the kindest of friends. He had known me from my childhood, and always retained the delightful habit of addressing me, both when writing and speaking, by my Christian name.

Romney Robinson was one of the men of truly encyclopaedic knowledge. He is, perhaps, best known to science by the anemometer to which I have referred. The latest scientific work of his life involved a series of experiments in Sir Howard Grubb's workshop in Dublin. An anemometer was suspended at the end of a long bar, which could be whirled round in a horizontal plane. By this means an artificial wind of known velocity could be produced. His life was spent in Armagh, where, to a very advanced age, his stately presence was a conspicuous figure even among the great clerical dignitaries in a town which is the seat of the Primate of Ireland.

His learning was often compared with that of Whewell. Various stories told of the one are sometimes repeated of the other. Many of them, no doubt, are true of neither. Robin- son was a great orator, and I still recollect, though I was only a boy at the time, a great speech which he made on the occasion when the Royal Irish Academy moved its valuable museum from the confined and limited quarters in which it

53

Reminiscences of Sir Robert Ball

had been stored, to a more spacious site elsewhere. He was intimately associated with Trinity College. He had, indeed, been a Fellow of that college, and he returned to Armagh on a college living, supplementing his duties there by being director of the Armagh Observatory.

That observatory, I may remark, had a somewhat unusual history. It was founded by a former Primate, whose name also happened to be Robinson. This Primate had a valuable living in his gift. It was a good living, as such are reckoned, but there were no parishioners, and the Primate thought that he might legitimately obtain consent from the proper authorities, whoever they might be, to apply the emoluments of the living to the sustentation of an observatory for the study of the heavens. Thus was founded an institution which has left its mark on the scientific history of the last century. At the time of the Disestablishment of the Irish Church a clause affording special protection to the observatory was inserted in the Act, so that, although all the ordinary ecclesiastical emolu- ments of every kind were swept away, subject to a due pre- servation of the rights of existing incumbents, a special pro- vision was made that the Observatory of Armagh should not be deprived of its resources. After Dr. Robinson's death, my friend. Dr. J. L. E. Dreyer, who had been my chief assistant at Dunsink Observatory, was appointed to the vacancy, and has there carried on important work. To him we are indebted for a great catalogue of nebulas. He has also written an admirable life of Copernicus, and is the author of many other works.

I have already stated that the Literary Society in Dublin to which I have referred had Romney Robinson as one of its most distinguished members. It has been said of him that, having borrowed "The Lady of the Lake" on the day when that poem was republished, he returned it to his friend the day after, saying that he did not require it any further. Lest admirers of Scott should draw a wrong conclusion from this statement, let me say the reason he returned it was that he could now repeat it from the first line to the last !

When I was an undergraduate I attended a public lecture delivered by Dr. Robinson in the Metropolitan Hall in Dublin. It was a lantern lecture on "Air," and there were many illus- trations and experiments. The assistant at the lantern, how-

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Social Life in Dublin

ever, was not an adept, and when the limelight was first turned on to show some pictures on the screen, the light was miserably poor and ineffective. Those were not the days of high-pressure cylinders. At that time, and, indeed, for long afterwards, the gases were carried about in large bags. These were placed between boards, the gas being expelled by placing weights on the boards. There was one bag for oxygen and one for hydrogen, with pipes leading to the oxyhydrogen jet by which the light was produced. In the belief that there was not sufficient hydrogen. Dr. Robinson's assistant put more weights on the h|ydrogen bag. As this did not improve matters he put on still more weights. It was really the oxygen which was short, but the assistant did not discover this fact. As he went on increasing the pressure of the hydrogen, and driving more into the blowpipe than could find exit through the jet, the hydrogen forced the oxygen back again along its own tube, and a considerable quantity of hydrogen entered the oxygen bag. The lantern having been given up as a bad job, the lecturer went on to deal with other matters. Shortly afterwards some oxygen was wanted for an experiment. It was the familiar illustration of burning phosphorus in oxygen. A large jar of gas was drawn off from the oxygen bag above referred to, but instead of containing oxygen alone, it con- tained an explosive mixture of oxygen and hydrogen. Directly the phosphorus was put in, the whole thing exploded with a tremendous report, and bits of glass were driven all over the room. Fortunately, I believe no one was hurt, and afterwards it was realised that we had had a most lucky escape. For if the large bag had become ignited, as well might have been the case in a subsequent experiment, a great casualty in that crowded room could hardly have been avoided.

During my years in college I worked very hard, and my attendances at social functions, or at any kind of evening amusement, were very infrequent. I may, however, recall here one or two of the occasions on which I had, so to speak, a night off. It was announced that Charles Dickens was to read in Dublin. The performance was to take place in the Round Room of the Rotunda. The programme was a triple bill, the pieces to be read being, "Boots at the Holly Tree Inn," "The Poor Traveller," and "Mrs. Gamp." A crowded audience assembled on the occasion. Great was the desire

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to see Dickens himself, and great indeed was our astonishment when we did see him. Nowadays, of course, with the help of photographs, the features of every public character are so well known that there can never be much surprise felt by an audience when the man actually makes his appearance. But none of us had ever seen Dickens, and we had not the slightest idea what sort of man would present himself. When, how- ever, he actually did appear, amid a tempest of applause, the result was a great surprise. What we really had expected to see I can hardly say. But we certainly did not expect to see a man whom, if we met him in the streets and did not know, we should certainly have said was the colonel of a crack cavalry regiment. He looked the picture of health. Advanc- ing to his desk on the platform, and holding a manuscript, or what looked like manuscript (at which he hardly ever glanced), in his hand, he began his story. We were overcome by the pathos of "The Poor Traveller." I do not think there was a dry eye in the large hall when he read the great passages about Captain Richard Doubledick. Of the second piece I have no very distinct recollection, but I remember the climax of Mrs. Gamp, when at last she could no longer con- tinue the fiction of the preposterous Mrs. Harris. Dickens, throwing down his manuscript, said in the voice of Betsey Prig : "I don't believe there's no sich a person."

Another memory of about the same period (i860) was a lecture of a different kind. Indeed, it was not even called a lecture. It was described as an "oration" by J. B. Gough, the famous temperance orator. I do not in the least remember how it was I happened to go there; I never attended a tem- perance lecture before, and have never attended one since, but Gough came to Dublin with a great reputation, and I suppose we went because everybody else was going. I can certainly say that it was the most remarkable piece of de- clamation I have ever listened to. For the two hours during which the oration lasted even Dickens himself had not a more spellbound audience. Gough was not cooped up behind a desk, with a roll of manuscript in front of him. He was down on the front of the platform, occasionally walking to and fro, and enforcing his points with the most vigorous action. I recollect his description of a shipwreck. He made believe that there was a drowning sailor close to the shore, repre-

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sented for this purpose by the edge of the platform. Then he made as if to throw a rope to the sailor. Just before doing so he called out : "Are you a Protestant or a Catholic?" In so acting he desired to show that sectarian differences ought not to be allowed to impede the work of the temperance reformer.

A certain lecture that we once attended has long been a joke in our family. I shall call the man who gave it "Mr. Banter," though that was not his real name. He has long since passed away; but there are doubtless connections of his living who would remember his name, though I am quite sure none of them would remember the lecture to which I refer. I therefore adopt the name of Banter to avoid all risk of giving offence. He was a middle-aged gentleman, who had practically idled away the first half of his life. He then took to working at science and various other things in a very small way. He had all sorts of crazes. It is said that at one time he had dens built in his stable in which to keep lions, but the domestic objections raised to his bringing lions into the establishment were deemed insuperable.

He used to bestow his time with great liberality on scientific men in Dublin, but I am afraid the slight tinctures of knowledge he had obtained were of no use to himself or to anyone else. For slight tinctures they most assuredly were. At one time he wrote a pamphlet about "Armour-plated Ships," which were then beginning to be talked about a great deal, and, small though the intrinsic value of the paper was, he had copies of it bound in the most gorgeous manner possible.

It was with considerable amusement and excitement that we heard that Mr. Banter was to give a lecture on science. I rather fancy he had no very clear idea himself as to what kind of science it was to be ; but he was clear on one point : it must be illustrated by experiments. He therefore went round the town and borrowed all sorts of scientific apparatus. He obtained an air-pump, a freezing machine, a coil and batteries, bags of oxygen and hydrogen, two Magdeburg hemispheres, and phosphorus, and goodness knows what else besides. With none of this apparatus was he familiar ; I doubt whether he had any idea what he was going to do with it. However, a good audience assembled. A clergyman, well known in Dublin, took the chair, and a valued old friend of ours the late Dr. G. F. Shaw, afterwards a Senior Fellow of Trinity

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College had a seat in the front row. I rather suspect that he, like ourselves, had come for the purpose of having a good laugh.

The lecture commenced by Mr. Banter reading page after page of the most dismal manuscript possible. To the best of my recollection he told us something like this :

"Air is a mixture of oxygen and nitrogen, and the density of the oxygen is .027945 according to some authorities, or •38957 according to others; there is 29 per cent, of hydrogen as well as carbonic acid, of which the density is .269. Water is also composed of the two gases, and is a mixogen of oxygen and nitrogen or hydrogen I forget which it is and the densities are the same as they are in the case of the air."

No doubt the figures I have given are altogether wrong, but that is by no means the least faithful part of their resemblance to the original. He continued to read in a monotonous tojie for about half an hour. His discourse is well remembered in our family circle by the word "mixogen," which has ever since been the standard expression for anything that is in a hopeless muddle. Dr. Shaw sat it out for about half an hour, and then wrote a message to the lecturer on a scrap of paper. If my memory serves me, the coming Senior Fellow of Trinity College used somewhat forcible language; but the purport of the message was :

"For goodness' sake, stop this awful rubbish."

He then asked someone to go behind the lecturer and slip this communication in front of him. Mr. Banter instantly took the gentle hint, closed his manuscript, and announced : "I shall now show a few experiments." What relation the experiments which he attempted to perform, and could not perform, had to the lecture, did not appear.

In the first place he essayed to show the famous experiment of the Magdeburg hemispheres how that, when the two hemispheres were placed together and the air exhausted from the interior, they could not be drawn apart. It was rather painful to sit and see him making his preparations, in which he neglected the precautions so obvious to anyone who has ever tried the experiment. When he had finished he declared that the two strongest men in the room could not pull the hemispheres apart. Unfortunately, they fell asunder as he was handing them over to the gentlemen who were to endeavour

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to perform the feat of strength. But he smiled on cheerfully, and then tried to explode some mixed gases. He had filled a bladder beforehand with oxygen and hydrogen. As everyone knows, these gases will rapidly exude from a bladder. With- out having told us to take the precaution of stopping our ears, the lecturer lit a match, which he attached to the end of a long stick, so that he might apply a light to the bladder from a safe distance. The only result was that the bladder ignobly collapsed ! At last he showed something which did succeed. He had a dish of soapsuds, into which he pumped a mixture of oxygen and hydrogen. This produced a quantity of bubbles which certainly did explode when he applied a light. So pleased was he that he then and there repeated the operation half a dozen times. He next proceeded to show the weU-known experiment in which the air is exhausted from a cylinder by means of an air pump. If one end of the cylinder is closed with a piece of bladder, the atmospheric pressure should burst the diaphragm. Not being properly dried, the bladder merely sagged down instead of bursting ! He then proceeded to scratch it slightly with his knife to facilitate the bursting ; but no, even this did not produce any effect ! The audience were by this time in convulsions of laughter at the performance, and had become somewhat disorderly. A few of them had even crept up on the platform. While Mr. Banter was labouring at the pump in the hope of producing the desired result, a lively youth got behind him with a walking-stick and pushed it through the top of the bladder. This sufficed to make it burst, amid loud applause from the audience, w^hich the lecturer smilingly accepted as a slight tribute to his ex- perimental skill ! He then took another turn or two at blow- ing bubbles and exploding them. His last endeavcrur was to illustrate the burning of phosphorus in a jar of oxygen. Some- how or other the jar was upset, and the burning phosphorus ran out on the table. "What shall I do?" he piteously ex- claimed to the audience, "for I hear that nothing will extinguish burning phosphorus ! " By this time the audience had got entirely out of hand. Even Dr. Shaw, who had preserved his gravity as long as possible, was now in fits of laughter. A number of amateurs made themselves into a volunteer fire brigade and managed to extinguish the phosphorus. Notwith- standing the lecturer's entreaties to be allowed to show the

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exploding soap bubbles again, the chairman declared that the lecture was over, and that the money would be returned at the doors. I might add th^t one of the audience, on being told that he could get his money back, exclaimed : " Money re- turned ! Why, I would pay twice the sum for such a laugh again ! "

While I was an undergraduate there was a kind of evening amusement which afforded a great deal of pleasure. I have already alluded to it in speaking of Dr. Stokes I mean the act- ing of charades. A great deal of trouble was often taken in preparing the charades, and although nothing approaching the dignity of a written play was attempted, yet much thought was given to the production, and there were many rehearsals, which added greatly to the fun.

The first party of this kind which I recollect was at the house of Mr. Lawson, then Attorney-General for Ireland, and afterwards well known as one of the most distinguished judges who ever sat on the Irish Bench. What the word was I cannot remember, but I recollect one scene in it which was to repro- duce the syllable "ling." The curtain rose on the meeting of a scientific society. The President was in the chair, and the minutes were read describing the papers which had been com- municated at the previous meeting. I only recollect the titles of one or two of these papers. One of them was :

"On a species of sea-urchin, so vast that its spines were used by the inhabitants of Ancient Samaria as substitutes for spires in their cathedrals."

The next was :

"Professor All-at-sea gave some account of a new process for extracting silver from toasting-forks."

The chairman then called on a learned professor to deliver a lecture on the sea-serpent. Up stood the eminent Attorney- General, Mr. Lawson. He commenced a treatise on the subject of the sea-serpent, which he described to be a living fossil inhabiting immense depths of the earth, and occasionally escaping into the sea. He expatiated on this thing for about half an hour, and then announced that, in order to confirm his theory, he had at immense personal risk and expense under- taken a journey to the home of the sea-serpent, in the hopes of capturing one and bringing it alive to the lecture. These hopes were not realised, but he had succeeded in catching a small

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one, which, in consequence of the difficulties of nourishing it with suitable food, had unfortunately died. He had brought it, however, to the meeting. He then proceeded to remove a cloth from the table, which discovered a long thing rolled up. The philosophers of the society crowded eagerly round to ga7e upon it. When the string by which it was bound was cut, it unfolded itself as the dried ling, a fish much used in Dublin on fast days. The professor w^s denounced as an impostor, and the meeting closed with loud shouts of "Ling."

There were many other parties at the same hospitable home, as indeed there were many in other houses. In those days the dinner hour was very much earlier than it is now, five o'clock being the usual time. Even six was considered late. Conse- quently, charades, with music and a dance now and then, made the long evenings pass happily for the young people.

I knew Father Healy but slightly. I often heard of his famous dinner parties. I remember hearing it said to some Englishmen who had come to Dublin that to know- and under- stand Ireland two things w-ere necessary one was to hear a speech by Dr. Haughton, and the other was to dine with Father Healy. Speeches by Haughton I have heard by the score, but I never enjoyed one of what Lord Ashbourne called "those wonderful hospitable entertainments" at Father Healy's house. A great variety of guests used to meet at the table of this witty priest. Lord Ashbourne mentions that he dined at the same time with Prince Edward of Saxe-Weimar, Monsignor Persico, Archbishop Walsh, Lord Morris, Chief Baron Palles, Dr. Nedley and others. One servant cooked the dinner and brought it to table. No one could divine how the guests were waited on. The attendance appeared to provide itself in some way or other. It used to be said that on one occasion an officer of the Guards looked round for a servant to take his coat and hat when he entered the house, but the host came forward and said to him : " You know those footmen of mine all gave notice and left on the spot when they heard you were coming ! " Father Healy was always ready with an appropriate answer. Thus, when some busybody asked whether a friend of his w^as a good Catholic, the reply was: "No better man, but a child could beat him at fasting ! "

6x

CHAPTER VI

PARSONSTOWN: 1865-1867

AFTER my father left Trinity College, the next few years of k- his life were spent at Parsonstown, where he was tutor to Lord Rosse's sons. His experiences during this period are thus recorded by himself :

I do not think it had ever occurred to me to embark upon an astronomical career until November 8th, 1865, when I re- ceived a letter from Dr. Johnstone Stoney. It conveyed the following message: "Would it be agreeable to you to act as tutor to Lord Rosse's sons at Parsonstown ? " I was by no means sure of my qualifications for the post. I had never paid much attention to classics, beyond the small minimum necessary to pass examinations. In those days classics were generally regarded as the primary part of a tutor's duties. Up to that time it had never at any moment entered into my thoughts to become a tutor or a schoolmaster. I may, parenthetically, remark that when Clifton College was founded, I was offered, through Dr. Lloyd, the Provost of Trinity College, the position of chief science master.

Dr. Stoney's letter, however, presented great attractions. When it reached me. Lord Rosse, who had been President of the Royal Society, was one of the most prominent men of science in the kingdom. His great telescope was then, as indeed it still is, unrivalled in dimensions. I saw in this letter an opportunity for studying astronomy under the very best auspices. I also realised that acceptance of this post would enable me to become acquainted with scientific things and with leading men of science. In framing my reply I explained that my classics, to put the thing very mildly, were very shaky, but that I would do my best. I added that with regard to the other matters necessary for the education of three youths of ages varying from eleven to sixteen I had no grave doubts as to my competence, and that I would accept the post, pro-

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vided that I was allowed to use the great telescope. A favour- able reply was soon forthcoming, in which it was stated that Lord Rosse would be delighted to give me the free run of his Observatory. This decided my course in life, and I have never since regretted for a moment that I failed to become a Fellow of Trinity.

I hasten to say, however, that I did not sever my connection with college without a considerable wrench. I was bound to my Alma Mater by many ties, and the acceptance of the new post involved separation from many excellent friends. I did not foresee that nine years later I was to return again to my dear old university this time in the capacity of professor.

Let me describe the scenes and conditions amongst which my life for the next two interesting years was to be passed. The residence of the Earl of Rosse is at Birr Castle, in King's County, about eighty miles from Dublin. Birr Castle is situated at the little town which was then officially known as "Parsonstown," but to the inhabitants as "Birr." Quite recently I believe the official designation has been abandoned, and the Post Office only recognises "Birr." Birr Castle is a noble building of modern erection, surrounded by a moat. It is situated in a beautiful park, through which two pretty rivers flow, and these unite in a single stream before they leave. The park has also a large artificial lake, ingeniously con- structed by Lord Rosse himself, which is the perennial home of innumerable wild duck. Several instances of Lord Rosse's consummate mechanical skill are to be found about the grounds. Visitors used to stand gazing in wonder on a water-wheel which, being turned by the waters from the lake, raised water from a drainage system connected with low-lying lands around. A suspension bridge was thrown across the river close to the castle. The outstanding feature of Birr Castle, by which it will be for ever famous in the annals of science, is the mighty telescope. Between the lake and the castle are two great walls, which are now somewhat overgrown with ivy. I have been told that visitors entering the gates of the park for the first time have driven up to these walls in the belief that they were approaching the castle itself, which is not visible from the park gates. Between these two walls there swings a tube sixty feet long and more than six feet in diameter a tube large enough to be the funnel of a good-sized steamship. At

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the lower end of this tube is the mighty mirror or speculum. Lord Rosse's telescope is what is known as a "reflecting tele- scope " a reflecting telescope of the Newtonian type. The instrument is raised by means of a winch, which is placed towards the north, and the observers who are to use the telescope have to make their way to the galleries. It is charac- teristic of this type of telescope that the eye-piece is at the top of the tube, not, as in the refracting instruments, at the bottom. Four men had to be summoned to assist the observer. One stood at the winch to raise or lower, another at the lower end of the instrument to give it an eastward or westward motion, as directed by the astronomer, while the third had to be ready to move the gallery in and out, in order to keep the observer conveniently placed with regard to the eye-piece. It was the duty of the fourth to look after the lamps and attend to minor matters.

Lord Rosse not only designed the great instrument, but actually constructed it. At the back of the castle he had ex- tensive workshops, where a capable smith named Coghlan and numerous assistants carried out the work under the direc- tion of the Earl himself. It was he who devised methods for getting over the innumerable difficulties involved in casting, grinding, and polishing the great speculum, which weighed over three tons.* He had many failures before he achieved success; and the precepts which he laid down have been followed by all who have since made great reflecting telescopes. To illustrate the thoroughness of his methods, let me recall one detail which I heard from his own lips. In the final polishing of the mirror, rouge was the material employed. When he commenced operations he found that the rouge of commerce was not satisfactory. He therefore investigated the subject, and eventually discovered the way to make good rouge. His method was afterwards adopted in the manu- facture of the rouge which is used by the great silversmiths in London.

When I went to Parsonstown, in 1865, Lord Rosse was advanced in years. He no longer took an active part in the work of observation, but he evinced a lively interest in all

* Since these lines were written this great mirror has been removed from the telescope and placed in the Victoria and Albert Museum, South Kensington. The work of removal and transportation involved no small difficulty owing to its weight and fragility.

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that went on, and was always glad to think that the telescope was being used.

Lord Oxmantown, Lord Rosse's eldest son, was not one of my pupils. They were his three younger brothers, who are now the Hon. and Rev. Randal Parsons, the Hon. R. C. Parsons a well-known engineer while the youngest is the Hon. Sir C. A. Parsons. It has always been a great satis- faction to me to remember that I had the great honour of in- stilling the elements of algebra and Euclid into the mind of the famous man who has revolutionised the use of steam by his invention of the steam turbine. It would seem that he inherited his father's brilliant mechanical genius, with an enormous increase in its effect on the world.

The two years I spent at Parsonstown were full of inte- rest. Ever since the - erection of the great telescope, Lord Rosse had had an astronomer in charge of it. They were five in number, but I only propose to mention three. The first of these was my friend, Dr. George Johnstone Stoney, whom I have already mentioned. He was in Lord Rosse's Observatory in the early days of the great telescope. He did much excellent work, and laid the foundation of a scientific reputation, which was greatly enhanced by his subsequent labours. He left Lord Rosse to become Professor of Natural Philosophy at Queen's College, and was subsequently ap- pointed to succeed my father in Dublin as secretary of the Queen's University. It was then that my friendship with him began, and it lasted until his lamented death in 191 1. Although he retired from every official position some time before his death, he devoted his well-earned leisure to strenuous labour in many branches of science. He often found the hours of the day too short for all he wanted to do. Of the many scientific people who work at electricity, physics, acoustics, spectroscopy, and microscopy, there are few who would not gladly acknowledge that Dr. Stoney had often been their teacher.

It was he who began the great work of observing nebulse with the big telescope. Nebulse were at that time objects of special interest. At the beginning of the century, Sir William Herschel had completed his famous survey of such nebulous objects as were visible in the northern sky, while Sir John Herschel, in his expedition to the Cape of Good Hope, had

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completed the work which had been begun by his father. It was left to the Earl of Rosse to start from the point which these investigators had already reached. His telescope was much more powerful than those which the Herschels had used. Indeed its optical and mechanical arrangements were as perfect as was possible in an instrument of this description. On the other hand, it must be remembered that Birr Castle is not an ideal place for an observatory. It is near to the Bog of Allen. Consequently, the skies were frequently overhung with clouds, to the distraction of the astronomer. Even Herschel himself, in his observatory near Windsor, had found that not more than a hundred hours in the whole year were adapted for the purposes of the highest class of astronomical investigation.

It was fortunate that Lord Rosse had as his associate in those early days one who combined in such a high degree the essential qualities of accuracy and scientific enthusiasm which were found in Dr. Stoney. Dr. Stoney was succeeded at Parsonstown for a short time by his brother, Mr. Bindon Stoney, the eminent engineer, whose great services to the Port of Dublin will be gratefully remembered by every citizen. The Rev. T. Gray, now a distinguished Senior Fellow of Trinity College, was there also, in the capacity of tutor, as was also the late Professor Purser, who was afterwards Professor of Mathematics in Belfast for many years. Purser had left his mark on the science of the time not so much by his own original writings though even these are noteworthy ^as by his great success as a teacher. I think my friend. Professor Sir Joseph Larmor, Secretary of the Royal Society, would gladly admit how much he owed in his early years to the remarkable mathematical teaching which was given in Purser's classes in Belfast.

Such were a few of my predecessors at Parsonstown. I ought here to say that in one respect the position I occupied was somewhat different. For, as already explained, I was both tutor and astronomer. And I certainly had a busy time of it during the two years. The morning was spent with my pupils in the castle. Hours of study over, we indulged in certain rather strenuous forms of relaxation. Felling trees was a favourite amusement of Lord Rosse, and we frequently spent an afternoon so employed. If one desired to fish, there were great pike to be caught in the lake. But the large workshops

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were my chief resort during the hours of leisure. I managed to construct a six-inch reflector, having learnt under Lord Rosse's guidance the uses of the screw-cutting lathe and other metal- w'orking tools. Nor did my young pupils confine their energies to the work of the classroom. In those days there was a small workshop just off the library at Birr Castle. This was the constant resort of my youngest pupil, the Hon. Charles Parsons. In this little den he was always making all sorts of machines. I remember two of his early contrivances. One of them was an air cane, and the other a sounding machine, which he afterwards used with success in his father's lake. The depth of water was ascertained by measuring pres- sure as recorded in a barometric tube, this being, of course, the principle now so well known in Lord Kelvin's sounding machine. With the assistance of his brothers, the future in- ventor of the steam turbine also made a steam engine, and I well remember the delight they took in grinding the reflector of a telescope in a machine which was driven by the home-made engine.

I asked Lord Rosse for permission to use the telescopes for some private experiments on the moon which I had in con- templation. He warmly entered into the subject. I also got from him carte blanche to borrow any books from his library.

On fine evenings I would go to the observatory as soon as it was dark. The observatory proper was a little building containing two small instruments, close under the shadow of the two great instruments outside. One of these w'as the great reflector already mentioned. The other was the "three-foot instrument " that is to say, an instrument having a mirror three feet in diameter, the tube of the telescope being ten times as long as the width of the mirror. The great six-foot instru- ment, however, was the one which we employed for important observations. I shall suppose that we are ready to commence a night's work. The assistants above referred to are already at their posts. Up we climb to the lofty gallery, taking with us a chronometer, our observing book, various eye-pieces, and a lamp. The "working list," as it is called, contains a list of all the nebulae which we want to observe. A glance at the book and at the chronometer shows which of these is coming^ into the best position at the time. The necessary instructions are immediately given to the attendants. The observer, stand-

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ing at the eye-piece, awaits the appointed moment, and the object comes before him. He carefully scrutinises it to see whether the great telescope can reveal anything which was not discovered by instruments of inferior capacity. A hasty sketch is made in order to record the distinctive features as accu- rately as possible. One beautiful object having been observed, the telescope is moved back to the meridian to be ready for the next vision of delight. When I first began this work, nothing amazed me so much as the extraordinary speed with which the hours passed. A look at my watch might show it was half-past eight. When I next drew it from my pocket, at what seemed no great interval of time, it would show half- past eleven ! On a third occasion I would find it ten minutes to two ! I sometimes followed Herschel's strenuous example and remained observing from dusk to dawn. I would have kept this lengthy vigil more frequently had it not been that the faithful and uncomplaining attendants, who could have but little interest in the work, were freezing gradually through the night. Personally I did not mind the cold.* I was young then ; indeed, it frequently happened that, after a dinner-party at the castle, I went out with a light coat over my evening clothes to pass the night at the telescope. I should add that work was occasionally interrupted by little visits to the castle, where, by the kindness of Lord Rosse, tea and other refreshments were always available.

At the first glimmer of dawn the order would come for the telescope to be closed up. This operation, which took some little time, having been duly performed, the little party broke up for a well-earned repose.

Lord Oxmantown was also an assiduous observer. Many a night did we spend together at the great telescope. Astronomy was just then beginning to quicken with new life under the great impulse that had been given to it by recent spectroscopic discoveries. A spectroscope (then regarded as of colossal dimensions, for it weighed about seventy

* In later years when he was at Dunsink, he had a buffalo coat with cap and gaiters which baffled the cold during the night in the dome of the South Equatorial. He had purchased the coat, which was made of a genuine skin, in the United States. He used to say that future astronomers would be deprived of such comforts owing to the extinction of the buffalo, and that, notwithstanding the benefits he had derived from the coat, he regretted his small contribution towards the obliteration of this noble animal.

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pounds, though that itself would be nothing in comparison with the spectroscopes now used at the Yerkes" Observatory) had been built from Lord Rosse's design. By means of it we saw that superb spectacle, certain lines in the spectrum which an- nounced the gaseous character of the Nebula in Orion. With infinite patience Lord Rosse devoted years to making a draw- ing of the Great Nebula. Those were not the days of astro- nomical photography. That great advance only became possible when the dry plate w'as introduced. Lord Rosse's beautiful drawing was engraved on steel by Basire, and copies of it are now to be seen in all the principal observatories. It is an exquisite piece of work. It was repeatedly compared with the actual object in the heavens, and corrected or altered until accuracy was attained. In some respects we may say it is unique. Never before was so much pains bestowed on the draw- ing of a celestial object, and never again will equal pains be devoted to the same purpose. In an hour or two the photo- graphic plate will now record much more than the most ac- complished astronomer can observe, even though his repeated observations cover a period of several years.

The visitors' book at the Parsonstown Observatory contains the names of many great astronomers, both native and foreign. Amongst them I can recall those of Dr. Romney Robinson, who had been intimately associated with Lord Rosse from the first, the late Sir George Stokes, the Astronomer Royal, Sir George Airy, Sir John Herschel, General Sabine, and many more too numerous to mention. I should add that these visitors had been there before my time, for by 1865, when I was in charge, the novelty of the great instrument had to some extent died away.

I would point out that the work of observing in the manner above described is extremely trying and fatiguing. It should be remembered, however, that the nights on which the nicer astronomical observations can be made are few and far between. In the first place, all moonlight nights may be ruled out, for the nebulae, hard enough to see under the most favourable conditions, become altogether invisible when there is moonlight in the sky. Diligence at the telescope was, therefore, not incompatible with tutorial duties in the day.

I have said that the years I spent at Parsonstown stand out as being of exceptional interest and importance in my life.

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Reminiscences of Sir Robert Ball

I may go yet farther and say that the most remarkable scene I have ever witnessed took place during my sojourn there. Anyone who has apprehended that I was at Parsonstown in 1866 may at once infer that I am now alluding to the great shower of shooting stars. I have described this phenomenon at various times and in many places, but I am always glad to talk about it and think about it, for I wish to preserve as clearly as I can the impression of one of the most wonderful sights that can possibly be seen by mortal man. The con- ditions were exceptionally favourable, for on the night of November 13th, 1866, the weather was clear and the moon was nowhere to be seen. On that memorable night I had in mind what took place at the British Association earlier in the year. I had then attended a meeting of that body for the first time. For some years a committee of the Association had been diligently collecting information about luminous meteors and kindred phenomena. The annual reports for many years before and after this date are full of information about shooting stars, fire-balls, meteors, and meteorites.

At one meeting some years before, Mr. Glaisher, who divided his interest between meteoric studies and ballooning, had made the startling announcement that, although he was not absolutely certain, there was reason to expect that on November 13th, 1866, there would be a notable shower of shooting stars. His opinion was based upon the fact that such showers had appeared more or less regularly at intervals of thirty-three years. As there had been a display in 1833, it was reasonable to suppose that there would be another in 1866. He made his prediction, as I have said, with some reserve. It was not and could not possibly be made with the confidence which astronomers feel in predicting an eclipse of the sun or moon. Mr. Glaisher 's utterance, however, had often been the subject of conversation at Birr Castle, and when we went out to the observatory on the momentous night we had some expectation that the shower would appear. I ought to mention, in passing, that Lord Rosse's great instru- ment could have been of no use in the observation of a shower of shooting stars. Its movements were too limited and the field was too small. Indeed, with this instrument it was im- possible to see as much of the heavens as is occupied by a full moon. A meteoric shower can best be observed either

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"with your hands in your pockets," or with a pair of ordinary binoculars, which combine a moderate magnifying power with a very large field of view.

On this memorable evening I had repaired, as usual, to carry on my work at the big telescope. I had observed one nebula. The attendants were occupied in winding the gallery back towards the wall. This operation was necessary to enable the telescope to be moved in order to follow an object which was passing from the meridian by the diurnal motion. I sud- denly heard a shout. Looking up, I was just in time to see a brilliant streak of light overhead. It was all that was left of the meteor which had attracted the notice of the attendant and had caused him to shout. Shortly afterwards another appeared, and though they were both brighter than the kind of meteor usuallv seen, we thought thev were only casual visitors. But presently they began to come in twos and threes. It was now about ten o'clock, and Lord Oxmantown had come over from the castle to join me in the gallery. As the shoot- ing stars were every minute increasing in number, we desisted from attempting any further work on the nebulae, and went up a few feet higher to the summit of one of the great meridian walls from which the telescope was suspended. From a height of sixty feet above the ground I saw a spectacle which, even after an interval of forty years, was the grandest I ever remember having seen. It was a beautifully clear winter's night with the canopy of heaven above us, and not a cloud to obstruct the vision in any direction. At first, as I have said, the great meteors flashed across the sky in twos and threes. Each of them was bright enough and sufficiently conspicuous to arrest attention. But when they came in dozens, in scores, in uncounted hundreds, and finally in myriads, the scene was unspeakably sublime. Not a sound was heard. It was in the dead silence of dark night that the heavens were scored in every direction by these wonderful streaks of light. As a rule, the duration of each was very short perhaps it lasted a second or two. They were moving, as we afterwards ascer- tained, with a speed of approximately forty miles per second. Individually they were small objects probably not so large as the pebbles on a gravel walk but it was the immense speed at which they were hurrying along which warmed them and converted them into streaks of golden fire. Occasionally

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the "streak" did not disappear immediately. In some cases the meteor appeared to leave a sort of phosphorescent haze along its track, which endured for some time. I took note of some streaks which lasted for a quarter of an hour or twenty minutes, becoming gradually twisted and deformed by air currents in the higher atmosphere. This went on until at last the material was dissipated. We were all struck by the fact that the meteors moved in a certain direction. They appeared to radiate from the east. Occasionally they swept round by the north, or by the south ; sometimes they streamed right overhead in magnificent arrows of fire; but the point of rising of each one of them was in the east. As the night wore on the eastern sky gradually ascended. In due course the con- stellation Leo well known as one of the signs of the Zodiac attained an altitude at which it could be clearly seen. We then observed that all the meteors had a special relation to the constellation Leo ; in fact, they started from that group. Closer examination revealed the fact that there was a certain point in that remarkable sickle-shaped arrangement of stars from which all the meteors appeared to radiate. This point could be determined quite accurately. It is this relation of the shooting stars to Leo which has given them the name of the Leonids.

Lord Rosse, who had come out to the observatory, watched this superb display with me for a couple of hours. In the actual vicinity of Leo itself the track of the shooting star was often very much foreshortened, suggesting a resem- blance to a comma on the surface of the heavens. Sometimes the meteor appeared to be end on to us, and then what we saw appeared like a star gradually rising to brilliance, and then again fading to extinction. The explanation is that all these objects were really moving in parallel lines, and that the vanishing point of the parallel lines was the constellation Leo. The stars that appeared to come straight towards us came actually from the vanishing point. There could be no better demonstration of the doctrine of parallel lines than the shoot- ing stars which we saw that night.

Lord Rosse always went to London for the season, and as he took me with him I had opportunities of becoming ac- quainted with many distinguished men of science. On one occasion we paid a visit to Wheatstone, who was famous not

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only in relation to the electric telegraph, but also as the in- ventor of the concertina and the stereoscope. Wheatstone showed us the original apparatus which he had used in per- fecting these inventions. Amongst other curious things he showed us what, for want of a better phrase, I will describe as a negative stereoscope. If one looked at a face through this instrument, instead of appearing to stand out in relief, it appeared to be hollow just as if one were looking into a mould which had been taken from the face. On another occasion Lord Oxmantown and I went to spend a day with Mr. Babbage, the inventor of the calculating machine.

Other scientific men to whom I was introduced by Lord Rosse were Mr. Warren De la Rue, who had just succeeded in taking photographs of the moon, and Mr. J. P. Gassiot. In his house at Clapham Mr. Gassiot had an immense battery of many thousand cells, by which he could show electrical phenomena in exhausted tubes, which were then novelties in the scientific world.

Lord Rosse also took me to see Sir William Huggins, K.C.B., the late President of the Royal Society. The cir- cumstances under which this visit was paid were of considerable interest, inasmuch as it occurred at a time which was to be memorable in the history of astronomy. Mr. Huggins, as he then was, had recently made his discovery of the gaseous composition of many nebulas. This was one of the first results of the application of the spectroscope to the study of the heavenly bodies. Let me attempt to describe the nature and significance of the discovery in a few words. In earlier days the view generally held was that nebulae those little patches of light on the sky were only clusters of stars at a distance so great as to render it impossible to distinguish the individual stars. No doubt many of the so-called star clusters can be thus explained; and it frequently happens that objects which look like nebulae when viewed through a small tele- scope are found to be star clusters when telescopes of great power are directed towards them. The spectrum of a star, properly so-called, has a general resemblance to the solar spectrum. It exhibits all the colours of the rainbow, and forms a brilliantly coloured streak of light. But it is well known that when a gaseous object is examined through a spectroscope the light, instead of being drawn out into a long, variously coloured

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streak, is concentrated into one or more bright lines, with intervening dark spaces.

One evening Huggins turned his spectroscope, which he had already wielded with such admirable effect upon the stars, towards one of these nebulae. He has stated that he himself was astonished at the result. At first he thought that the instrument must have become deranged, because he failed to find the streak of light which a star ought to show. Instead of a streak, he saw nothing but a line in which the light seemed all concentrated. Closer examination showed that the light coming from the nebula was entirely contained in two or three lines, from which, knowing the properties re- vealed by ordinary gases when examined by the spectroscope, he drew the inference that the celestial body under observation was of a gaseous nature. It is impossible to overestimate the significance of this discovery. The theory then accepted with regard to nebulae had taught the world that the sun and the planets had all been evolved from a nebula in some form. But this theory had theretofore been open to the objection that, so far as we knew, no such nebulae existed in the universe. The discovery made by Huggins that night silenced this objection for ever. It showed that gaseous nebulse were of common occurrence in the heavens. This was the commence- ment of a most remarkable series of investigations, prosecuted with great vigour by Huggins himself, and afterwards carried on by other astronomers in various parts of the world.

I visited this renowned astronomer shortly after he had made his great discovery, and the occasion was made still more interesting by another circumstance which I shall now relate. Tuam, in the West of Ireland, is a place remote from the ordinary scientific centres, but in that town there dwelt a very acute observer of the skies, the late Mr. Birmingham. I do not think he ever used a telescope of high power. No doubt he had a fairly good instrument, but he had something else, without which the most admirable instruments are of little use he had genuine interest in his subject. He also possessed that accuracy and care which are so necessary in faithfully recording observations. One evening Mr. Bir- mingham noticed a bright star in a place where he did not remember having seen any point of light before. He imme- diately consulted a map of the heavens. This confirmed his

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recollection. There was no star marked in the place indicated. He l^new that it could not be a planet, as the whereabouts of every planet is regularly set forth in our almanacs. They are always to be found in their proper places. It seemed that the Tuam astronomer had discovered the birth of an entirely new celestial object. He wTote two letters, one to the Times, and the other to Mr. Huggins. As he had not been heard of before in scientific circles, those who were first told of his discovery came to the conclusion that he was mistaken. It did not seem likely that an event of this kind should have passed unnoticed at recognised observ-atories by all the well- known astronomers, only to be detected by a comparatively unknown astronomer in a rather remote part of the country. Mr. Huggins, however, thought that there could be no harm in looking towards the spot in the heavens which Mr. Birming- ham's letter had clearly defined. There he found the star blazing brilliantly. He then remembered his spectroscope, and, turning this instrument upon the star, he made a start- ling discovery. I have already pointed out that the spectrum of an ordinary star is a long streak of light, coloured from one end to the other with the hues of the rainbow. In the spectrum of this new star, which astronomers now know as T Coronae, because it is in the constellation of Corona, the streak was not, indeed, wanting; but superimposed upon it there were certain brilliant lines. Even if Mr. Huggins had known nothing of the wonderful history of the object he was studying, he would have immediately pronounced it to be a celestial body of unusual character. He would have been led to this conclusion solely by his spectroscopic observations, for there was nothing in the appearance of the star to attract special attention as distinguished from other stars. Indeed, if it had presented any unusual appearance, it could scarcely have escaped the vigilance of astronomers and observers other than Mr. Birmingham. It was fortunate that Huggins had so far perfected the spectroscope as to be able to deal with the new object. Indeed, it could not have arrived more opportunely if the highest interest of science had to be served.

His spectroscope taught Huggins that there were in the new star great volumes of gas. The gas consisted to a large extent of hydrogen, which was at the moment in a state of blazing incandescence. The discovery of this fact threw a flood

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of light on the remarkable suddenness with which the star had appeared. It is generally thought that there had been a collision of two stars hurrying along through space with stupendous velocity. The effect of the impact was to generate heat sufficient to vaporise the solid constituents of both stars.

It was shortly after these startling discoveries that I paid my visit to Mr. Huggins. The evening was bright and clear. The great astronomer lived then in Upper Tulse Hill, and those who say that the climate of England is unsuitable for delicate astronomical work should bear in mind that at least one great modern astronomer made some immortal discoveries in a sky which is often obscured by the fog and smoke of the great metropolis. Huggins had a dome at the back of his house, which contained his telescope. On the occasion of my visit I met Dr. Miller, the distinguished chemist, who had been closely associated with Huggins in his spectroscopic work. Miller had helped to measure the dark lines in the spectra of other stars, which work he had carried on with the utmost delicacy of skill and completeness. So admirable was the work as done by the astronomer and chemist in association, that each received the gold medal of the Astronomical Society for his share in the work.

On the night we visited Mr. Huggins, Mr. Birmingham's new star had lost something of its pristine splendour. It had sunk to the sixth magnitude, and was no longer visible to the naked eye. But when we entered the dome we found both the telescope and the spectroscope turned upon it. Huggins first took us outside, where, by means of a pair of binoculars, we could see the wonderful object which had declined so much in lustre in the course of a few days. He then showed it to us through the spectroscope. The bright lines were quite un- mistakable, although no doubt they were fainter than they had formerly been. It was thus that we saw in all its grandeur this wonderful light which was kindled in the depths of the heavens. I have since seen other phenomena of a similar nature, but nothing can ever displace from my memory the evening at Tulse Hill to which I now refer. The delight of making the acquaintance of Mr. Huggins himself, the novelty of the spectroscope that little instrument which, attached to the eye-piece of the telescope, is so potent an agent for analys- ing the wonders of the heavens the beauty of the subject,

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and, last but not least, the reflection that this was probably the beginning of a new era in celestial investigations; all these made the visit an incident in my life never to be forgotten.

Among the visitors at Birr I should have mentioned Dr. Briinnow, who was appointed Astronomer Royal of Ireland in succession to Sir William Rowan Hamilton, who died in 1865. I little thought when I first met Dr. Briinnow at Parsons- town that I was to take his place at Dunsink a few years later.

I will conclude what I have to say about my sojourn with Lord Rosse by stating that shortly after I went to the Royal College of Science, Lord Rosse fell into bad health, and after a severe operation, from which he never rallied, he died on October 30th, 1867.

* * * * *

Dr. Dreyer, of the Armagh Observatory, has been kind enough to supplement my father's own account of his work at Parsonstown with the following :

" Ball went to Parsonstown, probably in January, 1866, to prepare Lord Rosse's three younger sons for Trinity College, Dublin, and also to observe with the great telescope. Though the teaching was considered his principal work, he was chiefly induced to accept the post (as he said in after years) by the prospect of studying the heavens by means of the six-foot and three-foot reflectors, of which the former was at that time still facile princeps among telescopes. Erected in 1845, it had been used more or less continuously since 1848 for observations of nebulae, the great discovery of spiral nebulae having been made with it, almost as soon as it was first pointed to the sky. When Ball began to use it in February, 1866, nearly all the large and interesting objects had been carefully drawn, and there was very little left to be done in that direction. But the micro- meter had been very little used, and he found there a field worth cultivating. As the telescope was not yet provided with a clock motion to counteract the earth's rotation, it had to be moved along by hand by a workman, while the observer took measures of the distance and position angle between nebulae near each other, or a nebula and several stars close to it. Obviously, measures taken in this w^ay could not be very accu- rate; still they might be of use in various ways, and it was therefore desirable to make them as carefully as possible. The telescope was not mounted equatorially, but w^as supported at

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the lower end on a universal joint, with its primary axis directed east and west. As soon as the telescope was moved away from the meridian its optical axis therefore began to describe an arc of a great circle through the east and west points of the horizon, while an equatorial moves along a circle parallel to the equator. The zero-point of the position circle of the micrometer was therefore continually altering, and a correction ought to be applied to the angles measured. This had never yet been done, and as the correction depends partly on the distance of the telescope from the meridian, and the time had never been noted when the measures made by the earlier observers were taken, it had not been possible to apply the correction to them. It was an easy matter for Ball to find a formula by which this correction could be worked out, and from that time it was always applied.

"Another improvement which Ball tried to introduce in the work of the observatory was the collation of the observations already made, with a view to finding which objects did not re- quire any further attention, as a great deal of time had been wasted for some years previous to his arrival by indiscriminate observing. But he did not remain long enough at Birr Castle to effect much in this way.

"He was an indefatigable observer, and was remembered for years after his departure by the workmen who helped to work the telescope as the man who kept them up ' terrible late * at night. And yet Lord Rosse said that no matter how late he observed, he turned up at the castle the next morning to attend to his work as tutor with almost his usual punctuality. He lived in rooms in Cumberland Square, Parsonstown, about eight or ten minutes' walk from the castle and the telescope.

" His last recorded observations were made in August, 1867, just before he was appointed a professor in the Royal College of Science, Dublin. His observations were published in 1879-80, with the rest of the long series of observations of nebulae made with the great telescope from 1848 to 1878."

» » » t «

My father never forgot his pupils at Parsonstown. He retained their friendship to the end, and they frequently con- sulted him on scientific matters. Sir Charles Parsons wrote to him on October 9th, 1899 :

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" I have on hand an address to the Senior Engineers next month on heat engines, and should be very much obhged if you can tell me if I am right in taking approximately 2,cxx),oc)0,ooo as the fraction of the sun's total heat radiated that is caught by the earth. Is one right in taking it as the ratio of the solid angle subtended at the sun to the whole spherical angle ? Also what depth of ice is it calculated that the sun's direct heat would thaw in twelve months, say in Egypt ? Pray excuse my ignorance, but one gets so very rusty when immersed in ordinary engineering surroundings."

My father's reply is not recorded, but Sir Charles wrote again on October 21st:

"It is exceedingly kind of you to write me so fully, and it is just what I wanted.

" My address is on heat engines, and I wanted to show that with mirrors it would be quite possible (I think financially) to generate steam power in Egypt or the Sahara, allowing 50 per cent, loss to cover absorption and loss in reflection. A 13-foot diameter mirror ought to generate i h.p. for twelve hours a day on the average. I will send you a copy, if it gets printed, as they usually are, but possibly it may be too bad for this privilege. Very many thanks, and with best wishes.

"P.S. A 24-inch diameter short-focus mirror, as used for searchlights, will work a toy engine very well.

"P. P.S. Mr. T. Lipton has got his yacht too short and full-bodied for the speeds they go. They seem to design by rule of thumb in England they should rely on model experi- ments, which would put them right."

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CHAPTER VII

THE ROYAL COLLEGE OF SCIENCE: 1867-1874

THAT my father did not waste the two years which he spent at Parsonstown is shown by the fact that, when the oppor- tunity offered, he was ready and wilUng to undertake work in a wider sphere. He was primarily a mathematician, but always a teacher : one of those who could really impart know- ledge to others; while he had also the admirable faculty so indispensable to the teacher of being able to inspire enthusiasm.

An account of his activities during the seven years after he left Lord Rosse may be given in his own words :

I was destined to spend only two years with Lord Rosse. In 1867 the Government of Ireland founded a new institution under the Science and Art Department. It was called "The Royal College of Science," and was for the purpose of pro- viding thorough instruction in science for those who were willing to undergo a three years' course. Among the officers to be appointed was a Professor of Applied Mathematics and Mechanism. During my years in college I had devoted much attention to theoretical mechanics, while the many pleasant hours I had passed in Lord Rosse's workshops had given me some insight into practical mechanics and mechanism. I re- ceived a letter from my valued friend, Dr. Haughton, in which he told me that he had had a hint from a well-informed source that, if I offered myself as a candidate for the post, and if Lord Rosse would support my application, I should probably be appointed. I suppose it was lest I should feel too exalted by this communication that he commenced his letter by saying : "I hear there is a dearth of candidates of merit for the new professorship in the Royal College of Science. It is worth ;^400 a year, to increase to ^500, and better than any Queen's College professorship." The post of a professor presented itself to me as a considerable advance on my position. Lord Rosse wrote to support me in the kindest and strongest way, and my

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application was successful. It was thus that I left Parsons- town not, indeed, without much regret at parting from the friends who had been so kind to me ^and took up my position in Dublin.

In order to stimulate public interest in the college, and to make it known among the citizens of Dublin, who were hardly aware of its existence, we announced a special course of even- ing lectures at a nominal rate. These lectures were addressed to working men. Each of the professors who participated in the scheme was to lecture six times on his own subject, the fee to be paid for the course being the large sum of sixpence.

It fell to my lot to deliver a course on mechanics. My kind friend, whom I have so often mentioned, Dr. Johnstone Stoney, called my attention to a remarkable book by Professor Willis, entitled "A System of Apparatus for the Use of Lecturers and Experimenters in Natural Philosophy." As soon as I became acquainted with Willis's apparatus I w^as surprised to find that it was not in more general use. It consisted of a multitude of parts pulleys, gear wheels, etc., not mere toys or playthings, but actual machines or parts of machines which, by means of a suitable framework, could be built up into the most protean shapes. It was possible to fashion a model crane and many other machines with moving parts with this apparatus.

In giving my lectures I made use of Willis's apparatus, with a few home-made additions. This enabled me to illustrate my points by experiments on a large scale. Perhaps this apparatus would hardly call for mention in these reminiscences were it not that, as will subsequently appear, it played a somewhat important part in my future career.*

* »

My brother Robert S. Ball writes as follows concerning the Willis apparatus :

"My father thus laid a deep and solid foundation for the teaching of mechanics by systematic experiment. He often acknowledged his indebtedness to Mr. Willis, who devised the extremely ingenious apparatus with which he demonstrated mechanical principles at the Royal College of Science. Pro- fessor John Perry, D.Sc, F.R.S., in the preface to his excellent * See Chap. X.. p. 189^/. G 81 >-

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book on applied mechanics, refers to my father's work. He says {inter alia) : ' Professor (now Sir Robert) Ball, at the Royal College of Science, Dublin, started quantitative experimental mechanical work. He used the well-known frame of the late Professor Willis, which was taken to pieces and built up in new forms for fresh experiments. What I have done has been to carry out Professor Ball's idea, using a distinct piece of apparatus for each fresh kind of experiment. A student measures things for himself; illustrates mechanical principles; finds the limits to which the notions of the books as to friction and properties of materials are correct ; learns the use of squared paper and the accuracy of graphical methods of calculation ; and, above all, really learns to think for himself.' The im- portant work done by Professor Perry is too well known among students of mechanics and engineering to require emphasis here, and that my father was one of the first to make use of a method now so admirably developed by Professor Perry and others shows alike his power as a teacher and a capacity for interesting his students. In a letter to me, dated January 7th, 1915, Professor Perry writes :

" * There were teachers of mechanics before your father who made quantitative experiments before their pupils. I did so myself at Clifton College in 1871. But he developed the thing into a system. It was about 1871 or 1872 that my brother James (late County Surveyor of Galway) told me of his own experi- mental work under your father at Dublin, It was because it was systematic and not casual ; because my brother told me of how it caught on with students who were incapable of abstract reason- ing ; it was because I saw that here was a brand new thing of enormous value that I took it up.' "

* ¥^ ¥^ *

In 1868, the second year of my life at the College of Science, I married. My wife had been well known to me since childhood. She was Frances Elizabeth Steele, daughter of Dr. William E. Steele, one of my father's old friends. Dr. Steele was at that time Registrar of the Royal Dublin Society; later on he became Director of the National Museum in Dublin, under the Science and Art Department.

* * ttt Ht *

I venture to interrupt his personal narrative by a letter which my father wrote to his mother when on his honeymoon :

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"Hotel Glendalough,

" CONNEiLA.RA.

" We were told that we would find a ' passable ' hotel here, and so we have; and I would recommend other tourists likewise to consider it pass(by)able and not think of seeking accommoda- tion in it!

" The day is pouring wet, so we have not been able to ex- plore the beauties of the region. We are prettily situated on the margin of a fine lake, and behind us are some of the finest mountains in Connemara ; and if we find it possible to stay here for a few days, we shall do so with profit and pleasure.

"The resources of the establishment are unique. There is one towel or rather a part of one and F. and I have be- spoke the first use thereof to-morrow morning. We had a little butter with our potatoes at dinner, and at tea a pile of toast appeared with a scrape of butter on the two top slices. On our asking for more, we w^ere apologetically informed none was to be had. It is the most awfully wild and unfrequented region ; there is not a human being to be seen not even a priest. The 'hotel' seems to be owned and managed by a lad of sixteen, with the invaluable assistance of two small boys. Tell Aunt Anne I hope to bring her some good roots of the Connemara heath, which grows plentifully all about the neighbourhood. F. and I both agree that the statement about a honeymoon being a great sell is abominably false! With dismal rain in a wretched hole, we have managed to put in our time to-day most pleasantly. She is a regular brick! "

*****

He proceeds :

It was about this time that I joined the Royal Irish Academy, where I subsequently read several papers. I also busied myself as much as possible in the work of the various scientific societies in Dublin. I also became a member of the Council of the Royal Zoological Society.

I think it was Lord Russell of Killowen who once told me that the ideal way to present a narrative is to adhere closely to the order of date. As I have now arrived at the year 1869, I mention a lecture which I heard in the spring of that year which had a very material effect on my future life. It related to the movements of the shooting stars which had appeared in the great shower three years before. Dr. Stoney, with that originality which improved and enlightened every subject he touched upon, gave the lecture. He had occasion to explain that the shooting stars moved in an elliptic track,

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and he illustrated his remarks by means of a heavy leaden ball suspended by a wire from the roof of the theatre of the Royal Dublin Society. When drawn aside, the ball moved in an ellipse, the position of which gradually altered.

At the time I was not very familiar with the mathematical principles by which these movements could be explained, but as soon as I returned home after the lecture I commenced to consider the subject. I found it to be one of absorbing inter- est. Prolonged investigation enabled me to ascertain some points in connection with the movements which did not appear to have been published before. Eventually I wrote a paper which was duly published by the Royal Irish Academy. From this I was led on to a general examination of the movements of a rigid body about a fixed point. These researches gradually developed into a theory still xnore general, and finally became what is now known as the "Theory of Screws," on which I have written much. Indeed, the investigation of this subject has been one of the main occupations and certainly one of the great interests of my life. Even now I look forward to the summer holiday, because I know I shall then be able to devote some hours every day to uninterrupted study of this subject. *****

Thus far the personal narrative. It was always a saying in the family that my father's idea of rest and recreation was to move to another place wherein to work at mathematics. What- ever pleasant spot was chosen for the summer holiday, a private sitting-room was invariably engaged where he could labour undisturbed.

In particular I remember one visit to Pontresina, where the windows of the sitting-room in the Kronenhof gave upon the beautiful Roseg Valley. While the other members of the party were out on expeditions, my father would work and write and think there for four or five hours at a time plunged in an intellectual world of his own the beauties of which were revealed to none save himself.

The following letter to his son Robert shows that golf and mathematical research shared his attentions during a holiday :

"We have had a good time at Buncrana. All, I think, enjoyed themselves ; I know I did. When I was tired of golf I worked at screws, and when I was tired of screws I played golf,

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and I really do not know which I liked the best ; both were delightful. I hope you will take to golf."

When he published an edition of the "Theory of Screws," many years later, my father did not forget the man to whom he owed his inspiration. He wrote to Dr. Stoney (December 23rd, 1889) :

" I send you herewith a volume which gives an account of the Theory of Screws which is tolerably complete. Please accept it.

"About twenty years ago you will recollect giving a lecture on Meteors at the R.D.S., in which you employed the pendulum to illustrate the progression of the apse. This set me thinking on the dynamical problem of the pendulum, thence of the small oscillations of a point generally, and from thence to a rigid body, by which I was gradually led on to the theory which, as you know, has occupied much of my attention for many years.

" I have always felt grateful to you for thus starting me on a line of thought which has given me many delightful hours of investigation."

» « « « «

My father's narrative may now be resumed :

Among the colleagues with whom I commenced to work at the Royal College of Science I should especially mention Dr. Ramsay Traquair, an accomplished paleontologist. Some years later he was appointed Director of the Natural History Museum of Edinburgh.

I should also mention my lifelong friend. Sir W. Thistleton- Dyer, K.C.B. He was Professor of Botany at the College for some years, and was then promoted to be Assistant-Director of Kew Gardens. Later on he occupied the important position of Director at Kew.

Another friend, of whom I saw a great deal in those days, was Professor E. Hull, F.R.S., who was Director of the Geological Survey in Ireland while I was at the College of Science. In the spring of 1880 he and I paid a delightful visit to the Auvergne, where we investigated the geological wonders of the district.*

Sir W. F. Barrett joined the college during my time, as

Professor of Physics. He came to Dublin with an established

An account of this expedition will be found in Professor Hull's " Reminiscences of a Strenuous Life " (London : Hugh Rees), at p. 89.

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reputation, having been assistant to Professor Tyndall at the Royal Institution; but he had already made a number of investigations on his own account. In particular he had astonished the scientific world by his beautiful discovery of flames which would respond to sound. I well remember the arresting lecture which he gave on this subject at the Royal Dublin Society.

Leaving the personal narrative again for a moment, I here insert an account of my father's work at the College of Science with which Sir W. F. Barrett has kindly supplied me :

"My acquaintance with Sir Robert Ball began forty-five years ago, when I was invited over to Dublin to deliver a lecture before the Royal Dublin Society. The Royal College of Science for Ireland had come into existence shortly before that time, and Ball held the position of Professor of Applied Mathematics and Mechanics in the college. When, a few years later, largely through his kind interest in the matter, I was appointed to the Chair of Experimental Physics in the college, we became colleagues, and the affectionate friendship thus begun, continued intimate and unbroken ever after, and remains one of my most valued possessions.

"To the success of his teaching at the College of Science his old students many of whom now hold eminent positions in all parts of the world have often testified. He was, I believe, one of the first to introduce the C.G.S. system into class teaching, and a large collection of weights and measures and models to illustrate this system were made under his direction. But his work at the college will be chiefly remem- bered by his splendid adaptation and extension of Willis's apparatus for the teaching of experimental mechanics. His well-known volume on this subject was the outcome of his lectures both to the regular students and of the series of popular evening lectures which he inaugurated at the college. I re- member the ingenuity and skill with which he fitted up the large pieces of apparatus until the wide space behind the lecture table was almost full, and then the wonderful lucid and delight- ful expositions he gave, interspersed with his unfailing humour. He threw his whole heart into his work, and enjoyed his lectures as much as did his enthusiastic audience. In the

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originality and wide learning displayed in his lectures he was facile princeps among his colleagues. He endeared himself to all by the keen interest he took in the welfare of his students and of the college generally, so that his name must ever be remembered by his former colleagues and by his old students with the deepest affection and respect. Indeed, it would be hard to find a more lovable, generous, and high-minded per- sonality than that of my dear friend Robert Ball."

To resume the {personal narrative :

Amongst the friends of those days I remember Professor J. T. O'Reilly, who at that time filled the Chair of Mineralogy and Mining. In later years, long after I left, he became Secretary to the college.

I also recall Sir Robert Kane, who had been a friend of mine since childhood. Before coming to Dublin he had been President of Cork College, and he then became head of the College of Science.

Lastly, I must not forget my friend Dr. Sidney, who was Secretary, to the college in my time.

The early days of the institution were fraught with con- siderable anxiety. The prospects were by no means en- couraging. Students were exceedingly few in number, and of those who did attend the majority were mainly induced to do so by the. fact that good scholarships were provided for them by the Science and Art Department. No member of the staff was responsible for the scheme of education. Every- thing of that kind had been arranged by the Commissioners, who had drawn up a plan for the college. Let me say at once that they had done their work most admirably. But their views were greatly in advance of the times. I am speaking of forty years ago. Anyone proposing to found a scientific college at the present day would do well to study the pro- posals originally made for instruction at the institution with which I was connected in Dublin. But the parents of those days were somewhat reluctant to place their sons under a regime which they deemed problematical. There was another circumstance which tended to increase this feeling of hesita- tion in parents. It was that the Government did not appear to be very sanguine of success. It was provided in the con-

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stitution that, if at the end of seven years, the college was not found to be prospering, it should be abolished, in which case the professors were not to be entitled to claim compensation for loss of office. This uncertainty of tenure undoubtedly had a very depressing effect upon all who were interested in the starting of the college. It was certainly disquieting to those of us who had burnt our boats in accepting professorships. Although we were all filled with anxiety then, it may have been that the insecurity was a blessing in disguise. Looking back at this distance of time, I am not at all clear that in some respects the threat which was hanging over the staff was not advantageous. It certainly induced us to make strenuous efforts to make the college a success. At any rate, we did keep it on its legs, and now, after the lapse of forty years, it has grown into a strong and powerful institution. Only recently I learnt that it is to be transferred from the original quarters, in which it was somewhat cramped, to an ample and splendid building.

His old pupils did not forget him. Thirty-one years after he severed his connection with the college he was entertained at dinner in London by a number of men who had attended his lectures on experimental mechanics. He describes this event in a letter to Mr. Charles Steele (March 24th, 1905) :

" Even though they are so very tardy, will you please accept my thanks for the magazine containing the account of poor O'Reilly.

" It was the first intimation I had of his death.

"I had always, like so many others, the warmest affection for O'Reilly. We often differed as widely as the poles in matters of policy in the College of Science, but that never interfered in the least with our personal regard. My room upstairs was opposite his, and whenever I had fixed up some mechanical experiment for my class I used always to go over to get O'Reilly to come and look at it, and we had many a pleasant chat. I was always so glad to see him on my visits to Dublin in later years.

" I was entertained at dinner on St. Patrick's night by the old students of the college. We dined in a wonderful room in the Holborn Restaurant belonging to the London Piscatorial Society, which is decorated with the most magnificent cases of stuffed fishes, including everything that ever took a bait from a tarpon to a gudgeon. There was a party of thirty or more,

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and I was amazed and delighted to find how wonderfully well many of the old students have done. I brought down the list of twenty-two who signed the testimonial they gave me when I went to Dunsink, which I have so greatly prized ever since. It was very ineresting to inquire as to their welfare after the lapse of thirty-one years. As might be expected, two or three are no longer with us, and twx> or three more I could not trace, but all the rest appeared to be doing well, and some extremely well. The first, Amall, is in an important position in the Borough Council at Birmingham ; the second, S. Barratt, is now one of the directors of Rylands and Co., a gigantic cotton firm employing 12,000 hands. He is in a fair way to become a millionaire. Denis Coyle, whom I recognised at once, is the rector of a parish ; Cooper is Drainage Surveyor at Wimbledon. But I won't go through the whole alphabet. Henry Spunner is the last, and 1 believe he is a land agent in Ireland.

" I always thought, and still think, that the course in the Royal College of Science is the best educational course in any college. We are beginning to find that out, and are making efforts to bring our colleges over here into something like the same efficiency.

" The percentage of men who have done exceedingly well in the world from the College of Science is, I believe, quite phenomenal.

"Many kind things were said of poor O'Reilly."

It would be impossible to enumerate all the old students of the college who have made their mark. My father kept in touch with several in distant lands, among whom may be mentioned Mr. Richard Montfort, the distinguished chief engineer of the Louisville and Nashville Railway.

After my father's death in 19 13 a number of gentlemen hold- ing important positions at the London Patent Office wrote to my mother saying that they owed their first instruction in mechanics to his teaching at the Royal College of Science.

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CHAPTER VIII

ASTRONOMER ROYAL OF IRELAND: 1874-1892

MY father prepared memoranda relating to his appointment and duties as Astronomer Royal of Ireland. He also dictated some notes of his work and experiences at Dunsink Observatory. The first part of this chapter consists of auto- biographical matter; in the latter part I have collected notes and correspondence which properly relate to the period between 1874 and 1892.

He wrote as follows :

In the year 1874 Dr. Briinnow (to whom I shall refer again) resigned the post of Royal Astronomer of Ireland, and it devolved upon the Board of Trinity College to appoint a successor.

Upon this occasion my kind friend Dr. Haughton once more came forward. He urged me to apply. I felt that this was rather presumptuous on my part, and I consulted other friends. In particular I sought the advice of Richard Towns- end, the distinguished mathematician, who was to me as indeed he was to so many others one of the kindest of friends and counsellors. Townsend urged me to make the applica- tion. I summoned up my courage and did so. I still felt that I was somewhat audacious. However, by this time I think I must have made some impression on the scientific world. I had become a Fellow of the Royal Society. I was in corre- spondence with Professor Klein and other eminent mathe- maticians. I had also had experience at Parsonstown with Lord Rosse. Under his guidance I had acquired a knowledge of practical astronomy.

There were several other candidates, as the post had many attractions, including a beautiful residence in the vicinity of Dublin. The Board had some hesitation in coming to a con- clusion. After the matter was decided, I heard that Dr. Briinnow had strongly urged the electors to make me his

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successor. After one or two postponements I was appointed. I called the next day on the Provost, Dr. Humphrey Lloyd, so well known for his eminence in physical optics. Having received me most cordially, he said : " I am delighted to say that I was beaten yesterday. I did not vote for you ; I voted for Mr. Marth." I do not think that the candidate referred to the late Mr. Marth had any support other than that of the Provost, but that was great support indeed. Mr. Marth was an astronomer who had distinguished himself both by his practical observations with Mr. Lassell's great telescope and also by valuable theoretical calculations in relation to the movements of the celestial bodies.

It was thus that in the year 1874 I found myself Astronomer Royal of Ireland, and Andrews Professor of Astronomy in the University of Dublin. Let me now give a few particulars as to the office which I held for eighteen years. The pro- fessorship was founded by Provost Andrews at the close of the eighteenth century. He not only endowed the Chair of Astronomy, but he also supplied funds for the erection of the observatory. The money so bequeathed was added to from time to time by the generosity of the Board of Trinity College. A site was chosen at the north of the Phoenix Park, where a gentle slope ascends from the little river Tolka. On the summit of this slope, at an altitude of three hundred feet, four and three-quarter miles from the Post Office in Dublin, Dunsink Observatory was erected. There is a magnificent prospect from the site. Away to the left are glimpses of the sea and of the city of Dublin ; in front is the Phoenix Park and the beautiful range of mountains which includes the Three Rock and Two Rock. There is an occasional peep of the Wicklow Mountains behind, and the range gradually declines, and ends away to the west in the beautiful wooded hills. The place lies some distance from the railway, and there are no trams or other facilities for reaching it. Those who built the observatory appear to have thought it must be necessary for the Astronomer Royal to keep horses and carriages; at any rate, a range of stables was provided which was somewhat out of proportion to the establishment which a man of science is generally able or w^illing to maintain. There was also an extensive garden and some fourteen acres of land. Thus the astronomer was able to combine small farming operations and

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horticulture with his astronomy. It was to this abode that I went with my wife and three small children in the summer of 1874. Dr. Briinnow had most kindly remained at the observatory for some time, with the benevolent intention of giving me some assistance in the use of certain instruments of which I had had no experience at Parsonstown.

Let me now give some account of my predecessors. The title Royal Astronomer of Ireland was not, and of course could not be, conferred by the University. They appointed an Andrews Professor, but by Royal Letters Patent it was decreed that whoever held the position of Andrews Astron- omer should be deemed Royal Astronomer of Ireland. The title still survives, though, unlike the Royal Observatories both of England and Scotland, the Government has no say whatever in the management of the institution, nor does the Crown provide any part of the emoluments of the Royal Astronomer, or make any contribution towards the upkeep of the establishment. The astronomer is appointed and the expenses of maintenance are entirely provided by Trinity College.

The first illustrious name among my predecessors is that of Brinkley, who was a Senior Wrangler at Cambridge, where he belonged to Gonville and Caius College. He set himself with great assiduity to the work of the observatory. That was the time when the desire for great telescopes was beginning to be felt, under the influence of Ramsden, the renowned optician. The erection of a great telescope was determined upon by Ramsden and Brinkley, the Board of Trinity College loyally supporting them. But lengthy delays ensued. Ramsden had but a small staff of workmen. Other business interfered, and he suffered from bad health. Year after year went by, and the Board at each annual visitation found that the place for the telescope was still vacant. It is somewhat difficult to believe it now, but it is a fact that the great instrument was not ready for work until the lapse of eighteen years after Brinkley's appointment. He then made a gallant attempt even if the attempt was not altogether successful to solve one of the most difficult problems of practical astronomy; he sought to determine the distances of certain stars from the earth. Up to that time this problem, though often essayed, had never been solved. These distances are so

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vast that no instrument theretofore constructed possessed the delicacy of adjustment necessary for success. But Brinkley cleared the ground for subsequent investigators, and thus largely contributed to the success of more recent endeavours. We now know that the great circle constructed by Ramsden's genius was hardly the proper instrument for these researches, but no one knew this in Brinkley's time. He had been wait- ing eighteen years for his instrument, and he then used it for another eighteen years. Although he worked at astronomy with such assiduity, he did not allow his studies of the heavens to occupy his attention to the exclusion of all other subjects. He was an eminent mathematician, and he was also a divine. In his clerical career he seems to have been as diligent and successful as he was in his midnight researches in the obser- vatory. One preferment followed another, and although he never appears to have had anything like parochial duties to discharge which would, indeed, have been incompatible with his work as an astronomer we find that he attained the dignity of an archdeacon. Finally, this Royal Astronomer of Ireland became Bishop of Cloyne. In that position he succeeded Berkeley ; it was fitting that the see which had been rendered so conspicuous by the intellectual fame of the great philoso- pher should now be filled by one whose scientific claims were universally recognised. No one possessed these claims in a higher degree than the illustrious Brinkley. His career as an astronomer having thus come to a close, the observatory which he had adorned for thirty-six years was again vacant.

Shortly before Brinkley's resignation, a young student had appeared in Trinity College whose distinction was so phenomenal that, although he was quite young hardly, indeed, of age he was immediately thought of as a probable suc- cessor. His name was William Rowan Hamilton. Such was the versatility of this young man's genius, that if a vacancy had taken place in any Chair Mathematics, Natural Philo- sophy, Moral Philosophy, or even Classics it is certain that his name would have been thought of in connection with eacti one of those posts. The story of the wonderful youth of Hamilton has been completely told by his most conscientious biographer and lifelong friend, the late Rev. R. P. Graves. Many of the stories of his genius may well be deemed fabulous by those who have not referred to the pages of Graves's pains-

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taking volumes. Let me recall a few of the stories of Hamil- ton's childhood. His early years were spent at Trim, in County Meath. One day his aunt, with whom he lived, took him to call on the rector of the parish. Little Willie Hamilton was then five years old. He was playing about on the floor with some small companions when the rector came into the room. Noticing this vigorous, healthy child romping about with screams of delight, the rector said to his aunt: "Of course I can hardly believe those stories that I hear of that child as, for instance, that he is able to read Greek ! " The aunt was never anxious to make any display of the child's powers, and so she parried the question. But the rector returned to the matter, and she said, "Try him." Whereupon he took down a volume of Homer from a bookshelf. Seeing that it was in contracted writing, he said to the aunt: "Oh, well, this wouldn't be fair." The aunt replied: "Never mind; try him." The boy at once read off the Greek, contractions and all, perfectly ! On another occasion when the child's prowess was being shown, his aunt said : "Now I think Willie will be able to puzzle you." This he most certainly did by reading the Greek equally well when the book was turned upside down. When he was six years old, he was spending the day with some other child who must also have been a prodigy, though we don't seem to have heard much about him or her. When Willie came home he was observed to be crying at his supper, and on inquiry as to the cause, he said it was because the other child would insist on reading Hebrew without a point, which he considered to be wrong. When ten years old he used to translate the Epistle and the Gospel for the day on Sunday into Syriac, and before he was twelve years old, after express- ing regret that the knowledge of Syriac in Ireland was so lamentably behind what it ought to be, he set to work to write a Syriac grammar ! The grammar was actually written, and the proposed title-page is reproduced in Graves's book, though the work itself never, in fact, went to the printers. When William Hamilton was fourteen, a Persian Ambassador came to Dublin, and young Hamilton addressed to him a letter in Persian, eliciting from His Excellency a remark to the effect that he did not think anyone in Europe could have done such a thing ! So far his studies were mainly linguistic, but he varied them with other subjects. He made tremendously

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long calculations with reference to the date of an eclipse. He read swiftly through the ordinary books of mathematics, and grappled with the very highest subjects in Laplace's "Mecanique Celeste." When sixteen years of age he paid a visit to Brinkley in order to submit to him an original essay on "Rays" which he had written. Even now this "Ifamilton System of Rays," the germs of which were the production of this wonderful boy of sixteen, is one of the most striking ex- amples of modern mathematical genius. In due course he entered Trinity College. He was always described as a most modest youth, never presuming in the least on his extraordinary gifts; but still, his reputation must have preceded him. It is said that when he called on the tutor to make the necessary arrangements on his entering the college, the tutor observed : "Well, we are proud to see you, but I really do not know who will be able to teach you anything in this place. This much, however, I will promise you, that, if at any time I see you losing your balance by reason of the fame that will accrue to you, I will most certainly reprove you as a father should."

And so Hamilton entered Trinity College. All the classes were then arranged in order of merit. When the classical students were so arranged, William Rowan Hamilton was at the top. When the mathematical list appeared he was again at the head, and a line was drawn beneath his name to show that the rest were nowhere. There was a special prize given for English Verse Composition Hamilton carried off the prize. In his course through college he absorbed knowledge at every pore, and drew around him a cluster of friends, many of whom were to influence his later life in a marked degree. Indeed, he had a wonderful power of attract- ing friendship, and friendship of the very worthiest kind. Mr. Graves's work is filled with Hamilton's correspondence in his later years.

Hamilton had not yet taken his degree when Brinkley was appointed to the bishopric. Other candidates for the Chair of Astronomy were, of course, forthcoming. W^ith charac- teristic modesty Hamilton at first thought it would be undue presumption in him to stand. But friends who knew of his incomparable genius successfully urged him to allow his name to be submitted to the Board. Among the candidates was Airy,

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who became Astronomer Royal of England. Of course, Hamil- ton had no practical experience of observatory work, but he had a mastery of what was much more difficult he understood the abstruse principles of theoretical astronomy. Further, by his work on eclipses he had already shown himself to be an adept in astronomical computations. Almost all his friends especially those connected with the University were anxious for his election. They felt that, by giving him the first avail- able appointment, they would secure for the University the talents and renown of one who seemed destined to be among the greatest scientific men who ever lived. There was, how- ever, one man who thought that Hamilton ought not to come forward. That was the good bishop himself. Brinkley did not for a moment doubt Hamilton's competence for this or, indeed, for almost any other intellectual employment but Brinkley thought that his temperament was not so well adapted for secluded residence at the observatory as it was for asso- ciation with the active minds in Trinity College. Let it be remembered that those were the days of McCullagh and of Humphrey Lloyd names writ large in the history of science. Brinkley also thought that Hamilton's forte lay in the exercise of marvellous intellectual powers, where abstract reasoning was concerned, rather than in the practical manipulation of instru- ments and the conduct of observations. Looking back now on Hamilton's career, we can see that the bishop was not quite right on this occasion. At any rate, we know this much for certain that Hamilton's career at the observatory during a period as long as that for which Brinkley had himself been Astronomer Royal, was a procession of intellectual victories, and that, up to the last moment of his life, he continued to pour forth with unbounded profusion those works of immortal genius which have made his the greatest name in the annals of the University of Dublin, and one of the greatest names in scientific history.

During Hamilton's time there was not very much work done in actual observation of the heavens. He was far better occupied in perfecting the invention of "Quaternions" than in the details of taking transits, or of carrying through elaborate astronomical investigations. Of course, he had an assistant a Mr. Thompson who did the routine work with such instru- ments as the observatory placed at his disposal. But the years

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had rolled on, and the great eight-foot circle which in Brinkley's time was deemed such an advance upon astronomical instru- ments previously known, had become now somewhat antiquated. Consequently, w'hen Dr. Briinnow, who succeeded Hamilton, commenced his w^ork at Dunsink, he found that a complete renovation from top to bottom was necessary.

When I was at Trinity Sir William's life was drawing to a close. We undergraduates used to see him at rare intervals. He was a recluse, engaged in profound original mathematical speculations. Mr. Graves records that he would often go into mathematical trances, in which he would work for hours and hours together, wholly oblivious of time. Indeed, he was only made aware of the approach of night by the fact that he had to light his candle. He also disregarded the usual hours for meals, and he hopelessly neglected the ordinary occupa- tions of life. Strange stories are told of the condition under which the house was managed during those years. He never destroyed a letter, and he kept copies of most of the letters he wrote himself. These habits were no doubt exemplary ; but he had not the remotest idea of any method in the presers^ation of his papers. In the study where he worked, books, papers, and letters were heaped together in indescribable confusion. They overflowed from the bookcases and the shelves on to the floor. They were not only piled in corners, but they spread over the room in an ever-deepening mass, until his study (as I was told by a nephew of the great man) presented a most extraordinary appearance. There was a kind of laneway from the door to his writing-table, on either side of which papers, books, letters, and mathematical manuscripts were heaped together to a depth of tw^o or three feet. Visits of the house- maid to this sanctum were rigidly interdicted. Soaring aloft in mathematical speculation. Sir William w^as utterly oblivious of the sound of the dinner-bell. When at last Nature did make some food necessary, a chop would be handed in on a plate at the door. The nephew above mentioned declared to me that when he visited the room he saw many of these plates, with the chop bones on them, thrown about on the piles of manuscripts ! In the summer-time he would sometimes adjourn to a meadow, where he would work for hours under a havcock. When rapt in thought he brooked no interruption. To an inquisitive person who inquired what mathematical problem H 97

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he was engaged upon he is reported to have answered : " Oh ! I'm trying to multiply the N.E. by the S.W. ! "

I only spoke to Hamilton upon two or three occasions. I recollect the first of these best. My father knew him slightly, having been treasurer of the Royal Irish Academy when Hamilton used to read his papers there. It must have been in the year 1854 or thereabouts that my father took me to Dunsink. I was fourteen at the time. My father had some overrated idea as to my mathematical attainments, and thought he would like me to talk to Sir William. I have not the slightest doubt that Hamilton thought the whole thing a great bore, but he was kindness itself, and we had lunch with him. I forget all about the lunch, and I do not even remember in which room it was given, although I myself have since lived in the house for eighteen years. But I do recollect certain ques- tions which Sir William put to me on the roof. This roof was always a favourite resort for visitors, as it commanded a superb view. The first question he asked me was, " What two numbers are there whose sum is nine and product fourteen ? " When I answered at once seven and two, he said, "Oh, you guessed that ! " He then turned to my father, and for several minutes talked of something mathematical which I did not understand. I say it with all respect, but I rather fancy my father did not understand it either. Sir William next asked me : "What is meant by the sine of an angle ? " When I replied that it was the ratio of the perpendicular to the hypotenuse, he at once exclaimed: "Ah! I like to hear that! I am so glad to think that the old notion of representing the sine as a line is being replaced by the notion of the sine of an angle as a ratio." This change of thought took place so long ago, that I do not suppose that many of those who study mathematics ever even knew that a sine was at one time looked upon as a linear magnitude, and not as a ratio or abstract number.

I saw Sir William Rowan Hamilton two or three times during my undergraduate course, and I heard him read one or two papers at the Royal Irish Academy. I also heard him speak at the Philosophical Society in Trinity College. But I cannot truthfully say that this latter performance was very edifying. Some undergraduates for there are undergraduates to whom even genius such as Hamilton's is not a sacred thing had managed by some trickery that he should appear on the platform

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arrayed in a junior freshman's gown ! This rather detracted from the dignity of the occasion. Although he never examined me personally, Sir William did his share of examining students in college. It used to amuse us, when undergraduates, to read in Tait's "Elements of Quaternions" that "Hamilton, in spite of his great originality, was one of the best examiners ever known." That the papers set by him were brimful of his abounding genius is undoubted. Indeed, the questions which he set, frequently had relation to the quaternions which he had himself invented. The problems were often altogether beyond the candidates. Even at the present day few examinees in any university would be able to make anything of his conundrums. His methods as examiner were sometimes remarkable. For instance, on one occasion a friend of mine, now a distinguished member of Trinity College, was the only candidate for a certain mathematical prize. The statutes provide that the Andrews Professor must conduct that particular examination. Shortly before the appointed time Sir William Hamilton and the soli- tary candidate were both approaching the examination hall at the same moment. Upon seeing this one victim. Sir William immediately inquired whether anyone else was likely to come forward. He was assured that there was no other candidate. There were still a few minutes until the hour at which the examination was timed to commence. Pointing to the chains round the square grass plot, Sir William said : "Let us just sit down here for a minute or two." Down they sat on the chains, thereby committing what was in itself a serious breach of college decorum. Sir William then produced a printed paper. My old friend the candidate was rather un- easy, for, to put it mildly, his knowledge of quaternions was of a very meagre description. Sir William then opened the paper and showed it to the candidate, who ventured to make some slight remark indicating that he had only the slenderest knowledge that anybody could possibly have on the subject of quaternions. Instantly the examiner himself began to de- velop the subject. He went on talking, talking, talking until after the clock struck. He continued talking for an hour or more, the candidate quietly punctuating the discourse every now and then with "Yes, yes." Finally, as the examinee gave no further indication either of his knowledge or his ignorance, Sir William declared that he was delighted to find that

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quaternions had at least one faithful admirer, and that he was greatly pleased with the knowledge of the subject evinced by the candidate, and that any more formal examination would be obviously superfluous !

* * * * 1^

The following is an anecdote concerning Sir William Hamilton which my father used often to tell in his popular lectures :

Hamilton was visited on one occasion by a lady who wanted to see some of the wonders of the heavens. It was daytime, and it was not easy to exhibit stars under those circumstances, so Sir William proceeded to show some terrestrial objects which would illustrate the power of the telescope. Three miles distant from Dunsink Observatory, in the Phoenix Park, is a well- known monument to the great Duke of Wellington. The monu- ment is an obelisk, and the names of the Duke's battles are engraved around it, so Sir William turned the telescope upon the obelisk. The lady was delighted with all she saw, and exclaimed that not only could she see the stones of the building, but she could even see the names of the battles. "What names can you see?" asked Sir William. "Oh," said the lady, '* I can see yes, S-a-1-amanca." The astronomer was thunderstruck. "Madam," exclaimed he, "with your wondrous eyes you would solve the problem that has puzzled all the astronomers that have ever lived. You should be able to tell me what is on the other side of the moon, for Salamanca is written on the other side of the monument ! "

*****

My father's account of Dunsink then proceeds : I have already referred to Dr. Briinnow, who succeeded Sir William Hamilton as Astronomer Royal. He was a dis- tinguished German mathematician and astronomer, who had commenced his career at the Ann Arbor Observatory, in Michi- gan. He had married the daughter of Dr. Tappan, the Presi- dent of the Ann Arbor University. After leaving Ann Arbor, he and his wife retired to Germany. From thence Briinnow was summoned to Dunsink Observatory. I believe he was appointed on the recommendation of Professor Adams, who had men- tioned his name to Humphrey Lloyd, then Provost of Trinity. Dr. Briinnow did excellent work at Dunsink. He erected new telescopes, and made some remarkable observations with a

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view to determining the distances of stars. During his stay of a few years he completely transformed the instruments, and raised the observatory from being an establishment with a very poor equipment to one which, for its size, was comparable with any other obser^-atory in the world. It has, indeed, been said by the late Dr. Copeland my valued old friend who was the Astronomer Royal for Scotland that in all probability the meridian circle, which Dr. Briinnow caused to be erected, was at that time the finest instrument of its class. But the attrac- tions of the Continent reasserted themselves. Briinnow's health had not been strong, and so he determined to resign the post at Dunsink. Upon his retirement he went to Basle, where he devoted himself with the utmost ardour to music. Music had been a passion of his life. In one of his last letters to me he mentioned that when a young man he had for some time hesitated as to whether he would allow astronomy or music to shape his career.

When I became Astronomer Royal, Dr. Ralph Copeland was Assistant Astronomer. He was a man of very extensive scientific attainments. An Englishman by birth, he had spent some years in a German observatory. At one time he had joined an Arctic expedition, during which he did some excel- lent surveying. He was extremely skilful in all mechanical matters, and had a very useful practical knowledge of instru- ments, having had charge of Lord Rosse's telescope for some years. When I first went to Dunsink, Dr. Copeland was absent. He had obtained special permission to join the famous expe- dition organised by Lord Lindsay (subsequently Earl of Craw- ford) to Mauritius, in order to observe the Transit of Venus.

In the course of a walk one morning through a forest in Mauritius he found the bushes covered with spider cocoons. He filled an envelope with them, and gave me a few when he came back. It was from these that we furnished the micrometer Transit Circle at Dunsink with spider lines.

I don't know the name of the animal exactly, but it ought to be called Lalrodecius Micrometricus. Latrodectus is the most venomous genus of spiders, and we may fairly expect something of the kind to come from such a locality !

Dr. Copeland ultimately became Astronomer Royal of Scot- land as successor to Dr. C. Piazzi Smyth. Piazzi's father. Admiral Smyth, was well known as the author of a book

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which probably did more to create lovers of practical astronomy than any book ever written. I allude to Smyth's "Cycle of Celestial Objects." He christened one of his sons after Piazzi, a famous Italian astronomer. I knew Piazzi Smyth well, and had many letters from him, which he always courteously com- menced by the phrase, "Dear Brother Astronomer Royal."

Piazzi Smyth devoted himself very largely to the spectro- scope, while he illustrated his work so beautifully as to prove himself an accomplished artist. In his young days the advan- tage which the astronomer gains by placing his instruments on a high altitude was not so fully recognised as it is now. In this respect Piazzi was a little ahead of his time, for he made an expedition to Teneriffe, and having managed to erect his telescope on the top of the famous Peak, he realised his expec- tation that a great improvement of vision was to be obtained from such a height. In later years I sometimes visited him at his beautiful house in Edinburgh, when he took a great delight in describing the results of his spectroscopic investiga- tions. He was then totally deaf. Indeed, it was only possible to communicate with him by writing on a tablet which he always carried for the purpose. His flow of conversation, how- ever, was so inexhaustible that a visitor found few opportuni- ties for making use of the tablet. I remember one occasion, of which he was perfectly unconscious, on which our conversa- tion was conducted under still more difficult conditions. He had taken me into his laboratory to show me his spectro- scope. In order to produce an electric spark he made use of a very powerful coil. This coil made a noise which was absolutely deafening. Piazzi Smyth knew nothing of this, but it prevented me from hearing a single syllable he uttered.

In his later years Piazzi was largely known by certain inves- tigations which he made in connection with the Great Pyramid. He devoted many months to careful and elaborate measure- ments of the stones, the site of the pyramid, the sarcophagus, and the directions of the passages in the pyramid. The results of his arduous labours were given to the world in three big tomes known as "Life and Work at the Great Pyramid." Whether the theories he advocated in these volumes will be universally accepted I do not know, but no man can gainsay the charm of the book. A brilliant writer, he produced a work which is most excellent reading from beginning to end.

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His main thesis, so far as I can remember, was that the builders of the pyramid desired to record in that great building, in a manner that should be handed down to the remotest pos- terity, the knowledge of certain very important constants which they had ascertained. Piazzi Smyth sought to show that by certain multiplications of the dimensions of the sarcophagus and other points in the dimensions of the pyramid, and by taking into account certain other factors, it was possible to obtain a figure which corresponded to the mean density of the earth. He was of opinion that the ancient Egyptians, having learned this from revelation or by research, desired to perpetuate it in an enduring manner. I only mention these particulars be- cause of the following somewhat absurd incident in which I took a small part.

I was invited to attend a lecture on Egyptology which was to be given by Mr. L. E. Steele at Kingstown, Co. Dublin. The lecturer made some allusion to Piazzi Smyth's writings, and I was called upon to make some remarks. I knew nothing of Egyptology, so I repeated a little story which I had heard somewhere or other a short time before. It was to the effect that when Piazzi was making one of his communications at some scientific society, one of those present got up afterwards and said something like this : "I think the methods introduced by Professor Piazzi Smyth are of the greatest interest. They may be extended not only to measurements of the Great Pyramid, but to other measurements as well. In fact, while the learned professor has been addressing you, I have my- self been making a series of measurements with a pocket rule. I have been measuring the dimensions of my hat. I find that if I divide the diameter of the hat by the precession of the equinoxes, add the logarithm of the depth of the hat to the coefficient of the aberration, and take the square root of the whole, I arrive at a number which is the identical age of Mr. Gladstone." This, or something like it, was what I said. Great was my horror on the following day to see a report (or what purported to be a report) of the meet- ing in the newspapers, though the only matter recorded was the little story which I had been guilty of telling ! For many days after\vards I shuddered at every postman's knock. I was in mortal terror lest I should find a letter from the Royal Observatory, Edinburgh, heaping coals of fire on my head

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by addressing me as "Dear Brother Astronomer Royal," and remonstrating with me for having been instrumental in per- petrating a somewhat sarcastic joke on the professor's Egyptian theory.

Apparently the Irish newspapers did not reach Edinburgh, and fortunately there were no kind friends at hand to send him a cutting. So I never received the letter I dreaded. If this should meet the eye of any old friend of Piazzi Smyth, I hope he will forgive my share in the matter.

I have already explained that for six years I had been a professor of mechanics. In that capacity I had to give many lectures in the College of Science, but in spite of that I man- aged to devote a certain amount of time to original work. But I felt that the time given to routine work at the college greatly interfered with the research which I thought I could attempt if I had the opportunity. So I therefore gladly welcomed the chance of getting into the observatory, where I would be largely master of my own time, and where I was only com- pelled to lecture upon two days a week during one term in the year. Of course, the idea of thus limiting the professor's work is that he may be able to devote more time to original research.

When I reached Dunsink, I continued the investigations which Dr. Briinnow, my predecessor, had been making with a view to ascertaining the distances of the stars. This problem had been attacked at a much earlier date by Dr. Brinkley. There was at Dunsink an instrument which we knew as the "South Equatorial." The word "South" in this connection did not refer in any way to the geographical position of the instrument, but to the name of its donor, Sir James South, who died in 1867, within a week of Lord Rosse. Astronomy owes much to Sir James South. I think it was De Morgan who described him as the "Starlight (k)night."

I do not propose to go into detail about my work. So far as it deserves to be placed on record it is to be found in the annals published by the Dunsink Observatory.

tk * * * *

I interrupt the personal narrative at this point to insert an account of my father's work at Dunsink with which Dr. Dreyer, of the Armagh Observatory, has kindly supplied me :

"When Ball went to Dunsink in the summer of 1874,

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only a few years had elapsed since the observatory had re- sumed its place among active astronomical institutions. Sir William Hamilton had devoted himself solely to pure mathe- matics, and published neither observations nor any other astro- nomical work. But his successor, Briinnow, had done some excellent work in determining the annual parallax of stars with the new refractor of eleven and three-quarter inches aperture, and Ball decided to continue and extend this interesting work. In 1874 the refractor was, however, in Mr. Grubb's hands for alterations, and as the newly appointed assistant, Dr. Copeland, was absent on a Transit of Venus expedition. Ball devoted him- self during his first winter at Dunsink to the newly mounted Transit Circle. In 1876 he took up work with the refractor with his usual energy. In addition to parallax work on a few selected stars, regularly carried on throughout the year, he broke fresh ground by attempting to find stars with a large parallax by what he called ' reconnoitring observations.' He formed an extensive working-list of stars, interesting on account of their colour or proper motion or other peculiarity. These he only observed a few times at intervals of six months, and if the observations of a star agreed well inter se he did not attend any further to that star. But in a few cases where the observations differed a little in the way they ought to differ if the star were within a measurable distance from us he observed, it regu- larly, and as often as possible, throughout a year, in order to determine the actual amount of the parallax. Though he did not succeed in finding any star with a large parallax in this way, the experiment was an interesting one, and even the negative result, showing that stars with a large parallax must be very few in number, was of value. For some years he worked very hard at these parallax observations, generally con- tinuing work till between two and three o'clock in the morning. The reduction of the observations and their preparation for the printer were planned and arranged with the utmost care, so as to avoid all unnecessary copying and reduce the arith- metical work as much as possible. The observations were entered at the telescope into ' duplicate order books ' with detachable leaves, which could be removed, sorted according to the object observed, and sent straight to the printer. All calculations were made on printed forms, and every auxiliary quantity that could be tabulated beforehand was entered in

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tables pasted singly on cardboard, and therefore more con- venient to use than tables written in a book. Having arranged the computations in this thoroughly practical manner, it was easy for him, when, after the first couple of years, other work claimed more of his working hours during the day, to send the observations to a computer at a distance to have the results worked out. He was very enthusiastic about this parallax work for some years before trouble with his eyesight obliged him to give it up. Thus, when he was staying at Greystones during August and September, 1879, with his family, he hurried up to Dublin and out to Dunsink whenever a very promising, clear evening occurred, in order not to spoil the parallax observa- tions by leaving a gap of two months."

* * * ¥lt *

Sir Robert's Dunsink narrative proceeds :

The South dome stood on the lawn, about seventy yards from the door of the dwelling-house. It was in this building that I spent my nights when the sky was clear during the early years of my residence at Dunsink. The telescope was about eighteen feet long ; the dome, which weighed six tons, was twenty-four feet in diameter. Inside the dome there was a moving shutter which had to be opened when the night's work was commenced. The dome, which was supported on wheels, could be easily made to revolve by mechanism on the inside, so as to bring the opening towards that part of the heavens where observations were to be made. My assistant had charge of the Meridian Circle, which was in a different place. It was in what was known as the Meridian Room, attached to the main build- ing. It was my practice to work the South Equatorial entirely alone. I had no assistant to pull the dome round for me or to open the shutter. The fact is, that though sometimes the mechanical labour necessary was often considerable, it was not without its advantages. During the long stretches of moonless nights, when the temperature inside the dome was no higher than the outside for there must be no heating apparatus in an astronomical observatory it was often an advantage to have to move about a little to keep the circulation going. I have often been thankful that it was not my lot to practise astronomy in the United States. Writing to me from the Yerkes Obser- vatory on April 17th, 1899, my friend. Professor Barnard, said : " It was below zero many nights of the winter, and for

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several nights it was about 30° (F) below. I once worked all night when it was 26° below in the big dome."

Occasionally I would repair to the house to enjoy a cup of coffee prepared for me by loving hands. Sometimes I would pay a visit to the assistant at the Meridian Circle, or he would come and see me as the night advanced.* At first the long and lonely night watches in the dome were weird and uncanny, but this feeling gradually wore off. From the real dangers of my occupation in the South Equatorial I was preserved by some admirable advice given to me by Dr. Copeland a man always fertile in resource. When I first proposed to undertake these solitary midnight vigils, he brought me over to the dome, and told me to try and foresee what accident might possibly happen at a time when I should be cut off from all chance of help, for there was no practical means of communicating with the house. He gave me several hints. I remember him saying, "In getting up on this step-ladder to wind this clock you have to put your arm inside here. If you slipped off the ladder while in that position your arm would be broken, and you W'ould have no way of releasing it." We therefore arranged precisely how the step-ladder should be placed. One or two other precautions obviated dangers of a similar kind.

The machinery for raising the shutter, which was placed at a considerable height from the floor, was actuated by an endless rope passing over a heavy pinion. Dr. Copeland said : "That pinion is keyed on to the shaft, and on the shaft, of course, it ought to stay. But sometimes keys drop out, or get loose, when machinery is not properly overhauled, and if that happens the pinion will come down ; and if you are standing beneath it, there will be an end of you." We therefore settled the exact position in which it was safe to stand when raising the shutter. I duly acquired the habit of standing in the right place, and during the eighteen years I was at Dunsink, although I raised that shutter hundreds of times, nothing ever

* Dr. Dreyer remembers these 'visits. On December 8th, 1913, he wrote to me : " I often think of the long chats I used to have with your father in the middle of the night when I looked into the dome on my way home. I often remained for half an hour, standing in the centre of the floor, while he sat on the obser\ing ladder measuring stars for parallax. He was indeed a man whose interests were not confined in a narrow groove, but who had read and thought about a multi- tude of things. I have met very few people whose conversation I have enjoyed so much." Ed.

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happened. But Dr. Copeland's prediction came true. When I was using the South Equatorial almost for the last time; it was just before I made the move to Cambridge in 1892 I was proceeding to close the dome, when the pinion fell with an awful crash. But it did not fall on my head. Fortunately for me I was standing where I always stood, not under the pinion, but in the place that Copeland and I had agreed upon some eighteen years before.

I often heard the hoot of the owl as he flitted round the observatory where I was working at the dead of night. I sometimes fancied that if only I could get that bird of wisdom to sit down beside me and put that wonderful eye of his to the great telescope, and tell me what he saw, I should have known all about the "Invisible Stars." Unhappily, owls don't care about the heavenly bodies ; they only use those marvellous eyes of theirs for looking after "rats and mice, and such small deer."

A somewhat ludicrous incident which occurred during one of my lonely nights in the South Equatorial may be here described. It was in May, 1880. The night was very fine. The hours slipped away as rapidly as they were wont to do when I was engaged in the fascinating work of attempting to penetrate the wonderful depths of space. Not a sound from any human being had been heard for hours. About two o'clock in the morning the stillness was broken by a most terrific uproar. It came not from the fields around me ; it seemed to come from under the dome in which I was working. It did not need much imagination at that hour of the morning and in my condition of absolute loneliness to make the incident somewhat alarming. I must confess I was terribly frightened. The din was such that it seemed as if a number of furies were hurling bricks at each other across the entire space under the floor. I felt, I must admit, very much inclined to bolt from the dome ; but upon second thoughts I came to the conclusion that nothing would ever induce me to work there for another night unless I penetrated the mystery. The noise having ceased, I con- tinued my work for another couple of hours. Having heard nothing more, I then closed up the dome and went across to the house. On the following day I procured a few tools with which to raise one of the floorboards in order to ascertain the cause of the disturbance. After a little investigation I found

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out what had happened. The pier in the centre of the build- ing, which supported the telescope, was founded on the rock, and a hole had been excavated to secure the necessary founda- tion. The floor was built with joists, in the usual way. It ap- peared that Dr. Briinnow, my predecessor, had suffered much from cold feet in his midnight watches. He seems to have thought that this was largely due to the draughts of cold air which came from outside and found their way through the interstices of the boards. Whether this was the reason or not, he had had a sort of ceiling made at the lower side of the joists. This ceiling had been covered over in the usual way with lath and plaster. In the course of years the joists had gradually become decayed, with the result that the attachment of the ceiling was weakened. It then occurred to me that on the afternoon of the day before this alarming incident took place, a large party of visitors numbering, I think, sixty in all came to visit the observatory. They were all in the dome together. No doubt their weight upon the floor had added to the strain of the ceiling on the joists. Why the ceiling did not immediately subside I do not know, but the ceremony appears to have been reserved for my special benefit at a time when it was well calculated to break the most iron nerves. Fortunately, the instrument was uninjured. A new floor had to be put in, but the airproof ceiling was omitted. « « « » «

My father thus described the Transit of Venus in one of his lectures :

"The last Transit of Venus took place while I was at Dun- sink, in the year 1882. To the end of my life I hope to treasure with peculiar interest the recollection of that beautiful spectacle. The transit had been timed to occur at 3 p.m. on the afternoon of December 6th, 1882. I need hardly say that at that hour on a winter's day the sun was very near setting, and of course it could be only a bare chance that the sky would be sufficiently clear to enable the phenomenon to be observed. On the pre- vious day I went through, so to speak, a full-dress rehearsal by pointing the telescope to the sun and following it down to the position in which it would be, at the time of the transit on the following day. I then discovered, to my vexation, that the sun, on the eventful evening, would set directly behind a tree. It was plain that if the tree were allowed to remain standing, the Transit of Venus could not be observed from Dun-

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sink Observatory. The tree was not under my control ; it stood in a field belonging to Mr. Rathborne, a dear old friend and neighbour of mine. I knew that to do a kindness to me would be a pleasure to him, so I sent a note down to ask whether he intended to allow his tree to stand between the Observatory and the Transit of Venus. He asked me first whether I could not arrange for the transit to happen in some other place. I wrote again to say that even the Astronomer Royal himself could not manage that much. His answer was then a charac- teristic one. He sent out his men and levelled the obnoxious tree forthwith.

"On the eventful morning the ground was white with snow. The snow continued to fall all the forenoon, and there seemed but little prospect that the sun would be visible at the re- quired time. But I got everything in readiness, and the tele- scope was pointed to the sun or, rather, I ought to say to the spot in the heavens where we knew the sun was, for the sun itself could not be seen through the thick clouds. The critical moment arrived when we knew that Venus must have touched the sun. Not a glimpse had been seen, nor was it likely that we should see anything. But just as I had begun to despair, an almost miraculous improvement took place in the weather. The sky lightened, the sun burst forth behind that very place where the tree had stood the day before, and then, to my delight, I beheld the globe of the planet Venus standing out on the solar disc. The beauty of the scene, the knowledge of its rarity, and the interesting associations con- nected with this Transit of Venus, impressed me deeply. But presently the sky became overcast, the snow came on again, and the phenomenon drew to a close a phenomenon which will never be witnessed again by any human eye until the flowers are blooming in June of the year 2004."

It was the practice of the Board of Trinity College to visit the observatory once a year. They inspected the buildings and the instruments, and received the annual report of the professor. Their proceedings were recorded in the Observatory Book. I often had intended to make a copy of this book. It contained much that was interesting and much that was amus- ing. In particular it contained the history of two clocks, which, at a much later date, I ventured to relate to the graduates of Trinity College who were assembled at a dinner in London. It was shortly after the opening of the Graduates Memorial building in Trinity College. I was endeavouring to point out that in Ireland things were generally done in a leisurely

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manner, and the following is a note of what I am reported to have said on this occasion :

"It was in 1793 that the Board recorded in the minutes their resolve to have two observatory clocks sent to Crosthwaite, an eminent Dublin clockmaker, for repairs. I cannot follow their history in all its details, 'not through each devious path, each changeful year of existence.' I must rather strive to give pictures from time to time of the thoroughness of the way in which Crosthwaite undertook his work, and of the splendid resolution with which the Board of the period dealt with the successive exigencies as they arose. The clocks were sent in 1793. After seven years, in 1800, I find that Crosthwaite was asked whether they were ready. It is quite obvious that the Board of 1800 must have contained some impatient and in- considerate member who had urged this precipitate action ! That it was wholly unreasonable to expect the clocks to be repaired in so short a time as seven years was clearly proved by the fact that even four years later in 1804 we find that they were still in Crosthwaite's hands. In 1806, the clocks not having been yet returned, the Board, in their wisdom, felt that the moment for decisive action had at last arrived. They went so far as to instruct the Bursar to call upon Crosthwaite. This determination, inexorably carried out, was attended with the most gratifying success so much so that when the Board met at the Observatory one year later in 1807 the report of the Royal Astronomer conveyed the welcome assurance tnat he had no doubt whatever that the clocks would be speedily returned. Eight years later in 1815 one of the clocks was still in the hands of Crosthwaite, this most careful clockmaker, and so it was in 1816 ! That, I greatly regret to say, is the last record we have of these interesting timepieces. Astron- omers are, however, accustomed to deal with such vast periods in their calculations that even the time taken to repair a clock seems but small in comparison ! "

It was while I was at Dunsink that I first became acquainted with royalty. I have twice had the honour of being in the company of the late Dom Pedro II., the Emperor of Brazil. On the first occasion the British Association were holding a meeting in Edinburgh. One evening a large number of the members were present at a reception given by Sir Wyville Thompson, whose name will ever be remembered as the natu- ralist in charge of the famous Challenger Expedition. The party at Sir Wyville's was in full swing, when the butler came into the room with a face expressing much consternation. He

Reminiscences of Sir Robert Ball

called Sir Wyville out and said that a real Emperor, with two or three attendants, had suddenly presented himself at the door and demanded admission. Those who recollect the extraordinary rapidity of Dom Pedro's movements, and the unexpected way in which he suddenly turned up at all sorts of places, will not be surprised at this incident. Sir Wyville hurried down, and was immediately addressed by the Emperor, who spoke in French. His Majesty announced that he had come to spend a few hours in Edinburgh, and that he desired to see something of the British Association. He then said : "On my arrival in Edinburgh I made inquiries as to where the leading men of science attending the meeting were to be found at that particular moment. Having been told they were at Sir Wyville Thompson's, I at once said that I had heard of Sir Wyville's reputation as a zoologist, and that I would like to make his acquaintance at that very moment; and so here I am." He was duly ushered into the drawing-room. A few of the more illustrious people present, of whom I was not one, were introduced to him. He stayed about half an hour, and then departed in a great hurry, saying that he had to visit two or three other places before he considered his evening closed.

The date of my next meeting with Dom Pedro was in 1876, about the time when Mr. now Sir Howard Grubb was con- structing an equatorial for Vienna. The object-glass of this instrument was over two feet in diameter. To make such a large telescope is no light undertaking even at the present day, but at the date of which I am speaking it was almost unique. At the time the object-glass was almost finished, and the instru- ment generally was in a very forward condition. Astronomy was one of a thousand subjects in which Dom Pedro took a very lively interest. It was his habit to map out his time most carefully, so that whenever he visited any city he might be able to see everything he wanted to see with the least pos- sible delay. In order, I suppose, to save time he wholly disregarded formalities, and studiously avoided ceremonial functions of every description. In true kingly fashion, he com- pelled everyone to fall in with his ideas. He took possession of each place he came to as if those he visited were his subjects ; and as if he were an arbitrary ruler. But his was the rule of a kindly monarch. Those whom he visited never bore malice;

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indeed, they enjoyed many a laugh at the magnificent manner in which he accompUshed his protean sightseeing.

It was known in a general way that the Emperor was about to visit Dublin. One fine morning he landed in the North of Ireland. By dint of a tremendous effort he visited the Giant's Causeway and a number of places in Belfast during the early part of the day. He then took a special train to Dublin, where he arrived late in the evening. He at once proceeded to Guinness's Brewery; after which he inspected another large factory in another part of the town. Finally, he attended a performance at the Gaiety Theatre. On returning late at night to the Shelbourne Hotel, he sent for the Lord Mayor.

When that dignitary arrived, ready to place the whole re- sources of the city at His Majesty's disposal, the Emperor at once cut conversation short by saying that his particular object in coming to Dublin, was to see the great telescope which was being constructed by an instrument-maker in Dublin of world- wide celebrity. "I cannot," said His Majesty (who, by the way, had learnt to speak English exceedingly well since his visit to Edinburgh), "I cannot remember exactly the name of this great man of science, but, of course, you know whom I mean." The Lord Mayor looked at his secretary, and the secre- tary looked at him ! They were both at a loss. The Chief Citizen of Dublin then hazarded the name of a worthy spectacle- maker who lived near by, but the Emperor at once pooh-poohed that notion, saying that the name of the man he was looking for was something like "mub" or "tub." This hint failed to produce any effect, and the Emperor expressed his surprise that a man who called himself Lord Mayor of the city should be so ignorant of such an elementary matter. "At all events," he went on, "you must find out for me in the course of the night where the famous optician is, and take me to him to-morrow morning." By this time it was twelve o'clock on a Saturday night. The Lord Mayor and his secretary returned to the Mansion House, where I have no doubt they spent an anxious hour in considering how they could extricate the reputation of the city from the obloquy which Dom Pedro was inclined to cast upon it. Suddenly it was remembered that there was a person in the vicinity of Dublin known as the Astronomer Royal. Although I don't suppose they imagined that that humble individual was the person whom the Emperor wanted I 113

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to see, yet it occurred to them that it was within the bounds of possibiHty that the Astronomer Royal might know whether in fact there was an eminent optician in Dubhn. To consult him might be to find a way out of the difficulty. I was at that time Astronomer Royal of Ireland. Once or twice I had said, half in jest, to my wife that when the Emperor of Brazil came to Dublin he would probably pay us a visit at Dunsink. So we had the Emperor somewhat on our minds. At about eight o'clock on the morning of Sunday I heard the sound of wheels on the avenue. For any vehicle to arrive there at that hour of the morning was rather unusual, but when I looked out of the window I was truly astonished at the apparition. There was the Lord Mayor's coach and pair driving up the avenue ! I came down at once. The Lord Mayor's secretary rushed in to tell me of the terrible anxiety under which his chief was labouring. He asked me whether there was any truth in the suggestion that some very big and famous telescope was being made in Dublin for Vienna. I replied that I did happen to know something about the matter; that, indeed, I was one of the committee to whom the general supervision of the work had been entrusted. He then begged me to come to Dublin at once, and forthwith to take the Emperor off to see Grubb and the telescope. I said, "Grubb's place will be shut up as it is Sunday." The agonised secretary replied, "Oh, the Emperor cares nothing about that, and we must do what we can." So there was nothing for it, but for me to go to Dublin and breakfast with the Lord Mayor, while we sent off messengers to Mr. Grubb at Rathmines, telling him of the visitation with which he was threatened, and imploring him to collect a few of his hands so as to open up his works as far as possible. I then sat down to await the convenience of His Majesty. As I ascertained a little later, he had already begun a truly colossal day of sightseeing. At some unearthly hour of the morning, he visited the Botanic Gardens at Glasnevin, the Model Farm, and one, if not both, of the two great Dublin workhouses. Then he attended Mass at the Carmelite Church, in Whitefriar Street, and took a drive of eight miles round Phoenix Park. It was not until these items in his programme for the day had been ticked off that he was ready to receive me and to hear what I had to tell him about the telescope. I forgot to say that before seeing me he had also paid a visit

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to Trinity College and its museum. In the museum he refused to look at anything except objects of special Irish interest, with which he had already made himself acquainted, namely, the superb collection of prehistoric flint weapons for which the museum is famous ; and I was told that when passing a case of stuffed animals he observed that the ant-eater was a fellow- countryman of his.

When we arrived at Grubb's we found the famous telescope- maker waiting for us. He had succeeded in getting together a few of his exceptionally skilful workmen. At once the Emperor showed himself thoroughly informed on all matters relating to the great object-glass. He was also well acquainted with the particular requirements of the Vienna telescope. In accordance with his usual custom, he declined to look at any- thing which he had not decided would be worth his time. When he bade Grubb good-bye an amusing incident took place. His Majesty, though so well furnished intellectually, was, to put it mildly, by no means conspicuous for the regal splendour of his attire. As he was leaving he took up what he no doubt supposed to be his hat. In reality it was a beautiful new "Lincoln and Bennett" belonging to Grubb. The Emperor had left behind what we call in Ireland "an old cawbeen." He was on the point of stepping into his carriage when the secre- tary, who was evidently accustomed to these little lapses on the part of His Majesty, effected the necessary exchange of head-dress ! I had noticed that, while the Emperor had driven up with his secretary in one carriage, an empty vehicle had followed behind. The object of this I did not know at the time. But when we were leaving Grubb's, Dom Pedro shook hands with me, and pointed to the empty carriage, saying: "That is at your disposal for any purpose what- ever." As he was calling out to his coachman to drive to the College of Surgeons, we separated. I did, however, get one further glimpse of his carriage later in the day, when I was returning to my home at the Observatory. The Em- peror had, of course, been hard at work all the afternoon. In fact, the day's sightseeing he accomplished was, I believe, unparalleled. It included three distinct drives in the Phoenix Park, with innumerable visits in between. I saw his carriage driving up at last to the station, while two fat horses drawing the Lord Mayor's carriage were taxing all their energies to

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keep up with the Emperor. When he arrived at Kingsbridge Station he had a quarter of an hour to wait. "Oh," said he, "there will be just time to see the Royal Hospital." A diligent study of the map had shown the whereabouts of this establish- ment. Off he went up to the hospital, which I believe at that time still contained two or three Waterloo veterans. By the time he returned to the station it was well past the hour of starting. At last he and his retinue took their seats. The stationmaster appearing to be somewhat embarrassed, someone asked him why he did not start the train, which was already late. But he said there was just a slight difficulty a little technical inadvertence. The Imperial party had not paid their fares. This was pointed out to the worthy secretary, Don Retero, who, with a thousand apologies, at once made the matter straight. And the Emperor at last went off to Killarney, having during his twenty-four hours in Dublin achieved a record in sightseeing.

What I saw of the Emperor in Dublin created an impres- sion which was confirmed by what I remember hearing of him elsewhere. He made up his mind to see every important man of science, and every important institution or manufactory that could be encompassed in his tours. He steadily scorned any inducement to spend a moment of his time on what he con- ceived to be less worthy objects. He was an early riser, and thought nothing of sending a message to Sir Richard Owen or to Sir Joseph Hooker to say that he intended to call on them at six o'clock the next morning. He had not many more years of sovereignty in Brazil. A revolution happily a peace- ful one so far as he was concerned took place, and he retired, to spend the few remaining years of his life in intel- lectual pursuits, without the cares of a kingdom. He seemed to have inspired nothing but friendly and cordial feelings in the minds of all who came across him in Great Britain.

Among my neighbours at Dunsink, Mr. John G. Rathborne deserves special mention. He was one of the best friends I ever had, and the walk home from Castleknock Church on Sunday mornings was always rendered delightful by his company.

I would like here to set down the last letter we ever had from him. He was then suffering from an incurable malady, which three months later proved fatal. My wife had sent him

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a little Christmas token, and here is his reply (December 31st, 1894):

" I really cannot find words to express my gratitude for your very kind letter and the book you sent me, which I value very much. I also received a letter from my beloved friend Sir Robert, and feel that it is just the letter I would like to write to him, feeling sure that such love will never end. Wishing your- self, Sir Robert, and your charming family a happy and pros- perous New Year, and many many happy returns."

The autobiographical part of this chapter may be suitably brought to a close by the final passage of the last report which my father made to the Board of Trinity College. It was dated June 30th, 1892 :

"Before closing this report, it is my duty to notify to the Board that last February I accepted the Lowndean Chair of Astronomy and Geometry at Cambridge. Since this I have been appointed Director of the Cambridge Observatory, and have received a Fellowship at King's College.

"I am sure the Visitors will readily believe me when I say that it is not without many painful feelings that I contemplate the severance from so many cherished associations which my acceptance of these new duties will involve. Eighteen years have elapsed since the Board committed to me the charge of Dunsink Observatory. Since then my relations with the Board have at all times, I am glad to think, been of the happiest description. I recognised in them not merely my official superiors, but my warm personal friends.

" I am glad to think that I shall leave the observatory in a high state of efficiency. During my time the electric chronograph has been added, the clock control system has been organised in a very effective manner, and Mr. Roberts' splendid gift * has now added what alone was wanting to place our observatory in the very forefront of similar institutions, so far as equipment is concerned. To the maintenance and im- provement of the establishment generally, inside and outside, I have also devoted much attention, and I shall presently request the attention of the Board to a separate communication bearing on the matter. Let me add in conclusion the expres- sions of my sincere good wishes for the future of Dunsink, in which beautiful home I have passed the busiest and the happiest years of my life. As this must be the last occasion on which

A reflecting telescope of 15 in. aperture. 117

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I shall have the honour of receiving the Visitors, I bid them a heartfelt farewell."

# «

So much for his own record of the life at Dunsink. Before he went there he had consulted Professor Adams, whom he was to succeed at Cambridge, as to a line of research. The Professor wrote as follows (July 14th, 1875):

" I hope you will pardon me for having taken so long a time before sending a reply to your letter, but I wished to give some consideration to the subject before replying, and just after your letter arrived I was called away to London, and thus prevented from giving any thoughts to it for more than a week.

"Of all the subjects which you mention, I think that the Theory of Jupiter's Satellites would be most likely to repay for additional investigation. M. Souillart has published an essay on the subject in Tome 2 of the Annates Scientifiques de I'Ecole Normale Superieure, in which he treats the problem by the method of the variation of the arbitrary constants ; but I do not see that he has added anything to the theory of Laplace. The tables of Damoiseau also do not accord well with observa- tion, and are not quite satisfactory from a theoretical point of view, if I rightly understand his introduction.

" This subject, however, will require a very considerable amount of labour.

" The Theory of Precession and Nutation is also a good subject to take up, though more has been done in it since Laplace than in the above subject. For this you should consult Peters' Numerus constans Nutationis, and also Poisson's Memoirs in the Journal de I'Ecole Poly technique, and in the Memoires de V Academie des Sciences, Tome 7, and likewise the memoir by M. Serret in the Annales de VObservatoire Imperial de Paris, Tome 5. A kindred subject, though not in your list, is the Theory of Libration of the Moon. It is true that this theory may be already considered to be complete, through the labours of Lagrange, Laplace, and Poisson, but it would be highly desirable to redetermine the coefficient of the principal term of the real libration in longitude, by more numerous obser- vations than are employed by M. Nicollet in his memoirs in the additions to the Connaissance des Temps for 1822 and 1823. It would be interesting also to find whether observation shows any trace of those arbitrary terms in the libration which depend on the initial circumstances.

" The Theory of the Satellites of Saturn would form an ex- cellent subject of investigation, if there were not an almost

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complete deficiency of observations with which to compare the results of the theory. Bessel has done something towards the theory of the sixth satellite in the ninth volume of the Astro- nomische Nachrichten. If what I have said above helps you at all in making up your mind what problem to attack, I shall be very glad."

Sir Joseph Larmor has written the following recollections of my father at about this period :

"My first acquaintance with Sir Robert Ball dates from the early 'eighties, when, as Professor at the Queen's Uni- versity in Ireland, and subsequently as Examining Fellow at the Royal University, I used to spend several weeks each year in Dublin. The way in which I was made free of Trinity College and welcomed into the intellectual circle of the Uni- versity is one of my most pleasant recollections of those days. The Fellows and Professors were a body small enough to form an organic society, keenly interested, after the usual manner of Irishmen, in each other's pursuits and activities. Although many of them were recognised authorities in special branches of knowledge, it seemed to be impossible for any one to remain content to turn his solitary furrow without coming into contact with the personalities and intellectual work of his colleagues. This community formed a recognised part indeed, it was almost the centre of *a larger society which included the Bench and Bar and the learned professions of Ireland, and not a few of the Irish country gentry who main- tained a lifelong devotion to their University. Thus leavened from without, the Fellows and Professors did not become absorbed in details of academic administration, while the national sense of humour saved their, visitors from being over- awed by the presence of intellectual authority. The general company would freely take part in the discussion of subjects in which they could not pretend to be more than amateurs. The breadth of substantial attainment amongst the men who moved in this circle was remarkable, and the stimulus resulting from contact and comparison between adjacent sciences was often most conducive to the progress of special branches of knowledge.

"It was with such an atmosphere that Robert Ball was surrounded from his early years; and he thoroughly imbibed that full flavour and zest peculiar to Irish scholarship, which subsequent residence in England never diminished. After

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morning chapel on Sundays his college friends would walk to the observatory at Dunsink, through the exquisite scenery of the Phoenix Park, to meet, at or after lunch, other pilgrims from Dublin, or public men resident in the neighbourhood. Whether expected or not, these visitors never disturbed the even and ample flow of Lady Ball's hospitality. Among them I recall George Francis FitzGerald, who was then still living in college. He represented to a great extent the tie which connected the exuberant activities of the younger Trinity with the sympathetic but more sedate ideas of the Senior Fellows. By his perfervid genius he was then rapidly attaining a position of authority and influence in British physical science, in which his premature decease was to leave so large a gap.

"Between Ball and FitzGerald there was a strong tie of common intellectual interests. Both were stirred by the same deep, not to say romantic, curiosity about the intimate modes of evolution of natural agencies. Each managed to combine a wide field of view, which might have been a dissipating influence, with profound attainment and luminous thought in his own special department. The conversation at Dunsink would sometimes wander to the personal traits and character of Sir William Rowan Hamilton, Ball's greatest predecessor as Astronomer Royal of Ireland. The subject of Irish archaeology was never far away, stimulated, as it was, by the famous and magnificent collection of the Royal Irish Academy, now deposited in the National Museum of Ireland. I can remember Ball relating, with a glow of enthusiasm, how, when calling on an eminent physician who was also an archaeologist, he would sometimes be taken into an inner sanctum to discuss the national significance of some antiquarian relic, while the patients, who flocked to consult the medical specialist, had to be informed that he was engaged ! "

During the earlier years at Dunsink, my father had many difficulties to contend with. The salary was small, his family was increasing, and the amenities of the place were not such as to relieve him from anxiety. One of these difficulties was to secure an adequate supply of water, the only source being a very deep well in the yard. A glimpse of the early life may be obtained from the following letter to his sister, Mrs. Thomson (August nth, 1874):

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" We are beginning to get settled. Price came yesterday and put up blinds, Jones comes to-day to put up curtains, and Millar and Beatty to-morrow to put down carpets. The cow is grazing on the lawn (she kicks when being milked !), the horse (he has an obstinate cough) is comfortable in the stable, and the an- cestors smile on us at meal-times as heretofore ! F. likes the place, and takes a great interest in various small matters con- nected with the garden, etc., particularly in the ripening of a swarm of Magnum Bonum plums. Robin is well, and Sis is jubilant, but was in great grief the other day from the sting of a wasp, and more so I think from the boiling water which the nurse applied as remedy! I have not yet cultivated the other child, but from the reports I hear I believe he is alive and well. Mr. Rathbome has given them the run of his fields, which are much pleasanter than ours for such a purpose. For my own part, I love the place and the work more and more, and am thankful that my lines have so fallen. The only thing I miss here (if I am still to grumble) is what you have so much of at Waterville water. I don't fly so high as the sea or a lake or a river, but I would like a pond or a stream, or even a good ditch."

It may be of interest to give some account of his private life at this period. Such notes, however, are limited by the fact that they are made by one whose memory does not go back very far.

I remember my father in the Dunsink days as a strong man who worked with unremitting zeal often both night and day. When his parallax work kept him up half the night,. he would toil during the day at his mathematics ("sums," as we children used to call them) and at his books. My earliest recollection of his work in the obser\-atory dates back to 1882, when the Transit of Venus took place. I was told off to carry out lunch to the dome, where the South Equatorial was exposed to the wintry sky. I duly performed my mission, to be rewarded at the end by a peep through a tourmaline lens at the orb of day ! My earliest recollections of his literary life date from the preparation of "The Story of the Heavens." He was suffering from lumbago at the time, and I remember him lying at full length on the floor of his study, as that was the only position in which he could write with comfort. From year's end to year's end he never seemed to think it necessary to take a real holiday.

It must be confessed that a succession of fine nights was

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not a source of gratification to us children. They involved the absence of our chief playmate; for he often took a prominent part in our games. He would sometimes assume his observatory costume, and appear in our midst as a brown bear. More often he would tell us stories of his own invention stories which ran on from evening to evening. But perhaps he pleased us best when he drew upon his large store of miscellaneous scientific knowledge. On countless occasions we enjoyed the magic lantern, the smoke ring box, and the art of making gunpowder and Bengal fire.

He taught us two games which were always very popular. The first was a species of cock-shy. A number of well-corked empty bottles were procured. Armed with these, we would go to the banks of the little river Tolka. A bottle would be thrown into the stream, and the game was to hit and sink it when carried along by the current. The other game was founded upon something which he told us after a sojourn in Holland. He explained a device which was adopted by farmers who keep ducks in that watery land, in order to bring the birds home to the farmyard in the evening. The farmer's wife would ring a bell, at the sound of which every bird would hasten home with all possible speed urged on by the knowledge that the last duck to arrive would be soundly beaten ! One of the young people was told off to act as the farmer's wife, armed with the dinner-bell. Upon its being sounded each and all would hurry to the rendezvous, and woe betide the one that was last!

Many a time did he hold us enthralled by his conversa- tion at table, touching with the skill of a master upon the current events of the day, explaining and expounding all sorts of subjects. As anyone who has read his books or heard him lecture is well aware, he was by no means a man of one book or one subject. He could talk of much else besides astronomy, much else of a scientific or quasi-scientific char- acter, which he could present in delightful form to the mind of youth. Botany, zoology, geology, engineering— upon all these great studies he could answer questions which children are wont to ask. Long after the table in the old dining-room at Dunsink was cleared we would sit to absorb instruction, not recognising it to be such. Nor did he merely play the part of a man of science; political economy was one of his early

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studies, and he could explain it by the hour. Last but not least, his perfectly amazing memory for all the events of his early life supplied him with a vast fund of incident and anecdote which made a strong appeal to the imagination.

My sister-in-law, Mrs. Robert Ball, the mother of Stella and Robert ("Robin"), writes as follows:

"His love for children and his capacity for amusing and interesting them soon found a way to their affections. He de- lighted in that quick response which a child gives to sympathetic interest in its little pleasures.

"He was devoted to his grandchildren* and they to him, and was never too busy or too absorbed to see them. If one of them happened to trot into his study when he was deep in mathematics, he would turn round at once and with his welcom- ing voice call out : ' Ah ! is that you, my dear ? ' The papers would then be pushed aside, and, sitting on Grandpapa's knee, the little visitor would be entertained by him in his inimitable way.

"In the early stages of his last illness, when they ran up to his bedroom to kiss him 'Good morning,' he would not let them leave without inviting them to thrust their hands under his pillows to see if by any chance some packet of chocolate had not become wedged into the hollows. His simple goodness appealed even to their youthful minds, for on one occasion when they were listening to the history of the patriarchs, Robin (then aged 4^^ years) inquired : ' Was Abraham as good as Grandpapa ? ' "

His experience of horses was anything but satisfactory; indeed he met with so many disasters that he used to say the horse was one of Nature's mistakes. On one occasion he had returned with my mother, late at night, from some festivity in Dublin. Shortly after they retired the coachman rushed in to announce that the mare had overturned the brougham in the yard ! Nor were his experiences with cows much more satis- factory. In summer the feeding of the cows was a simple matter, inasmuch as the grounds attached to the observatory included several acres of good pasture. In winter, however, their diet had to be supplemented, and they were regaled on a

* The names of his grandchildren are : Stella Elizabeth Ball, Robert Sturge Ball, Harold Stawell Ball Meakin, Henry Barcroft, Robert Ball Barcroft, and Peter Halley Ball.

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delicious viand known as cotton cake. The gardener who acted as cowherd in his spare time had never heard of this substance before, and did not believe in it. Moreover, he was profoundly ignorant of the quantity which should be adminis- tered. In the result his master provided him with a scales, and prescribed so much per diem for each animal. Notwithstanding these precautions, the "fodder" disappeared at an appalling rate. I well remember hearing the gardener being upbraided for his extravagance. His reply was :

"Ah ! Sir Robert, that cotton cake is very heavy stuff. A pound of that weighs more nor a pound of hay ! "

My father tried various experiments with artificial dressings for the soil, e.g. bone meal, and superphosphates, nitrates, basic slag and the like. This treatment of pasture land was comparatively new in Ireland in those days, and was viewed with suspicion and distrust by all the neighbouring farmers until the results were made manifest. It was therefore with great delight that he received a visit from the steward of a large estate close by, who inquired of him where he had obtained the material which produced such a magnificent crop of hay.

He tried smoking when he was thirteen, but he abandoned the practice after he had nearly finished his first pipe and never resumed it. He took stimulants with great moderation. At one time he thought of becoming a teetotaller, not (as he wrote to his sister, Mrs. Millington, on December 2nd, 1880) "for any noble motives." He announced (in the letter referred to) that he wished to take the pledge because "The fact is I find that I (like, I believe, most other people) do not require strong liquors, and am better without them. Hospitable people are often pressing me, and to save trouble I take sometimes what I would really much rather be without. A teetotaller cannot be pressed, and people will not bother him. To me it will be a gain of liberty and not a sacrifice."

He was always fond of dogs. The first that I can remember was a retriever which bore the name of "Grouse." He used to tell us that the very day after he purchased this animal he took it for a walk to Dublin (a distance of about five miles), when the dog got lost. Upon returning home late that night Grouse met him on the doorstep, having found his way back by a route which it had only traversed once. Another dearly beloved dog was a collie named "Focus," which accompanied

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the family from Dublin to Cambridge, where it lived for many years. The demise of "Pat," a fox terrier, another Cambridge favourite, is referred to in a letter to Mrs. Millington (May 6th, 1908):

"I am just engaged in breaking into decent behaviour a new house-dog, ' Taffy,' the successor of ' Pat.' Pat, after a happy life with us for ten years, has died of Anno Domini (with the help of a little assistance), poor chap."

While he was Astronomer Royal of Ireland my father estab- lished a custom which endeared him to the hearts of the under- graduates of Trinity.

Elementary astronomy was one of the subjects for the ordinary degree, and he used to give a course of lectures in college. He was not, however, content with abstract teaching. He afforded the students an opportunity of seeing the instru- ments at Dunsink, where he was able to point out their practical application to the science of astronomy.

On four successive Saturdays in the spring, parties of students were invited to the observatory. After a morning demonstration they were regaled at lunch. My childish recol- lection of these entertainments is associated with a huge silver- side of beef and an enormous bowl of Normandy pippins, which formed part of the accustomed fare ; and I well remember the sound of the cheers which were given for the Professor when the students took their departure. In his journeyings up and down the world, Sir Robert used to say that he often met old students of T.C.D. whose names and faces he had long since forgotten, but who remembered their visits to the observatory. The elements of astronomy may have faded from their recollection, but they remembered the genial hospitality of their kindly mentor !

After he moved to Cambridge the instinct of hospitality to the students remained with him to the end. Aided and abetted by him, my mother would hunt up the names of my father's friends who happened to have sons or nephews at the Univer- sity, and never a Sunday passed without a number of students being invited to lunch. Even the most timid undergraduate was soon at ease in his presence.

It was in the year 1883 that he first began to have serious trouble with his right eye. He consulted Sir W. Bowman, who prescribed dark glasses and rest for the eyes, but though he

"5

Reminiscences of Sir Robert Ball

held out some hopes, he was not sanguine about being able to restore the bad eye perfectly.

Those were not the days of celestial photography, and prac- tical astronomy put a severe strain upon the sight. My father was sorely troubled by an affliction which threatened to inter- fere with his life's work.

Notwithstanding the care and attention of Dr. Storey and Sir William Bowman, the bad eye grew worse, and he even- tually lost the sight of it altogether. But he bore this trial with characteristic fortitude. Writing to Mrs. Millington, he said :

" I have grave anxieties, but they are largely, if not quite, counterbalanced by a calm feeling of thankfulness that I have been permitted to use my eyes for so long, and that the trouble has come at a time when ' rest ' does not seem so disastrous as it would have done ten or five or even two years ago. I have kind masters who will, I feel sure, remember that I worked hard when I could work, and that I have brought some credit to ray old University. I have no literary engagements which I cannot fulfil. My book (' The Story of the Heavens ') has long been out of my hands, and perhaps this dispensation has come to prevent me from reading the reviews ! Besides, a mathematician has resources which no one else can understand. It is no tedium, but rather a lofty delight for me to sit by the hour and think of deep matters. My chief anxiety is not at all for myself, but for those dependent upon me. The tenderness of wife and children has been inexpressibly dear to me. I have, however, no anxiety, or, at all events, very little, about the good eye. It is a perfect one at present, and I see none of the phenomena there which have been in the other for so many years."

He was a voluminous reader. It sometimes amazed me to hear of the number of books he had read, and his accurate memory enabled him to speak of them long afterwards. Nor was his reading confined to scientific matters. He loved books of travel ; and when the shelf containing the Mudie books was replenished the newest works of travel in all parts of the globe were always to be found there. He said that "The First Cross- ing of Greenland" was the finest of Nansen's works. But his literary tastes were catholic. I found him one day reading "The Stones of Venice." "Yes/' he said, "I like imaginative things." He also delighted in history. He had read Alison's "History of Europe" three times. Modern fiction he did not care for, but he loved Dickens and Thackeray. He knew "The

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Pickwick Papers" from cover to cover, and could quote long passages without omitting a single word. He also knew and often quoted Thackeray's "Book of Snobs," and he loved Jane Austen. Among Mark Twain's works he always chose "Life on the Mississippi" for special mention.

He was always anxious to illuminate his lectures on astronomy and kindred subjects with practical information of all kinds.

In 1881 he wrote to George Francis FitzGerald for informa- tion with regard to tidal effects in comets. He received the following reply (October 31st, 188 1) :

" I cannot see how tides can have much to do with comets* tails. Of course, they would tend to distort the comet, and somewhat unsymmetrically. If there were no rotation of the cometary mass on itself, it would be drawn out towards the sun, and rather more on the side next the sun than away from it. If the cometary mass have rotation, the matter is, of course, much more complicated, but if Newton's investigation holds at all in this extreme case, there should be a tendency to flatten towards the sun, and there seems no evidence of this. Besides, I thought that Newton (?), of America, had shown that parts of the tail moved as if under a force directed towards or from the sun only, and I further thought that he had shown that it was like a repulsive force, and no .rotation or tides could bring out such a result. It seems likely that the cometary attraction controls the motion of the tail little, if at all, and if we may neglect it, the effect of rotation is comparatively easily calcu- lated, for the different parts of the mass go on their way in separate orbits, and as far as I can see the effect is to draw out the comet at right angles to the direction of the sun.

"The only theory of comets' tails I know is one founded on Clerk Maxwell's result that ' radiation should repel.' If the molecules be of large enough area compared with their mass, they will be repelled instead of being attracted by the sun. If any observations of the deformation of a comet's tails by a cold body could be got at, it would settle the question as to whether it were attracted by it, and so whether the repulsion were due to the sun's being hot. I don't know whether the great comet which ran into Jupiter developed a tail during the passage, or whether the passage was seen at all ; but if it did not, I think it would have to be acknowledged that the development of tail was due to the sun's being hot. Of course, the only effect of this might be to volatilise the cometary matter, but the development of a repulsive force seems another possible consequence.

" I was vaguely aware that some doubt had been thrown on

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the resistance of Encke's Comet, and I am glad to hear it has been quashed. What I wrote to you shows that a combination of a velocity propagation of gravity and a resisting medium could not counteract one another's effects on a comet, though they might on a planet, and so removes both hypotheses which is a very much to be desired consequence from physical astronomy.

" I once calculated the size of the molecules in order that they might be neither attracted nor repelled by the sun, accord- ing to Maxwell's theory, and if you like I will look it up. The earth may have a tail, as some suppose, and it would be odd if it had not, unless all the matter that is so large, moleculed in proportion to its mass, has been repelled out of the solar system long ago, and only returns from the cold abysses of space in the train of comets. Though no atoms may be so large, yet some molecules may, and the evidence seems to be that the comets' tails are hydrocarbons ; and if the right kind existed on the earth, and near the limits of the atmosphere, so as to get the full force of the solar radiation, it would make a little tail to the earth.

" I dare say you recollect Stoney's theory as to the light from comets' tails. He thought it might be a case of selective reflection, and according to Stokes's theory of selective absorp- tion there ought to be selective reflection, too or rather selective diffusion, which is what Stoney wanted. The solar vibrations of a particular period are taken up by the gas, and it is set in vibration primarily at that period, and, if there are not many impacts, there is reason to suppose that each molecule will go on vibrating at the intensity it is set going with until it has radiated its energy all round. It is then absorbing vibra- tions from the sun and giving out the same all round. Stoney tried some experiments to try and verify this theory in the case of light diffused from iodine vapour, but the results were not very satisfactory. The only similar effect is fluorescence, and why cold gases should not be fluorescent I can't see. On the whole the theory seems sound, and I am intending to try some further experiments on the vapours of fluorescent hydrocarbons.

"I think I have told you all I have ever surmised about comets, and hope it may not cause you nausea."

He was always on the look out for poetical quotations with which to adorn his lectures and his writings. In April, 1877, Professor Edward Dowden wrote to him :

" Milton (who saw Galileo in prison) planned his poem on strictly Ptolemaic doctrine, but really inclined to believe the Copernican true. This is all admirably discussed in Masson's preface to his new edition of Milton.

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" Two passages in ' Paradise Lost ' show his inclination to Copernican Astronomy {see Book VIII., 123, 899, and Book IV.,

592-59/)-

"But in Book VIII., 90 and 99, there is a defence of the Ptolemaic theory against objections. For diurnal motion of sun see Book V., 1 71-179. Sunset, Book VIII., 630.

"The crystalline spheres and primum mobile, Book III., 481-483. But I can't find though the idea is so familiar any passage telling of Adam's feelings at the first setting of the sun.

" The following fine sonnet of Blanco WTiite, which Coleridge called the finest sormet in the English language, touches on the idea you want :

SONNET ON NIGHT

* Mysterious Night ! when our first parent knew

Thee from report divine, and heard thy name, Did he not tremble for this lovely frame. The glorious canopy of light and blue? '

"I don't think I need copy more, for the rest is not to the point. It is given in Trench's 'Household Book of English Poetry.' "

On March 9th, 1882, my father received a characteristic letter from Lady (then Mrs.) Huggins, announcing that she and Sir William Huggins had succeeded in photographing the spectrum of a nebula :

"You may remember that when we had the pleasure of see- ing you here about Christmas, and we were talking in our library, I bewailed to you the non-success of our efforts to get a photograph of the spectrum of a nebula. As I lamented to you, I cannot deny myself the pleasure of telling you that on Tuesday night (7th) we succeeded in getting a fhotografh of the spectrum of the Great 'Nebula in Orion.

"My husband sent a paper giving results of examination of the photograph to the Royal Society yesterday. I was very busy helping him, or I should have sent you a line sooner, for I think you will be interested. You shall have a paper as soon as possible.

" What delights me very much is that our photograph is so far satisfactory, that with longer exposure than we were able to give the other evening (owing to clouds coming up) we may, I think, hope for even better photographs of the Great Nebula ; and even to succeed in getting photographs of the spectra of other nebulae. A series of such photographs could hardly fail to add to our knowledge. But I need not tell you there are many difficulties both as regards conditions and as regards J 129

Reminiscences of Sir Robert Ball

operation in any such work, and perhaps we may never be able to do much more.

" Tuesday night was ahnost the only night during the last three years we have had clear enough to give much chance of success with a nebula, and even then we were hindered by clouds coming.

" Pray pardon me if I have too much intruded on your time.

"My husband and I unite in very kind regards to you. We have not the pleasure of knowing Mrs. Ball, but I trust she will in a scientifically prospective spirit appropriate some of the above kind regards,

" Such appropriation, I am sure, should be looked upon as a most reasonable exercise of Woman's Rights! Some day, no doubt, Mrs. Ball will come to London with you, and then we shall hope to have the pleasure of making her acquaint- ance.

"P.S. I should like to add that since Christmas a great many people who attended your R.I. lectures have said to me how useful in many ways the lectures were to them. Some, I know, are following them up by home reading, I think it may be gratifying to you to know this. M. L. H."

On January 28th, 1886, he received a letter from Benjamin Apthorp Gould, which is reminiscent of Sir William Rowan Hamilton :

" You very kindly say that you wish you could have been at the Vendome Hotel. May I reciprocate in wishing I could revisit the Dunsink Observatory, where in the first week of Sep- tember, 1845 {eheu! fugaces) I passed a most delightful day with that delightful man, Sir Wm. R. Hamilton. Through all these years the remembrance of his genial, cordial hospitality has remained vivid, and of how he walked in the bright evening back to the city with me, a boy of twenty to make sure that the inexperienced Yankee should not lose his way,"

Having become famous as a popular exponent of astronomy, my father received numerous letters from people who were wholly unknown to him, asking for advice and assistance. Before his correspondence grew too large he would generally reply to these letters. If asked for his autograph, he would generally send it on a post card his theory being that, although such a favour was not worth asking, it was not worth refusing. Here is a request, however, which was not granted. Writing from Cardiff, a young man who shall be nameless said :

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"I am a young and enthusiastic astronomer, but hitherto have been under the great disadvantage of possessing only a telescope of small aperture and very low magnifying power,

" I am therefore taking the liberty of writing to beg from you the favour of a subscription towards the purchase of a much larger instrument.

" This is a course which I have long hesitated to adopt, and I sincerely trust, sir, that you will not regard this in the light of an ordinary begging letter, as my salary is quite sufficient for my daily needs. But I have for a very long time set my heart upon a large telescope, and if you will kindly assist me to the attainment of this object, and will kindly acquiesce in this (what may appear to you strange) request, I shall be most deeply grateful. With many apologies, I have the honour to be," etc.

Some idea of his many activities during the life at Dunsink may be obtained from his letters. On March 6th, 1886, he wrote to Professor Minchin :

"If you are dead and buried, why can't you say so like a man, and not leave me to learn the fact inferential ly from your silence? I was meditating an advance on Cooper's Hill the last time I was over, but was not able to manage it. Come over and see us while we still exist. How is the book getting on ? I long to have a talk with you over things sundry. I have been troubled since I saw you with my eyes or rather eye. It had been failing for years, and now is wholly gone. However, the other is all right, and I am quite comfortable, except that I have to w>ear dark spectacles occasionally, and I make slight parallactic mistakes incident to a one-eyed condition. The German edition of the ' Theory of Screws ' is going through the press. I have seen the first forty-eight pages. It will be much larger than the original, as not only are all the papers added, but there are copious notes introduced by the editor. I am also seeing the ' Admiralty Manual of Scientific Inquiry ' through the press, and correcting a new edition of the * Story of the Heavens,' which has had a success that I did not expect. I am trying to get my notions on the Dynamics of Elliptic Space into shape, but it seems a tremendous subject, full of interest at every point and with countless theorems of the most ravishing beauty. I cannot tell you how much pleasure it gave me when I knew that you had read the ' Screws.' There is still a great problem to be solved which, after fifteen years, I feel as far from as ever. It is this. Given the impulsive screw, deduce by geometrical con- struction with the momental ellipsoid ( ? ) the corresponding in- stantaneous screw. I could worship the man who could give an elegant Poinsot-like solution to this."

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To those who consulted him upon scientific matters not connected with astronomy he would sometimes send a playful reply. The Rev. C. B. Phipps has favoured me with an account of a certain correspondence which his father had with Sir Robert. Writing to me on May 15th, 1913, he said :

"My father (now deceased), Charles Hare Phipps, M.A., T.C.D., was a regular correspondent, about thirty years ago, with Sir Robert, and I have many times seen and read Sir Robert's letters to him. One letter I am particularly anxious to find it used to tickle me much. About thirty years ago my father invented a ' perfect ' lifeboat, about which he con- sulted Harland and Wolff ; but his invention did not meet with the attention it deserved ( ? ). In desperation my father sub- mitted all details of his marvel to Sir Robert, who wrote in most eulogistic terms of the lifeboat. Then followed a post- script, which I remember only too well : ' P.S. The only thing, my dear Phipps, to be said against your invention is this the lifeboat would not float.— R. B.' "

On January nth, 1886, he received the following letter from Lord Carnarvon, who was then Lord-Lieutenant :

" The eminent services that you have rendered to science and education will, I hope, justify in your eyes the proposal that I am about to make. It would give me great pleasure to confer upon you the honour of knighthood if, as I trust, this should be acceptable to you.

" May I add that, in proposing this public recognition of high services, I am making it not only to the Astronomer Royal, but to the Professor of Astronomy in the University of Dublin."

The ceremony was duly performed at Dublin Castle on January 23rd.

My father thus described the receipt of this letter to his sister, Mrs. Millington :

" I want to tell you a secret which I think you will be glad to hear.

"The Provost sent a special messenger here yesterday direct- ing me to come in at once. When I did so he handed me a letter from the Lord-Lieutenant to the effect that he wished to do honour to me and to the College at one stroke, and that he had written a similar letter to Dr. Hart, and that we are both to be knighted forthwith!

" That I should be one of the two selected out of the Uni- versity, and chosen, I have but little doubt, by the advice of the Provost, has gratified me and Lady Ball (!) to no little

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extent. The letter was a very nice one, and the whole thing has arisen in the most gratifying way.

" I believe this is not to be mentioned until the Edict appears from the Castle, so, except to the Doctor, please do not mention it at present. To think of Dr. Hart and myself in the same boat!

"Of course, this association with the College makes it very flattering. I am gratified to believe that the College endorse the closing words of the Provost: 'It has been well earned.'"

From a large number of letters of congratulation which he received I select the following. From Professor Piazzi Smyth :

"How admirably Lord Carnarvon has proved the general estimation in which he is held as the best Viceroy there has ever been in Ireland, by picking out for the high honour of knighthood the man of ablest mind, highest ideal, and noblest of pursuits in the kingdom, viz., the present Astronomer Royal thereof. With hearty congratulations to yourself I remain, etc."

Professor George J. Allman, from Ardmore, Parkstone, Dorset, wrote :

" To myself specially it brings a pleasure of no common kind when I reflect on the fact that he who has been deemed worthy of this royal distinction is the son of my dear old friend, with whose memory that of my student life and of my early work in a field in which both of us laboured side by side is indissolubly linked."

Professor John Casey wrote :

"Allow me first to congratulate you on your v.ell-merited distinction. I must say you are in good company in having the Vice-Provost of Trinity College as sharing in the same dis- tinction! I cannot tell you how glad I felt when I was told of it in the Irish Academy.

" I read your ' Story of the Heavens ' with the greatest delight. Your power of popular exposition is wonderful ! "

While he was at Dunsink my father read numerous papers at the Royal Irish Academy. The secretary has kindly favoured me with the following account of his connection with this institution :

"He became a member in January, 1870, and on March i6th following he was elected to the Council a ver\' unusual thing, as in most cases it is after years of membership that one is elected to the Council. He then became secretary of the

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Academy in June, 1877, and held the office until 1880, but, with short intervals, when he retired in rotation, he remained on the Council until 1892, when he retired on account of his migration to Cambridge. He was a vice-president of the academy from 1885 to 1892.

" If he had not gone to Cambridge he would certainly have been elected to the presidency of the academy in 1896, the year in which the late Earl of Rosse, F.R.S., was elected. As the work of the academy includes archaeology and linguistics, as well as science, it is the practice to alternate representatives of the two sides in the election of president. Accordingly, when Dr. Haughton retired from the chair in 1891, Bishop Reeves was elected, but as he only lived one year after his election, and as the presidency is for five years, Dr. Ingram was elected for the remaining four years of that term ; and so the next science turn did not occur until 1896, when Sir Robert was already settled in Cambridge.

"All those who have been long enough connected with the academy to recall his presence amongst them retain, as you can well understand, the happiest recollections of his genial and kindly ways."

On December 8th, 1879, Sir Robert had been honoured by receiving from the Royal Irish Academy a Cunningham Medal for his "Researches on Mechanics." Mr. W. Archer, F.R.S., was at the same time presented with a similar medal for his "Biological Researches." The President, Sir Samuel Fergu- son, LL.D., Q.C., spoke as follows when presenting the medal :

"Dr. Ball's title to an eminent position in the world of Irish science, and in this academy, might claim the sanction of hereditary right a claim which those who, like myself, have had the pleasure and advantage of association with his esteemed father in those efforts for the promotion of scientific objects to which much of the present eminent position of this academy is due would be the first to recognise; but he can afford to waive even such well-founded rights to our sympathy and respect, and to rest his claims to the well-deserved honour he is now about to receive, on his own individual services to science and to the academy.

"Having devoted himself specially to the cultivation of the mathematical and physical sciences, Dr. Ball became Pro-

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fessor of Applied Mathematics in the Royal College of Science, on which position he conferred special value and importance by his admirable lectures on practical mechanics, and by the or- ganisation of laboratories for physical research and instruction. Those lectures have been published, and constitute a work of standard value in scientific literature. Some other works on mechanics and astronomy, of a more elementary character, served to illustrate Dr. Ball's powers as a clear and popular, while thoroughly accurate, expounder of scientific truth, as did also the various papers read and explained by him before the members of the academy. It is not, however, for those more popular results of Dr. Ball's labours that the Council have on this occasion showed their sense of his merits as an original thinker and discoverer in science, but for work of a more recondite character, the nature of which is much less capable of popular description, but the value and importance of which has been abundantly vouched for by the suffrages of eminent mathematicians throughout Europe. I refer to the series of memoirs published partly in our ' Transactions ' and partly in those of the Royal Society of London, and finally completed and published in a separate and independent form in his work on the ' Theory of Screws : A Study of the Dynamics of a Rigid Body.' . . .

"It would not, however, sufficiently indicate the services rendered to science by Dr. Ball were I to omit to state that, since the transfer of his labours from the Royal College of Science to the University Observatory at Dunsink, he has zealously devoted himself to those astronomical researches for which a remarkable combination of mathematical and mechanical ability has so highly qualified him. Already he has laid before this Academy several memoirs embodying valu- able observatory work, and I understand that researches now in progress, especially as regards the important subject of parallax, promise to afford results which will redound to the credit of the University and of this Academy."

>35

CHAPTER IX

LOWNDEAN PROFESSOR AT CAMBRIDGE: 1893-1913

MY father did not write any account of his experiences at Cambridge. I have therefore been compelled to con- struct this chapter very largely from his letters. If they do not tell a connected story, they will give some idea of his many and varied activities during this period.

On February 20th, 1892, Sir Robert Ball was appointed to fill the Chair of Lowndean Professor at Cambridge, in suc- cession to Professor John Couch Adams. Shortly after- wards he was appointed Director of the Observatory, where he went to reside with his family in March, 1893. He held both posts and continued to live at the observatory until his death on November 25th, 19 13.

He applied for the Cambridge professorship shortly after the death of Professor Adams. Writing to Mrs. Millington (February 15th, 1892), he said :

"I little thought when the doctor told me of the death of Adams that evening at your house, that it was likely to cause me so much deliberation. I have, however, applied for his pro- fessorship, and the matter will be decided on Saturday. There are so many pros, and so many cons, that though I am sure I have done right in applying for it, yet I hardly know whether to hope that the telegram to arrive on Saturday will contain ' Yes ' or ' No.' Of course, the dear mother is a very important element. Among the cons, however, as I would have seven months quite free at Cambridge and not be exactly killed by work during the other -five, I dare say we shall see nearly as much of our friends over here as we do now."

He wrote to his mother on hearing of his appointment as Lowndean Professor (February 20th, 1892) :

"The die is cast and to Cambridge we go. I know no details, except that Sir W. Thomson and Professor Darwin (both of them electors) and also Professor Macalister telegraph con- gratulations. I am sure we have done the right thing, though,

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as you may imagine, it is the sundering of our links here that at the moment I am most thinking of. But at my time of life to have only five months of duty instead of ten, and to have advantages of all kinds for the children that I cannot give them here, are reasons that we cannot get over. It was clearly my duty to try.

"Of course, my dearest mother, it is you of whom I am specially thinking, but I dare say I shall see quite as much of you as I have latterly been able to do. It will certainly be oftener than once in seven years (as Miss Garnett says) that I shall accept the comforts of your spare room.

"As yet, of course, nothing whatever is settled as to the when and how."

In lighter vein he wrote to his sister (February 20th) :

" Yes, it is a great affair ! I suppose it is perhaps the highest scientific chair in England, if not in Europe, the Solar System, the Milky Way, or the Universe!

"Truly a full week for our family. Poor Val off to Egypf, and ' Rob ' to Cambridge !

" The telegram announcing the appointment came to-day, and was opened by Randal * in the presence of the household :

" ' You are elected. Sir William Thomson joins in congratulations.'

'Tis seven months' holidays.

'Tis easier for the housekeeper.

'Tis better for the children.

'Tis no cows.

'Tis no horses.

'Tis a lovely garden.

'Tis nearer Amelia.

'Tis awful fame and honour. But, alas!

'Tis away from poor mother. But I dare say I shall spend quite as many hours with her as I now do."

To Mrs. Adams (the widow of his predecessor) he wrote (February 24th, 1892) :

" I can assure you that it is with a heavy sense of responsi- bility I find myself called to the chair that will be for ever famous as that adorned by him whose loss we so deeply deplore.

" It will not, however, be now for the first time that his example will be a stimulus to me. It was reading the account of the discovery of Neptune in the ' Orbs of Heaven ' when I was a boy that first turned my attention in the direction of

* Captain Randal Gresley Ball, Royal Inniskilling Fusiliers.

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astronomy, and well I remember the pride with which (in about 1864) I accompanied Professor Adams on a walk round Howth, when we paid a visit to the Baily Lighthouse. He has always been a hero to me ; and when from time to time I have found opportunities of expressing my admiration of his noble work, I have never failed to do so. For example, I wrote the notice which appeared with his portrait among ' Scientific Worthies ' in 'Nature' some years ago (Oct. 14th, 1886).

"I enclose a letter which he most kindly wrote to me in reply to one of mine asking for advice as to the line of work I should follow at Dunsink.

" It gratifies me very much to know that a memoir is to appear. Will you permit me to say that if in any manner what- ever I can aid the work I shall esteem it a high honour and privilege to be allowed to do %o ? "

He wrote to his daughter Minnie (now Mrs. Barcroft) (March 5th, 1892) :

"As to the professorship, it is a very mixed matter. I am, of course, quite sure that the change will be for all our benefits, but at the same time I am so sorry to break all our ties here. We had almost a touching scene at the Zoo this morning when they passed a resolution of regret at my departure, and indeed it is one of the things I regret most. However, I trust we shall be over a good deal from time to time.

"But the advantages of Cambridge are so many for all of us that I have no doubt whatever as to the move. It will be so much easier for the mother and so much more advantageous to all of us to have the abundant intellectual society. Then, too, we can get a good day school for Randal, and we shall be able to see our friends often."

From amongst the numerous letters of congratulation which he received I select one. It is from the late Sir David Gill (March 9th, 1892) :

" I have just heard that you have been elected Adams's suc- cessor at Cambridge, and I write at once to congratulate you, or rather, to tell you how much I think Cambridge is to be congratulated. I did not think they would be able to tempt you from Dublin, and I wondered where a suitable man could be found. There is a noble transit circle and the makings of a grand equatorial, and I think it would have been a thousand pities if these had been put into the hands of a man who is only a mathematician. Besides all the possibilities which your equipment presents, there is a great mass of Adams's unfinished work which astronomy stands sorely in need of.

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"When Darwin was made Plumian Professor I urged him to take up the Theory of Jupiter's SatelHtes, and the construction of new tables. He began the work, and after labouring for some time went to Adams to discuss some of its points with him. Adams took him to a closet whence he produced papers showing that all Darwin had been working at for a year had already been done by himself, and indeed more, so, seeing that he was working on ground already occupied, Darwin \s^nt no further.

"If Darwin and you, in conjunction with W. G. Adams, would take up the editing of J. C. Adams's unpublished papers, you would confer a great boon on astronomers, and help also to erect a great memorial to your great predecessor. The fact of the existence of these papers has deterred many an able young man from entering a field of work in which he knew that Adams had been working before him.

" Forgive my presumption in making these suggestions. I only make them now because I know that very soon you must have completed your working programme, and, if my sugges- tion is of any value now it would then be too late because your hcmds would be otherwise full."

In July, 1892, my father was admitted to a Fellowship at King's College, Cambridge. A letter to his sister records this fact :

"I went over to King's College, Cambridge, last week, and was formally admitted a ' Fellow ' of that august foundation. It is truly a grand place, and the reception given to us on all hands is the kindest possible. I stayed with the Provost. It strikes a Trinity College, Dublin, man as strange that Cam- bridge is governed by comparatively young men !

"Yes, we did indeed wish much for you. The celebration of the Tercentenary of Trinity College, Dublin, was a superb function in every way. The presentation of addresses was grand! As each continent or nation sent up its representatives a few bars of appropriate music, such as ' Yankee Doodle,' etc. , stimulated the enthusiasm and the interest.

" I am to ' sit ' to Miss Purser next month at her request. She is to present me to the College to be hung in the club room in a valhalla of a few worthies! What between this, and a message from Tennyson that he desires me to honour him with a visit, my head is turned ! * Is it not pleasant to think we shall be within a few hours of each other ? The more I see of Cambridge, the more delighted I am at the change for all our

* My father always regretted that he did not avail himself of this inntation, which only reached him indirectly.

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sakes. We have finally decided to bring Willy with us and enter him at Cambridge next October. Then there is a capital school for Randal which belongs to King's College and is primarily for the choir, all of whom are picked boys."

On December 8th, 1892, the degree of Master of Arts (honoris causa) was conferred upon him in the Senate House at Cambridge.

The following speech was delivered by the Public Orator, Dr. (now Sir John) Sandys, in presenting Sir Robert Ball for the degree :

"Nuper alterum ex Astronomiae professoribus nostris Galilsei in Honorem ad Universitatem Patavinam legatum misimus.* Hodie alterum ex eisdem in Senatum nostrum honoris causa libenter cooptamus. Fato autem singulari, anno in eodem, et Galilsei gloriam et Academiae Dublinensis famam ludis saecularibus celebratam vidimus. Ergo hoc praesertim die, quo procul in Italia ludi illi, astronomi magni in memoriam indicti, sine dubio ad finem felicem perducuntur, adsciscere nobis consentaneum est Academias Dublinensis astronomum insignem, nuper nobis Neptuni inventoris cele- berrimif in loco professorem datum. Praeceptorem igitur, non pueritiae tantum, sed etiam juventutis et setatis maturse ingeniis feliciter erudiendis aptissimum, animo grato accipimus. Quod si prseceptorum nostorum in ordine alii (ut videtur) Mercurii, alii Jovis sub sidere nati sunt, virum hunc certe, et eloquentia prompta et animo perquam geniali praeditum, sidere sub utroque natum fuisse crediderim. Caeli vero inter sidera, praeter Jovis satellites olim a Galilaeo ipso primum observatos, nuper satelles quintus terris apparuitj : in eodem autem anno (juvat recordari) inter tot lumina Academiae, velut orbis quidam caelestis, Jovis satelles novus etiam nobis affulsit.

"Duco ad vos et Societatis Regiae et Collegii Regalis socium, equitem insignem, Robertum Stawell Ball."

Upon arriving at Cambridge he was fired with the idea of installing a photographic telescope. Writing to Dr. Rambaut, he said :

"I am half inclined to go in for the photographic doublet. I see it could be housed in the fourteen-foot dome on the top of the house, or rather, I mean, in a new dome on the same wall. I don't think of giving the job to Becket, nor shall I invoke the

Professor G. H. Darwin. t Professor J. C. Adams.

X September gth, 1892.

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aid of Mason Wyse!* At present the little dome is derelict with an utterly preposterous telescope of about two inches aperture on an English mounting that would carry a lOO-ton gun, the whole being rusty and ruinous. The dome, however, runs well and goes with a push, but I think I shall try to get a new one."

Although he began his professional duties in the Michaelmas term, 1892, he did not go into residence at the Observatory until 1893. In a letter to his sister he wrote :

"To-morrow night we expect to sleep in our new home. A beautiful one it is in many respects. Indeed, as every day passes, I am more and more thankful for the change we have made. You can have no idea how charming is the prospect of life here. It seems to me that there are scores of hospitable houses open, and genial and pleasant welcomes everywhere. The people not too rich. Then we are to have a telephone. Vehicles of any kind at the door in a quarter of an hour, shopping and all the rest done by telephone! It is connected with the Post Office, so that telegrams can be sent all over the country and the world from our own hall. There is pleasant society in King's College. Indeed, I feel quite at home everywhere now. Small incidents of the change loom into importance. When I arrived, the twxD things I most appreciated were two pipes, not for tobacco, not pipes of port, but just a gas pipe and a water pipe, conveying the gas and the liquid of v,hich we were so destitute at Dunsink ! "

The quiet domestic life at Cambridge is fully and charac- teristically described to his mother in a letter dated April 23rd, 1893:

" I treated you to such a shabby scrawl last week that I must try to make up for it now.

" I do not see how I can give you a better idea of our life than by describing, say, this very day Sunday, how it v^'as passed and what we have done.

"To begin with, it was a glorious morning, and into F.'s beautiful room the blessed sunlight streamed from the pretty window on the east which looks out on our la\\Ti with a nice view to Cambridge. Another flood of light comes from the door leading to F.'s little boudoir, where the windows open to a balcony whence there is the same charming prospect of greenery and the distant Cambridge. Then there is another window in the room to the south with the ampelopsis clinging

* This individual used to efifect occasional repairs at Dunsink. My father always said he was employed by the firm of " Botcher & Co."

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around it. During these lovely days and nights the windows are open. We were actually awakened by the cuckoo the other day, and can hear the nightingales as we lie! The room itself looks nice. All the furniture has been repolished and our maho- gany glows like new. . . . But the hour for getting up has come. In comes dapper little Bertha with the hot water, and presently I take my departure in my dressing-gown and slippers. Out along a long passage newly covered with oilcloth I go into the new house where, adjoining the bathroom (hot and cold all day and night) is my bright little dressing-room. There I find Randal in his bed reading a book, with * Smut ' wrapped up in a rug beside him. All my old furniture has been repaired and polished so that it looks capital, and while I am finishing my last touches, the gong rings to tell us that breakfast is on the table. Down I go either by the front stairs with its nice new carpet, or generally by the back stairs also with a new carpet. I forget, indeed, which I used this morning, but when I got down, there was the whole hall suffused with the glorious morn- ing. I revel in the blessed sunlight. You will remember that at Dunsink our hall was rather dark. The hall looks so nice with the spick and span new floorcloth and two stands of flowers and ferns, and the pretty lamps, etc. Then into breakfast. Here the brightness was subdued by the outside blind, one of the possessions taken over from Mrs. Adams. The breakfast, and indeed all the meals, are managed in the English fashion which saves the housekeeper much trouble. Then after break- fast I go out for a few minutes into our beautiful shady walks, look at the towers of King's in the distance, and wonder what in the world I can have done to have deserved all the blessedness that has been poured on me! There is not in Cambridge, or in England, or in the world, I believe, so charming a position for a man of science! However, to my story. The time goes on and at ten off we start for chapel. We walked to-day. Had we elected to drive it was only necessary to go to the tele- phone and there to order what we want from a one-hoss-shay to a coach and six. But all are in good walking trim, so off we set, first for a few yards through our shrubberies sweet with flowiers, and then down the long trim avenue to the Madingley Road. Then we turn to the left, passing a few fields, then the houses of a neighbour or two, and in a quarter of an hour we are at the 'Backs.' 'We' means F. and self, and the young people. Then along the Backs till we come to the lovely gate of Clare, up through the avenue of limes, just out to-day in their exquisite green, and then on to the bridge of Clare. Here we stop for a few minutes to enjoy one of the most exquisite views in England. In front palatial Clare. To the left along the River Cam we see Trinity and St. John's ; to the right the

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Lowndean Professor at Cambridge

glories of King's ; then over the bridge, everything looking its loveliest on this spring day, through the Halls of Clare, and then by a sharp turn to the right, through a wicket, we emerge under the shadow of King's chapel, one of the great glories of Christendom! Here we have still a quarter of an hour. I walk on ahead to put on my surplice and M.A. Cambridge hood, and then I join the party below and we enter the chapel. It is indeed a poem in stone. The lofty roof and the exquisite old stained glass windows through which the sun is streaming make it simply enchanting. I have my special stall in a most august place in the church. The service is intoned and choral, all nicely done, no sermon, so in little more than an hour we are out. Then, as it is the first Sunday in term, there are always kindly greetings and inquiries. We chat for a few minutes with the Vice-Provost and the Tutor and a few others, and then we go up to W.'s rooms to inspect them since their renovation. He has a glorious look out over the lawn to the river. We have handed over to him tables and various pictures and a chiffonier and other matters, so that now he looks really very smart, and then we walk towards home, R. having elected to stay behind with W. to come over a little later. I forgot to say that R. has a special seat in the chapel in connection with his school. We are back about one. Then I went for the next hour into F.'s little boudoir, where is an ample sofa for my behoof, and she and I read for an hour till lunch at two. W. had turned up by this time wnth George Loane, a nice fellow, indeed he is, and then after dinner the young people went their way on a ramble about the place. F. and I went ours; we looked through the gardens at the beautifully trained fruit trees covered with blossom, we looked at the great box trees and the big Welling- tonia, and the great monkey puzzle and many another interesting tree and plant. We went into the greenhouses, bright and fragrant, and then into the vinery where already there are clusters of miniature grapes. Then we walked round our shady walk, and had just come in when Major MacMahon and Mr. Larmor were announced. These are two great mathematicians both of whom I knew before. That led to a pleasant little gathering, and tea on the lawn. Presently they left, and then after another hour's reading I stole into my study, where I am now writing with a portable gas lamp, which is a great bless- ing. F. is opposite to me reading one of the volumes of the ' Encyclopaedia Britannica.' I have just bought twenty-five volumes in Russian leather. It is now g P.M. R. has only just gone to bed, and the young people with Mr. Harmer are in the morning-room.

" F. began to pay off her scores of visits this week. She had an open carriage for three hours on Friday and polished off I

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know not how many, as they were all out, and no wonder, this lovely weather. Yesterday she and I started off and we walked right to the other side of Cambridge and back again, and paid three visits to Sir George and Lady Stokes, Professor J. J. Thomson, and to two wonderful widow ladies, Mrs. Lewis and Mrs. Gibson, who have just returned from an expedition on camels to Mount Sinai, where they have been studying ancient manuscripts in a monastery ! They have discovered a new manu- script of the Gospels. They delighted the monks by prattling to them in modern Greek. They can also talk Arabic, Syriac, Armenian, and I know not what other tongues.

"From all these various matters you will infer that we are getting along here, and so indeed we are. I feel I can say as Brinkley said, that I may

"Bless my STARS."

He wrote again on May 7th :

"Many thanks for your letter. I had such a pleasant ac- count from L. Steele of his visit to you. We have now the pleasure of expecting Amelia on Monday week. She will see Cambridge at its best. It looks more lovely every day as the trees get brighter. We have torrents of visitors, three or four sets every day. To-day brought us Admiral McClintock and his daughter! They were staying at our Provost's, whose wife is a grandniece of Sir John Franklin, and she has kept up with the McClintocks ever since. He was much interested in a chat about old friends.

"Another visitor to-day was a friend of mine and a brother- fellow of King's, Professor Middleton. He received this morn- ing the intelligence that he is to succeed Sir Cunliffe Owen as director of the South Kensington Museum. Val will be inter- ested in this. He is an extremely nice man, greatly respected and loved here, and will be much missed when he moves to London. He has just married, and his wife will dignify the halls of South Kensington. Last night we dined at the Pro- vost's to meet Admiral McClintock. To-day we met Mr. Leonard Courtney and Sir John Gorst. In fact we are in the full tide of life. Young and old seem to enjoy it thoroughly and realise the advantages by which we are surrounded."

And on May 13th he wrote :

"We have been going on here as well as possible. Who was the mendacious person who said that the English people were cold and stiff? They have, at all events, taken to us most kindly and warmly, and nothing could be pleasanter. I feel at home here already to an extent I never could have expected. As the Vice-Provost of King's said to me, ' You have taken to Cam-

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bridge like a duck to water.' It suits me perfectly. The academic life is what I like and am fitted for. We have had certain dinner parties, and there are others in prospect. There is a wonderful charm in this abundance of intellectual and kindly society.

" Did you hear that I have been invited as an honoured guest to the dinner of the Society of Authors ? All the great writers of the day in history or science or romance will be there, includ- ing such notabilities as Lord Kelvin. Is it not an honour even to be asked to be present, but what will you say when you hear that the chair is to be taken by Sir Robert Ball ? Think of that ! Such a recognition as that has indeed startled me. You cannot think what offers I have had to go on a lecturing tour round the world. I have been offered a fortune. Of course, it is out of the question to think of it at present. But if some time I could give up a year to it I might. I could then retire for the rest of my life. Perhaps I may later on.

"Another proposal has been made which I can and shall accept, as it suits my tastes perfectly. It is that I shall prepare for the Cambridge University Press a treatise on the advanced and difficult parts of mathematical astronomy. I have often wished to give my mathematics full scope but never could do so heretofore, for such a book would not pay. Now, however, as the University will pay for the book and assume the whole responsibility I shall write it with all my heart. It will be most useful in connection with my University lectures. There is nothing which has occurred for many a long day which has given me so much satisfaction.

" Last week I went to ' town ' (that is what we call London here) for the conversazione at the Royal Society. There were troops of friends there, and many kindly greetings. Last week I wrote a letter to Sir Andrew Clark to tell him that the year had now elapsed since my visit to him. During this time I have not had one headache worth mentioning in comparison with the awful headaches I have suffered from for so many years. I cannot tell how indebted I am to his advice for this blessed change."

On May 28th he wrote to his mother :

" Still the visitors are pouring in, and the invitations too. We seem to have troops of acquaintances now. It is often not a little puzzling to know them separately. However, they make allowances for new-comers. I think we have lost all feeling of shyness and strangeness. Is it not curious that I should now be thrown up against my old friend or playmate, at all events, in Rutland Square in the days of my childhood Jebb ? I was asked the other night at a party whether I knew Sir Richard

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Jebb. ' Yes,' I replied, ' I knew him before anyone at this table knew him.' He quite remembers our old acquaintance.

" But mentioning Jebb reminds me that I made my debut in the political world on Tuesday. You will see about it in the paper which I send herewith. They wanted me to take a more prominent place than I did, but I could not undertake to pre- pare a speech when I had so much to do. The undergraduates w^re rather disturbed by some of the opposite party, so that I cannot say things went on smoothly. Then after the meeting was over there was a torchlight procession through the town and fireworks. They were going to burn Gladstone in eihgy, and sent up to Whiteley's who undertakes to provide everything for the effigy, but he was for once unequal to the occasion. I also enclose you the ' Hymn to the Lowndean Professor.' It is very clever, but perhaps you are not fresh enough in your Euclid to take it in. Please send it back.

"You would be delighted to see the flowers in Cambridge! The window sills in glorious King's are all ablaze with gera- niums, nasturtiums, and lobelia. Indeed, in the matter of flowers and greenery Cambridge is enchanting. Every house has its nice bit of bright garden, even in the middle of the town. There is hardly a spot, perhaps not one, from which trees cannot be seen and the lawns are delightful.

" But you /tave been going it in Dublin ! It seems that the inhabitants have nothing to do but to get up tremendous bazaars and then spend oceans of money in them. Where does all the money come from in that distressful country ?

" I have at this moment no fewer than three books on hand, not to mention all sorts of other work."

The following letter to his mother (November 19th, 1893) gives some idea of his busy life :

"We are getting on merrily here. Perhaps my diary for the next four weeks may assure you. Here it is :

Nov. 13. Lecture at London Institution.

14. Audit dinner at King's.

15. Lecture at Manchester.

16. Young people's dinner party of sixteen at home.

17. Dine with Benchers, Lincoln's Inn.

18. Dine with Public Orator, Cambridge.

19. Sunday quiet at home.

20. Lecture at Bow.

21. Dine with Mr. Dale.

22. Lecture at Birkbeck Institute.

23. Dine at Caius College.

24. Lecture at Anerley.

J46

Lowndean Professor at Cambridge

Nov. 25. Dinner party of sixteen here.

26. Sunday quiet at home.

27. Lecture at Tunbridge Wells.

28. Lecture in London.

29. Concert here (to which / must go).

30. Dine at Royal Society annual feast. Dec. I. Lecture at Wimbledon.

2. Concert here. (/ am not going.)

3. Sunday quiet at home.

4. Dinner party of sixteen here.

5. Actually nothing whatever!

6. Founders' dinner at King's.

7. Lecture at Barnsley.

8. Lecture at Wimbledon.

9. Dine with Mrs. Lewis. And 10. Sunday quiet at home.

So there is four weeks for you! Even in Dublin I don't think you can beat that ! "

Visitors to the Cambridge Observatory will have noticed a building on the left-hand side at the top of the avenue. This contains a curious telescope which was erected during my father's time. An interesting account of the preliminaries to the erection of this telescope is contained in a letter to Dr. Rambaut (January 4th, 1897) :

"Common was down here the other day giving us another lift about our photographic telescope. Grubb has made some progress, and we have now got our designs for the building into shape. I can't say that I am by any means free from anxiety on the matter. Gill scouts the whole thing, but I have the greatest reliance on Common's mechanical skill, and he seems to have no doubt that the thing will succeed. Common told me that he is now prepared to make mirrors for any astronomers who want them, charging them merely cost prices. Did you know that his method of testing a flat mirror is a purely mechanical one ? That is to say, having first prepared by infinite pains a single plate which will stand Lord Rayleigh's excellent test of covering it with a very thin plate of water he immerses it in a vessel and then tests the uniformity of the thin plate by colours. He employs this for reference. He uses a spherometer which will read to the three hundred thousandth of an inch, and adjusting this on his standard plate he is able to work up the plate to correspond to it. It used to be an article of Lord Rosse's faith that the ultimate figure of the mirror was too refined for any mechanical tests, but this. Common says, is

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Reminiscences of Sir Robert Ball

not the case. A mirror which possesses errors so large that the spherometer referred to will exhibit them conspicuously, may still be perfect for all practical purposes of astronomy."

These letters serve to show that he was prepared to like his new surroundings, and it may truly be said that his affec- tion for the University, her colleges and her professors steadily increased during the twenty-two years he lived at the observa- tory. In the midst of his mathematics and his astronomy he found time to take an active part in the government of the University. He served on various syndicates, and was an ex officio member of several committees of selection for pro- fessorships. In 1902 he was elected to the Council of the Senate, and in 1906 he was re-elected for a further period of four years. He greatly appreciated this preferment, and was constant in attendance at meetings of the "Cabinet of the University."

Writing to his sister (December 15th, 1902), he said :

" Did I tell you that I have been put on the Council here, an august body which manages the whole University ? The work is exceedingly interesting, lying as it does at the very heart of University matters. There is nothing of importance which does not come before us. I am appointed for four years, and whether they will put me on again at the end of that time, or whether I would care to go on again, remains to be seen. There are four representatives of the professors on the Council, and three of them are Irishmen!"

He was always immersed in affairs at Cambridge, and was frequently invited to present the prizes at various schools. On February 19th, 1900, he wrote to Mr. Steele :

"We have had all sorts of things going on here. The other night I was on the barrel beating the big patriotic drum for the Volunteers, to an undergraduate mass who yelled their sympathy and approval !

" To-night I am to distribute the prizes at a girls' school in the Guild Hall. I am to make a speech on goodness only knows what, but I understand that I must refer to Ruskin, the May Queen, the advantages of cookery lessons, female franchise, and the merits of higher grade schools for the daughters of college bedmakers! Then I am to give a lecture on behalf of 'District Nursing' as per enclosed! The theatre is expected to be filled, and phenomenal receipts are anticipated. This, too, in spite of the fact that the faith-healing party is prominent in Cam-

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bridge. They now hold Sunday meetings to cry ' down with priests, doctors, and all other embodiments of superstition and vanity.'

"P.S. I am bursting just bursting (2,000 lbs. on the square inch) for a good talk ! "

He frequently attended public dinners in London. Here is an account written to his mother of a dinner at Lincoln's Inn (November 19th, 1893)

" I was in such grand company on Friday ! There was a great legal party at Lincoln's Inn and twelve guests, including Mr. Gladstone, the Prince of Wales, Mr. Balfour, the Prince of Siam, Sir Robert Ball, and a few others. It was delightful. Everyone was so kind. They all seemed to know me so well. I was received by Sir Charles Russell, while the Solicitor-General and Mr. Napier Higgins were told off to see to my particular welfare. I did noi have the honour of a chat with H.R.H. nor with Mr. Gladstone. Benchers and their guests sat at the high table, 300 barristers were in the body of the hall, and the students were in the gallery. Nearly all say they are so glad W. is to enter there as a pupil. Two of the Benchers are to sign his papers, and two others of them have given me a general invitation always to stay at their houses when I go to London."

The following stories and extracts from letters received from my father during the Cambridge period have been contributed by a friend :

"We (Sir Robert and I) were taking a delightful walk through the Fen country. We arrived at a little inn which bears the sign, * Five miles from Anywhere. No hurry,' ex- ceptionally thirsty. We could get only half-bottles of soda- water. Apropos of nothing, I asked him if he had ever drawn up a ' homicidal list ' of people he would shoot at sight. * Yes, certainly,' was the reply; 'and I have headed my list with the inventor of half-bottles of soda-water ! '

"We were talking of someone whose powers of digestion were exceptional. Sir Robert said : ' I wonder if he ever tried padlocks? '

" I went with him to a hairdresser's in Newry. The pro- prietor, a German, greeted him effusively as an old client with the words, ' I am ver' glad to see you, Mr. Johnson. It is long time I have seen you ; I have seen you last in Belfast. It is ver' pleasant.' R. listened to this and many more remi-

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niscences, and said that he too was glad to meet him. 'But,' he added, ' I think I ought to tell you I am not Mr. Johnson.'

"He told me of another visit to a barber, when he was informed that his hair was getting very thin, and the barber recommended the use of a certain lotion.

"Sir Robert : ' I bought a bottle of that lotion when I was here last '

" Barber (interrupting) : ' On looking closer, sir, I see signs of improvement. The new hair is beginning to appear.'

"Sir Robert : * But I never used it I '

"He once met a lady in the carriage of a Swiss mountain railway who was extremely nervous about the ascent. By way of comforting her, he said : * Well, madam, there are four things which must give way before we are hurled to de- struction, and so far only three have been known to fail. When the fourth goes, you won't have time to say your prayers I '

"Talking of a certain professor whose energies as a college tutor were not remarkable, he said : ' I believe he finds it almost impossible to do any work between meals.'

"He spoke of another professor who was deplorably igno- rant of any subject outside his own. Going one day to a college library, he said to the clerk : ' Would you direct me to some book which would explain to me clearly the difference between longitude and latitude, as there seems to me to be an unneces- sary amount of complication about the matter ! '

" He once told me of a scientific meeting where the question arose as to why the woodcock, which starts in a bee line south in its migration from Norway, should arrive on the west, and not on the east, coast of Ireland. The explanation suggested by a learned geologist present was that the diurnal revolution of the earth during the bird's passage had brought the west coast under it by the time it had reached Ireland !

"He spoke of one of his cousins, who, in his youth, was fond of the wildest pranks and adventures, but was nevertheless of a religious turn of mind. When discussing his future career, this boy told his parents that the job he felt best qualified to fill was that of chaplain on board a pirate !

"Sir Robert also told me of an old friend of his who was always sceptical about the reputed wealth of the Irish heiress.

Lowndean Professor at Cambridge

* In fact,' said Sir Robert, 'he had invented a formula for reducing an Irish marriage portion to its proper dimensions. It was : ' Take a nought off and divide by two.'

"With reference to the comparative smallness of the popu- lation of the earth in relation to its vast area, he said : ' The whole population of the earth might have comfortable seating accommodation in the Isle of Wight.'

"We were talking of the duration of the coal supply. He said : ' People say that when the coalfields are exhausted we can use electricity, forgetting that its production depends upon the coal supply. You might as well say that if the horse that draws the canal boat drops dead, we could still pull it along with the rope ! '

"On one occasion he took part in a discussion on mathe- matics in its relation to statistics. Amongst other things considered was the number of barrels of beer of a well-known brand consumed annually. He mentioned that on one occa- sion all calculations proved erroneous. In no way could the brewer e;cplain the increase in consumption during a particular month, until at last it was pointed out to him that the birthday of a famous temperance reformer fell during the period in question !

"I once asked permission to give his name as a reference when I was endeavouring to make certain lecture engagements for myself. Sir Robert wrote in reply :

" ' You can, of course, refer to me when you are writing, and if they apply to me you will get such a character for a lecturer, that even though you were directly inspired at the supreme mo- ment by the angel Gabriel, you would create bitter disappoint- ment, such would be the expectations that will be raised by what it will be my duty to mention ! '

" In reference to a lecture which I had given he wrote :

" ' I knew your lecture would be a success ; the very fact that you were anxious about it was to me an augury that it would be so, I often think of a remark I once heard David Plunket make, to the effect that all his greatest and most successful oratorical efforts had been preceded by many hours of the most dismal anxiety and painful forebodings of failure. Once you reach the callous state of a certain old veteran in the lecturing line, of whom you have possibly heard, the nervousness and anxiety are things unknown ; but it is very doubtful how far this is

Reminiscences of Sir Robert Ball

altogether an unmixed blessing so far as the audience are con- cerned, however greatly it may contribute to the lecturer's peace of mind.*

"With reference to the appointment of a certain man to a professorship, on the ground that he had ' teaching experi- ence,' which his rival had not, he wrote:

" ' Perhaps your friend has had teaching experience. This is the argument dear to the official mind, and conclusive. Just forty-five years ago they refused to give me a professorship at Cork, because I had no ' experience ' of lecturing. May the Lord forgive them ! '

"With reference to Boswell's ' Life of Johnson ' he wrote :

'"1 never till the present time read Boswell's Johnson. It is one of the greatest literary pleasures I have ever had ; but I never find out these things till a million years after everyone else.'

"As to the appointment of Professor Whittaker as Astronomer Royal of Ireland he wrote :

" ' Now let me commend to your most special and careful con- sideration my very great friend Whittaker. He is the only man I know of who can properly succeed Joly. And the place will suit him in every way. He is a keen gardener and a man who has infinite capacity for making things go. Then as to his scientific attainments, he knows more of the mathematical part of astronomy than anyone else in Great Britain, or if you like to add Europe, Asia, Africa and America, I won't demur. A modest, charming man in every way. He has already made one discovery which the greatest mathematician of the last two centuries would be proud to have placed to his credit.' *

"From a letter inviting me to join him in London :

" ' But perhaps you will have to remain at home to learn Irish ! I hear it is proposed that all the lectures in the National Univer- sity are to be given in Irish, and that the Pons Asinorum must, in future, be demonstrated only with Book of Kells' capitals on the figures ! *

"In praise of the Royal Dublin Society (written from Cambridge) :

"' Perhaps since my residence at a distance I see the R.D.S. in a more just perspective than was possible when I was daily passing through it. I was always attached to it, but now I see

* See p. 164, post.

Lowndean Professor at Cambridge

it as a society unique in the kingdom, steadily pursuing on the very largest scale a policy of the greatest beneficence and utility. Long may it flourish.'"

He was asked by Mr. Willett to express an opinion on the Daylight Saving scheme. He used to say with reference to this proposal that the astronomer ought obviously to oppose any scheme which would necessarily shorten his hours of re- search ! However, he did write the following paragraph, to which prominence was given in one of Mr. Willett's published pamphlets :

" Which is the better for our waking hours, glorious sunshine, which costs us nothing, or expensive and incomparably less efficient artificial light ? Only perverted habits could make us hesitate as to the answer to this question. The admirable scheme of Mr. Willett will rescue 210 hours of our waking life from the gloom of man's puny efforts at illumination, and sub- stitute for it sunbeams. There are no difficulties connected with the scheme which could weigh for a moment against the advantages of its adoption. Meridians were made for man, not man for meridians."

Sir Joseph Larmor has written as follows concerning my father's work at Cambridge :

"In 1892, Ball migrated to Cambridge to become Lowndean Professor of Astronomy and Geometry, in succession to the great dynamical astronomer John Couch Adams. Though his appointment cannot be said to have been anticipated by mathematicians at Cambridge, who were hardly aware that he was available for the office, Ball's reputation had preceded him. In those days, under the influence of Thomson and Tait, Stokes, Clerk Maxwell, and other mathematical physicists, mathematical studies at the English University were still cast in an objective mould. Instead of forming an isolated abstract discipline, mathematics was regarded as the key to exact know- ledge in all those branches of science which admit of quantita- tive treatment, and it received a rich reward from them in turn by way of reaction. Applied mathematics was studied mainly in its relation to Natural Philosophy, to use a British designa- tion which has persisted since Newton's treatise ' Philosophise Naturalis Principia Mathematica.' It had been recognised that mathematics had no great chance of popularity if its development did not interact with some of the objective natural

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Reminiscences of Sir Robert Ball

sciences such as astronomy, optics, or electromagnetics. As a result of this tendency, the ' Theory of Screws ' had already become known at Cambridge, and especially welcome from the feature that the arguments were clothed in a charming combination of geometry and dynamics. Long after he came to Cambridge, when his activities were thought to be fully occupied in other directions, the subject continued to occupy his attention ; and his friends received at intervals substantial quarto papers excerpted from the Transactions of the Royal Irish Academy, with the title ' Tenth ' or other ' Memoir on the Theory of Screws.'

"His predecessor at Dunsink, Sir W. R. Hamilton, in his later years, had become, in a sense, obsessed by his own fundamental invention of Quaternions, and had spent much time in translating all known mathematics into the forms of that calculus, incorporating fresh discoveries which suggested themselves as he went along. It was even said that he would sometimes begin his Statutory lectures on astronomy in Trinity College, Dublin, by announcing that, in order to have a proper conception of the beauties of mathematical astronomy, a just apprehension of the Calculus of Quaternions was essential, and after this the subject of astronomy might be no more heard of. In a lesser degree it may perhaps be said to have become fundamental in Ball's mind (though of late not insisted upon in public with the enthusiasm of earlier years) that the general spacial relations of dynamical science required for their adequate expression the imagery of the ' Theory of Screws.' He often announced courses of lectures on the subject; and his work on it was brought to an appropriate end by a monumental treatise (544 pp. royal 8vo) published by the University Press. In contrast with the earlier book, which evdry mathematician could find time to appreciate, this later volume is in the main for the specialist.

"In the early days of the ' Theory of Screws ' Ball had made the acquaintance of W. K. Clifford at meetings of the British Association. They were drawn together by a common interest in geometrical forms, including non-Euclidean geometry; and both had a play of humour and frolic which made them for some years main upholders of the lighter side of the activities of that scientific body. About the same time he had inoculated his friend Professor J. D. Everett with

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the ' Geometry of Screws,' to the great advantage of that study. I can remember an oracular announcement which he made to Everett to the effect that ' The Theory of Screws is now all done with ; it is quite obsolete ; it is all going over into non-Euclidean space.' I also remember him recounting, in more serious vein, how, at a meeting of the British Associa- tion in the 'seventies, there turned up a young geometer from the University of Erlangen, Felix Klein, already a leader in the German mathematical world. Klein told them about Pliicker's linear complex, and certain recent developments in the fascinating field of geometrical relations which it involved, a field in which Klein had first shown his own genius. Ball described how he and Clifford captured Klein after the meet- ing, and sat up half the night exchanging ideas, the interview culminating with the impatient and admiring complaint that there was positively nothing they could tell him that Klein did not seem to know about already.

"I recollect an opinion expressed by the late Professor George Chrystal, of Edinburgh, who had every right to be heard on such matters, in the sense that, whatever might be the Facts as to priorities, there could be no question but that Ball's contributions to the ' theory of Screws * were tarred with the brush of genius.

"As to the relation of Ball's work to that of the more abstract geometers, reference may be made to the remarks of a high authority, Mr. G. T. Bennett, in an obituary notice published in the * Proceedings of the Royal Society.'

"Ball's advanced lectures at Cambridge were not limited to geometry. He liked to expound at first hand the great French mathematical astronomers such as Laplace and Lagrange. In so doing he followed a tradition long obser\'ed at Dublin University, which was perhaps the reason of much of the success of the Irish mathematical school.

"A treatise on Spherical Astronomy was the last of his mathematical works. When the book appeared, in 1908, some of his friends were struck with wonder that the writer, whose sparkling touch pervaded his fascinating books on de- scriptive astronomy, and whose severer geometrical fancy ran through the 'Screws,' should have produced such a blunt, business-like book, almost forbidding in its strict attention to the often tedious routines of astronomical reductions a book

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Reminiscences of Sir Robert Ball

which rivalled in dryness the most unemotional treatises of its class.

"When Ball emerged from his abstract labours studies which apparently came very easy to him he took delight in assisting generally to ' make things go.' Thus he was for some time chairman of the Conservative organisation in the University; but he refused to be beguiled into Parliamentary service. In a conversatian with him on the need for an edition of 'Select Papers of Sir W. R. Hamilton,' at about the time when a concatenation of uncontrollable circumstances had landed me in the political arena, I remember his gentle rebuke that he would much rather see me prepare such an edition than become involved in the distractions of Parliament I

"A full and brilliant life was destined to end in a long and helpless illness. But the interests that were so vivid remained to the end, and when he could no longer take any part in con- versation, it was an obvious pleasure to him to hear about what was going on in the University in which he had played a prominent and genial part, and in the larger scientific and social world without."

The rest of this chapter consists, in the main, of letters written or received during the Cambridge period.

In January, 1894, he had two unusual visitors at the Observatory. It appears that Mr. (now Sir George) Alexander was about to produce The Masqueraders, by Henry Arthur Jones, at the St. James's Theatre. The cast included an astronomer, and part of the scene was laid at an observatory.

Writing to Mrs. Millington, he said :

"You would be amused to hear who were here to lunch to-day, and still more to know the object of their visit ! Mr. Jones, the playwright, and Mr. George Alexander, the actor, want to see the inside of an observatory, for they are going to represent it in the scene of a new play to be called, ' The Masqueraders.* Did you hear of the great fame John Todhunter has obtained from his play, ' The Black Cat ' ? "

His love for Christmas is shown in a letter to his sister, Mrs. Millington (December 26th, 1896) :

"I am still fond of dear old Christmas! I listen for the joy bells, and even I was touched by the music in King's. The

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Lowndean Professor at Cambridge

choir is certainly lovely. We had unfortunately only a small party at the Christmas table, for Minnie was in bed with a cold, but, by timely measures, she seems all right this evening. We have a young American here. Like most of his countrymen he is much better read than the analogous youth of our country, and, moreover, he is not a bit shy, so that he is a very pleasant addition. . . ."

He was intimately acquainted with Professor Charles Jasper Joly, F.R.S., Astronomer Royal of Ireland, and with John Joly, F.R.S., Professor of Geology in the University of Dublin.

Of Professor Charles Joly, who died early in 1906, he wrote to Mrs. Millington on January 6th, 1906 :

"Joly was my intimate correspondent for ten years or so, and I have a wonderful series of his letters almost all complete (over 100). They mostly relate to mathematics. It is a griev- ous blow to me. I prized his friendship and warm intellectual sympathy more than I can express, and I often thought (selfishly, perhaps) that as he was twenty-four years my junior, I might look forward to enjoying our friendly intercourse during the rest of my life. As is so often the case, I am now regretting many lost opportunities.

"I have derived so much benefit in every way from his know- ledge and sympathy. We were engaged, in a way, almost alone among English mathematicians, in the pursuit of Quaternions and the Theory of Screws, and for many months back I had been most diligently studying his writings so as to bring myself up to the point where our correspondence and interchange of views might be still more fruitful. We had as our special object to make the xvx)nderful life work of Sir William Hamilton better known, and now alas! . . . ."

He wrote to Mrs. Joly on January 23rd, 1906 :

"It was always such a pleasure to us to think of you at Dunsink in the place we loved so much, and I cannot tell you what a happiness and interest and enjoyment to me his [Mr. Joly's] delightful letters have been for the last ten years. I have always preserved them carefully, and now treasure them more highly than ever. They began about scientific matters, and though science was always present, I have in the later letters abundant illustrations of his richly stored mind. WTiat wonder- ful ability he had! The greatest difficulties to most of us seemed always easy to him. I had been so looking forward to the renewal of our letters, and now, alas! The greatest heights he would have reached easily if it had not been that he

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was cut off so early. His splendid devotion to the memory of Hamilton will bear excellent fruit for countless years to come.

" Trinity College can ill afford to lose her most illustrious son.

"I am only anxious to know in what way I can, now or at any future time, be of any service to you or yours."

I have found a great many of the hundred letters referred to in the letter to Mrs. Millington. Most of them relate to higher mathematics, and are too abstruse for these pages. I have, however, selected a few which show that the minds of the two astronomers were ever running on the same great themes.

In a letter to Professor Joly, dated January gth, 1900, he wrote :

" I am so glad to hear you say that you refer to the extra- ordinary accuracy of Hamilton's work and the unsparing pains he took. By the way, is there not some story or other to the effect that he walked one night the whole way from Dunsink to the printing office in Dublin in order to get a semi-colon changed into a colon ? This will at least serve to illustrate the unspar- ing pains which you refer to. I greatly admire also your reserve in what you say as to modern developments, and as to the ex- treme caution needful in modifying or improving the Calculus. I am inclined to think you are very wise in not printing a biblio- graphy. There are always such a lot of rubbishy papers and futile discussions which, though they may not be actual paradox, are still unworthy of being admitted, and yet, as you say, a hornet's nest is aroused. The quoting and reference now so extensively practised seems to be the bane of all literature. We are always told the Bible is the highest type of literary perform- ance, and among its other excellences we don't find Joshua quot- ing Moses, or St. Paul expressing his acknowledgments to St. Luke. I don't doubt that Laplace's plan of ignoring everybody was the proper course for a Laplace. You will, I am sure, let me know when you are here, for both my wife and I hope to see Mrs. Joly this time."

On October 15th, 1900, he wrote to Professor Joly :

" I feel almost like the people who swore they would neither eat nor drink till they killed Paul ; my object, however, not being the murder of an apostle, but the discovery of what is the real inwardness of the co-reciprocal screw system. Like you, I long to see such a system, and I know the sight would be wx>rth seeing, but there are difficulties that for the life of me I cannot conquer at present, but I am sticking into it morning, noon and

Lowndean Professor at Cambridge

night, and have certainly struck into some pretty and pleasant by-paths though I have not yet hit the main high road."

He also discussed educational questions with Professor Joly. On January 2nd, 1903, he wrote from Cambridge :

"The forces over here are marshalling on both sides for the contemplated attack on Classics as a compulsory subject. The Syndicate has been appointed (but not without a struggle) to consider the subject and report in the May term. I find it very hard to make up my mind on the matter. However, fortunately, I have not yet any occasion for doing so, but the report of the Syndicate will come before the Council in the first instance, and then we shall be in for a jolly fight. The Senate will probably not accept any change, for many will vote non placet because they think the proposal goes too far (whatever it may be), while still m.ore will vote non -placet because they think it does not go far enough. This place has the most perfect democratic government I have ever heard of. The youngest man in the place, if he has a little resolution united to ability, carries as much weight, and often more, than the most hoary-headed sage of three score and ten.

"I am so glad to hear the Quaternions are under way in the printers' hands. More power! I have banished all Screw temp- tations at present and am squaring up to my book on spherical astronomy ! "

The references in this letter to "compulsory classics" are interesting. It is clear that in 1903 he had not made up his mind.

I am in a position to state, however, that, notwithstanding his early dislike for Greek and Latin, my father never voted for their abolition from the Cambridge curriculum. His view, often expressed verbally to me, was : " I should be glad to support the abolition of compulsory classics if I were satisfied that subjects of equal educational value could be found."

His love for mathematics and intense enthusiasm for the works of the great men Lagrange and Laplace often caused him to write delightful letters to those who were able to share his interest. From one of many letters to his son Robert on this and kindred subjects the following may be quoted :

" My lectures on the Planetary theory are in full swing now, and it takes me all my time and brains (and would take more of the latter, if I had them) to do justice to this subject, which is in truth one of the most magnificent intellectual achievements ever made by man. It is impossible to describe the beauty of

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Reminiscences of Sir Robert Ball

Lagrange's immortal theorems. {Here follow several pages of mathematics.) If Jupiter were simply reversed in his track, but every other circumstance of the orbit was left unchanged, all the guarantees for the permanence of the solar system would be gone ! This is just one of the points established by beautiful mathematical reasoning,"

Upon the discovery of radium the Lowndean Professor im- mediately began to consider the place which this new element occupied in the universe. On October i8th, 1903, he wrote to Professor Joly :

"Have you seen radium? It certainly gets over the greatest

of scientific difficulties, viz. the question of sun-heat. The sun's heat cannot have lasted over 20,000,000 of years if it is due to contraction. But the geologists would have, say, 200,000,000. Now the discrepancy vanishes if the sun consists in any con- siderable part of radium, or something that possesses the like properties. It is a most instructive discovery. I feel it a re- lief, in the same way as I have often done when some apparent contradiction in mathematics has been happily elucidated. It seems now that the moon must have been appreciably nearer within geological times, and that the huge tides must have been responsible for the early stratification of rocks."

In May, 1899, the Cambridge University Press undertook the publication of "A Treatise on the Theory of Screws." This appeared in due course. Let me quote from a letter written to my father by Dr. Johnstone Stoney (May 7th, 1900) :

" I warmly congratulate you on having got through the labour involved in your publication in full of your great work on Screws. It is truly a magnum opus, and the fundamental con- ception which you have followed up with such success strikes the mind as one of the most elegant in the whole range of geometry or rather of kinematics. I shall value much, and on more than one ground, the copy which you have sent me."

In the same year he had some correspondence with his old friend Mr. Monck about the appearance of meteorites. He wrote to Mr. Monck as follows on April 2nd :

"Your book just reached me as I was leaving home for a trip to Ireland. I did not like to send merely a formal acknow- ledgment, so until I had read the book, as I have now done, I postponed writing.

" My first feeling is one of gratitude to you for the fresh light you have thrown on the subject by your vigorous and in-

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- S^ns, Cambridge

THE MERIDIAN CIRCLE AT CAMBRIDGE OBSERVATORY

Lowndean Professor at Cambridge

dep>endent treatment. So many of the people who vrrite get into conventional habits of what it would be absurd to describe as thought, that it is truly delightful to read the views of a very able man who sets down fearlessly what he has to say. There are many points which I should like to discuss with you. At present I will only say that I thank you heartily for )our kind word about the meteorites.

"The fact is that the common notion among astronomers, who have neither logic nor imagination, as to the origin of meteorites is the following beautiful syllogism :

" Periodic meteor showers enter the atmosphere from outside.

" Meteorites enter the atmosphere from outside. Therefore meteorites and periodic meteor showers have a similar origin !

" There is really nothing but this rubbish in support of what most writers take for granted, that the meteorites which are in our museums and the objects which make the Leonids are of a kindred cosmical character.

"The fact, however, that the Ovifak iron, 'meteoric' in its appearance, never left the earth at all (as is proved by the speci- mens at South Kensington) shows that the most characteristic 'meteoric' product is a terrestrial material. Peary's so-called ' meteorite ' is, I believe, of the same character ; while at Coon Butte, in Mexico, a pudding-headed geological survey man descanted on the miraculous coincidence by which a flight of great iron meteorites from heaven were dumped down into a bed of lava while that was still soft, so that the lumps of iron stuck out when the lava was cold. Of course, this iron, though certainly the iron nickel alloy, had come out from the earth with the basalt, but had never been shot away. Because it was the same stuff as is found in meteorites, thereupon, argues this sage, it must be a meteorite.

" A meteorite, like Macduff, was ripped * from its mother's womb ' from some great mass, certainly not from anything of the nature of a comet, wiiile the periodic shooting stars are, of course, connected with comets.

" Other noodles have urged the resistance of the air as a difficulty when opposing the motion of a volcanic projectile at six miles a second. They fail to see that such an outbreak means a tremendous discharge of vapour, and gases as well, in the middle of which clouds of missiles may ascend without any atmospheric resistance. This was seen at Krakatoa."

After his work on " Spherical Astronomy " was published he wrote to Dr. Rambaut :

"I have seen no notice of my book except one in the Scots- man, and I have only had one letter on the subject which calls L i6i

Reminiscences of Sir Robert Ball

for any remark. It was from Professor Newcomb, who, as you know, has recently published a book on the same subject. He wrote :

" ' It is very interesting to notice how completely the purpose of your work differs from that of mine. You treat the subject as an interesting branch of applied mathematics, while I have mostly in view the requirements of the working astronomer.'

" This extract will be a useful pellet, when I am accused, as of course I may be, of having stolen everything in the book from Newcomb's work. Had I not this I should merely have had to fall back on the stupid fact that ninety-nine per cent, of my book was written before Newcomb's appeared! This being merely a truth would, of course, be no use in connection with the average ' review.' "

My father received many letters from readers of his. books. Perhaps "The Story of the Heavens" was the one most fre- quently referred to. On November 25th, 1893, ^ ^^^J wrote from Manchester :

" I feel that I must write and thank you for having written that glorious book ' The Story of the Heavens.' I have just finished reading it aloud to my husband, who has been confined to his bed for several months. It has given him the greatest imaginable pleasure. We have both enjoyed it most thoroughly and feel grateful to you for the pleasure it has given us."

The father of a midshipman wrote in January, 1894, to say that before his son joined the Training Squadron (H.M.S. Active) on a cruise to the West Indies he had given him a copy of " The Story of the Heavens " :

"Whenever my son writes he speaks of the delight that it gives him, and he has also given us strange accounts of the ignorance of some of his messmates as to astronomical subjects. In a letter received to-day, writing from near Sierra Leone on Dec. i6th, he says : 'I have started a regular astronomical fever in the ship. Everyone is reading my book and hunting out the stars. All the principal stars in sight about eight to ten in the evening are well known to us, and as we go south there are still more new ones to be seen. The Commodore has given an order that an observation of a star is to be taken every night by the midshipman of the watch.'

"I am not at all surprised, having read some of your most brilliant and interesting wrttings, to find that your fascinating descriptions of the heavens have had this effect upon my boy and his shipmates. Last night I myself sat up until midnight reading ' The Story of the Sun,' and your other work lately

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published. I thank you, therefore, on my own account for the delight you have caused me, and still more that your work is offering to my boy such an ennobling and stimulating study as that of astronomy.

" This, no doubt, is only one of many such tributes that you receive. But it is very sincere."

In 1897 there was a call for another edition of "The Story of the Heavens." The assistance of Dr. Dreyer was invoked on this occasion. On July 19th my father wrote, in reply to a suggestion that the chapter on "The Planet of Romance" should be expunged :

" I am not at all disposed to sacrifice the chapter on ' The Planet of Romance.' I quite agree in what you say, and that the evidence hitherto (Watson alone excepted) is entirely nega- tive. But no amount of negative evidence will demonstrate to me that such a thing does not exist. Prima facie, I think it very likely that intra-Mercurial planets do exist, and I can by no means treat as wholly unworthy of credence the observations of so skilful a man as Watson. But I have no objection to have the conclusion qualified a good deal, by saying that no such bodies have been seen by any of the modern investigators. I would like, of course, to have full justice done to Lockyer's work throughout. The meteoritic hypothesis will be a difficulty. We must, however, say something about it. I do not, however, in the least withdraw anything I have said myself with regard to the origin of meteorites. Everything that has happened since seems to make the terrestrial volcanic view of their origin a more reasonable one."

He had numerous letters from Professor Barnard. The following from the observatory of the University of Chicago (August I St, 1 901) is typical :

" I want to thank you for a copy of your most excellent little book on astronomy. I shall be glad to recommend it to those who want a most admirable and clear account of astronomy. Your writings are always so clear and satisfactory and are so easily understood by those who are not able to grasp the average writings on the subject. It is a pity there is not more written in this simple, clear, and comprehensible style.

"I also want to thank you for the copy of the paper con- taining the excellent drawing showing you lecturing in London. I wish I could have been at one of those lectures !

"Ah, me! I have just got back from Sumatra, where I tried to photograph the eclipse of May i8th. It makes me sick to

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think of the whole thins^, all that long journey, all the hard labour and anxiety, and all the most perfect preparations, every- thing to be lost by a few miserable clouds. It is too bad. I had made most admirable preparations ; using the sixty-one and a half feet coelostat with one plate forty inches square and two thirty inches square , and five, fourteen by seventeen.

" Everything w^as in splendid shape and worked to perfection and such a duration of totality! All to be spoiled by clouds. We passed close to Krakatoa in the Strait of Sunda. It was the most interesting thing we saw all the journey mainly from the fact that it was the object that filled the earth's atmosphere full of dust for several years and caused our red sunsets of 1883, etc. I succeeded in getting some photographs of it. What remains is now 2,600 feet high.

"I left here on Feb. 6th for Sumatra and got back a week ago. It was a long journey and the latter part of the return a most tiresome one. But if I had got a lot of fine photographs of the corona, I suppose it would have been different and that I should have sung all the way back. Verily the path of the successful is strewn with roses, and he that meets with failure finds nothing but stones in his way."

My father's joy knew no bounds when Professor Whittaker solved Laplace's Equation. He wrote to Dr. Rambaut (Sep- tember 30th, 1902) :

"Had Tisserand contained a solution of Laplace's Equation it would at once have become one of the great classics, but this discovery has been reserved for Whittaker. No mathematical discovery made within my recollection has given me the thrill that this has done! Every mathematician from the days of Laplace down would have been only too proud to have accomplished such a feat. The great beauty of it is that it is so simple. In these days when such awful mathematics are the rage a result so com- paratively elementary (though it does involve a definite integral) is very refreshing."

A letter to his old college friend, Mr. W. H. S. Monck, dated March 31st, 1902, relates to the appearance of a new star. It had been suggested that the new heavenly body was the result of a collision between two such bodies in the sky, each travelling at immense speed. He had also been asked as to the relative age of the planets :

" It is indeed hard to understand the 18,000 miles a second of speed, and we must only await further information. The sud- denness of the phenomenon seems to require something of the

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nature of a collision, though indeed, if we had not seen such a velocity produced, I do not think we should have thought it possible. I cannot think that the view which supposes what we have seen on the photograph to be merely reflected light is tenable. Reflected light from such distances seems impossible, unless the photographic plate w^ere capable of representing light a millionth part of the intensity of visible light.

"As to the relative ages of the planets I know nothing. I see in the spiral nebulae the inner parts are sometimes more developed than the outer parts, and sometimes vice versa, and therefore the relative ages of the planets in our system is to me a phrase totally devoid of any meaning or physical significance. I only say to the other planets what the Irish carman said to the old lady, 'Whatever your age is, ma'm, you don't look it! '

"Your countenance smiles down upon me at one end of the group of ten which was taken some forty years ago. The other comer man, John Shortt, I had the great pleasure of seeing here the other day ; he is, as you doubtless know. County Court Judge in Cambridge.

" I note what you say about the eclipses, and I shall preserve your letter, but I don't know anything about it at present."

His chief assistant, Mr. Andrew Graham, wrote the follow- ing interesting letter with regard to the discovery of Neptune :

"You recall to my recollection an incident, connected with the search for Neptune, which I related to you several years since; and which I had from the lips of the Rev. William Kingsley himself, one of the agents in the affair. You wish me to put it on paper, and I do so all the more freely as it is now of historical interest and ought not to be forgotten.

"About the time of the discovery. Professor Challis and the Rev. William Kingsley were dining in company at the Fellows' Table in Trinity College, when the conversation naturally turned on young Adams, of St. John's College, the brilliant Senior Wrangler, his researches on the perturbations of Uranus, and his attempt to locate the cause of those perturbations, which the at- tractions of Saturn and Jupiter failed fully to account for.

"Professor Challis stated that Adams believed that the irre- gularities w^re due to the action of a superior planet, about twice the distance of Uranus from the sun, and had actually given him the Right Ascension and the Declination of the disturber, obtained from his investigations ; and, moreover, that he and his assistants had been examining places of unknown stars, and inserting them in an atlas for future examination. He added that a night or two previously he had detected in one of the stars what appeared to him a very small disc, which, of course, he

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intended to re-examine on the first clear night. ' It is clear now/ said Mr. Kingsley, ' why not go to the Observatory and have a look at it ? * They went, as soon as they could with pro- priety leave the hall, and began to prepare for going out to the Northumberland Dome, when Mrs. Challis interposed and said, ' You must not go out till you have a cup of tea.' They yielded, the tea was made and disposed of, they got on their wraps, and, alas, the sky was hopelessly clouded !

" P.5;— Airy heard it, but didn't believe it,

Challis saw it, but didn't perceive it."

In December, 1902, Mr. Samuel Roberts, M.P., wrote to Sir Robert with reference to certain pictures of the Great Comet of 181 1. He said :

" I have referred to my grandfather's pictures of the comet, and I find it was 181 1.

" I St Picture. As seen at Park Grange, Sheffield, September 2nd, 181 1, at 8 o'clock.

"2nd Picture. Ditto on September 17th.

" 3rd Picture. Ditto on October 5th.

" Can you kindly tell me if this comet has a recognised name ? "

He received the following reply :

"It does not appear that any name has been specially as- signed to the Great Comet of 181 1. It appears to have been discovered on March 26th, 181 1, by Flaugergues, and to have remained visible for the exceptionally long period of seventeen months. It is said to have been conspicuously visible in the evening of the autumn of 181 1, and it had a tail twenty -five degrees long and six degrees broad. Doubtless the very inter- esting pictures by your grandfather to which you refer were taken when the comet was at its best. It appears to have a period of about three thousand years, so those who are living in the forty- ninth century may hope to enjoy another apparition. Consider- ing the dearth of comets visible to the naked eye in recent years, it is interesting to note that there was a second comet which appeared in November of 181 1, and that in 18 13 there were also two bright comets."

One of his oldest friends, a clergyman who was a confirmed bachelor, having expressed certain views as to marriage with a deceased wife's sister, Sir Robert wrote in playful vein as follows ;

" I am surprised at you sending me such a thing. What on earth do you know about the deceased wife's sister ^ Wait until

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you get the one sister first of all, and then write to ask my opinion. Perhaps you are like the man in Ireland whose wife was a confirmed invalid. He went to his rector to know if he mightn't marry his wife's sister. 'What do you mean,* said the rector, ' by such a question have you not got a wife already ? ' ' Yes, your riverence, but sure, I hear how thim lawyers say a man may marry his diseased wife's sister ' !

" I am sure I don't know why a man like you, who has not got a wife at all, should suddenly become so anxious to get two. I have a great mind to send your letter on to the Bishop ! "

On one occasion he was asked to compose a few lines which were to be entombed in the foundation-stone of an American observatory.

Dr. David Todd, of the Amherst College Observatory (Mass.), wrote as follows (May 28th, 1903) :

" The building of our new observatory has progressed so rapidly that we shall lay the corner-stone on June 23rd (Tues- day of Commencement Week). Our Board of Trustees would greatly appreciate it, if you could send a brief word of greet- ing, to deposit with the other pap)ers in the bronze box which will be sealed in the corner-stone on that occasion."

The reply was in the following terms :

"Observatory, Cambridge, June 9th: Your very kind letter has given me the one chance in my life! I have long despaired of immortality. Now I see it unexpectedly offered me. With what gladness do I accept the opportunity !

"Yes, please, do lay this letter in your bronze box, which is doubtless as strong and enduring as the occasion requires.

" I look through the ages. I see the Amherst College Obser- vatory for many a decade, for even certain centuries, discharg- ing its noble function of contributing to our knowledge of the Universe. I see it a venerable pile with great traditions, and, remembering the westward course of Empire, I see, I must see, this great Institution passing into decline ; I see it even as a ruin, and in thousands of years I see it mouldering into decay.

" Then after yet further immense ages, I see a new Ice Age approaching. I see the great ice sheet rearranging the materials of civilisation. Looking still further, I see the ice sheet vanish. I see the fairest parts of our earth warm again with sunshine, glowing with flowers, and occupied with new races of inhabitants as much advanced beyond man, as man is beyond his arboreal ancestors. I see some future geologist exhuming an astonishing object from boulder clay perhaps a thousand miles from Am-

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herst. I see him at a specially summoned meeting of the Great World Academy, forcing open a bronze chest of indescribable antiquity. I see him with trembling hands raising from it a crumbling mass of archives. I see the archaeologists crowding around, striving to decipher inscriptions in unknown symbols of unknown antiquity.

"I would fain hope that at last they may discover how a British astronomer once sent to his friends and colleagues across the Atlantic a heartfelt message of sympathy and good will, expressive of his best wishes for the success of the new Amherst College Observatory."

He wrote of Mr. Lecky and Dr. John Purser in a letter to Mrs. Millington (October 25th, 1903) :

" I have just lost two friends ; it is hard to say which I re- spected the most. They are Lecky and John Purser. I have known each of them for forty years, and though of late I have not seen John Purser very often, yet I do not think that much interfered with our mutual regard. They were very nearly my contemporaries two or three years senior. It was a big differ- ence when we were in College, but it is not much now, with us old people. I am recalling all day a line in one of Lecky *s poems (most people know him only as an historian) :

" ' How hard to die ; how happy to be dead ! '

" The character of each of the men was even more remarkable than his attainments. I shall sadly miss Lecky's gracious presence in the Athenaeum."

On September 17th, 1905, he wrote to the Rev. H. B. Swanzy :

"The enclosed copy of extracts from the Churchwardens' Register at St. Mary's, Cambridge, is no earthly use to me, but before pitching it into the waste basket I send it on to ask you to do anything you like with it provided I never see it again.

" It is beyond me to conceive why any mortal should care to know (as on p. 56).

" ' Item for iij vnces of ffysseman rebyn at xijd pe vnce.* But I suppose this will amuse somebody.

" Another objection I have to the book is that I can get up-to- date accounts which are just as unintelligible. It is interesting to note that these old churchwardens at St. Mary's have living descendants, who keep the same style of books. I enclose a bill I had yesterday. Perhaps you will kindly return it to me, not so much on account of its intrinsic merits as because if I do not produce it I shall lose the amount."

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The bill enclosed was as follows :

"1905 Sir Robert Ball.

Observier. August to Mr Walker Repren the feance. the

7 One posts an spures. 3-6 An slaits on gait. 2-8 time one Day 8 houres. 4-0 5 houres the next day. 2-9 tar an naills. i - 3 5 laider rounds. 1-6

the

8 new repren the barrow whel new spoaken

an new tyre on. 4-10

Paid to Mr ' I -

■Walker septem the 16."

His friendship with Sir Oliver Lodge is revealed in a letter dated May nth, 1906:

"My dear Oliver, I think I have known you long enough and I certainly have liked you well enough to venture on this liberty. You will, I hope, give me a Robert for my Oliver. . . ."

He spent many pleasant days at Greenore as the guest of Lord Rathmore. The company generally included the late Lord Justice Fitzgibbon, Mr. Justice Ross, the late Sir Thomas Snagge, Sir Charles Ball, Bart., F.R.C.S., and many others. Here is a typical letter of invitation to one of these parties which he received while in Sw-itzerland (August i6th, 1907) :

" Your brother writes to me that you are ' in hiding * and have forbidden the forwarding of letters from home, but he has at the same time sold the pass by giving me your address, and so, lest a note I send to your Cambridge abode should not reach you, I fire this further missile at you over the mountain barriers of Switzerland, for the purpose of telling you that I hope to have a little golf and a bridge * party at Greenore for about a fortnight, beginning on Sept. 4. You will be most welcome if you can manage to give me that pleasure. Your brother has promised to join us on the 4th, so do come, like a good fellow, and stay as long as you can."

* My faiher was not, however, a bridge player.

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Mr. Justice Ross made poetical allusion to the presence of the two brothers at one of these gatherings. The following are a few of his verses :

The Prior sent his message,

And in answer to his call There came the great twin brethren

Who bear the name of Ball.

One holds aloft the famous lanoe

That lays Appendix low ; The other is on friendly terms

With all the stars that glow.

His friend is great Arcturus,

His chum Aldebaran. Both Cygnus and Orion swear

There lives no greater man.

They say that stately Vega

With jealousy grows dim, When sly and coy Capella

Is winking hard at him.

My father was warmly attached to Lord Justice Fitzgibbon, who had been a playmate of his youth. He wrote to Mrs. Millington shortly after the death of the Lord Justice (October 15th, 1909) :

" Only the day before I saw you I played a bright and pleasant game of golf with Lord Justice Fitzgibbon, and now, alas! It was the fifth time I had stayed with him at Lord Rathmore's delightful gatherings at Greenore, and the old affections had revived, and I am truly mourning the loss of a friend who was a great and good man. He had been ailing somewhat, and it did occur to me once or twice that his intense energy was unwholesome.

"You cannot imagine the bright and happy friendliness at those gatherings ; but the light of them has now gone out. There is not a soul in the world with whom I can now talk about the Walkers (Hennie and Roger) who lived next door to us in Granby Row, or about the Wilsons in Temple Street. I do not know when a death has occurred which will tug at the heart- strings of so many."

His admiration for Lord Kelvin knew no bounds. Writing to Mrs. Millington (December 19th, 1907), he said ;

" * Know ye not that there is a prince and a great man fallen this day in Israel ? ' These words have been incessantly in my

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mind for the last forty-eight hours. No death which has oc- curred since that of Darwin has impoverished the world as has the death of Lord Kelvin. He was a good man as well as a transcendently great man. No more nobly spent eighty-three years were ever lived by mortal. Always kind, always hard at work, always the brightest and most inspiring example to all. Huxley once truly said of him : ' Gentler knight ne'er broke a lance.' With equal truth Oliver Lodge said that he held it a high privilege to have lived in the same generation as Kelvin!

" This tremendous event has thrust other things from my memory."

Dr. Maurice Hime wrote in 1908 to inquire whether he was not right in assuming that the appearance and the reappearance of comets are subject to certain laws, known or unknown, and not the result of mere chance. The reply was as follows :

"As to comets, we expect a comet in 1909-1910. It is the famous comet of Halley, and we know it. Astronomers know its orbit and its period of about seventy-five years. We have, none of us, much doubt that it will reappear in two or three years, though we cannot say at this moment whether it will be visible in our hemisphere. Still, there is nothing of chance in this ; more perfect calculations would settle it all.

" But, as old Kepler used to say, ' There are more comets in the sky than there are fishes in the sea,' and there are probably millions of comets of which we know nothing. Some of them turn up every year ; and owing to our ignorance but only our ignorance it is a mere chance v^^ien a comet turns up to-day, next week, next month, next year."

Dr. Bernard, Bishop of Ossory (who w^as then Dean of St. Patrick's), wrote to him in April, 1908 :

"A friend tells me that he has been informed on good authority that when Swift made his wonderful statement in Gulliver's Travels (Pt. HL, A Voyage to Lapiita, Ch. 3) about the number of satellites of Mars and their periodic time, he was not merely romancing, but writing down what some man of science had told him. I feel sure this is not the case, and would be very glad to have your view."

The reply was as follows :

"No doubt Kepler interpreted Galileo's anagram about Saturn as a triple object to mean that Mars had two satellites. We are told that Micromegas (1752) saw them, but Voltaire obvi- ously borrowed this idea from Swift. Cyrano de Bergerac seems also to have predicted them in the same way as Swift.

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Reminiscences of Sir Robert Ball

" But it is, I believe, quite certain that these are all random guesses. It is impossible that they could be seen with instru- ments of a date earlier than that of the famous telescope at Washington by which they were discovered in 1877.

"No doubt the notion that Mars had satellites was suggested by the consideration that

Venus had no satellites.

Earth ,, i

Mars ,, X.

Jupiter ,,4.

" It did not require any great genius to say that x was prob- ably 2. It is absolutely certain that no one predicted the periodic times, and the most astonishing ' shot ' in the whole of science is Gulliver's statement that the period of one of these satellites was so little as ten hours. Had Swift consulted an average astronomer he would liave been told, ' Oh, yes, certainly, let Mars have two moons. That is quiie reasonable, but the ten- hour period is preposterously short. Make it ten days and it will also look quite reasonable.' The fortunate circumstance was that Swift drew on his own genius and not on the scientific conventions.

" My own theory is that Swift wrote (under Arbuthnot's advice) ten days, but by a clerical error ten /lours was printed! The true periodic time (under eight hours) is, of course, unique in the Solar system.

" What a wonderful chapter is that on the Grand Academy of Lagadol The first University for research! The 'Sunbeams from Cucumbers ' embodies the great doctrine of the Conserva- tion of Energy, and the Professor who was ' Condensing air into a dry tangible substance' was only the type of the modern Professor Dewar, who has done exactly the same thing ! "

My father had no sympathy with the anti-vivisectionist. Writing to Mrs. Millington on November 9th, 1909, he said:

" Stephen Paget made a very good speech here on vivisection, in which he spoke of the persecution he endured, and the stones that were flung at him by the anti-vivisectionists. I was in the chair, and I was much tempted to encourage him by reminding him how the stones that were thrown at another Stephen 2,000 years ago had made him immortal ! "

Many people having written to vSir Robert to inquire whether Halley's Comet was likely to be a dangerous visitor, he wrote to the Times on February loth, 1910:

"I have received multitudes of letters relating to the comet. So many have expressed alarm as to the possibility of collision,

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that I venture to send you the reply I have posted to-day to one anxious inquirer. It was as folloAv^ :

" ' My dear ,

" * A rhinoceros in full charge would not fear collision with a cobweb, and the earth need not fear collision with a comet.

"'In 1 86 1 we passed through the tail of a comet and no one knew anything about it at the time.

"'For a hundred million years life has been continuous on this earth, though we have been visited by at least five comets every year. If comets could ever have done the earth any harm they would have done it long ago, and you and I would not have been discussing comets or anything else.

" ' I hope this letter will give you the assurance you want. So far as I can learn we may be in the tail of Hal ley about May 1 2th; and I sincerely hope we shall.

" * I think Sir John Herschel said somewhere that the whole comet could be squeezed into a portmanteau ! '"

This letter was copied far and wide. It was reproduced in many Continental newspapers, and it even reached the Indian Empire. A Parsee gentleman told me that its appearance in the Indian papers did much to allay the dread with which the natives regarded the approach of the comet.

His attitude towards Mr. Steele, his brother-in-law, is ex- pressed in the following letter (October 31st, 1904) :

"I think I must owe you many letters. I don't like to phrase it that way, for, if you will allow me to say so, you are one of those to whom it is always a great pleasure to me to write. Perhaps you would not think so from the infrequency of my letters. Did not Goldsmith say, in writing to a friend, that no turnspit dog ever went to his task more reluctantly than Gold- smith himself when he began to write letters, but that no turn- spit dog ever loved the roast beef he cooked more than Gold- smith himself loved the friend to whom this sentiment was ex- pressed? Thems my sentiments, too, when I wTite to you."

Mr. Steele read and revised the proofs of nearly all my father's works on astronomy. Writing to him shortly after "The Earth's Beginning" was published, my father said (October 13th, 1901) :

" I don't think I ever fully expressed to you all my thanks for your invaluable help about the book. Please accept those thanks now. You will receive a copy in a few days, or it may be weeks, but I have seen the last of it. Next to ' The Ice Age ' it is, I think, the best thing I have done. Reviewers will say it is

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' worse even than " The Ice Age," if that were possible.' At all events, it will owe very much to your care and loving-kindness, and to your encouragement."

A friend who had returned from a trip to Norway wrote to ask for the loan of a book which would tell him something about the geology of that interesting country. He received the following reply (August 26th, 1894) :

" I don't know any other book but ' Forbes,' which I have. I have been looking up other sources, but though I can find plenty about the coins of Norway, the oysters, and the prisons, I can see nothing as to the geology. Even Baedeker (as you doubtless have perceived) is silent on the matter.

"I do not wonder you were struck with those splendid dia- grams of geological action which the fjords present. I, too, was greatly interested in those mighty banks. They often call them moraines, but not very correctly, for what I saw were often what the geologist calls 'Water Fans,' i.e. accumulations of debris at the foot of the fall.

"The wonderful embankments which you mention are in some cases, at all events, due to two waterfalls from opposite sides generating ' Fans ' which meet. Then the lake begins to form, and it gradually washes the materials of the Fans into the shape of a great bank. When the lake grows big it bursts out and the river flows in a cut.

" I have not got Lyell's ' Principles of Geology,' but if you look in one of the late editions, you would be sure to find what you want. I should love to have a long big talk with you on the subject."

Of my father's artistic tastes it may be said that he pre- ferred a faithful reproduction of a beautiful natural object to the greatest picture by the greatest artist. Anyone who ever visited the Observatory at Cambridge will remember the photo- graph of a wave breaking on a rocky coast, which was to be seen just inside the door. The Lowndean Professor preferred to have his house filled with photographs of sunspots, Niagara, and glaciers rather than to have its walls covered with paintings.

That he did like pictures, however, may be gathered from the following extract from a letter :

"We had a great day at the private view. We saw many lovely things. Alma-Tadema's * Watching ' is exquisite an oriental girl sitting on a tiger-skin in (of course) a marble hall

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with two wondrous necklets of amethysts and topsLz! But I am told that the picture is destitute of ' artistic feeling,' of ' breadth,' and of ' spontaneity,' so, of course, I should not have admired it, but I did, and do.

"There is 'spontaneity' enough about 'St. Anthony and his Temptation ' ! A friend of mine told me he had great difficulty in dissuading his rich father-in-law from buying it. Even his daughter's remonstrances against such a shocking thing in the drawing-room were without avail, until an artist's wife pointed out the real or imaginary defect that the foot of the ' Tempta- tion ' was out of drawing. This settled the matter. But the picture is admirable.

"There are lovely things in profusion. I w^ould give every- thing I have to possess ' Calypso on her Seagirt Isle,' and ' Napoleon's Last Review ' of the two children of (who was it ?), is the most pleasing picture of the great man I ever saw."

It has already been stated that my father had trouble with his right eye. Before he went to Cambridge he had completely lost the use of it. A few years later he was advised to have the useless eye removed. He announced the acquisition of a substitute to a friend in the following terms (June 30th, 1897) :

" I commenced a new imposture on the public yesterday with a glass eye ! The last word of the oculist to me was : ' You will ■probably be much more comfortable than you have been for a long time ; you will certainly be much safer.' I have as yet really had no trouble, nor do I see any reason to dread it. I had to call on a high official the other day on some business

for a friend. He had a wig just like 's, and he had a set

of false teeth like no other human being! As I contemplated these curiosities with a steadfast gaze of my glass eye, the pious thought rose in my bosom, ' We are fearfully and wonderfully made ! ' "

A few days later he wrote :

" I am now beaming on a delightful world with my glass eye. I shall have an opportunity of displaying it to exceptional advantage on Wednesday next, when I am the guest of a hun- dred ladies who, I am informed, represent the female intellect of Great Britain. They are inviting to the banquet the hundred members of the other sex who, in the opinion of the ladies, and no doubt in their own, represent the cream of masculine perfec- tion both in appearance and in intellect.

"Mrs. came the other day to see whether my glass eye

would be endurable or not, and finding that it was (she even

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went so far as to say it was a distinct improvement to my previous appearance), she gave me the invitation on the spot! You will remember that Tycho Brahe, having lost his nose in a duel, made a copper nose which both friends and enemies alike agreed in declaring was as good as the original! Tycho said that a future ' Tychonides ' would arise w^ho might be worthy of comparison with him. In my sanguine moments I dare to aspire !

"In the opinion, therefore, of the hundred most accomplished leaders of female society, I am one of the hundred handsomest men!"

The summer holiday was generally made the occasion of a family re-union. Here is an extract from a letter in which he urged Mr. Steele to join in a tour in Switzerland :

"Now I am going to bring with me my wife and as many of my six children as can get away. I appeal to you by all the memories of old times ; by all the associations of the present and all the prospects of the future, that you will arrange to come too. Of course, the same applies to C. Pitch every thought inconsistent with this scheme to the winds. Grindel- wald is enchanting and as to Davos, I believe there is only one better place, for which, however, I am in no hurry to take my ticket."

The recipient having objected to Davos on the ground that there were too many germs of tuberculosis about, Sir Robert wrote in reply :

"I think that very likely you could do better than go to Davos so far as Swiss scenery is concerned. So perhaps it would be better to leave yourself free after Grindelwald.

"I don't quite appreciate your use of the word ' tuberculosed.' ' The fact that L. finds he can run a party there year after year, and that M. went with him last summer, and said he would like to go again, shows me that for a little stay such as we want Davos is a suitable place. As to your remark about the tubercles, you seem to forget that if you are exposed to danger, so shall I be. You remind me of a neighbour who came to re- monstrate with me three times on the ground that she believed our dog was mad, and that therefore there was a danger to her and her children!

"I could not but point out that great as was the temptation to keep a mad dog for the purpose she dreaded, yet I declined to do so because it might involve some risk to my own wife and family, not to mention to myself!

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" We simply pine for the ' Continong/ Everyone knows its beneficent effect on health ; as Wordsworth says so beautifully :

' Mrs. Gill is very ill, And nothing will improve her, Until she sees the Tuileries And waddles through the Louvre.'

" I would not recommend you to stay behind for my son Charlie,* though I much appreciate your kind thought, and he would be glad of your company. But the fact is that the right to travel the next day on these tickets is a little obscure, and I have prepared Charlie for the demand for extra moneys en route. I have counselled that he should preserve a stolidly stupid de- meanour and pretend not to understand the French ticket-takers (the pretence will not be difficult). I have even authorised him to resort to Irish blasphemy if he cannot otherwise escape."

If Mr. Steele were not one of the holiday party, he nearly always received full written accounts of all that happened. When staying at Waterville, Co. Kerry, my father wrote (August 14th, 1905) :

"This is a lovely place in fine weather, such as the last few days have been. It is full of interest in every way. The river is round the house, and the lake, the mountains, and the Atlantic are all close by. Within sight of the windows of our bedroom is a ' Druidical sacrificial stone' (so-called) and a miniature Stonehenge a really wonderful monument. We drove to see Staigue Fort. It is only the most conspicuous of a dozen other similar old forts in and about here. Your sister has developed into a first-class fisherwoman. Hooked, played, and killed three fine trout ! Her method of playing is as novel as effective. She simply backed up the mountain side until the fish gave in and surrendered to the landing-net! If I am not a fisherman, I have at all events taken out a licence for a salmon rod, and in com- pany with a bishop I am going to spend next Friday in the traditional apostolic occupation. We shall launch our boat into the deep Lough Currane.

"As I write a carriage comes doum the hill bringing guests. They are the Misses O'Connell of Derrynane, the great-grand- daughters of Dan himself, whose funeral (as I shall be sure to tell them) I saw when I was six years old.

"I received a drubbing at golf this morning from the rector here, who plays a good game. The links are situated on the seashore, with a magnificent surrounding of mountains." Charles Rowan Hamilton Ball, L.R.C.P., M.R.C.S. M 177

Reminiscences of Sir Robert Ball

Of the "Life of Cardinal Manning," he wrote on March iith, 1899:

" I have just been enjoying one of the most interesting books I ever read; the Life of Manning! Of course, this is a stale matter now, but my reading is always belated. What a great drama the whole thing is, and the biography is, I think, the best I have ever read. The whole thing would make a great play, only that there are no females in it. Not that I think much of Manning himself, or, indeed, for that matter, of any one character in the book, but it is wonderful. The fight between the Infallibilists and their opponents is grand!"

He wrote to his son Robert on May 21st, 1901 :

" Did you ever read Mill's ' Political Economy ' ? It is a charming book. I would not allow anyone to be a candidate for Parliament who could not pass an examination in it."

As all the world knows, a shower of Leonids was expected in the autumn of 1899. My father, who had a vivid recollec- tion of what he saw at Parsonstown thirty-three years before, looked forward to the enjoyment of a similar spectacle. He told his friends to do the same. In the early part of November numerous people sought his advice as to the best place from which to see the meteors, and the best time to maintain a vigil. Indeed, the callers at the Cambridge Observatory became so numerous that Sarah, the parlourmaid, was at pains to protect the Lowndean Professor from too frequent interruption. He was greatly diverted when he heard of the advice which she gave to one group of visitors. Having been told that "Sir Robert was not at home," they ventured to ask the maid if she happened to know what time the meteors were expected. "I think you had better sit up all night," she replied.

On the night when the meteors were really expected a kind of informal "at home" was given at the observatory. The chief assistant, Mr. Arthur Hinks, F.R.S., made the necessary arrangements. Writing to him on November 17th, Sir Robert said :

" I herewith enclose a cheque, being in liquidation of the refreshment account in connection with the Leonids.

" I am glad indeed that you divined my wishes so truly by taking upon yourself to order for my account what was neces- sary to sustain the faculties of Herschel's party. I do love to have people who will assume little responsibilities like that when

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the proper occasion for doing so arises. In fact, it gives me much heart-searching to think that I had forgotten to speak to you about it until it was too late for me to do anything. It was therefore a great relief to find that you had done so.

" But lest there should be any doubt as to my future wishes, I now hereby authorise you to order a sumptuous supper for all and sundry who will attend at the observatory on the occasion of the next meteor shower in the year A.D. 1933 ! I will pay the bills, no matter what they are. I will only leave you the trouble of discovering my address ! "

Writing to a friend on November 23rd, he said :

" The meteors seem to have been a fiasco ! The only person who saw them was a policeman, but that was on the wrong night ! I am assured that Constable B 9999, on whose testimony the phenomenon is recorded, is a teetotaller. The only points that I have been able to collect with certainty are that he was sitting on a gate at the time, and that he saw hundreds of stars ; other- wise the account is a little obscure ! "

When Queen Victoria paid her visit to Ireland in 1900 my father and uncle remembered that they owed something of their early advancement to the generosity of the Crown. They wrote as follows on April 4th, 1900 :

" May it please Your Majesty,

"Your Majesty was graciously pleased by Queen's letter in the year 1857 to grant unto our mother, Mrs. Amelia G. Ball, a pension in recognition of the services rendered to science by our father, the late Robert Ball, LL.D., which she continued to receive until her death in 1895.

"We her surviving sons trust it will not be considered pre- sumptuous if, upon the occasion of Your Majesty's visit to our native city, we take the opportunity of tendering the expression of our devoted loyalty and our heartfelt gratitude for that timely aid rendered so many years ago to our dear mother in her distress, which, as she often told us, largely assisted her in providing us with our education.

" We have the honour to remain,

"Your Majesty's obedient servants,

" Robert S. Ball, " Lowndean Professor of Astronomy and Geometry in the University of Cambridge ; late Royal Astronomer of Ireland.

"Charles B. Ball, " Regius Professor of Surgery, University of Dublin."

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They received the following reply :

"Vice-Regal Lodge,

"Dublin. "Dear Sir, "April yth, 1900.

"The Queen was greatly touched by the letter which you, jointly with your brother, Sir Robert Ball, addressed to Her Majesty.

"I am desired to thank you for the kindly and loyal senti- ments which it contained.

" The Queen feels that Mrs. Ball must have been proud in the thought how more than amply recompensed she had been for whatever provision she had been able to make for the edu- cation of your brother and yourself by the eminent positions which, by your distinguished talents, she lived to see you re- spectively occupy.

" Believe me, Dear Sir,

"Yours very faithfully,

"Arthur Bigge. "C. B. Ball, Esq., M.D., F.R.C.S.I.,

"Regius Professor of Surgery, University of Dublin."

Mr. Steele having written to describe a visit of Queen Victoria to Ireland, Sir Robert wrote on May 17th, 1900 :

"Many thanks for your long letter, but I felt I could not answer it before. Your swagger about the Queen was so awful, that it was wholly impossible for me to stand up to it, until I had had a private and confidential conversation with a King! This condition having been now satisfied, I am able to do what I have been long panting to do, and that is to reply to your letter.

" His Majesty of Sweden has been here getting a degree, and we had a private tea-party at the Provost's lodge. He told me that he had sat up till two o'clock to see the shooting stars, and shaking me by the shoulders, he said, 'Why did not they come off ? ' One of the ladies who was there said, ' Oh, we hold Sir Robert Ball responsible for that disgraceful failure.* Then the King came to the rescue. ' There are three classes of persons,' said he, 'who are constantly abused, most unjustly. They are politicians, kings, and men of science! Now I have been most shockingly abused all over the Continent for my friendship to Britain, but friendly to Britain I am, and friendly to Britain I will remain.' One lady said to him of Sweden, 'I hope your Majesty enjoys the climate of Roehampton ; I have frequently seen your Majesty riding on your bicycle in the neighbourhood.' * Oh, no, no, no, no,' said Oscar (not Browning, of course, though

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be was there, I need hardly say), * I never was on such a thing in my life ; the person you saw on the bicycle was my chief steward.* But his Majesty was very jovial, he clutched each lady by the arm as he spoke to her, and finally made a pretty little speech when he went away, saying he hoped we should all meet again.

"Last night I dined at the Authors' Club. I wish you had been there. It was the annual dinner of the Authors' Society, and there were about three hundred present. Pinero was in the chair and made a wonderful speech, in which he spoke of the condescension of the Society of Authors in admitting as their chairman a poor relation who was a mere dramatist. He worked this point very amusingly by an elaborate description of a poor relation being asked to dinner. After returning to his lodgings, and sitting down before the gas stove he gazed on the unsym- pathetic asbestos and realised his lot. The diction was perfect and the manner consummate, but it was entirely that of an actor who had studied his book perfectly. The other speakers of the evening were Anthony Hope, who was amusingly chaffed by Pinero in his double capacity as Mr. Hawkins and Anthony Hope. He told us of a young lady acquaintance of his who had an eager, if somewhat uninformed interest in current literature, and who asked him if he knew^ Mrs. Craigie. Yes, he said, he liad that privilege. ' Then tell me,' said this young lady, ' why does she disguise herself under the name of Anthony Hope ? ' a beautiful illustration of a muddle which brought down the house! But by far the best speech of the evening was made, it goes without saying, by an Irishman, Mr. Bernard Shaw. You probably know his works. I never heard of him before. He amusingly described the reason why he went into literature. It was because he disliked the hard work attached to any honest calling. He then spoke of the poverty of authors, and said that it was insult added to injury to have that poverty mocked by an opulent playwright. My seat at the banquet was a distin- guished one. I sat between Holman Hunt and Madame Sarah Grand."

His Majesty the late King of Sweden was not the only royal personage with whom my father became acquainted in his Cambridge days. He also met the Alake of Abeokuta. Of the visit of this potentate to Cambridge he wrote to Mrs. Millington (June nth, 1904):

" But the Alake of Abeokuta, whom we met at a party at the house of Baron von Hiigel, has won all hearts. In Ireland we should describe him as ' a jolly old cock.* He is full of interest in everything. I had a long chat with him through the inter-

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preter. Though blacker than this ink, he knows everything, and was specially interested in seeing the rooms in Trinity occupied by Macaulay and Thackeray and Newton and knew their fame and works. He was gorgeously dressed in native costume, with a white cotton head dress, and a white cotton lizard on the top as the emblem of sovereignty. His pantaloons were short enough, however, to disclose a bran new pair of patent leather

boots evidently just bought at , which, with the tags stand'

ing out straight behind, rather spoiled an otherwise picturesque effect. The Dean of Westminster brought us down this story, which you will like. The Alake paid a visit to the Abbey, and the Dean told the organist to play such airs as, while compatible with the sacredness of the locality, would still be" lively enough to provide something suitable to tropical African taste. So the music went on, when suddenly it occurred to the Dean to ask through the interpreter if there was any air which the Alake would particularly like. ' Yes, " Abide with me," ' was the immediate reply. Word was sent to the organist, who, without stopping, gradually transformed whatever he was im- provising into what was asked for, and as the divine strains swelled through the Abbey the tears streamed down the black royal countenance! Yes, we did all of us like the Alake, and he would be welcome here again."

In April, 1904, my father's "portrait" appeared in Vanity Fair over the title "Popular Astronomy." Mr. L. E. Steele having been invited by the editor to prepare a brief account of the subject of the cartoon, wrote as follows :

"Sir Robert Ball.

"Not having been consulted as to the place of his birth, he nevertheless selected Dublin ; whence it comes that his humour is not Anglo-Saxon. Yet an English school and an English university have done their utmost to suppress it. Being a kind- hearted man, he tolerates the Saxon, yet he disapproves of free breakfasts for school children.

" Although a portly man he is said to have heard ' the Music of the Spheres ' (vide Shakespeare).

"With a passion for horses, and being a recognised authority on ' Screws,' yet he has never been known to ride to hounds. Notwithstanding that he golfs, his language is beyond reproach. "He has been known to farm, a pursuit which, however, he has now delegated to his wife; and has expressed his opinion on the merits of ' decorticated cotton cake.' His acquaintance with 'roots' is strictly limited to the 'genus mathematicum.' " He has recently acquired a taste for politics and is the doyen

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of a Cambridge caucus. Yet Sir John Gorst is said to have a high opinion of him! He is a man of ' letters,' being an LL.D., an F.R.S., an F.R.A.S., an M.R.D.S., and an M.R.G.C* He is thought to have written books, and is believed to have lectured ; yet he is an admirable after-dinner speaker !

"Being a confirmed Darwinian, he has, with the assistance of Mr. Fox-Davies, traced his descent from a Pithecanthropus Alatiis resident in Youghal. Hence he is a vice-president of the Dublin Zoological Gardens."

After the cartoon had appeared my father wrote : " Mciny thanks indeed for your most kindly and genial words as 'Jehu Junior.' Even though, as you tell me, they have mangled some of your points, yet from the excellence of them as they stand I can conjecture how sublime they must originally have been. The family approves of the libretto, but some of them are fit to be tied about the portrait. I don't quite know what sort of Adonis they expected. But it seems to have given much general satisfaction. I have heard of it from dozens of people."

He was deeply interested in the career of a young Russian who had a remarkable success in the mathematical school at Cambridge. On January 5th, 1906, he wrote :

" I have been terribly busy for many weeks. The appearance of my book by no means brought me the leisure I hoped. For the first time in my life I have got into the hands of the Jews! A Russian Jewish exile, Brodetsky, who came to London in 1893, brought with him a child of fi.ve, who by miraculous genius became Senior Wrangler here last year, his father being still a pedlar in WTiitechapel. This youth came to me to learn mathe- matical astronomy. He is the most wx>nderful genius I have ever come across, and in order to do him justice I have been working at the highest pressure for three months, and shall have a couple of months more at least. But the work is most con- genial and indeed delightful. The Maccabean Club, a Jewish society of the leading intellectual and professional Jews in London, gave a dinner in honour of Brodetsky and invited me. It was most interesting in every way, and at the dinner was the worthy father, and when we were told the miserable story of his expulsion from his native land fifteen years ago, we could not help congratulating him that the function of the evening showed him that the cloud had its silver lining.

"P.S. Brodetsky's career is a superb answer to the twaddle about bringing the Universities within reach of the working man. If the ^^x)rking man has genius, the Universities are at present * Member Royston Golf Club.— Ed.

Reminiscences of Sir Robert Ball

within his reach. If he has not genius there is no kindness in bringing him to the University at all."

On June 3rd, 1906, he wrote to Mr. Steele :

" Do you remember when a Dublin newspaper, in a glowing description of Guinness's brewery, said they produced so much porter that it needed a pipe not only three inches in diameter, but more than half a mile long to carry the liquor from one part of the buildings to another ?

" The same hand has now been turned on to describe the Madrid tragedy. Witness the following passage :

" ' We shall have to wait for some little time before the real extent of the outrage can be ascertained. The Epoca, however, announces that thirteen soldiers and eleven civilians have been killed, and that twenty-six soldiers and twenty-four persons have lost their lives seriously. Their Majesties mercifully were spared, but the infernal machine carried death or maiming for life through the ranks of a crowd on holiday-making intent. Seventy-four persons have lost their lives, and fifty others have met with injuries which in some cases will terminate fatally.'

"Will you, for the credit of Irish journalism, answer me the following questions :

" I . How many people lost their lives seriously ?

"2. If a soldier is not a person, what would a policeman be ?

" 3. Distinguish clearly between the eleven civilians who were killed and the twenty- four persons who lost their lives seriously ?

"4. Show arithmetically that thirteen soldiers and eleven civilians -plus twenty-six soldiers plus twenty-four persons (seri- ously) equal seventy-four."

Some account of one of his visits to London is to be found in the following letter (April 22nd, 1906) :

"We wanted you badly in London. I paid four visits to the Natural History Museum and was more and more delighted with its wonders. Especially was I pleased to see the fossil stomach of an Ichthyosaurus showing the pebbles which this animal used to swallow for digestive purposes, thus again illustrating the connection of the reptiles with the birds. In another specimen a group of foetal Ichthyosauri show that this beast was vivi- parous. Then, too, I never before studied the anatomy of the legs of a boa constrictor! Nor did I ever before know how wonderfully the cuckoo can mimic in her own ^g'g the varied characters of the eggs in the nest she may happen to have chosen. But I didn't mean to worry you with all this. For the sake of old times I had to make one midnight visit to , whose shops are now in many cases glorified beyond recognition.

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" Then, too, I wanted you for big trips at cheap fares on the Mobuses (Mobi ?). I had a grand run to Hammersmith, a place I had never even seen! It is a part of my religion never to go to the Boat Race or to Lord's."

Mr. Steele, who is an Egj^tologist, would sometimes write of matters which were of interest to an astronomer. On May 5th, 1 910, he wrote :

" The Great Pyramid was, as you know, built by King Khufu, better known by his Greek name of Cheops, of the fourth dynasty.

"His date, as given by Petrie, is 3969 3908 B.C., and the building was erected at some time between those dates. Tradi- tion and indeed custom point to the building having been com- menced upon the king's accession, and Herodotus tells us it took twenty years to build. If this be so, 3949 B.C., or let us say 3950 B.C., saw it practically completed I am afraid this is the closest approximation possible. The astronomical theory of the ascending passage having pointed to a particular star has been, I believe, abandoned by all except certain faddists."

Sir Robert wrote in reply (May 9th, 1910) :

" Many thanks. But it appears to me, as it did to Sir John Herschel and to R. A. Proctor, that the long passage in the Pyramid did point to a Draconis at lower culmination, about 3500 B.C. I do not see how anyone can dispute this. But I would like to be kept right. By whom has this view been aban- doned ? If you will look in Herschel's ' Outlines of Astronomy, or in Proctor's ' Great Pyramid ' (the former for choice) it is only a page or two I think you will see it is a mere matter of figures depending upon the precession of the equinoxes (about which there is no shadow of doubt) that at the time referred to « Draconis was the Pole Star and was (on the observed value of the inclination of the passage) visible at lower culmination from the bottom of the passage. Show me the man that denies this and let me at him ! That's all ! "

His correspondent apparently took the view that the fact that a Draconis was visible from the bottom of the passage did not fix the date of the Pyramid. He wrote on May loth, 1910 :

"Many thanks for your letter. I have read Proctor's book, and shall look up Sir John Herschel's reference ; but I did not, nor would I dare to, deny the fact that a Draconis could have looked down the Entrance in 3500 B.C. + fifty years that is beyond yea or nay.

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" To say that therefore the Pyramid was built within these years is another matter and that is what was in my mind when I wrote.

"The earliest well-ascertained date in Egyptian chronology is 1587 B.C., that is, the beginning of the eighteenth Dynasty. From that backward the calculations depend on dead reckonings, that is, on the regnal years as given in the lists of kings totted, and on the Sothic periods in conjunction with one reference in a sixth Dynasty record ; and these have been proved by Petrie to check each other to within about a hundred years. So that a margin of error of one hundred years must be allowed in the dates anterior to the sixteenth century B.C. On these grounds the late date 3500 B.C. won't do, and it is nearer the truth to say that the Great Pyramid was built early in the fourth millennium B.C.

" I don't think Proctor knew, and certainly Herschel did not, what (I believe) Petrie disclosed by his accurate measurements, namely, that the Entrance is twenty- four feet out of centre, that is, it is nearer by that distance to the east side than to the west. I thought that this might upset the astronomical theory that a Draconis did look down the passage, but that outrageous and soul-destroying and unreasonable assumption that ' parallel lines meet at infinity ' is hurled at a common-sense person, and he is forced to admit that that small shift of position would not alter the visible position of the star in relation to the Entrance! I am afraid the parallax is somewhat greater than that!

" Is it not certain that the ancients could easily have oriented their buildings by a simpler method than by the stars ? I fancy they did it by the shadows.

" To go to another subject I have only now got hold of ' Coke of Norfolk,' and you did not say too much for the book. May I in return suggest reading ' Through A fro- America,' by William Archer. It is a most interesting work on the negro problem in the States and elsewhere.

" Another most interesting book I have lately read is ' Egypt in America,' which deals with the marvellous buildings of Mexico and Yucatan, and incidentally with modern life in these countries the latter so atrocious that I have since sold out some shares in a Mexican railway."

A friend having made inquiries about a book he thought he had lent to Sir Robert, my father wrote as follows :

"No! I did not borrow 'Barry Lyndon' from you. I wish you could find the culprit. Lending books is death and destruc- tion. I lent some valuable books six months ago to an Indian student, Ram-something or other. He asked might he take

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them away with him under solemn promises. Now I hear the poor fellow is ill indeed dying, I was told, in the south of France. The worst of it is the books we lose (i.e. lend) are generally the ones we can least spare. I have lots of books of which I have been sick of the sight for half a century. I will try lending them, I think.

" I had a pleasant dinner at the Whitef riars Club on Friday. It consists of literary City men, and the guest of the evening (who was R. S. B. last Friday!) has to open a discussion on some subject. I took ' Wild Beasts ' as the theme. We had, to my consternation, Chalmers Mitchell, Secretary of the London Zoo, present. However, all went well, and we had a fine evening of it."

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CHAPTER X

LECTURES ON ASTRONOMY

I. How Sir R. Ball began his career as a lecturer TT is clear from a perusal of the notes and papers which my -*■ father collected for the purpose of writing his "Remi- niscences" that he had it in mind to give a connected account of his experiences as a lecturer. Although he was unable to write the full story of this important part of his career, he did leave behind him certain memoranda which are of consider- able interest.

So far as I have been able to ascertain, his first attempt at anything in the nature of a lecture was when he was an undergraduate in Trinity College. In the year 1859 he read a paper before the Philosophical Society on "The Gulf Stream," that " river in the ocean " of which he often used to speak in after life. As President of the same Society he delivered a learned address at the opening of the session 1860-61.

His first appearance on the public platform took place on February 4th, 1869, when he lectured to the Belfast Athenasum on "Some Recent Astronomical Discoveries." With reference to this lecture I found a note among his papers : "I made 14s. This is the first sum I ever made by such lectures ! The Secretary offered more, but I refused anything except expenses, and the sum they sent exceeded my expenses by 14s. There is an excellent account of the lecture in The Belfast News Letter, February 5th, 1869."

On February 13th, 1869, while he was Professor of Applied Mathematics and Mechanics at the Royal College of Science, he was invited to give a lecture in the first course of the annual "Afternoon Scientific Lectures," which ever since have been a recognised feature of the varied work of the Royal Dublin Society. In response to this invitation he gave a lecture on April 17th, 1869, entitled "Nebulae," his subject being illus- trated by a reproduction on a large scale of Lord Rosse's

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famous picture of the Great Nebula in Orion. What he said was subsequently printed. To read it now is to realise that even in tliose early days the power of exposition which after- wards rendered him famous as a public lecturer was already in being. In his endeavour to give those who listened to him. some faint idea of the distance of the Great Nebula he said : "It is believed most firmly by those competent to judge that the nebulae are plunged in the profundity of space to such an appalling distance that the light from some of them takes centuries to reach the earth. Their distances may be much greater, but it cannot be less than this. We see these nebulae not as they are, but as they were hundreds of years ago; and were one of these bodies to be struck from existence by the fiat of Omnipotence, posterity for many generations might still observe, measure, and draw the object long after it had ceased to exist ! "

I now turn to his own account of his career as a lecturer :

My life at Dunsink Observatory was very quiet. Possibly its chief interest to the readers of these Reminiscences is that it was during this period of my life that I began to make expe- ditions to England for the purpose of giving public lectures. I shall now explain the circumstances in which I first became known in some degree to the public in this capacity.

It came about more by accident than by design. When I went to Dunsink I had not the slightest idea of extending my work beyond the confines of the observatory and Trinity College. What led to the enlargement of my labours I shall now explain. It may be remembered that when describing my experiences at the Royal College of Science I mentioned certain mechanical apparatus which I had adapted from the system devised by Professor Willis, of Cambridge. Having used this apparatus for illustrating certain evening lectures at the College, they apf>eared to be so successful that I sub- sequently undertook to give a course on "Experimental Mechanics." With the help of this apparatus I endeavoured to explain various mechanical laws. I was able to demonstrate some of the elementary principles on which bridges were built, how a crane was able to raise its load, and how a body fell sixteen feet in a second.

The course seemed to do so well that I wrote to Messrs. Macmillan with a view to publication. I received a cordial and

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sympathetic reply, of which I was very proud. Indeed, I kept their letter in my pocket for some days to show to my friends when I met them. I looked upon it as an introduction to authorship ! As much depended on the suitable illustration of the apparatus, the publishers employed an accomplished draughtsman, who spent some days in the College of Science, and made a beautiful series of sketches of the various con- trivances. In due course the book appeared. It was not a very great success; there were many things in it which I afterwards would have been glad to have seen otherwise. But it had a fair sale, and it led to a good deal of correspondence. In particular I received two or three inquiries from places in England and abroad as to where this Willis apparatus could be procured. Professor Loi^don, of Toronto, wrote on November i8th, 1872, to ask for my assistance. The most important application, however, came from the Midland Insti- tute at Birmingham.

The Midland Institute has long been known as occupying a foremost position among provincial societies. It has many fields of activity, a large membership, and does most excellent work. I might mention that in 1869 Charles Dickens was elected its first President. Mr. Cresswell, who had charge of the Lecture Department, wrote to inquire where the Willis apparatus could be obtained, and I naturally gave him all the assistance in my power. Shortly after the apparatus was de- livered at Birmingham the authorities inquired whether I would come over and show them how to use it, and give some illus- trations of the various purposes to which it could be applied. This invitation came in the spring or summer of 1874, just at the time when I had exchanged my position of Professor of Mechanics at the College of Science for that of Professor of Astronomy in the University of Dublin. I felt that it would be a little awkward to give a public lecture on mechanics immediately after I had taken a step which seemed to indicate that the rest of my life was to be devoted to astronomy. I wrote to point out this difficulty. The answer was prompt and to the point. I have not kept the letter, but its purport was something to this effect: "All right; we understand. But why not do this: Come over and give us two lectures on astronomy, stay here for a week, and during that week give us some private lessons on the use of the Willis apparatus ? " I accepted this

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proposal. And that is how I came to be a public lecturer on astronomy.

That my first public lecture was given in 1874 is impressed on my memory from the circumstance that I chose as my subject a great astronomical event which occurred in that year. The event was the Transit of Venus. Let me explain the pheno- menon in a few words. As the planet Venus revolves in an orbit inside that of the earth, and very nearly in the same plane as the earth, it will sometimes happen that the planet comes directly between the earth and the sun. I say it sometimes happens, but the occurrence is very rare indeed. As a general rule Venus, when viewed from the earth, seems to be close to the sun. It seems to be over or under the sun. The appear- ance of Venus on the sun is very rare.

When one transit does occur there is another eight years subsequently, but this pair of transits is separated by a long interval from the next pair. The transit of which I am speak- ing occurred in the year 1874, and was followed by another in 1882, but there will be no other Transit of Venus for nearly one hundred years not, indeed, until 2004 though then there will be another eight years later, namely, in 2012. The interest taken in the transit in 1874 is therefore intelligible. It was one of very great importance in astronomy, as it was believed to afford the best means of solving that grand problem of Nature the distance of the earth from the sun. It was with this object that Lord Lindsay sent an expedition to Mauritius. Nor will it be forgotten that on another occasion the famous voyage of Captain Cook to Otaheite in 1769 was undertaken with the object of determining a suitable site for observa- tions. The Transit of Venus in 1874 was visible from India and from many other places; but it was not visible from Great Britain. The sun was at the other side of the world during the critical moment when the planet passed in front of it. Nowadays perhaps because the next transits can only be observed by our great-grandchildren we do not take much interest in the subject. Indeed, I ought to say that the Transit of Venus, so far as it throws light on the distance of the earth from the sun, is no longer of much importance, as other methods of solving the same problem are now available; and though not of such great historical interest, they are believed to be more accurate. In 1874, however, the transit attracted

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the attention of all who took an interest in scientific matters. Thus it was that the subject of my first public lecture, de- livered in 1874, was "The Transit of Venus." I endeavoured to show what the phenomenon was, how it arose, why transits occurred at intervals of eight years, and why it was that so many years intervened between one pair of transits and the next. I quoted the memorable passage in which the great astronomer Halley first explained to astronomers that the Transit of Venus afforded a means till then unknown of solving the problem of determining the distance of the sun, I told them how Halley stated this, and then recalled the somewhat pathetic words in which, knowing that his earthly course would have run long before the epoch of the transit would arise, he enjoined those who might be then living to spare no pains to utilise their opportunities to the utmost. I had prepared many diagrams, and I had a slide made to illustrate how eight revolutions of the earth corresponded to thirteen revolutions of Venus.

The lecture, I believe, went fairly well. I was entertained most hospitably at the house of Mr. Follett Osier, in Harborne Road, Birmingham. I was also the guest for a few days of Mr. Alfred Elkington. Both these names suggest industries which are deservedly the pride of Birmingham. Mr. Osier, besides being well known as a manufacturer of exquisite glass, had attained fame as a man of science. He was the inventor of an anemometer which bears his name. He was a Fellow of the Royal Society. I especially remember these two pleasant visits. They were the earliest of the many occasions on which I have been most hospitably entertained at houses of kindly people to whom I was unknown otherwise than through the chance which brought me to lecture in their neighbourhood.

In the second of my two lectures at the Midland Institute I described some of my experiences at Parsonstown. I called it "A Night at Lord Rosse's Telescope." At that time the Midland Institute had no hall of its own, and these lectures were delivered in the Masonic Hall. In the interval between the lectures I gave the promised demonstration with the Willis apf)aratus. This, of course, was a private matter, at which only members of the class were present. In the same week I also went, by invitation, to the Potteries Mechanics' Institute, Hanley. There, too, I gave a lecture, and before going home

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I also lectured at Gloucester. This was the first of my lecture tours.

During subsequent years I made frequent trips to Birming- ham. One of these visits should be especially mentioned. In i88i a new hall was built by the Midland Institute. They paid me the great compliment of asking me to deliver the inaugural lecture on October 24th, 1881. It was upon this occasion that I first gave the lecture which was perhaps more widely known than any other I ever delivered. Many years before my valued friend, Dr. Johnstone Stoney, had given a lecture in Dublin which, if I remember aright, was connected with certain geological facts which he had observed in County Dublin. He chose a title suggested by certain beautiful lines of Longfellow.* He called it "A Glimpse through the Corridors of Time." Adopting this title and I hope my old friend forgave me for the piracy I announced as the opening lecture in the New Midland Institute Hall "A Glimpse through the Corridors of Time." But the subject that I was about to discuss was not the same as that with which Dr. Stoney dealt. I had what I think I may say was a far grander theme. It was a subject which is now pretty well known to those who are conversant with astronomical matters, but in 1881 it was by no means generally known. I was fairly con- fident that scarcely anyone in my large audience knew much about it. It existed only in scientific papers published by the Royal Society and elsewhere, and had not, so far as I know, been divested of its mathematical garb and presented in a form which made it intelligible to the general public.

On this occasion I did what I had not done before I wrote out the lecture before it was delivered. In later years I often wrote out my lectures, but that was long after they had been given several times. Although I had written out "A Glimpse through the Corridors of Time," I am not at all sure that I read it. When lecturing to the public, it was my invariable practice to trust to memory for what I had to say. People who

* "The Day is Done," v. 5.

" Not from the grand old masters,

Not from the bards sublime, Whose distant footsteps echo Through corridors of time."

The use of this title for an astronomical lecture was apparently thought of on Jane 6th, 1879, when it is entered in his diary as " A grand subject."

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do not know much about lecturing have often said : " How wonderful it is to be able to remember all you want to say for an hour and a half without ever looking at a note or a book." The reply to such an observation obviously is : " How can a lecturer expect an audience to remember his lecture if he is unable to recollect it himself ? " My experience is that once the lecture has been put in order, and the lecturer has made up his mind as to what he wants to say, and how he will subdivide it, memory serves one as a matter of course.

My manuscript of the "Glimpse through the Corridors of Time " passed into the hands of the Press. It was printed in extenso in Nature,* and was quoted from and commented upon far and wide.f Let me set forth in brief what the subject was, because it has no inconsiderable relation to subsequent matters in my reminiscences.

It had been known from early times at any rate, since the days of Julius Caesar that the moon and the tides were con- nected. On the day of full moon the tide is high at London Bridge at a certain hour in the morning. A connection so obvious as this must have forced itself upon the attention of those whose livelihood was sought on the river, and to whom the question of the tides was one of daily importance. As the moon affects the earth by producing the tides, so there must be a reaction of the earth on the moon. I shall not attempt to go here into the history of this matter. That must be sought elsewhere. Suffice it to say that, subsequent to the labours of Kant, of Helmholtz, and of Purser, Professor Sir George Darwin, of Cambridge, the famous son of a famous father, undertook the investigation of this subject. He showed that the effect of the tides was twofold. He showed how the speed of the earth must be gradually diminishing, and he proved that the moon must be gradually getting farther away. Looking into the past, tracing with firm logic the conclusions to which mathematical theory must lead ; disdaining to allow his imagination to be cowed by paltry centuries or thousands of years of historical time ; nay, even disregarding the millions of years required for the geological phenomena of which the

* The lecture seems to have created quite a sensation in Jhe office of that journal, for Mr. Keltie, the Editor, wrote on December 13th, i88r, "Allow me to congratulate you on the exhaustive success of your Tidal articles. The two Nos. were all sold long ago and are still abundantly inquired for."

t It was subsequently published in pamphlet form by Macmillan and Co. (1882).

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crust of the earth gives evidence, he showed how, as we go back through the inimitable past, the earth was ever spinning more quickly and the moon was drawing ever closer and closer to the earth. He conjured up a vision of the time when the earth spun round in a few hours, and when the moon was quite close to it. Having arrived at this point, it was not difficult to imagine how the moon and the earth were originally one body, and that the rapid rotation of the earth was the cause of the detachment of the moon as a part of the original composite mass. Finally, he proved that during the inter- vening ages the tides have been gradually diminishing and gradually enlarging the orbit of the moon, until the moon, having cooled down from its original incandescence, became the object which, shining by reflected light, now illumines the heavens.

My address was well received both by the audience and by the general public. I would not, however, have it understood that all I stated in that lecture met with universal acceptance. It led to some considerable discussion, and even my valued friend, the late Sir George Darwin himself, did not quite accept my views.

Professor George M. Minchin wrote with reference to the lecture on "Time and Tide" :

" I cannot refrain from calling your Birmingham lecture a singularly beautiful and instructive one. I read every word of it a thing which, I really believe, I have never done with regard to any other lecture or paper published anywhere.

" The whole story is the most wonderful imaginable."

Amongst those who lectured in the new theatre of the Midland Institute in 1881 were my colleagues of Trinity College, Professors Atkinson and Mahaffy. Professor Sir W. F. Barrett also lectured that year.

It certainly is not an exaggeration to say that during my lecture rambles I was most hospitably and most kindly enter- tained at hundreds of private houses. I have kept all the letters relating to my lecture travels, but I am sorry to say that I seldom kept a diary. It was only on rare occasions that I set down any particulars likely to be of use to me in compiling reminiscences. I give for what it is worth an entry in my diary of January 7th, 1890 :

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" Goole. Audience of i,ooo, many turned away. A nice little chapel. Met here Sutcliffe, an old College of Science man, who got a Whitworth Scholarship, went to Bristol, and then was appointed to the docks here. . . . Goole is an interesting place young and thriving as an American city. The coal is brought down in iron barges, each with thirty-five tons. These are linked together like a snake for draft down the canals. Each train has fifteen drawn by a tug. Each barge is then hoisted bodily out of the water on a cradle and tipped into the ship. Of course, this is adapted for water carriage, but the Cardiff system of dealing with smaller weights (eight tons) seems to me preferable. The lecture on ' Other Worlds * did well, but there was a mob of noisy school children in one part of the room. It would be well to issue some general order about either not admitting chil- dren, or at all events not allowing them to sit together. The chairman announced to-night that at the future lecture no chil- dren under fourteen would be admitted. I adhered to my box of slides and found them do well. The prologue on Herschel v/as prefaced by a little narrative of my difficulty in getting in. How I met a man coming away who told me that dozens had been turned away, and that it v/as no use for me to try to get in. How I went to the side door and pushed through the crowd and was asked for my penny, and how when I said I was the lecturer, the doorkeeper exclaimed : ' Go on, I have heard that story before ! ' Then I put in a little general talk about worlds before starting with Herschel. This is really a good plan. It is never well to commence with a piece that re- quires connected attention. The two interludes for ' Other Worlds ' were, first, the days of the week, and second, the dis- covery of Neptune and the star distances. By rights I should have given the spinning illustration, but as Goole is not a textile place, and as the chairman is the manager of the Lancashire and Yorkshire Railway, I thought the railway, with a graceful allu- sion to the chair, would be the most effective, and so it was."

On one occasion I was on tour with two lectures entitled "The Moon" and "Krakatoa: The Mighty Volcano." Hav- ing, as I thought, given the last lecture of the series on "Krakatoa," I lent my box of slides to a friend. On arriving at Leeds late one afternoon, what was my horror to find the town placarded with the announcement that I was to lecture that evening on "Krakatoa"! The only slides I had were those which were intended to illustrate "The Moon," and, with the exception of one or two, they were wholly inappropriate to the subject upon which I was "billed" to lecture. I offered

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the secretary of the institution three alternatives : (i.) To lecture on the moon and call it so; (ii.) to lecture on the moon and call it Krakatoa; and (iii.) to lecture on Krakatoa, and illus- trate it as far as possible with the moon slides. The secretary chose (iii.)> as he said the people expected to hear about the earthquake.

Determined to do the best I could, I proceeded to the hall to make things ready. I asked for a terrestrial globe. Shortly before the lecture was timed to begin, certain assistants were told off to haul a huge globe up a ladder from the basement to the platform. It had scarcely reached the top when it fell with a loud crash. It was brought up again in two halves. I took the opportunity of saying at the commencement of my lecture that the globe with which I had been supplied was eminently suited to illustrate a lecture on volcanoes, because it had manifestly suffered from the effects of an earthquake itself. This seemed to please the audience. With the aid of the globe, a blackboard and some of the moon slides I managed to worry through. Indeed, I may say that the lecture was most successful.

I told them that as everyone within i,ooo miles of Krakatoa had been killed, either by the earthquake or the tidal wave which was caused by the mighty explosion, it was obvious they could not have photographs of what had occurred, but I would show them some slides which indicated that similar catastrophes had taken place in the moon.

Alas ! for the treachery of memory. Sometimes in look- ing over my letters I read the names of places visited, of secretaries with whom I have corresponded, of hosts who have overwhelmed me with attention, but all have been forgotten.* Should any of my innumerable hosts and hostesses ever see these lines, will they kindly understand that I shall retain to the end of my life the most grateful and pleasant recollections of their unstinted hospitality, although, as I have just con- fessed, the details have faded from my memory ? I have often been filled with confusion by meeting someone who said, after shaking my hand, "I'm afraid you don't remember me, but

Amongst his papers I found a list of some of the persons whose hospitality he had enjoyed. It includes Mr. Alex. R. Binnie (Bradford) ; Mr. Lawson Tait (Birmingham) ; the Marquis of Ripon ; Dr. Gott ; Colonel Schwabe ; Mr. G. B. Rothera ; " Davis the Palaeontologist " ; and " the man who met me under Niagara Falls."

Reminiscences of Sir Robert Ball

you stayed with us at so-and-so when you came there to lecture." Perhaps he would add: "Don't you remember Mr. A. or Mrs. B., whom you met? And don't you remember how you told this, or told that ? " Although I am quite sure everything he said was perfectly true, I had often forgotten the whole thing.

When I think of my forgetfulness, it is some consolation to know that other men in other walks of life, although they may retain a memory of things which are a little out of the ordinary, sometimes fail to recollect incidents in the legitimate course of their daily work, even when that work is performed in the very best manner. Let me illustrate this with an ex- ample. In one of my lecture rambles I was staying at an important provincial town. The day was wet, but I ventured out in spite of the rain. Strolling along the street, I passed the court-house. Noticing some stir about the door, I thought I would take refuge from the rain and see what was going on. I entered the court just after the midday adjournment. I heard the usher calling for silence, and saw the judge reappear. I was greatly interested in the scene, because the judge, one of the most distinguished ornaments of the Bench, was an old college friend of mine. The prisoner, against whom things appeared to be going rather badly, elected to give evidence on his own behalf. There was the stamp of truthfulness about the man, and it was obvious to me that the jury were much im- pressed by what he said. Counsel having addressed the jury, the judge summed up at some length, and the jury acquitted the prisoner without leaving the box. It seemed obvious to my casual observation that in this instance the ends of justice were distinctly furthered by allowing the prisoner to give sworn testimony on hTs own behalf. Some years later, the same eminent judge wrote a letter to the Times in which he ex- pressed the view that prisoners should not be examined on oath. Happening to meet him about that time, I told him that I had read the letter, and that I could not help contrasting what he said in the letter with what I had actually observed in the trial referred to. He at once said to me : "I'm sure you are per- fectly right in everything you say about the trial, but I haven't the slightest recollection of a single incident connected with it." He then told me that such a failure to recollect was not unusual in his profession, and that, notwithstanding the intimate knowledge

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of all the facts which an acute judge may possess at the time of a trial, yet the moment the case is over those facts are displaced by others. He went on to say that although in the trial which I saw, substantial justice might have been attained by allowing the prisoner to be examined, yet there were many cases in which it might be necessary, if the proper questions were not asked by counsel, for the judge to interrogate the prisoner himself. In his view this placed the judge in a position which he should not occupy with regard to the prisoner.

Ever since my days as Professor of Mechanics at the Royal College of Science I have taken a great interest in machinery and in manufacturing processes. Indeed, I think nothing is more interesting when on tour than to obtain access to great factories and be shown the processes which have brought wealth and renown to the district. Ordinary visitors may perhaps find some difficulty in seeing through manu- factories. There are many reasons for this ; a visitor makes demands upon the time of the owner, or of some responsible person. Again, visitors must take off the attention of the employees. Then there is another reason, not now deemed of such moment as it once was. The manufacturer may not like his works to be seen by anyone who may possibly be engaged in the same business as himself, and obtain hints for his private benefit. As a Gilchrist Lecturer, however, I could never for a moment be thought of as a possible competitor in business. It frequently happened that my host was a great manufacturer, and of course, in his anxiety to do everything to make my visit pleasant, when he found that I should like to see his works, everything was placed at my disposal. Once or twice when my host heard me express a wish to see some special industry, he has told me that it was impossible, as no one was ever admitted, the secrets being jealously guarded. However, I never found any disposition to refuse me when I made appli- cation to the place itself. Quite the reverse. Indeed, I remember one occasion on which the manufacturer with whom I was staying said he had often wished to see the works of a friend of his, another manufacturer in the same town, but had never ventured to ask for permission, and had never been invited. But when I asked for leave the friend said : " Oh, yes, come by all means; and bring your host with you." Go we did, and a very pleasant morning we spent there. The business

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I refer to was exceedingly interesting. It was the manufacture of plate glass, and as plate glass is not made in many places the curious reader may possibly discover the name of the town to which I refer.

I have often been in the colliery districts, in South Wales, in the North of England, the Midlands and Scotland. On several occasions I have gone down a mine. I remember once visiting a coal-pit where I was told I had unfortunately come a day too late. On the day before the directors had given a great banquet, not in their offices or in the town hall, but in the depths of the mine itself, to which the guests had all been lowered. The foreman who gave me this information was careful to impress on me that it was a "hot" dinner, though I could not help saying : "Why shouldn't it be hot, for surely there was no lack of fuel ! "

The manager who took me down this pit told me of a re- markable incident that occurred there a short time before. He vouched himself for the truth of the story; and I set it down substantially as he told it to me.

Everyone knows that coal is brought to the surface in a cage. The cage is raised by a wire rope which passes over a sheaf to the winding engine. This engine is in charge of a reliable man. When he receives a signal that the trucks of coal have been duly placed in the cage, he starts the engine and hauls the cage up to the top. The greatest caution is necessary to stop the engine at the right moment, for if the cage is hauled up too far there is grave risk of an accident. "Over-winding" used to be a fertile source of danger, though I believe there are automatic contrivances which have since diminished the risks. Men are also hauled up from the pit in a cage, but the speed at which they travel is very much less than that at which coal is raised. The speed at which coal is raised must be considerable, because otherwise a due amount of coal could not be lifted in the course of the working day, espe- cially if the mine is anything like half a mile deep. The rapid journey upwards which would not hurt the coal would not be suitable for human beings; and when visitors are in the cage great care is taken lest they experience undue discomfort, or have any cause for alarm. I need hardly say that this is especially the case when ladies are included in the party. This brings me to the story told by the manager. He said that some time before

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he had taken a party of visitors, including a lady, down the pit. They had seen the workings, and had arrived at the foot of the shaft for the ascent. The lady had not enjoyed the descent very much, and was decidedly uncomfortable about the return journey. The manager, however, had assured her that the driver of the winding engine was the most careful and reliable workman he had ever known, and that there was not the least ground for uneasiness. The cage was started on its quarter-mile ascent, and at first moved quite slowly; then all of a sudden it began to fly upwards at a most appalling speed. The passengers were shaken from one side to the other. The lady screamed with terror. Even the manager was alarmed. Just as they were arriving at bank the cage slowed down and stopped at the right place. Terribly shaken, but quite unhurt, the party stepped out. The manager rushed at once to the engine-room to administer a well-deserved reproof, and there, to his horror, found the engine-man lying dead upon the ground ! Not till the Day of Judgment will the secret of that engine-room be known ; but the manager him- self believed, and all the people in the colliery believed, the explanation to be this : subsequent examination showed that the man had died of heart disease. The theory is that, while he was winding the cage at the proper speed he felt the hand of death upon him. He reasoned in this way: "If I drop dead, nothing will prevent over-winding and the probable loss of all these lives. I may live a few seconds. My only chance is to wind the cage up at the maximum speed, and perhaps by so doing I may live long enough to bring it safely to bank. He did bring it safely to bank, and dropped dead before the manager could reach the engine-room. Such is the story of the winder who was truly "faithful unto death."

n. Lectures at the Royal Institution In November, 1880, after I had had some considerable ex- perience in the investigation of star-distances at Dunsink, I suggested to Mr. Warren De la Rue, who was at that time secretary of the Royal Institution, in Albemarle Street, that I should give one of the Friday evening lectures. It is well known that the Royal Institution has varied fields of activity. It was under its auspices that Davy and Faraday made their memorable discoveries, and in more recent years the splendid

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traditions of the Institution, of which every Englishman is so proud, have been maintained by the discoveries of Lord Rayleigh and Professor Dewar. Only recently Professor Sir J. J. Thomson has succeeded to the professorial chair, rendered so famous by the labours of his predecessors. But the Institution does much else besides encourage research. Various courses of lectures are provided under its auspices. Some may be described as systematic instruction in an ad- vanced branch of learning of which the lecturer is a leading exponent. There are also what are known as "Friday Even- ing Lectures." On these evenings during the season the lecture theatre is thronged, not only with leading men of science, but with various eminent persons not usually seen at scientific gatherings. A lecture is delivered either on a discovery which is attracting particular attention at the moment, or on some matter of antiquarian interest. Literary and artistic subjects are sometimes dealt with. Indeed, I do not know that there is any restriction whatever, provided the essential condition is fulfilled that the lecturer is one who is able to speak with authority. To take one of the most conspicuous and. splendid examples, it was at the Friday evening lectures that Faraday explained to a delighted audience the results of his superb investigations in magneto-electricity discoveries which have revolutionised the world. Visitors to the Institution are reminded of him by the statue at the foot of the staircase. He holds in his hand a representation of a coil of wire. It was with such a coil that he demonstrated, that, on suddenly thrusting a magnet in or pulling a magnet out, an electric current was produced. This current, it is true, is only instan- taneous, but with the eye of genius Faraday foresaw what that phenomenon might lead to. To enumerate the men who have given Friday evening discourses at the Royal Institution would be to mention all the most distinguished men of learning, past and present, who have been called into being since the days when these lectures were first started. So far as my recollection goes, I do not think that Darwin was ever induced to lecture there. Doubtless ill-health required him to abstain from work that a more robust man might have been able to under- take. These lectures are not exactly open to the public. They are restricted to members of the Institution and their friends, and they are generally followed by an informal conversazione.

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It is a time-honoured tradition that the lecture is to com- mence precisely on the stroke of one hour and to terminate as punctually as possible on the stroke of the next. Everyone who has ever lectured at the Royal Institution will remember the lecturer's little room up one flight of stairs. Many anxious moments must have been passed in that room, for it is there that many of the men whom Great Britain most delighted to honour must often have waited in an agony of suspense. If the subject is one of general interest, the theatre is crowded long before the scheduled time. A few seats are reserved in front for members specially invited; but if these are not occu- pied within ten minutes before nine they are open to anyone, and the rush from the upper seats generally conveys to the lecturer, quaking in his room, that the fateful moment is only ten minutes distant ! A minute before the hour he miist be ready. When the clock strikes, an attendant opens the door, and the lecturer, greeted with applause, advances to the table on which so many historic experiments have been performed. It is (or used to be) a tradition at the Royal Institution that the lecturer shall introduce as many illustrations as he possibly can. In former days the "illustrations" generally took the form of diagrams, and experiments produced by apparatus on the table. The magic lantern was subsequently used for throwing pictures on the screen ; and with the development of photography, and the constant increase in the excellence of lantern slides, this form of illustration has become of the utmost importance.

I used to think that to be allowed to give one of the Friday evening lectures at the Royal Institution was to receive the blue ribbon of the lecturer. I had frequently heard some of Professor Tyndall's lectures in that theatre lectures which have been subsequently published in his works. Tyndall, the pupil of Bunsen, had a special genius for work of this de- scription. On one occasion the great Clerk Maxwell, when about to give a lecture on some subject, wrote to a friend saying that he had been "Tyndallising " his imagination up to the point of being able to devise picturesque phraseology and to accompany it with effective experiments.

I took great pains with the lecture which was to be de- livered in such a place and before such an audience. I believe I may say it succeeded very well ^at least, I heard no com-

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plaints. It was entitled "The Distances of the Stars," and was given on February nth, 1881.

* * * « *

Thus far my father's own account of himself as a lecturer.

Mr. Coulson Kernahan has kindly supplied me with the following notes of a meeting with Sir Robert at the London Institution :

"It was in November, 1900, I first met Sir Robert at the London Institution. Mr. Frazer had a committee meeting, and so left us to ourselves for a long time. Sir Robert said that the greatest living man was undoubtedly Lord Kelvin. He also remarked that ' Kelvin never reads ; he may now and then look at a number of Nature, but he positively never reads. Hence, when some book is brought to him by someone who urges him to read it, he has no standard of comparison, and indulges in superlatives.' I asked whether Kelvin were a greater or less man for not reading, and Sir Robert said 'greater.' He then told me that next to Kelvin came Lord Rayleigh, who was undoubtedly the second greatest living intellect."

"I gave Sir Robert tea, and I remember Frazer's servant coming to ask whether we wanted anything. He thanked her in the true Irish way, and said she had looked after us ad- mirably, and that he should tell Mr. Frazer so. I said he was a true Irishman, speaking as prettily as he did to a mere maid, and that few Englishmen would do so. ' He would have thanked her civilly, but not in that sunny way of yours. Sir Robert.'

"'They're afraid to do so,* he replied. 'They are afraid someone will say that they are joking with a maid. We Irish- men, on the other hand, are afraid to make the most of our- selves. We are afraid to do what we might do.'

"* Isn't that a good thing,' I asked, 'if it comes of diffi- dence ? '

"'But it doesn't come of diffidence,' he explained. 'It comes of something purely Irish, and is one of the reasons why we Irish don't do better for ourselves in the world.'

"We talked of Shan Bullock, and he asked if he was like Jane Barlow, whom Sir Robert had read. I said, ' Shan had more humour.'

"Sir Robert admires Jane Barlow's 'Irish Idylls.'

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"Next we spoke of lecturing, and I said I was making my first appearance that year at the London Institution. He was, or kindly affected to be, immensely interested, and gave me much valuable advice. He asked me to let him know when my lecture was to be given, and said he would make a special effort to come to hear it. I promised, but with no intention of keeping the promise, for I knew he was a busy, if an intensely generous and kind-hearted man.

"When I met him long after my lecture had been given, he reproached me for not letting him know. He said he had read about it and was very much interested, and asked me to send it to him so that he could read it. Again I promised, but with no intention of keeping the promise, for I felt it was a shame to impose on his great-hearted Irish nature by bother- ing him with my twopenny-halfpenny lectures. He told me of the tons of letters he gets, some of them from the folk who believe the earth is flat, and said he didn't answer such letters, but had a big box in which he put them, calling it the ' Paradox Box.' Then he spoke kindly of Canon Shuttleworth, whom I know. He also spoke of a book by De Morgan, ' A Budget of Paradoxes,' which he said was hard to get; and said if a new De Morgan turned up, these letters (in the Paradox Box) would be of use to him."

III. The Children's Lectures

My father relates how he came to deliver lectures to juvenile audiences :

I have described the commencement of my connection with the Royal Institution. The first course of lectures I was invited to give requires a little preliminary explanation.

It was, I believe, Faraday himself who first suggested the "Christmas lectures." He proposed that they should be for young people, not for learned men of science, or even edu- cated adults. Faraday himself gave a famous course on "The Chemistry of a Candle," and many people will be familiar with the beautiful little volume in which he made his subject ac- cessible to the world at large. He began by showing what candles were and how they were made. He would then produce a collection of candles great and small, candles coloured and candles white. He then proceeded to explain the functions of the wick, and by ingenious processes to illustrate the trans-

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formation of the wax of the candle into inflammable gases. By means of little tubes he drew off these gases, both to show what they were and to explain the chemical reactions which took place. His knowledge of chemistry was such that, so far from finding it difficult to talk for an hour, it was all he could do to compress his observations so as not to exceed the allotted time.

To hear him must have been delightful, because there is a chorus of testimony that his powers were exceptional. Not, indeed, that he found lecturing an easy task. On the con- trary, I have always heard that to prepare a lecture was for him a matter of excessive labour, while its delivery was preceded by a period of intense mental anxiety. Faraday very properly assumed that one who lectures at Christmastide to a juvenile audience is entitled to more latitude than if he were addressing a Friday evening audience at the Institution.

Many other distinguished men succeeded Faraday. Pro- fessor Tyndall gave the lectures on many occasions, with the happiest results. Professor Sir James Dewar has also under- taken the task. On one occasion he treated of meteorites; and greatly delighted one of his audience a small child of my acquaintance by a distribution which he made. He gave to each of the young people present a glass tube containing a fragment of a veritable meteorite. They were thus able to bear home little particles which had come from the remote depths of space.

It was when I was Astronomer Royal of Ireland that I received an invitation from Mr. De la Rue to give the Christ- mas lectures. I accepted the invitation, but not without grave misgivings. I felt that I must emulate the great men who had preceded me, and do something worthy of the Royal Institu- tion. It was for me to interest children and young people in astronomy, a subject which did not appear to admit of ex- perimental demonstrations similar to those which the Christmas audience had been long accustomed to expect. Having under- taken the task, I worked hard to obtain a sufficient number of illustrations. My old friend Mr. Vincent used to say that Faraday had a rule that there should be one experiment every two minutes during the Christmas lectures. This was rather an exacting ideal. However, I did the best I could. It was a simple matter to get certain kinds of slides. I could obtain pictures of observatories, instruments, sunspots and lunar

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craters. Pictures of Jupiter, Venus, Mars, and of nebulas were also available, but at that time the dry plate had not taken its place in the astronomical observatory for the purpose of obtaining pictorial representations. Dr. Isaac Roberts had not commenced his astronomical career. His wondrous picture of the great Nebula in Andromeda, which I often showed in later years at the Institution, was not in existence. Although the foundations of the Lick Observatory had been laid at that time, fifteen years or more would have had to elapse before Professor Keeler's pictures, obtained under the most perfect conditions, were to reveal the wonders of the heavens. I could obtain no photographs of star-clusters similar to those taken by Professor Pickering, on some of which twenty thousand stars have been shown, nor pictures like those produced by Professor Barnard at Yerkes Observatory, in which the deli- cate wisps of the Milky Way are so beautifully shown. I had none of these adventitious aids to illustrate my first course of lectures at the Royal Institution. But I had invaluable help from everybody connected with the Institution. For the fort- night during which the lectures lasted, I spent the greater part of each day in devising contrivances which would explain what I had to say. To procure large wooden models repre- senting the instruments used in an observatory was compara- tively easy, but I soon discovered that people do not greatly care to hear about the instruments in the observatory ; what they do greatly care to hear is whatever you can tell them about the heavenly bodies, their sizes and distances. As to means and methods of observing, they are generally willing to take the word of the lecturer, and if on rare occasions scepticism does manifest itself, it is my experience that no illustrations of the methods by which the observ^ations were made will suffice to allay the doubts of the sceptic.

At the time of which I write December, 1881 Professor Tyndall was in residence in the rooms at the Royal Institution which had formerly been occupied by Faraday. Nothing could exceed his kindness and readiness to help. He placed the re- sources of his laboratory, and practically the resources of London, at my disposal. I had only to say what I wanted a celestial globe, the materials for red or green fire, a consignment of modelling clay, some gun-cotton. Whatever I asked for was duly provided.

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Having regard to the ages of my audience, I thought I could not begin with matters which were too elementary. I proceeded to show how the moon was lit up by the sun. Having procured a large indiarubber ball, I suspended it by a string. A beam of electric light would illuminate half the ball. Its brilliant side being differently exposed to persons in various parts of the room, the phases of the moon were seen and understood. To illustrate the appearance of lunar craters, I fashioned a round, rugged ring of modelling clay on a drawing-board. In the centre of the ring I placed a minia- ture "Matterhorn," and mounted the whole on a sheet of white paper. When we turned a beam of light from the lantern full upon this model, the mountain range forming the ring and the mountain peak in the centre cast shadows similar to those on the surface of the moon. I had a model of Saturn with his rings; an arrangement to illustrate an eclipse, a comet which gradually extended a splendid tail and then disappeared, a nebulous-looking object which, when shown on the screen, was made to transform into a cluster of stars ; and smoke rings which were shown in illustration of the annular nebulas. The colours of the rainbow led up to some slight explanation of how we ascertain the nature of the very substances of which the heavenly bodies are made. A Foucault's pendulum that is to say, a large ball swung from the roof enabled me to show that the earth was turning round on its axis. It was thus that the first lecture went through. There was a crowded house each day, and I believe I may say the lectures were well appreciated. I know I greatly enjoyed their delivery. One of the most interesting circumstances connected with a lecture at the Royal Institution is the friendly talk which always follows at the lecture-table. Some of the audience come to shake hands and exchange a few words with the lecturer. Many interest- ing people thus make themselves known. At the Christmas lectures, in particular, many young people would timidly ap- proach to have a closer look at something on the table, or to ask a question. Half an hour was pleasantly spent this way after the lecture was formally closed. This miniature levee downstairs was generally followed by another upstairs in the lecturer's room.

It was several years after my first course of Christmas lectures at the Royal Institution that I was asked to give a

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second. The genial Sir Frederick Bramwell was at this time secretary, and to his courteous invitation, which reached me in June, 1891, I replied that in the former course I had given a set of six lectures on the sun, moon and stars, and the sun, moon, stars, etc., were still just the same as they were on the former occasion ! In his reply he admitted that the heavenly bodies had undergone no change ; but he pointed out that an entirely new generation of boys and girls had since sprung up, and that, even though the lectures did traverse much of the same ground, yet that they would be new to this second crop of young hearers. This argument was unanswerable, and a second course of lectures was given. Some of the illustra- tions, I have no doubt, were the same, but they were added to, and I hope improved upon. The attendance was large, though possibly not larger than formerly. Once or twice since I have given these courses of Christmas lectures. And here I would point out that of the eight hundred people or so who thronged the theatre on these occasions all were not juveniles. To de- scribe the lectures as "Lectures to Children" is by no means correct. Perhaps a fourth of the whole number was what might be called young people; possibly a certain fraction of these might be described as "children," though I do not exactly know at what age the term "child" ceases to be applicable at the Royal Institution. But the audience was always very inte- resting. Composed as it was of people possessing an almost infinite variety of intellectual attainment it was calculated to put the lecturer in a position of some difficulty. Perhaps the best plan to adopt is to commence the first lecture as a friend of mine once did. He said: "The lecture is addressed to children. I observe that a great number of elderly relatives and a large number of adults who have no children to look after are also present. Well, children, you and I will not mind all these grown ups if they will only behave themselves properly ! " He thus established himself on quite a satisfactory footing with his class.

It is almost impossible to give statistics of the people who were present, but it may give some idea of the varied audi- ence who honoured me by their presence if I say that at one lecture at the Institution I happen to know that there were present— a child of eight years old, Sir Squire and Lady Ban- croft, Madame Albani, Madame Antoinette Sterling, the Presi-

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dent of the British Association, and the Lord Chancellor. I received the following letter from Madame Albani (January loth, 1893) :

"I attended your Christmas Lectures at the Royal Institution lately, and I cannot help writing to tell you how much I enjoyed them, and to thank you for having given us such an intellectual treat. I was most interested (as were my boy and husband), throughout, quite as much as if the lectures had been on music, and was only too sorry when they were all over.

" I ventured to shake hands with you after the last lecture on Saturday, but my delight at the subject, and the way in which all was explained, must be my excuse for the liberty I took."

In circumstances like these, repeated with innumerable variations every day, a lecturer might well feel embarrassed. He would scarcely know what to say and what to leave unsaid. He had, however, this much to console him : that if he were taxed with the fact of having said things which were too easy, or too absurdly difficult, he could at once reply that it all depended on which part of the audience might at the moment be presumed to be listening to him.

On only one occasion during my lectures did anything in the nature of a mishap take place. This was many years ago. It was of a very trivial nature, but it might have been very much the reverse. The galleries of the Royal Institution have been altered, so that exit from them would now be quite easy in the event of any emergency. Before the alteration, alarmists were constantly writing to the papers. Once or twice letters appeared in the Times calling attention to the dreadful consequences which would ensue if there were a panic. One such letter had appeared on the morning of a day on which I was to lecture, the time of the lecture being, as usual, three o'clock in the afternoon. The matter was therefore somewhat on my nerves, especially when I saw that the room was crowded. A small spirit-lamp, which had been placed on the table for some experi- ment, was upset when a piece of apparatus was being moved. The burning spirit ran on the cloth, and an ineffectual attempt to blow it out made things rather worse. The lights being low at the moment, the flame of the burning spirit was visible everywhere, and it appeared to be extending. One or two people uttered slight exclamations; and I must say that I spent an exceedingly awkward half-minute, until some lady

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an unknown friend whom I never identified stepping up be- hind me, threw her cloak over the fire and instantly put it out. The incident was mentioned in the papers next day, and it caused me no little distress. It is satisfactory to think that, with the means of egress now provided, there is no cause for any further uneasiness. The effect on the next lecture was, however, a bigger audience than ever ! The poor assistant, as I heard afterwards, got a terrible wigging from the authori- ties. I intervened at once to point out that it was I and not he who upset the lamp. But the real cause of trouble was having that common, foolish, and dangerous sort of spirit-lamp there at all. It was entirely contrary to the rules to allow such a thing in the place, and Professor Dewar said he did not even know how it got there.

Though I think I may say the Christmas lectures were always very well attended, the theatre being usually crowded long before the time of the lecture, I don't think any of them had quite the "go" of that first course.

I remember once being at a lecture there by Professor Abel. He had a very innocent-looking cylinder on the table, with a cock in it of a particular construction, and he told us that the cylinder was full not, indeed, of gunpowder, but of ex- ploded gunpowder, and that he was relying on the strength of the cylinder to keep in the tremendous pressure of gases inside. He drew off these gases from time to time through the cock to analyse them for our instruction, and a most interest- ing lecture came to a close without anything happening to alarm anyone. One of the ladies present, however, told me afterwards that she was engaged mentally during the lecture in thinking at what part of the roof it would be that she would make her exit when the explosion came, as come it would she most firmly believed !

* * » *

Some account of what my father said in one of his Christ- mas lectures is to be found in a letter to Mr. T. Hanson Lewis (June 5th, 1901) :

"I rather drew them at one of my Christmas lectures by asking what message they wanted to signal to Mars, and I said it would be quite possible to guess the signal that they would send to us. To an assembled conclave of expectant listeners the first message to arrive would certainly be 'Are you there?' It

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would be possible to signal to Mars if you could wave a flag the size of Ireland, or, as I have suggested more recently, if Lake Superior were covered with petroleum and set on fire, it would be visible to those who had good telescopes on Mars."

Sir Charles Ball has supplied me with the following account of the origin of "Starland" :

"Shortly before he delivered the Christmas lectures in 1887, which were in the main a. repetition of those delivered in 188 1, a well-known publisher called on Sir Robert and asked permission to send a reporter to take down the lectures verbatvm, with a view to their publication in book form. He said he would leave it to the lecturer to name his own terms for this privilege. My brother demurred, saying that he some- times said things in his lectures which he would not desire to see in a book.

"'These,' said the publisher, 'are precisely what we want to catch ! ' " The shorthand note was taken and transcribed. Largely re-written, it formed the basis of * Starland.' "

Some time after that book appeared (in 1889) my father prepared the follow^ing memorandum :

"I would like to put on record a word or two with regard to my little volume, ' Starland.' It has excited so much inte- rest, and is having such a wide circulation, that its author may very well feel gratified at its success. The wish has been ex- pressed that I should explain the origin of this book, and though I am naturally reluctant to enter into matters of a personal character, yet there are sufficient reasons why it is desirable to give an authentic account of the matter.

"I have frequently been requested to recommend some easy book that would be suitable for those who wish to learn about the stars. It was to be in simple language, so that young people should find it readable and interesting, and it was also to be inexpensive. People who did not wish to pay a pound for a work on astronomy told me they would be quite willing to give five or six shillings, provided the work would tell them and their children what they wanted to know in a sufficiently pleasing manner. I knew, of course, there were many ad- mirable treatises on the science of astronomy in the market, to many of which, I ought to add, I am myself constantly in- debted; but I often found great difficulty in selecting one which would combine all the wants expressed by my correspondents.

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Some were too deep and difficult, and some were too dear ; some were too large, while others did not make the subject sufficiently interesting. I therefore ventured to try and write a book niyself which would supply the want so universally experi- enced. The volume * Starland ' was the result. How far it has succeeded it is hardly for me to say."

He sent a complimentary copy of "Starland" to Mr. Glad- stone (who was then Prime Minister), and received the following reply (May 9th, 1889) :

" I am greatly obliged by the gift of your volume which reached me last night, and I have already ascertained for myself that it is not less interesting than beautiful. I hope to profit much by it."

A little later Mr. Gladstone wrote again :

"I have now finished reading your luminous and delightful ' Starland,' and I am happy to be, in a sense, enrolled among your pupils ; for although I have been fond of mathematical subjects in my day, I am now glad to have everything imparted to me in the form in which it makes a minimum demand upon a diminishing stock of brain power. I am enormously grateful for your notable and successful efforts to bring yourself down within reach of feeble or sluggish minds. The worst of the matter is, from your point of view, that I am too much im- pressed to leave off here with simple thanks, while I am afraid I must still postpone for a time the perusal of your larger works. But I am tempted to mention to you an address by M. Janssen to the French Academy (of which he is a member), which he was kind enough to give me last year, termed L'Age des Etoiles. It was to me extremely interesting, but of course I am no judge of its merits. It uses more largely than your lectures the aid of spectral analysis in relation to the ages of the heavenly bodies. If you would like to see the address I shall have great pleasure in sending it for your perusal, and if you thought it of value, I would endeavour to procure you a copy.

"When I first became Chancellor of the Exchequer, I found that the Bank of England and the Treasury used tiie letter ' M ' as a convenient abbreviation for £100. For my own convenience I improved (as I thought) upon this by adopting ' M ' with a tail very easily written for a million ; and though financial demands rarely ran so high, I have gone a step further and thought of (M) as equal to MM, or the French milliard. It would be more scientific to make this symbol stand for MM ; but it is an extravagance suited only to astronomical distances.

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It occurs to me that symbols of this kind (replacing £ by miles) might be of some use perhaps in writing such distances.

"Your books bring other subjects to my mind, and make me think that the teachers of the uniformity of Nature sometimes press rather hard upon us the common herd. If our moon does not revolve upon its own axis, if the moons of Uranus (I wish it had been Ouranos) describe circular orbits, and those of Mars travel eastwards, a very elastic definition of this uniformity seems needed to cover such varieties.

" Pray do not take the trouble to notice any of these stray remarks, unless you would like to see M. Janssen.

"W. E. Gladstone."

The Archbishop of Canterbury (Dr. Benson) also received a copy. His letter of thanks (dated December 30th, 1889) con- tained the following passage :

"Knowledge, even a little, of the stars always seems to me to stretch the ideas of young folks in the healthiest and grandest way. I thank you for believing that I should care to see this beautiful book which will, I am sure, have this effect ; it is my next present to a boy."

I do not propose to give particulars of the various editions, but about nine years after the first edition appeared Sir Robert wrote to Dr. Rambaut (December 30th, 1898) :

"I have an urgent letter from the Editor of Cassell's to say that they have * quite run out of " Starland." ' Whether they were hunted out by the Bull or v/hether it was the charms of Virgo, or from what other cause they had to make the run, does not appear, but the moral is that they must go to press forth- with, and that they don't want too many changes."

IV. The Gilchrist Lectures

For many years I lectured for what is known as the Gilchrist Trust. It may be interesting to give a short history of this Trust, and to explain its functions.

It appears that many years ago a sum of money was be- queathed by a Mr. Gilchrist to trustees, the interest to be employed in any manner the Trust deemed advisable for the diffusion of knowledge. Mr. Gilchrist had himself a somewhat remarkable career. He at first wrote books for the assistance of students who were learning the Indian languages. He subse- quently founded a bank. At the time of his death, however and, indeed, for many years afterwards the funds which came

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to the hands of the trustees were comparatively insignificant. But one or two portions of his property which were at first thought to be of no great moment, underwent a phenomenal development. For instance, in the course of his banking opera- tions it appears that someone became indebted to him in the amount of ^17 los. The debtor, not being able to discharge his liability in cash, offered to Gilchrist, in lieu of the debt, some property which he had in Australia. This consisted of a strip of land fronting on Sydney Harbour, which must apparently at that time have been deemed to be of little value. Indeed, for a long time it was absolutely unproductive. After Gilchrist's death the trustees came into the possession of this land as part of his property. They were warned that unless they went to the expense of putting a fence around the property it would suffer from encroachment. I have been told that they regarded the expenditure as probably quite unproductive ; indeed, they would not have entertained the question of the fence, had they not been advised that it was their duty as trustees to do everything necessary to keep the property together. The fence was accordingly put up, but many years elapsed before any result was derived from it. At length, when Sydney underwent great extension this property came to be required. The result was that a piece of real estate which had originally been purchased for ;^i7 los. brought in no less than ;^7o,ooo to the Gilchrist Trust ! The bank which Gilchrist founded also prospered, and was, I believe, the nucleus of the Commercial Bank of Scotland. Eventually the trustees found themselves in possession of an income of some three or four thousand a year. Part of this money was devoted to scholar- ships, and, as was quite seemly in the circumstances, some of the funds so allocated were expended in Australia. But my concern at present is with that part of the business of the Gilchrist trustees, which undertook the providing of lectures to be delivered in various towns in Great Britain.

From the first it was the policy of the trustees to send their lecturers to small places rather than to great centres of population, where it might be presumed local re- sources would provide lecturers. I do not for a moment say that the Gilchrist lecturers did not often go to large towns ; I myself frequently lectured in London for this Trust. Generally speaking, however, we were asked to lecture in small towns

Reminiscences of Sir Robert Ball

in the manufacturing districts of Lancashire and Yorkshire. As soon as the work of the Trust became known, and the lectures in one town had been heard of by residents in the neighbour- hood, a considerable demand sprang up, and the Trust received innumerable applications. The arrangements, speaking gener- ally, were something like this : A committee had to be formed in the town to guarantee the provision of a hall and a lantern if a lantern were required. The committee also undertook the advertisement and management of the lectures. The secretary of the Trust then visited the town to inspect the lecture hall. The conditions with regard to the hall were modified according to circumstances. It was generally stipu- lated that the hall should be large enough to provide 800 seats. If it were large enough to hold more, the committee was able to treat the excess as reserved seats, and make what charge they pleased for them. It was, however, imperative that the reserved seats should not be put in the best parts of the hall, to the exclusion of the penny seats, which were specially in- tended for the working classes. The proceeds were paid to the local committee, and it not infrequently happened that they derived some profits from the course, which were generally applied to providing similar lectures on subsequent occasions. All their conditions being complied with, the trust undertook to defray all expenses connected with the lecturer. The late Mr. Richard A. Proctor a well-known writer on astronomy was a very popular Gilchrist lecturer. I heard him two or three times in Dublin, where he came in response to the invitation of the Royal Dublin Society. He possessed considerable literary power, and his lectures, which were delivered in admirable language, were frequently adorned by apt poetical recitation.

My connection with the Gilchrist Trust came about as follows : I received a letter from my old friend, Dr. W. B. Carpenter, who was at that time secretary to the trust, in which he told me that Proctor was about to start on a lecturing tour of the world, which would involve his absence for two or three years. Dr. Carpenter asked me if I would undertake the Gilchrist lectures in Proctor's absence. I gladly accepted the invitation, and thus became connected with the Gilchrist Trust, a connection which remained unbroken for some twenty years. It is bound up in my memory with innumerable pleasant associations.

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Dr. Carpenter invited me to take a circuit. How well I recollect the towns in that circuit, and many of the circumstances connected with them ! Indeed, I recall the incidents of my first Gilchrist lectures far better than I am able to recall many similar lectures of a much more recent date. The towns in the circuit were Rochdale, Accrington, Huddersfield, Preston and Bury. My first Gilchrist lecture was at Rochdale, on January 27th, 1880. The chairman was Mr. Petrie, the mayor of the town. He was also my host. I should mention here that when the Gilchrist trustees send their lecturer to a town, it is generally understood that some local magnate by preference the chairman for the evening's lecture is to act as host. Thus it almost always happened in my Gilchrist ex- periences that I was the guest of some interesting person. Occasionally I was forced to obtain accommodation at a hotel, but this was rare, and I always preferred going to a private house.

In the early days the local people were often in doubt as to whether the Gilchrist lectures would be sufficiently patronised by the working classes for whom they were intended. In illus- tration of this I may recall what happened at Blackburn. The day was deplorably wet, and the state of the weather, together with the result of the mayor's own inquiries, had led him lo fear that there would be but a small attendance. It was my first visit to Blackburn, and the kindly mayor was very anxious that the lecture should be a success. He seemed to apprehend that I would feel that I had been treated with scant courtesy if there were not a full house. The rain got steadily v.orse in the afternoon, and when we started for the hall after dinner the mayor's prognostications became so gloomy that I endeavoured to cheer him up. But with no great success. Eventually, when we reached the vicinity of the hall and saw no crowds pouring in saw no one, in fact, with the exception of a couple of policemen standing outside the door in the drenching rain he became desperate and said : " I knew it would be so ; the thing is a total failure !

"Is there anyone inside?" he called out to the policemen. The answer was : "We turned away two hundred half an hour ago, as the place was packed ! " This was, indeed, the general experience of those who gave Gilchrist lectures; house packed and every inch of standing room occupied. I generally went

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to the hall at least twenty minutes before the hour fixed for the lecture. On one occasion I do not remember the time or place the chairman, secretary, and lecturer were all in attend- ance twenty minutes before the appointed time. The place was crammed to the very door. "What is the use of waiting?" said the chairman. "Not a single human being can get in." We accordingly commenced the proceedings.

When the Gilchrist Trust first proposed to send lecturers up and down the country, there were some who thought it might be difficult to dispose of eight hundred seats at a penny each. Their doubts were dispelled when the reputation of the lectures began to spread. I never witnessed the distribution of the tickets ; this always took place long before I arrived on the scene, but I have heard wonderful accounts of the crowding and crushing which attended their sale when the day of issue arrived. I have also been told fabulous stories of the amount at which the penny tickets would change hands as the time of the lecture approached. The reserved seats also, no matter what price was put upon them, generally sold very well. I had frequent applications from people who complained of being unable to procure tickets. Of course, this had nothing to do with me, though sometimes w^hen the application was one that captured my fancy I have gone so far as to tell the secretary that the lecture would not begin until a particular person got a seat.

I do not wish it to be understood that the lectures were always well attended. That is not the case. I have sometimes but, indeed, I must add very rarely seen the hall half empty. I can recall two cases in which this occurred, and, strange to say, they were both in large places. It would seem that in the small towns the fact that there was to be a lecture became known to every man, woman, and child.

For many years a large proportion of the Gilchrist lectures were delivered in towns in Lancashire and Yorkshire. I have counted as many as two hundred places in these two counties where I had myself lectured for the Gilchrist Trust. Gilchrist lecturers were not often sent a second time to the same town ; but this did happen sometimes, and I have known places where even three visits have been paid.*

* The following is a list of towns in which he lectured in 1890 : Long Eaton, Leven, Whitehaven, Mossley, Greenock, Barrow, Eccleshill, St. Helens, Pontefract, Dumbarton, Glossop, Middleton, Coatbridge, Northwich.

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I here copy some notes from a diary of a Gilchrist tour :

"Yorkshire by some means manages to secure half the total number, leaving- the other half for the rest of England, the whole of Scotland, Wales, Ireland, and the Channel Islands. The equity of this is not obvious. The other places say it is because Yorkshire wants enlightening so much. The Yorkshire people say it is because they are so capable of appreciating the lectures.

" Lady Ripon told me that Gladstone talks little or no politics at home. He is always full of the last book he has read. Just then it was the life of Dabney. Dabney was the planter and slave-owner who was a hero in prosperity, and when adversity came would not let his daughter touch the washtub, but did the washing himself. The old man felt so proud when he got the linen white ! Lady Ripon said that Gladstone spoke of this book with such enthusiasm that the tears streamed down his cheeks. It was published by Dabney's daughter in America, and Gladstone wrote to ask her if he might get it published here, and begged her merely to say the word by wire, "Pro- ceed," if she consented. She had done so. Mem. to get the book.

"At Chipping Norton it appears that my lecture was suffi- ciently popular to attract a very respectable fraction one-eighth of the population. It has 4,000 inhabitants. Mr. Donelly, the secretary, is the manager of a branch of Gillett's Bank there. Mr. Bliss, my host, is a good raconteur. His description of the origin of the Chipping Norton Tweed Mills (the only mill in the place), which he owns, was good. His great-grandfather travelled for his great-great-grandfather, a worsted manufac- turer, in the West of England. While on his rounds he fell in love with the innkeeper's daughter at Chipping Norton. His father sent him back to break off so inappropriate a match. The old innkeeper offered to give the young couple money enough to start a woollen business in Chipping Norton ; and so it

began."

« » « «

V. His Methods as a Lecturer My father never used any notes when addressing an audi- ence. By degrees, however, he reduced all his better-known lectures to writing. Of these there are two typewritten copies in existence ; but they are prefaced by a desire that they should

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not be published. He adhered more or less faithfully to what he had written down, but was always trying to improve.

On one occasion he was invited to address those who were interested in the University Extension Lecture movement. The following is a copy of some notes he compiled for the purpose :

"Always try to improve. No matter how often a lecture has been given, you should sit down the next morning or, better still, the very same night go over every point, and see how you can do it better next time. Don't imagine I always do this myself; but as Puddn'head Wilson says in his immortal Calendar : ' To be good is noble ; to teach others to be good is nobler still, and less trouble.'

"The problem that confronts the lecturer is often a com- plex one. Here again, Mr. Chairman, I would have you excuse me if I talk about my own case. I lectured last winter at the Royal Institution. The lectures were supposed to be for a juvenile audience, and there were about two hundred juveniles each day. They were about one-fourth of the audience !

" I have often been asked : * Do you not get weary lecturing night after night ? ' My reply was : * Ask the good golfer if he gets weary hole after hole. Ask " W. G." if he gets weary century after century. When you have some skill in your art the exercise of it is delightful.' "

He took the greatest pains to have his slides as complete and as perfect as possible, sparing no expense. If the slides were to be exhibited by a local man who was not familiar with astronomical matters, my father would find time to give him some preliminary drill. He would say {inter alia): "There are eight ways of putting a slide into a lantern, seven of which are wrong ! " He was always ready, however, to make allow- ances for inexperience and to forgive a fault. Writing to Dr. Rambaut on March 2nd, 1899, he said :

" Unless I warn him beforehand, the man at the lantern will probably make the moon go round the earth as if he were grind- ing coffee for a wager ! However, when I feel inclined to abuse one of these poor chaps, I am reminded of the just retort of the Irish railway porter who, when expostulated with by some sensitive passenger on the diabolical accent, the vile intonation, and the utter unintelligibility of the way in which he bawled out ' Bootherstown,' said, ' You don't expect a primer donner at twenty-four shillings a week, do ye ? ' So if the lanternist were really competent to interpret the lecturer, the pence at one end

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of the hall, and the pounds on the platform would have to be more equally distributed. Another terrible infirmity to which blundering lanternists are prone is to miss a slide out of its proper place. This is most confusing, and sometimes gives the lecturer away horribly. But it is nothmg to the frightful disaster which occurs if the man, discovering his error a little later, shoves the slide in somewhere else. I had an awful experience of this lately which ruined the effect of a peroration ! "

When my father gave his lecture "A Universe in Motion," which involved the use of a number of elaborate mechanical slides, he generally employed Mr. J. W. Garbutt, of whose skill at the lantern he always spoke in the warmest terms.

He always regarded lecturing as much more satis- factory than writing articles. In a letter to Dr. Rambaut on October 17th, 1897, he said :

" Lecturing is a more permanent source of income than writ- ing, for the same lecture will be available scores of times, while there is (or ought to be) a limit to the number of times the same thing can be written. Then, too, lecturing is an amusing occupa- tion, a rest and a change; but writing articles, even if dictated to a typewriter, I have ever found an awful grind."

His numerous platform engagements necessitated a vast amount of correspondence with which he dealt according to a system of his own devising. He had made to order a large number of books with brown paper leaves. Into these he would paste letters and papers of every description, not according to any regular classification, but, in spite of that, he always knew that any paper of importance was there, and that, aided by the index to each volume, it could be found after a brief search. When his engagements as a public lecturer began to increase, he adopted the plan of setting apart a particular page for each lecture. Everything, no matter how seemingly un- important, would be crammed on to that page, each letter and document being fastened down by one corner, so that the letter beneath it could be read. Here are the contents of one such page : (a) A letter inviting him to lecture ; (b) a copy of his reply stating his terms (and they were by no means easy terms) ; (c) the letter of acceptance ; (d) a copy of his reply setting forth his requirements as to lantern, blackboard, etc.; (e) a copy of his letter to his assistant who managed the lantern; (J) a letter of invitation from some local magnate offering hospitality;

Reminiscences of Sir Robert Ball

(g) his reply; (h) the printed circular or other announcement (not excluding, sometimes, a poster six feet square) relating to the lecture ; (t) a page from Bradshaw having marked upon it the train by which he would travel ; (;) a ticket for the lecture ; (k) the letter which accompanied the cheque for the lecturer's fee; (/) a press-cutting of the lecture as delivered; (m) a copy of his letter returning thanks for hospitality; and (w) (fre- quently) one or more letters from members of the audience who had appreciated the lecture.

Members of his family used sometimes to poke fun at his "system," which led to the accumulation in his study of thirty or forty enormous volumes. He would counter the attack by the hoary old joke : " Did you ever hear how the firm of Messrs. Brown, Jones and Robinson made a large fortune in the City?" Without giving time for a reply, he would go on : "By minding their own business."

His daughter (now Mrs. Joseph Barcroft) acted for many years as his amanuensis. On one occasion, in her absence, a lady friend volunteered to do the work.

He wrote to my sister :

"Your fame as -my secretary and the depth of distress to which it is supposed I am being reduced, by your absence led

to make a most sporting offer to take your place. I

declined her kind offer.

" But it was very kind and thoughtful of her, and I really felt greatly obliged. The fact is that just at this time there are very few letters. I am off with the old love (the old lecture book) and not yet on with the new, I have, indeed, plenty of writing to do at this moment. But it is of this kind :

(AB - CD) (PX^ + QY^ + 2RXY) = O

for I am in the middle of my mathematical lectures. Indeed, just now I hear that I am to have a new class consisting of Mr. Berry, Mr. Richmond, and Mr. Whitehead. And I am to give them nine lectures. Is not that something to work for ? "

In 1889 one of his colleagues in Trinity College, Dublin, who evidently aspired to success on the lecture platform, wrote to ask my father how he managed his lecture tours. He replied thus (May 14th, 1889) :

"The plan I adopt is as follows. Formerly I used to make several visits in the winter to England, but last year, with great

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advantage, I made only two trips, one occupying the greater part of November, the other a fortnight in January.

" The latter was managed entirely by the Gilchrist Trust, and all I do is to go to the towns that they indicate. They are generally very small places.

" The November trip I managed myself. I get many letters asking me to lecture here and there, and I reply naming the date that suits me. If it suits them, well and good. If not, I don't go. Thus next November I intend to begin in the north and work gradually downwards ; that is, of course, assuming that I get the invitations that usually come in during the summer. I have, however, often had to make long journeys so as to utilise the time to the utmost.

" There are, I believe, agencies which profess to work lectures here as they do in America, and I know of a very respectable man a Yankee, I believe who is occasionally employed by Institutions to procure courses of lectures for them, and he has occasionally offered me engagements which I have accepted with satisfactory results, but I only deal with him (so far as time, etc., is concerned) just as I would with the secretary of the Institution he is acting for, were he to apply to me direct."

He once missed a lecture through no fault of his own. On the only route by which he could travel from Cambridge to Walsall the rails were washed away by a flood. His telegram announcing the calamity was read to the disappointed audience by the chairman, who aptly said that "the stars in their courses had fought against the astronomer."

Although in all his numerous journeys in many parts of England he never managed to get into a railway accident, he came very near it on one occasion. The incident is thus re- corded in his diary :

"On Tuesday last, January 21st, 1890, a curious accident happened to the train in which I was travelling. The Hudders- field correspondent of the Central News thus describes it :

While the express train from Manchester to Leeds was travelling through (this is not correct; we had not reached the station) Marsden Station, the driver fancied something was wrong with his engine and pulled up. It was then dis- covered that the right centre driving-wheel had broken clean off from the axle, and it was actually found some 260 yards away, in a field. The engine had only recently been turned out new from Crewe, and was on the newest bogie principle.' "

Only once was my father compelled to disappoint an audi-

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Reminiscences of Sir Robert Ball

ence by illness. That was on February 7th, 1884, when he had to cancel a lecture owing to an attack of lumbago. He had at that date given over seven hundred lectures.

At an early period he sometimes lectured on Sundays, but latterly he made a strict rule to observe the Sabbath in this respect. In 1899 the president of a Sunday lecture society in the Midlands invited him to lecture to 3,500 people. In proffer- ing the invitation the president said :

" Our success, increasing year by year, has been attained with- out our having had the advantage of a prosecution by the L.D.O. Society. I happen to know that they have sent spies to watch us. Knowing this, one opening night at the Grand Theatre I deliberately opened our coat-tail to its widest capacity, and ostentatiously trailed it ; the only result was a letter in the papers saying that they were not going to trouble us. Independently of their not daring to do so, which makes us perfectly safe here, they would have no legal ground. We do not charge entrance ; certain parts of the house are reserved for our members, but no money is taken at the doors ; and the rest is free for as many as can get in. Of course, I am asking you to come professionally. If, as I trust, you can come, please let me know what your fee is."

Sir Robert wrote in reply :

" I have so many pleasant recollections of lectures in Birming- ham that I greatly regret to have to refuse the invitation with which you have honoured me. It would indeed have been a great pleasure to me to have opened your course in the theatre.

" But several years ago I gave up Sunday lectures, and though I have had a good many invitations to renew them since, I have always declined."

He generally declined to lecture without fee, and the occa- sions upon which he did so were somewhat rare, at any rate in the early years. His reason is adumbrated in a letter written in 1880 to a lady who had asked him to lecture for nothing :

" I hardly know whether I quite understand the nature of the invitation to lecture at Weston. I certainly do often lecture in England, but then it is always on behalf of a certain married lady with five children who is solely dependent upon her hus- band for support. To speak plainly, I cannot afford the time to ^we. lectures unless I am well paid for them."

In later years, however, he gave several lectures at Cam- bridge and elsewhere on behalf of the Missions to Seamen. This was partly due to the fact that his wife was for many years

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treasurer of the Cambridge branch of that excellent institution. His last lecture in London was for the R.S.P.C.C.

He was generally introduced to his audience by a chairman. Having regard to his great popularity as a lecturer, this formality may appear to have been unnecessary. The reason why he never objected to being thus introduced stands revealed in a letter to a friend :

" I like chairmen ; in fact, I doat on them ; not quite so em- phatically as Professor Blackie, who, when lecturing at New- castle-on-Tyne in a theatre on Sunday night, was so delighted with himself and his audience that he declared he must kiss someone. Whereupon, amid a hurricane of applause and yells of delight, he hugged and kissed the unhappy chairman! But

I won't kiss , I can tell you, not if I know it. Put his wife

there and possibly well, no, not even her!

" But I have other grounds for liking chairmen. First of all, there are always a number of intolerable people who come in late. They are generally the local swells, too, and all the people turn round to point them out and to see what they have on, etc. This I find most disconcerting, so to avoid it I always encourage the chairman to make a speech which shall be just long enough to last while these troublesome people are coming in. As soon as the disturbance in the hall settles down I give signs of disquiet which speedily cause the chairman to shut up. I often find it convenient, too, in the course of my lecture, to address the chairman personally, and if he happens to have put a new steeple on the church, or repaired the village pump, or presented a park, or made more mustard or soap than anyone else, I take care to get posted on the subject beforehand, and then introduce the little matter in some felicitous manner which makes things pleasant all round. Yes, I like chairmen, and am glad to have one.

" All right about the shooting stars. I like the subject, and will do my level best. I had upwards of 4,000 of an audience a few days ago."

When his repertory was complete he was indifferent as to which lecture he should give to any particular audience. In November, 1892, it had been arranged for him to lecture at K , and he wrote from Cambridge :

" Did we settle the subject ? I have no memorandum of what it is to be.

" I can congeal you with the ' Ice Age ' or burst you up with the thunders of Krakatoa. I can tell you awful whoppers about ' Time and Tide,' or petrify you with a burst of eloquence about P 225

Reminiscences of Sir Robert Ball

' Invisible Stars.' I usually put the greatest rot into a lecture called 'Other Worlds'! There is a faint (very faint) soupqon of theology in ' An Evening with the Telescope.' "

Of his qualities as a lecturer it is unnecessary to speak. Suffice it that he achieved success a success which was prob- ably greater than any other popular exponent of astronomy. He was occasionally made the subject of curious comment. In alluding to his first Lowell Lecture, which was delivered at Boston, Mass., in 1884, the local paper said :

" He has not quite the oratorical ability of Professor Langley, and suffers from a slight impediment in his speech ; but he has a smooth, clear voice, with a use of it, at times, quite clergymanic."

He was sometimes accused by hypercritical persons who occupied seats in the front row, of having spoken too loud. But he justified himself by saying : " I always try to remember that there may be a deaf old gentleman at the back of the hall who is entitled to hear what I have to say."

He often wound up a lecture with a quotation. There was one beginning: "But number every grain of sand" which was a special favourite. He would use it when attempting to give his audience some idea of the vast number of stars in the firmament, and it was the closing passage in the lecture which he called "An Evening with the Telescope." I dis- covered amongst his correspondence a letter from Mr. Ailing- ham (February 19th, 1883) which shows that he obtained these beautiful lines from the poet himself :

" We have reason to be grateful when one who can speak with authority brings the results of science within the range of ordinary human intelligence and sympathy. I wish I could hear your dis- courses on astronomy, and hope to read them soon. May I ven- ture to enclose you a little poem, written some years ago ? It may be thought an extravagant way of suggesting to the imagination the number of suns but is a kind of protest against the narrowing tendency of naming numbers when speaking of the innumerable.

" I had the pleasure of being introduced to you off the Eddy- stone Lighthouse, and of walking with you round the Dean's Garden at York."

He brought in a part of Mr. Allingham's verses which were called, "In a Cottage Garden," by thus concluding his lecture on "An Evening with the Telescope" :

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"As I return to my house after spending an evening at the telescope, the fact which chiefly dwells with me the fact which oppresses me with its magnificence, and overwhelms me with its sublimity is the greatness of that host of stars which no man can number. If we have been baffled in the attempt to count the stars whose photographs are recorded upon that picture now before you, if we have been staggered by the con- ception that the myriad suns there represented only form the ten-thousandth part of the total number of suns with which the glorious canopy of heaven is inlaid, what are we to say to the conception which I have now to bring before you ? Think of the most distant star on that picture. I am sure I know not which it is. It may be this one, or this, or that; I am not concerned with the hundreds of millions of millions of miles by which that star may be separated from us. The point I really want to urge is, that the distance of the most remote star is finite, whereas the surrounding space is infinite. Imagine a vast globe a globe of such huge proportions that it shall include within its tremendous compass all the stars that are there shown, and indeed all the stars that can ever be repre- sented on the most sensitive photographic plate. We can tell the diameter of this globe. But yet its dimensions are finite ; around it is the infinite. This vast globe, which would include within it every object on which the eye of man has ever yet looked, is merely a dewdrop, while boundless space is an Atlantic Ocean. If within that dewdrop there are a hundred million glorious suns and systems, what shall we say of the suns and systems in the infinite space beyond, where not improbably every part may be well furnished with stars. Judged by all analogy, the stars that we know, amazingly numerous as they may seem, would have to be multiplied by millions and by millions ere any conception could be obtained of the number of suns in the universe. I do not trust to my own language to give expression to the bewilderment which attends our efforts when we try to realise the number of the stars. I shall invoke the aid of the poet to express the innumerable, and conclude by repeating a few lines by Allingham :

"' But number every grain of sand. Wherever salt wave touches land. Number in single drops the sea, Number the leaves on every tree,

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Number earth's livings creatures all,

That run, that fly, that swim, that crawl;

Of sands, drops, leaves, and lives, the count

Add up into one vast amount.

And then dor every separate one

Of all those, let a flaming- sun

Whirl in the boundless skies, with each

Its massy planets, to outreach

All sig-ht, all thought; for all we see

Encompassed with infinity.

Is but an island.' "

Anecdotes of a simple and humorous character were often related in the popular lectures.

For example, he used to begin the lecture on " Krakatoa " thus :

"I understand that the announcement of this lecture has mystified many excellent people. A few days ago a friend stopped me in the street and said : ' What is this you are advertised to lecture about ? ' I replied, of course : ' About Krakatoa.' 'Oh, indeed,' said the gentleman; 'about Krakatoa. How very interesting! But who was he?' You see, the very word ' Krakatoa ' is so suggestive of doughty deeds and valorous enterprise that my friend evidently thought the hero of the lecture was some renowned Irish chieftain of the ninth century, whose prowess in battle I was about to sing.

"The next time I was asked the same question I tried to anticipate the difficulty. I said at once that I was to lecture on the ' Eruption of Krakatoa.' This, however, did not an- swer, either. In these days we hear so much of germs, and of bacilli, of epidemics, and of influenza, that my acquaintance evidently supposed that the eruption of Krakatoa was some brand-new kind of sickness that had suddenly broken out to harass yet once more our frail tenements of clay. Accordingly he said : ' Oh, I didn't know you thought yourself an authority on medical matters.' And then he too moved on."

Again, in the course of his lecture, "Recent Researches about the Sun," he said :

"I had occasion to make use of the word 'carbon' in a recent lecture, and I thought when doing so that I was using a term with whose meaning all my acquaintances would be familiar. But I found out afterwards that I was mistaken..

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I was told that my introduction of the word had puzzled some members of the audience. I learned that a few of those who were unfamiliar with this word went to a scientific gentleman of their acquaintance to get an explanation of this mysterious word 'carbon,' whereupon he told them that he was not quite sure himself, but that he believed it was made of nitro- glycerine."

He began another of his lectures in the following way : "May I begin by telling you a little personal experience that I had a short time ago, when I visited another town no matter where to give a lecture on ' Other Worlds Than Ours ' ? The secretary, to whom I was personally a stranger, had courteously written to say that he would come to meet me at the station on my arrival. He told me that when I reached my journey's end I was to be on the look out for someone on the platform who might look like a secretary. There were many passengers, and the station was full of people. Amongst them, however, I noticed one very active individual who was rushing about scrutinising everybody carefully, and I thought perhaps he might be the person I was to meet; but after he had looked me over from top to toe, and had turned disdain- fully away, I concluded that I must be mistaken.

"Gradually, however, the passengers departed, until there was no one left in the station but this active individual and myself, and after another look he came up to me and said : ' Well, it is very strange, but I am here by appointment to meet Sir Robert Ball, and he has not come.' ' But,' said I, 'I am Sir Robert Ball.' 'What,' said he, 'you Sir Robert Ball ? Good gracious ! I expected to see a careworn creature in blue spectacles; but as to you why, you look like a fellow that could enjoy himself ! ' "

In yet another lecture he told his audience how : "Some years ago, when I was in America, I visited Pro- fessor Marsh, the distinguished geologist in Yale College. He was then engaged in putting up the skeleton of a wonderful fossil animal which he had discovered in the Rocky Mountains of Colorado. This creature was indeed of colossal proportions. For two years Professor Marsh and a large staff of men had been engaged in carefully exhuming the bones of this reptile, which was more than one hundred feet long, and must have been at least thirty feet high. In recognition of the fact that

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it was the most splendid four-footed beast which has ever graced this earth, Marsh called it the Atlantosaurus. He showed me the thigh-bone of the mighty animal. The picture before us represents the cast which he was kind enough to present to the authorities of the Natural History Museum at South Kensington. I could not help saying to Professor Marsh that next to the Falls of Niagara the skeleton of the Atlantosaurus was the most interesting and valuable object in the United States. Raising his hat, he said : ' I thank you for that compliment to the Rocky Mountains.' "

Lecturing at Newry on October 8th, 1894, on "An Evening with the Telescope," he had occasion to dwell upon the diffi- culties which would beset the man in the moon; "The day would be thirty times as long as our day, and the night thirty times as long as our night, while the temperature would be something like 200 degrees below zero during the night. But the inhabitants would have this consolation i that they would be well heated during the following day, when the temperature would be from 200 to 300 degrees above boiling point ! "

VI. Correspondence Relating to the Lectures

During his career as a lecturer my father used to receive curious letters from all sorts of people. If his correspondent showed some glimmering of intelligence it was his practice to send a courteous reply; but letters from persons whom he called "flat-earth men " were consigned to the "Paradox Box" in his study.

On November 26th, 1898, he wrote to Dr. Rambaut :

"As you know, I do not care for controversy. I have never even attempted to convert a circle squarer! The flat-earth men may believe the earth to be concave if they like. Contro- versy is only possible with a mathematician and about a mathe- matical point. There is then some chance of a clear issue, and a certainty that each will at least understand and respect the other."

The true "flat-earth men" did not spare him. Here is a characteristic letter from the celebrated John Hampden * :

He was plaintiff in a case well known to lawyers, Hampden v. Walsh (1876), I Q.B.D. 190, wherein he claimed to recover a sum of /500 which he had deposited with the defendant as stakeholder upon the result of a wager with Mr. A. R. Wallace. Chief Justice Cockburn thus referred to the plaintiff in his judgment : " The plaintiff,

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"In the approaching discussion at Southport, I understand you are to introduce the subject of the distance of the sun. Allow me most respectfully to say that I shall challenge you to show that any reliance is to be placed on observations made on the hypothesis that the earth is a globe and rotating on an axis before a fixed sun. No man, be his scientific attainments ever so high, has the right or ability to discuss this subject on faulty and mistaken premises. It may be very mortifying to have to go back to the very A B C of your system, but the time has passed when you can rely on meeting with no opposition to the baseless conjectures of the heathen astrologers. The distance of the sun depends wholly and entirely on your knowledge of the shape of the earth. Of that you are totally ignorant."

The same authority wrote on another occasion :

" Referring to a lecture given by you a few days ago in Dublin, allow me to say how astonished I am that any man can be found at the end of the nineteenth century to utter the scandal- ous falsehoods such as you then repeated with respect to the sun's distance from the earth. You must know such statements to be false, and you dare fool your ignorant dupes with these scandal- ous fictions, which only the devil himself could have invented. If the sun is ninety-three million miles distant, how would the temperature be I20° at the equator and 50° below zero at the north, a triangle having only 2,000 miles base, with the other two sides 93,000,000 ? Considering what we spend in education, I consider such monstrous lies perfectly scandalous. I will ex- pose you, never fear."

it appears, entertains a strong disbelief in the received opinion as to the convexity of the earth, and with the view, it seems, of establishing his own opinion in the face of the world, he published in a journal called Sd$ntific Opinion an advertisement in the following words :

" The undersigned is willing to deposit /50 to ;f 500 on reciprocal terms, and defies all philosophers, divines and scientific professors in the United Kingdom to prove the rotundity and revolution of the world, from Scripture, from reason, or from fact. He will acknowledge that he has forfeited his deposit if his opponent can exhibit to the satisfaction of any intelligent referee a convex rail- way, canal, or lake.' "

Mr. A. R. Wallace having taken up the challenge, experiments were carried out on the Bedford Level, with the result that Mr. Walsh (the defendant) who also acted as referee, decided in favour of Mr. Wallace, " as havmg proved to his satisfaction the curvature to and fro of the Bedford Level Canal between Witney Bridge and Welsh's Dam (six miles) to the extent of five feet, more or less." The plaintiflF apparently did not regard Mr. Walsh as an "intelligent referee," for he demanded the return of his deposit, notwithstanding which the defendant paid it over to Mr. Wallace. It was held, for legal reasons into which it is not necessary to enter, that the plaintiff was entitled to recover.

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To critics of this calibre my father appears to have applied the maxim :

"The noblest answer unto such Is perfect stillness when they brawl."

He sometimes referred publicly to the letters which he re- ceived. For instance, he began his lecture on "Invisible Stars" by saying :

"I have received a letter. Here it is. I am not going to tell you the address; it does not now concern us. I am not going to tell you the name of the writer from whom it comes, because I don't know that myself. The communication is anonymous, but I will just read it to show you the style of thing I have to submit to :

" ' It is announced that you will lecture this evening on what you call " Invisible Stars." If those stars are invisible, I beg to ask whether you have ever seen them ? [There is internal evidence that the writer of this letter is a countryman of mine.] Must not a lecture on "Invisible Stars " be about as entertaining as a con- cert of inaudible music ? Did you ever detect the perfume from an inodorous flower ? ^3-^^^^^ . ^^ UNBELIEVER.' "

"Of course, there is a postscript: PS.— I shall be there.'"

(( (

A communication which he often mentioned with delight is quoted in a letter dated November 13th, 1889 Shooting Star Night written at the end of a lecture tour :

" I have had a fine time of it, and among my audiences I have had three real Bishops, a Prince of Siam, a ditto of Roumania, and a host of such people as ordinary lords, earls, and common deans and other Church dignitaries, not worth mentioning. All these people have been drawn out of their several boots by a new and blood-curdling kind of eloquence which I have adopted to the utter confusion of everybody. At Tunbridge School, W. was most anxious that I should read a letter from the grocer who desired to become an apprentice at Dunsink.

" We had not the letter, of course, but we recomposed it with such judicious improvements as would lead to the culminating and awful sentence commencing, ' My mind finds no rest,' which is perfectly genuine. Here is the letter :

"'Most Honourable Sir,

" ' I am a grocer's assistant, but my spirit is above the sell- ing of tea and sugar, and longs for communion with the skies.

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Could you take me as an apprentice in your Observatory ? I pass many a sleepless night yearning for the sympathy of the planets. As I weigh out twopennyworth of figs in the balance I think of Libra the constellation, and long to soar aloft amid the celestials. The pair of children that have just come into the shop make me wish myself to be the Heavenly twins, and when they asked for bull's-eyes, I thought of the constellation of Taurus and the bull's-eye that twinkles above. In fact, dear sir, and most honoured individual, my mind finds no rest for the sole of her foot save on one of the heavenly bodies! '

" The result was prodigious and fully justified W.'s antici- pation of success."

An anxious parent asked for advice as to how to make his son an astronomer :

" I want to talk to you about my boy. . . . Will you guide if I steer, I mean, pay ? He has most wonderful eyes for * star- gazing.' Do think, and let God do the rest. He was born near the Karoo, Africa, and that is the place for sight and clearness.

" Do give me your prop ! "

In real or pretended ignorance of the true function of an astronomer many people used to make inquiries of Sir Robert as to the weather. He was often heard to put them off by saying that the domain of an astronomer only starts at a distance of 240,000 miles from the earth and ends at infiinity. But it is manifest that some people refused to be put off by any excuses.

Thus he received the following letter from a lady who was a complete stranger to him :

"I am contemplating a visit to Syria and have thought that to go by way of the Bay of Biscay and through the Straits of Gibraltar would be the most enjoyable, provided one could ensure fine weather for the voyage. This is my first experience of such travel, and I do not, personally, know anyone who could advise me on the subject. I should feel very grateful if you would favour me with a reply to my queries re forecasts of weather and such like."

Problems of a recondite character, suggested, apparently, by the relative motions of the heavenly bodies, were sometimes presented for solution. The following is from a letter dated January 31st, 1897 :

" I shall be much obliged if you will kindly give me an authori- tative opinion on the problem of the person going round a pole

Reminiscences of Sir Robert Ball

with a monkey on the top the monkey twisting round on the top with face always opposite to the person going round. The ques- tion is whether the person goes round the monkey or not, and as there have been many disputes on the point, it has been agreed that your opinion is to be final and conclusive."

From artists he received at least two letters. A painter in Clerkenwell wrote :

" I have an emblematic oil-colour painting, painted by myself, of ' The Landing of Truth.' The emblem that I have employed is a fine-shaped woman in the nude landing from a rough sea, having reached the shore by the means of a buoy. By the land- ing of Truth, I mean, the recently discovered truth that it is from the sun that we mankind, and all living things, both vege- table and animal, derive our lives and beings. As I surmise, sir, you believe in this natural and exhilarating definition of the mystery of life, I thought you would like to avail yourself of a painting illustrating the subject ; if so, I shall be glad to let you have it at a reasonable price."

A second artist appears to have asked her sister to write to the astronomer about :

" * The Position of the Sun as affecting the

PAINTING of a picture.'

"Excuse the liberty I am taking in writing to you on the above subject, but it is on behalf of my sister, who is troubled as to when the sun will allow her to finish a picture she is painting of an interior in Oxford. ' She was engaged on an interior from March 15th to end of the month. The sun shone then through certain small windows, and she is anxious to know when she can get the same rays of light again, so that she may arrange to continue her work. She has been told by some people that about September 15th she can start again, by others, not until the same time next year. She would be greatly obliged if you would kindly advise her as to when she might expect to get the same effect for her picture."

I only know of his being annoyed at one of his numerous correspondents. It was a clergyman who, when Mars was in opposition, wrote to say that certain of his congregation were disturbed in mind as to the prospect of a collision with that planet. He [the reverend writer] desired to have from the Astronomer Royal "a few words which he might read from the pulpit to reassure his flock." As might be expected, Sir

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Robert took no notice of this letter. It was consigned to the "Paradox Box." But he was somewhat incensed when a few- weeks later he received another letter in which the same cleric expressed the view that "public servants might at least ucquire courtesy ! "

Sometimes, if occasion suited, a bantering reply was vouchsafed. On one occasion a dear old lady who had been reading "The Story of the Heavens" said she quite under- stood that the path of the earth, in its course round the sun, was elliptical, and that the sun was at one of the foci of the ellipse. Here, however, she was at a loss. She did not know which of the foci occupied this proud position. Sir Robert's reply raised a nice problem in orientation. He wrote on a post card : "The right-hand one."

A gentleman wrote from a town at which my father was about to lecture asking him to state whether it was true that "Mars was inhabited by a very fine race of people, the men being 9 feet 3 inches in height, and the women so beautiful that words cannot describe them."

This is what he said about possible inhabitants of the Ruddy Planet in the lecture entitled "The Eternal Stars" :

" I can tell you nothing of these inhabitants. I do not know what they are like, or how big they are, or what clothes they wear, or what dwellings they inhabit, or whether they are scattered over the country or are collected together in cities. We really know nothing of them. They may be five feet high, or five inches high, or fifty feet high, for anything we can tell. The inhabitants on Mars may be more like birds or fishes than like men or women. In one of his famous imaginary sketches Voltaire said that when the inhabitant of Saturn was interrogated about life on his planet he was asked, among other questions, how many senses he had. The Saturnian immedi- ately replied that ' the inhabitants of Saturn had seventy senses, and that every day they lived they regretted they had so few.* I know nothing as to the inhabitants of Mars. Even in my most sanguine moments I never expect to know any- thing beyond just this that Mr. Lowell's observations appear to show that work conducted by intelligent agents is at present in progress in Mars."

A little later he said :

"It certainly seems that the inhabitants on Mars, whoever

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and whatever they may be, have at least this much in common with us dwellers on the earth that water is essential to their existence. Sir Wilfrid Lawson, at all events, will be gratified to learn this fact ! "

I may add to this what he said as to the possibility of there being life on Venus :

"If there be life upon Venus, and I prefer to think that the Evening Star is the abode of life, we may be assured that the inhabitants, whatever they are like, will dwell on the sunny side, and night will be to them unknown. The other side, where not a ray of sunlight ever falls, will be a desolate wilderness, less known to the denizens of the favoured regions than our North Pole and South Pole are to the dwellers on this earth. For the inhabitants of Venus there would be no pleasant transition between hours of activity and hours of soothing repose. The arrangement might, however, be very suitable for the development of vegetation on Venus. It seems to have been proved that though plants slumber through the hours of darkness, they will grow continuously if continuous light be given. If electric light be supplied in mitigation of night, it has been shown that vegetation will progress far more luxuriantly than when such assistance to Nature is withheld. We must imagine the splendour with which the tropical forests on Venus might unfold their leaves to a sun, whose rich and warm beams were never for a single moment intermitted."

The moon appeared to trouble some of his correspondents. A lady writing from Ireland said :

" May I ask you kindly to excuse me trespassing upon your time, in asking for an answer to the following question, which has puzzled so many friends :

" Have the moon's rays power to whiten stone ? There is a beautiful church near here built about ten years ago of a kind of basaltic stone, the belfry of which is a model of a round tower. A portion of it facing the moon has become whitened, also a side of the church facing the same direction. Abroad we see marble statues and pillars whitened at the side facing the moon and dark at the opposite side, and here in the north of Ireland the linen is said to bleach best in the moon's rays. Can this influence be true, or are we moon-struck in coming to this conclusion ? "

A gentleman who seemed to be disturbed about the behaviour of the moon in the Arctic regions wrote :

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" I cannot realise to myself what the behaviour of the moon is in the Arctic regions, and I can hnd no reference to the subject in your books or those of other astronomers who have written text books for the instruction of the general public.

"I know that the altitude of the moon is greater in winter than m summer, and I imagine that it must be half a lunar month above the horizon and half below. Travellers in the far North say a great deal about the sun but very little about the moon. Will you kindly write in the enclosed envelope the name of a book which will solve my difficulty, and pardon me foj- en- croaching on your valuable time ? "

A lady, writing to my father, wanted to know "by return of post " whether it was true that the earth was coming to an end very soon owing to the rapid approach of Hercules. "If it is true," she said, "nothing except Church work seems to be worth doing; and I can get no relaxation of mind with this thought in the background." Whether the good lady (who hailed from somewhere north of the Tweed) restricted her energies to Church work does not appear. She seems to have received no answer. Another lady, writing in the same year, thought "that the earth had got out of its course and was making off to Jupiter."

A clergyman in the south of England held the view that the New Jerusalem was situated at the back of the moon. Hearing that Sir Robert was about to lecture in the neighbour- hood, he determined to submit his theory to the judgment of an expert. He even went to the length of button-holing the astronomer upon his arrival at the station. "What do you think. Sir Robert? Is not the back of the moon, which we have never seen, likely to be the New Jerusalem?" "I should think," said the astronomer siily, "that you would be more likely to find it at the back of Mars ! " With this answer the divine was content. If the Lowndean Professor had not ac- cepted the proposition in its entirety, at least he had not ruled it out altogether.

Let it not be supposed, however, that all the letters which he received relating to his lectures were consigned to the "Paradox Box." He was grateful to many a correspondent who suggested a correction or opened up some new line of thought. Of such letters, which he received in countless numbers, I print but two. The first relates to the meteoric

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shower which was expected in 1899. Professor H. A. Giles wrote on November 7th, 1899 :

" After hearing your interesting lecture last night, it occurred to me to see if I could find any record of meteoric showers in Chinese authors. I venture to send you the result of a desultory search. Entry No. 2 referring to the year 1035 seems to be some- where about the mark."

My father replied on November loth :

" Many thanks for your kind letter. The extracts you give are very interesting, and I am very glad to have them. As you say, the date A.D. 1035 corresponds very well with the Leonid shower, but the stones found I should expect to be apocryphal. At any rate, there is no authentic evidence whatever of meteors in the Leonid shower throwing down stones or particles that could afterwards be recovered or recognised.

" Doubtless much attention will now be given to the subject, and I am sure that such records as you have found will be very valuable.

"As to the shower in 685 B.C., the fact that the season was summer and some other circumstances seem to point to the con- clusion that this was not a display of the Leonids, but perhaps it may have been a display of the Perseids or August meteors."

The second letter was received at Cambridge in January, 1893, from the famous novelist, Ouida :

" Dear Sir,

" I think it may interest you to know that I several times in the past year saw with my unaided eyes two of the satellites of Jupiter. I wish you could see the stars and planets from my terraces and tell me all about them. Would you mind telling me by letter in which constellation the star Altair is to- be found ?

" Accept my compliments and allow me to remain faithfully yours."

Vn. A Lecture to Convicts

I have pointed out that my father seldom lectured without fee. On one occasion, however, he giave his services for nothing in circumstances which are sufficiently remarkable.

In the spring of 1907 he was making holiday in Devonshire, and on March 4th he received the following letter from the chaplain of Dartmoor Prison :

"As you will be in this neighbourhood on the 13th or 14th inst., I am venturing on behalf of the largest body of convicts

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in the kingdom to make a request which I can only trust may meet with your sympathy.

" With the permission of the Directors of Convict Prisons a few lectures are given each winter season to the whole body of the men here, brought in from labour for the purpose. These lec- tures are very popular with the poor fellows, and it has been found that they tend very considerably towards their mental and moral improvement. They are on various subjects (except religion), and you will readily understand that they give the men something to think about, and take them for the time out of themselves. Will you, sir, when so near us, spare us an hour for one of your charming discourses ? My excuse for the bold- ness of this request is simply the happiness and delight your undertaking so kind an act would give to hundreds at the penal settlement."

My father accepted the invitation, and a day or two later the Governor (Mr. Basil Thomson) wrote to say that the lecture would be given at noon on March 14th. He added :

" There will be an attendance of 900, among whom, besides the ordinary labourer, are many intelligent and well educated men lawyers, a parson or two, forgers, long-firm swindlers, and professional burglars. It is therefore a mixed audience in more senses than one."

Writing to advise me of the fact that he had consented to address the convicts, my father said :

" Dearest Bill,

"If you want free tickets for your friends to hear a lecture of mine, now is their chance! Let them hurry up and commit bigamy, or arson, or any really good felony short of actual murder and they will have a free ticket, indeed, a compulsory ticket forthwith!

"I lecture to the convicts at Dartmoor on Friday. (Fact!)

" P.S. I shall have both clergymen and lawyers [the italics are his. Ed.] in my audience, I am told."

To Princetown he went on March 14th, and duly delivered his lecture.

Writing to Mrs. Millington a few days later, he said :

" My experience at the prison was very curious. I lectured to 950 convicts, including, as they were particular to tell me, the very worst scoundrels on earth. But a more pleasant and sympathetic audience there could not be. I would like to tell you all about it some time. When I remarked on the fact that

^39

Reminiscences of Sir Robert Ball

not over a dozen of the prison officials were present, to 950 con- victs, the answer was simple : ' The convicts never combine.'

" The Governor told me that no lantern could be used, as it would be impossible to allow so many convicts to assemble in a darkened room, I was therefore compelled to illustrate my re- marks by drawing with chalk on a blackboard. WHien I mounted the platform I saw rows and rows of closely cropped heads in front of me. In the gangways on either side warders were mounted upon what looked like step ladders, from which they could get a clear view of the audience. The gallery at the back of the room was reserved for the more desperate characters. Having regard to what I had been told as to the social position of some of the convicts, I was at a loss to know whether to begin in the customary manner. Was I to address them as ' Gentle- men ' ? I solved the problem by commencing straight away without any introduction."

If he found it difficult to begin a lecture in such surround- ings, he might well have found it doubly hard to go on ; but his courage and experience on the platform stood him in good stead. He told them of the appearance of a new star, and said : "A few years ago a new star appeared in the sky. It suddenly blazed forth with wonderful brilliance. On a fine night when it was at the zenith of its glory I set out to walk from King's College, Cambridge, to my home at the Obser- vatory. I was so much impressed with the brilliance of the new celestial body that I determined to point it out and explain its remarkable appearance to everyone I met. Amongst other people I encountered was a policeman. Having given the officer a short history of the star, I adjured him to mark it well, as he might never see such a thing again. The constable replied: 'All right, Sir Robert, I'll keep my eye on it ! ' "

The audience shook the building with an outburst of applause, and the lecture was a huge success.

That it produced some effect upon at least one member of the audience is apparent from a letter which reached Cambridge some time afterwards :

The envelope was addressed :

"Professor Bird (or Black),

" Obsowatory,

"Cambridge."

The letter was written in pencil, on a bill headed with the

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name of a man who described himself as a "builder and steeple contractor." The contents were as follows :

"Dear Sir,

" please to excuse my intrusion, but after listening to your lecture at Dartmoor Convict prison It made a deep impression upon me and meny hundred sorrowful hearts blessed you, and it was even the talk up till my release a few months ago. I wish to retreave my Character and circumstances, and something give me the instinct after seeing you stand and laugh while we clapped in gratifulness, especially when you mentioned the boby said he would keep his eye on that star, and the person falling off the ladder, etc. I send you the bill head as a proof of my possion and circumstances till this misfortune befel me, and if you can assist or send some acquaintance to see me and enclose this letter I will feel grateful. I am on 119 days ticket-of-leaf, and then you know how cricital my position is till that expires.

I ever wish to remain your truly . Will av^^ait every

post in hopefulness. Oh! if I only had you near me personally to converse with you, I could tell you more of your lecture."

The lecture at Dartmoor was Sir Robert's first, last, and only appearance before a criminal audience. In November, 191 1, he was invited to lecture at the Feltham Borstal Institution, but he was unable to accept.

VIII. More Advanced Lectures The popular lectures through which my father became so widely known to the British public were upon astronomy. The recondite "Theory of Screws," to which he devoted the best years of his intellectual life, was little known to those who delighted to hear him on the platform. The subject was too abstruse, if not too sacred for such treatment.

I, who am no mathematician, once asked him to explain the Theory of Screws. His reply was notable. He said : "If I were to begin speaking now, and continued to expound the subject for about six months without interruption, you might have some faint glimmering of what it means I "

But the great "Theory" w^as well known to mathematicians in all parts of the w'orld. I remember the delight with which he told me that a course of lectures was being given in a German university on "Die Ballsche Schrauben-Theorie." Yet on one occasion he did attempt to deal with the "Screws" in a comparatively simple way. When the British Association met

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at Manchester in 1887 the Astronomer Royal of Ireland gave an address to the Mathematical Section of the Association. It bore the attractive title: "A Dynamical Parable."

Before delivering this address he had submitted a copy to Professor George Francis FitzGerald, who wrote on July 7th, 1887:

" I thin3k your address is ' quite splendid,' as they would say across the water. I am afraid I am a rather useless critic, for I have little or nothing to criticise. If you could have introduced more conversation at the beginning it would be livelier. Mr. Querulous might have stood up for Mr. Cartesian's methods! I think 'Parable' better than 'Allegory,' for 'Allegory' would connote that the story was about something quite different from what its second meaning was like, and ' Story ' is rather too colloquial.

" I think when you bring out a new edition, or a complete edition, of your ' Screws ' you should put this in as an ' Introduc- tion.'

"Of course, a thing of the kind could be drawn out with conversations almost indefinitely, and I think you have on the whole struck a happy mean, though the latter part is more con- versational, and, as such, livelier than the beginning but then people require more stimulating things for their palates at the end of dinner. If you could divide Mr. Anharmonic's long speeches between him and a Mr. One-to-One it would relieve them, but then it would take more time. You might introduce into Mr. Q.uerulous, Purser's great objection to Quaternions, that what we want is analysis and not a complex quantity like a screw to deal with. We want the geometry analysed into its simplest components and not left in a complex state. Purser always objects to Quaternions because there is so much involved in q that you might as well deal with the original things. You want quantities to deal with whose laws are simple. This in a general way would apply to screws, and might be introduced in favour of Mr. Cartesian's methods.

"However, I must stop this wild attempt to gild refined gold."

I venture to quote the opening and closing passages of the famous "Parable." Needless to say I make no attempt to explain them :

"Ladies and Gentlemen, The subject I have chosen for my address to you to-day has been to me a favourite topic of meditation for many years. It is that part of the science of

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theoretical mechanics which is usually known as the ' Theory of Screws.'

" A good deal has been already written on this theory, but I may say with some confidence that the aspect in which I shall invite you now to look at it is a novel one. I propose to give an account of the proceedings of a committee appointed to investigate and experiment upon certain dynamical pheno- mena. It may appear to you that the experiments I shall describe have not as yet been made, that even the committee itself has not as yet been called together. I have accordingly ventured to call this address ' A Dynamical Parable.'

"There was once a rigid body which lay peacefully at rest. A committee of natural philosophers was appointed to make an experimental and rational inquiry into the dynamics of that body. The committee received special instructions. They were to find out why the body remained at rest, notwithstanding that certain forces were in action. They were to apply im- pulsive forces and observe how the body would begin to move. They were also to investigate the small oscillations. These

being settled, they were then to But here the chairman

interposed; he considered that for the present, at least, there was sufficient work in prospect. He pointed out how the questions already proposed just completed a natural group. ' Let it suffice for us, ' he said, ' to experiment upon the dynamics of this body so long as it remains in or near to the position it now occupies. We may leave to some more ambi- tious committee the task of following the body in all conceivable gyrations through the universe.'

"The committee was judiciously chosen. Mr. Anharmonic undertook the geometry. He was found to be of the utmost value in the more delicate parts of the work, though his col- leagues thought him rather prosy at times. He was much aided by his two friends, Mr. One-to-One, who had charge of the homographic department, and Mr. Helix, whose labours will be seen to be of much importance. As a most respect- able, if rather old-fashioned, member, Mr. Cartesian was added to the committee, but his antiquated tactics were quite out- manoeuvred by those of Helix and One-to-One. I need only mention two more names. Mr. Commonsense was, of course, present as an ex-officio member, and valuable service was even rendered by Mr. Querulous, who objected at first to serve on

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the committee at all. He said that the inquiry was all nonsense, because everybody knew as much as they wished to know about the dynamics of a rigid body. The subject was as old as the hills, and had all been settled long ago. He was persuaded, however, to look in occasionally. It will appear that a re- markable result of the labours of the committee was the con- version of Mr. Querulous himself.

"The committee assembled in the presence of the rigid body to commence their memorable labours. There was the body at rest, a huge amorphous mass, with no regularity in its shape no uniformity in its texture. But what chiefly alarmed the committee was the bewildering nature of the constraints by which the movements of the body were hampered. They had been accustomed to nice mechanical problems, in which a smooth body lay on a smooth table, or a wheel rotated on an axle, or a body rotated around a point. In all these cases the constraints were of a simple character, and the possible move- ments of the body were obvious. But the constraints in the present case were of puzzling complexity. There were cords and links, moving axes, surfaces with which the body lay in contact, and many other geometrical constraints. Experience of ordinary problems in mechanics would be of little avail. In fact, the chairman truly appreciated the situation when he said that the constraints were of a perfectly general type." The discussion lasted for a considerable time, until : "The chairman said he feared it was beginning to enter rather wide ground. For his part he was content with the results of the experiments, even though they had been con- ducted in the vapid old space of Euclid. He reminded them that their labours were now completed, for they had ascertained everything relating to the rigid body which had been committed to them. He hoped they would agree with him that the inquiry had been an instructive one. They had been engaged in the study of Nature, they had approached the problems in the true philosophical spirit, and the rewards they had obtained proved

^ ' Nature never did betray

The heart that loved her.' "

The address was subsequently published in pamphlet form. In thanking him for a copy. Professor Niven (Aberdeen) wrote (September 5th, 1887) :

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" I have to thank you for the copy of your address as Presi- dent of Section A which you have sent me, and which I have already seen in the Mail. I have read it with a great deal of interest, though, I fear I should have to class myself as a cross between Mr. Cartesian and Mr. Querulous. Not since the time of Galileo has an attempt been made to combine wit and wisdom in this manner, and not everyone would venture on the experiment with much hope of success."

My father gave several courses of lectures to advanced students at Cambridge. He thoroughly enjoyed this part of his work. Writing to Dr. Rambaut (October 17th, 1897), he said :

" I am just beginning my lectures here on the Planetary Theory. You like the observatory work the best, but whatever I may have once thought, I now greatly prefer the lecturing, especi- ally when I have so magnificent a subject."

He also lectured on "Screws," but apt pupils were few in number. He wrote to Professor Joly (July 12th, 1900) :

"I have announced a few lectures on Screws this Long Vaca- tion, and I have heard of one man who was coming, and there may perhaps be others ; three would be considered a good class here in anything of this sort. Any man who does come to a class of the kind always does so very seriously, attends every lecture, takes careful notes, reads up the subject and never drops off, but they reflect maturely before beginning it. The man who is coming to me knows a good deal about the subject already, so I think of commencing with the Dynamical Theory of Impulsive and Instantaneous Screws."

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CHAPTER XI

SCIENTIFIC ADVISER TO THE IRISH LIGHTS BOARD

TN the year 1882 my father was appointed Scientific Adviser -■- to the Irish Lights Board, in succession to the late Pro- fessor Tyndall, who had held the post for a number of years.

It was his duty to advise the Commissioners of Irish Lights as to the efficiency of the apparatus used in the Irish light- houses, and to investigate the claims of inventors who from time to time came forward with new-fangled lenses and illuminants.

Were the Commissioners undecided as to whether a par- ticular form of lantern should be adopted, he was consulted. Was it suggested that the electric arc would better serve to penetrate the mists which shroud the Irish coast from the eyes of the passing mariner, his opinion was sought.

In 1884 he made a report to the Commissioners on the results obtained in a series of experiments on lighthouse illu- minants. The relative merits of gas, electricity, and oil had been put to a practical test at the South Foreland. In the report he states his conclusion on this important question :

"I am convinced of the truth that for practical purposes a 108 jet gas burner is substantially the same as the seven-wick oil lamp, the gas having perhaps a slight advantage in fixed lenses and the oil in revolving lenses. . . . The question as to the relative powers of gas and electricity in illuminating during fog seems to be still in a condition of uncertainty. It seems to have been shown that in moderately thick or misty weather the electric is much the best light, as it is, of course, in fine weather. It seems, however, from the important observations on November 24th that in a fog which extinguished all lights at three and a half miles, the oil and gas were found at a distance of two and a half miles to be each superior to the electricity. On the other hand, on September gth, when full fog powers were used, all were extinguished at 1,600 feet, and on walking in, electricity appeared at 1,500 feet, and gas and oil together at 1,400 feet.

246

THE PRINCESS ALEXASDRA

THE SCIENTIFIC ADVISER TO THE IRISH LIGHTS COMMISSIONERS

Scientific Adviser to Irish Lights Board

On December 6th the engineer at the South Foreland reports that a dense fog prevailed, and that all three lights are equal cind only just visible at one and a quarter miles.

" So far as these experiments go they seem to prove that the preponderating splendour of the electric light is greatly reduced in a dense fog, but they do not afFord me the materials for any definite conclusion as to the relative value of electricity to the other illuminants in that weather when powerful lights are most needed."

He did not hesitate to set his opinion against that of the Board of Trade. He wrote to the secretary to the Commis- sioners (July nth, 1891) :

" At the request of the Inspecting Committee I have had under consideration a letter of the Board of Trade, dated April 30th, 1891, with reference to the Kinsale Light. I understand from this letter that the Board of Trade suggest that an eight-wick occulting biform light would suffice for the requirements of Kinsale. If I have understood this proposal aright, it is one in which I cannot acquiesce, as it does not seem to present any considerable advantages over the scheme for a ten-ringed burner in the present optical apparatus.

"In support of this opinion I submit the following considera- tions. We know that in an ordinary fixed light the central drum transmits seven-tenths of the light, the upper prisms two-tenths, and the lower prisms one-tenth. Where two optical systems are combined, as in the biform, there is, of course, a sacrifice of both upper and lower prisms, and consequently if ten be the power of the single apparatus, the pow^r of the biform may be represented as fourteen. But this is on the supposition that the two lamps in the biform are each of the same power as the single lamp in the single apparatus. It must, however, be remembered that in the single apparatus we propose to use a ten-ring burner, and, so far as the data are available, it appears that the ten-ring burner will yield at least forty per cent, more light than the eight-ring burner. From this I conclude that the single apparatus with the ten-ring burner will be practically as good as the biform with two eight-ring burners.

" My views as to the desirability of the electric light at Kin- sale have undergone no change, the only object of this letter being to record my opinion that if the electric light cannot be had, there will be no advantage in incurring the large expenditure for a biform occulting light with eight-ring burners when the much simpler change of putting a ten-ring burner into the pre- sent apparatus will, it seems to me, afford as good a light."

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He always regarded the office of Scientific Adviser (to which he was reappointed annually) as somewhat precarious, but his fears were diminished when Lord Rayleigh was appointed to act in a similar capacity as adviser to the Trinity House. Although at least one Chancellor of the Exchequer, with a bent for economy, was inclined to abolish the post, my father continued to hold it to the end.

He was not obliged to accompany the Commissioners on their tours of inspection, but he rarely missed this annual outing. At all events, he would join the ship for part of the cruise, and as he was a perfect sailor, the storm-tossed waters of the Atlantic had no terrors for him.

He always looked forward to the voyage with the greatest delight; not, indeed, that it gave him an entire rest from his mathematical labours, for he always took his books with him, but because it meant the society of congenial friends. His camera and his "Bentham's British Flora" (of which more hereafter) always accompanied him on these occasions.

I found amongst his papers a brief account of the com- mencement of a cruise in the Princess Alexandra. It would seem that he had it in mind to write a connected story of one of these cruises, but it was never completed. The following is but a fragment :

"Early in June, 1890, I received an invitation from the Commissioners to join the Inspecting Committee on their annual cruise around the coast. It was not the first occasion on which I made this trip ; indeed, for several years past I have enjoyed a part of the cruise. I shall, however, specially speak of the midsummer of 1890. On a beautiful evening I journeyed to Kingstown, and there, at her moorings in the centre of the harbour, lay the Princess Alexandra, the steam yacht belonging to the Commissioners. A couple of hands met me at the station to carry down my traps, and I gladly reciprocated the hearty welcome from my old friends the members of the gig's crew. The steam pinnace awaited us at the Victoria Quay. We glided rapidly amidst the yachts across the blue waters of the harbour. On our way we saw a somewhat unusual visitor who had enlivened the harbour, I was told, for some days. It was a large and plump porpoise, which, instead of lazily tumbling about after the wonted manner of his species, jumped clean into the air as if he were look-

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ing to find some way out of the harbour into which he had accidentally wandered ! At the top of the accommodation ladder we were welcomed by the trusty captain of the Princess, my valued friend A. Knox Galwey, Esq. More than fifty times has this excellent seaman circumnavigated Ireland in the service of the Commissioners. The greater number of these voyages were for the purpose of delivering stores to the light- houses and lightships. The Princess generally makes two or three such trips annually. In the summer, however, she does not carry stores. It is true that a box or two is generally to be found in the hold for delivery at each station where we touch, but the main object of the cruise is inspection.

"The departure of the vessel is generally made the occa- sion of a little festive gathering, so that not only those members of the Board who are actually going on the voyage are present with us this evening, but several others who have come on board to dine, and to bid their colleagues hon voyage.

"As the Princess is to be our home for two or three weeks, let us take a look at her. Her two yellow funnels are well known in every Irish harbour. Our favourite resort when under way is the bridge between the paddle-boxes. Many a pleasant hour is spent on this bridge. On the after-deck there is a deck-house, beautifully fitted, gay with geraniums and pelargoniums. It has a table well covered with books and newspapers. It also has a comfortable lounge ^and be it known to land-lubbers that a nap may always be taken at sea at any hour of the twenty-four. A straight staircase from the deck-house leads into the saloon, which lies amidships. It contains a suitable library of books. At one side of the saloon hangs the roll map of the coast, which shows all light- ships and lighthouses. On the solid mahogany in the centre is to be found a vase of flowers, replenished from time to time during the cruise by gifts from the shore. It is in this saloon, of course, that our meals are served. At other times the deck-house, with its more abundant light and air, is gener- ally preferred, especially when we lie at anchor on a beautiful summer evening in some charming harbour or land-locked bay. In the after part of the vessel are seven cabins, three at each side and one at the end. Each is a distinct room. Seven is the number for which the ship is adapted. The captain has admirable quarters in another part of the vessel.

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"As I have said, a few friends come down to bid us fare- well. After dinner is over, and they have left, an important matter has to be decided. I should mention that one member of the Inspecting Committee is chosen by his brother Com- missioners to act as chairman during the cruise. The rest of the party are for the time under his mild sway. As to the navigation of the ship, that is entirely in the hands of the captain. He, however, receives instructions from the chair- man as to what it is proposed to do as to when we shall start and when we shall stop, as to the harbours at which we shall lie, and all similar matters. The first exercise of the chairman's authority takes place after the little dinner-party is over. We are still in harbour, and the start is not to be made until early the following morning. We are to leave Kingstown and to sail round Ireland. This much is settled; but it is for the chairman to say, late at night, whether, on leaving Kingstown, we shall turn to the right or to the left that is, whether we shall go south about or north about. This is not divulged until the last moment. The chairman has several reasons for keeping it secret. Let it be remembered that the object of the cruise is to inspect lighthouses, and that, for obvious reasons, there is no occasion to give the lightkeepers more notice of otir movements than is necessary. This is one reason why the chairman does not tell beforehand which way the ship is going; but there is a better reason still. Very often he does not know himself until the last minute. He looks at the barometer, he speculates on the weather, he has a chat with his colleagues, he asks the captain's opinion, he considers whether there is any special reason for visiting Queenstown before Belfast, or Belfast before Queenstown, and finally he then gives the word. I think, perhaps, we go more frequently northwise than southwise. Some of us may have had an idea that it would be north about. At about half-past eleven, how- ever, the oracle spoke. The sailing orders were given ' south about.'

"The duty on which the Princess Alexandra is bound is the annual inspection of the various establishments all round the coast of Ireland which are in the hands of the Irish Lights Commissioners, who must provide and maintain whatever lights, buoys, and beacons may be necessary for safe naviga- tion in these waters. Their rights and duties as regards sea

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marks are analogous to those of the Trinity House for England. Both bodies are under the financial control of the Board of Trade, by whom the General Lighthouse Fund is administered. The shipping of the country has to pay certain tolls for lights, and it is from this source that the lights are maintained. It is not, however, to be inferred that all lights, buoys, ^nd marks have to be provided from this fund. At the various ports the local authorities have to maintain whatever is necessary for the guid- ance of vessels in and out of harbour. There are, however, a few exceptions. Certain harbours are regarded as ports of refuge to which vessels resort to escape from storms, or to await a fair wind. In such cases there is no reason why the local authorities should defray charges which should fall more ap- propriately on the general mercantile marine fund. To give an illustration of my meaning, I may refer to the case of Dublin. Ships arrive there to discharge cargo, and there is a cross-channel trade. The expenses of the lights are therefore defrayed by the Port and Docks Board from dues levied on the vessels frequenting the LifTey. At Kingstown there is a large artificial harbour from which the mail steam service to Holyhead is conducted; otherwise there is but little traffic, the harbour usually containing nothing but a fleet of yachts or weather-bound vessels. Yet, as it offers a refuge to ships, it is appropriate that the mercantile marine fund should pro- vide the lights, and accordingly the Kingstown lights are under the Commissioners, while those at Poolbeg, at the entrance to the LifTey, belong to the local authorities in Dublin. I might give similar illustrations at other places. For instance, it is only right that the mercantile marine fund should pro- vide lights and beacons at the mouth of Queenstown Harbour a haven which provides an excellent anchorage and affords protection from all winds and waves. But the case is different if the ship entering Queenstown does so merely to convey a cargo of wheat to a merchant in Cork. Then she has to pass up the river from Queenstown, and the lights on this river are maintained by the local authorities, and not at the expense of the general mercantile marine.

"To a certain limited extent even local lights and marks come under the notice of our Board. Every few years, in the course of their annual trip, the Commissioners make what is known as a ' local inspection.' On arrival at a port they are

Reminiscences of Sir Robert Ball

met by the Harbour Commissioners, or some representative. They then make a survey of the lights, buoys, perches, or other marks designed to facilitate the navigation. But such investigations are comparatively small affairs. The main object on the cruise is to visit the numerous establishments which are entirely under the control of our own board.

"Let me enumerate the different types of stations that we have to visit. They are all designed with the sole object of promoting the safety of navigation in the vicinity of our coasts. First of all we have the lighthouses, large and small, built on lonely islands or headlands, or rising, it may be, sheer out of the water. Of these there are many different types, adapted for various purposes. Then we have the lightships, which may be described as floating lighthouses. They mark dangerous rocks or shallow banks. Fog-signal arrangements are also to be found in all critical places round the coast. These vary in type from the old-fashioned cannon to the modern siren. It is the duty of the Committee to see that all these arrangements are kept up to the mark. They also visit the keepers' dwellings, investigate the boat arrangements for supplying the island stations with necessaries, and all other matters incidental to the service. Altogether the trip involves a visit to about a hundred establishments dotted round the coast. As the voyage seldom lasts for more than three weeks, the Inspecting Committee are at their labours early and late."

Thus ends my father's own account in so far as it was written in connected form.

He sometimes referred to his experiences with the Irish Lights Commissioners when on the platform. Here is a passage from his lecture, " How Came the Great Ice Age " :

"It is a pleasant part of my duty to join the annual cruise of the Commissioners of Lighthouses round the coast of Ireland. Among the more remote places which we have an opportunity of visiting are the Isles of Arran, off Galway Bay. This desolate place is dear to the botanist, who remembers that it is the home in which the delicate maidenhair fern grows wild. To anyone who only knows this exquisite fern as we nurture it in our greenhouses, it will be a surprise to learn that its natural home is on a wilderness of barren rock. Yet so it is. This rock is limestone. It is deeply fissured, and

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down in these fissures, under the influences of a genial cHme, luxuriant vegetation springs up. There the maidenhair is to be found, and there I have often gathered it by stretching a long arm into the crevices.

"For our present purpose the special feature is not the limestone which forms the island, nor yet the maidenhair. It is this big stone to which I call attention. It is a piece of granite. There is no original granite naturally on the Isles of Arran. The nearest place where this kind of rock is met with is on the mainland, several miles away, between which and the Isles of Arran the deep Atlantic Ocean rolls its blue waves- It is perfectly certain that this block of granite which is only one of many similar blocks strewn about the island you can see another at the corner has been broken away from its original home, has been transported across the sea, and has been deposited where we now find it.

"In ancient days there were great glaciers on the west coast of Ireland. They not only filled the mountain valleys, but they descended into the sea. They actually advanced into the Atlantic Ocean, and the ice was continuous from the Isles of Arran to the mountains where the granite is to be found. Thus were the great boulders conveyed to the sites where we now find them. They speak eloquently of the tremendous change which the climate has undergone in this part of the world."

When describing the effects of various kinds of "waves" in the lecture on "Invisible Stars" he had occasion to com- pare waves of light to the waves of the ocean :

"The wave is indeed a terrible engine of destruction. I have seen in the West of Ireland those mighty Cliffs of Moher, with which the Old World presents a stern but majestic front to the Atlantic. Those superb precipices, over which the eagle still soars, have been hewn out by the incessant blows of stately waves hurled from the broad ocean. In a lifetime nay, even in the course of centuries ^but little apparent progress is made in this colossal sculpture ; but the invasion of the waves, if slow, is unremitting, and stupendous effects are produced when sufficient time is granted. In the lapse of geological periods of millions of years, the doom even of continents has been tolled by the everlasting thunder of the surf on the cliffs. By pondering on the awful efficacy of the

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watery waves in battering down mountains, we shall perhaps be the more willing to credit the adequacy of the ethereal waves, even of invisible light, for the comparatively small task of inscribing their records on the photographic picture. It is, indeed, certain that when the astronomer exposes a plate for an hour or two to the heavens, the number of luminous waves of star light which break upon it are a hundred times more numerous than all the billows which the Atlantic has rolled in upon its shores, from the dawn of geological time down to the present hour."

In 1904 the Princess Alexandra, which had been in com- mission for a long time, was replaced by a more modern vessel called the Alexandra.

I remember asking the Scientific Adviser why the Princess was abandoned. He replied :

"A man was working in the hold one day, when he let his hammer drop, and it fell through the bottom of the ship ! " And he added : "She was as leaky as a sprat net ! "

Stories of courage and devotion to duty were sometimes told to the Commissioners on their tours of inspection, or recorded in their archives. My father preserved the following letter (dated July 27th, 1891) from the keeper on the Tuskar Rock, one of the most important lighthouses on the east coast. An assistant keeper had been seriously injured in an explosion :

"In reply to your letter of the 23rd inst. I beg to say that when I sent in my report of the accident, I had been twenty-four consecutive hours on duty, and was completely exhausted and unable to write a full account. I now, sir, send you an exact copy of the log kept at the station. There was a dense fog at the time of the accident, and it was J. M. Learys watch, as he relieved me at 2 P.M., and the accident occurred at 2.30 P.M. at the gate at the N.E. corner of paint store. I asked him how it occurred, and he answered me twice, ' Putting in the detonators.' For further particulars see copy of log which was written at the time."

"Copy of Log of July 20th, 1891.

"At 2.30 P.M. during a dense fog J. M. Leary (Assistant Keeper) got most severely injured. He lost his right hand above the wrist, besides some severe cuts on the back of his head and neck, through the accidental bursting of a rocket while inserting the detonator into it. There was also injured at the same time (cut over left eye) J. Fortune, a boy of seven or eight years of

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age, son of P. Fortune, lamp-trimmer. With the assistance ot the carpenter and labourer working on the rock I bound up the wounds, and having stopped the flow of blood we got them carried to bed, P. Fortune at the same time keeping the fog- signal going, besides firing two shots every fifteen minutes in quick succession, for assistance. We hoisted our ensign (Union down), with the signal P.D. underneath, in hopes that it might be seen by some passing ship. At 4.30 P.M. a small Austrian steamer came off the west landing, but though we went down and pointed out the best place to land, I am of the opinion he considered the sea too heavy. Having hoisted his ensign at the foremast head, which I took to indicate that he had made out our signal, he disappeared in the fog, steering in a westerly direc- tion. At 6.35 P.M., the fog having cleared a little, we saw the same steamer bearing down on the rock. WTien the steamer got off the N.E. landing, the captain signalled that he had for- warded our message. I signalled back ' Thanks.' The injured man getting weaker, I signalled to the steamer to send us a boat, but he steered N.E., taking no notice of our last signal. At 6.45 P.M. I observed a large steamer coming from the westward. As the evening looked bad, and there was no sign of assistance coming from land, I hoisted P.D. 'want immediate medical assistance.' The steamer, which proved to be the Cunard s.s. Cefhalonia, stopped off the rock and lowered her lifeboat, in which the captain sent his doctor to our assist- ance. Having dressed the wounds, the doctor told me it wx3uld be best to take the injured man aboard, he being so weak it would be dangerous to leave him all night on the rock. I told Leary what the doctor suggested, and he said he was most anxious to go. We got him safely on board the ship's boat at 9.45 P.M., though there was a nasty sea running. I consider that great praise is due to the captain of the ship, also his doctor, chief of&cer, and crew for their gallant and humane conduct. As an instance of the sea that was running at the time, I omitted to mention that when within a few fathoms of the rock, the tiller struck the chief officer and knocked him overboard at the same time. It being dark at the time there was some trouble in pick- ing him up again.

" In conclusion, I consider it my duty to mention that P. Fortune, lamp-trimmer, Phillip Duggan, a carpenter, and Thomas Ronan, labourer, gave all the assistance in their power, from the time of the accident until we got the injured man into the boat. (Signed) " JOHN HAMILTON,

" Lightkeeper."

Whenever any unusual phenomena were observed on lonely rock or island, a report was forwarded to the Scientific

Reminiscences of Sir Robert Ball

Adviser. On August 12th, 1887, he received the following, which had been addressed to the secretary to the Commis- sioners by the keeper on Green Island :

"I beg most respectfully to forward a report (as directed) of a strange and remarkable occurrence which took place here on the nights of March ist and 2nd of this year, which I unintention- ally omitted to bring under the notice of the Inspecting Committee.

"On the night of the ist a peculiar form of fire or globular lightning was playing on the piles and handrail with a hissing noise.

" It first made its appearance about twelve feet down the handrail in a snow shower, with the wind varying from N.E. to E., and as it suddenly burst out on the handrail abreast of the door, I went in and did not watch it any longer.

" On the night of the 2nd it also came on with a snowstorm with the wind E.S.E., but this time it appeared to strike the top of the flue from the stove, part of it remaining there, but the greater portion of it flew to the perforated ball on the dome.

" It also burned very bright on the extreme points of the sections of the dome, with the same peculiar noise as before ; even after daylight I could distinctly hear it, but could not see it.

"I respectfully beg to say that I made an entry of this in the lighthouse journal at the time, but did not think it necessary to report it as it did not do any damage."

My father invariably returned from a cruise well supplied with anecdotes. On one occasion he had been inspecting the Fastnet, one of the first lighthouses seen by the homeward-bound Atlantic liner. A new tower had just been completed, at the ex- penditure of much time and money, the work having been fre- quently interrupted by the raging of the elements, and he told us that whenever the workmen closed down for the day it was their practice to make everything trim. Nothing could be left loose on the rock, lest it should be washed away by the sea. When the lighthouse tower was nearing completion, a heavy box of tools was left on the platform under the lantern. Thinking it was out of reach of danger the top of the tower is 150 feet above high-water mark the workmen left the box unlashed. The sea rose in the night; and when day broke the box was gone !

In lighter vein he would speak of Tory Island a place so

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damp that, in the words of a local pundit, "all the snipes was dying of the rheumatics, and no human being could live in the place barring he was a seagull or a dispensary doctor ! " He also brought back the following anecdote concerning an island on the west coast on which at one time there was no resident physician. A woman having been taken suddenly ill, a boat was dispatched to the mainland. The nearest doctor was summoned, but he refused to stir until his fee of ;£i is. was paid in advance. The money was found, and paid, to the accompaniment of many grumbles. Having seen and prescribed for his patient, the doctor essayed to return. He found the beach deserted. Finally, he asked the fishermen to row him back. The reply was : "Not a man on the island will take you back for less than a guinea ! "

He also told of a man who, being about to set up house on one of the islands of the west, employed the local boatman to convey his furniture and effects from the mainland. When the boat, heavily laden, was approaching the jetty the following colloquy took place :

" Have you got it all there, Pat ? "

"We have, yer honour."

"But where's the grand piano?"

"Shure, we're towing it behind! "

A safe(?) cure for a leaky boiler is prescribed in the following anecdote which he retailed after a cruise. In the neighbourhood of a lighthouse on the west coast the builder's men were at work. A steam crane was in operation. On looking at the boiler he noticed that a hole near its base was plugged with a piece of wood. Upon my father asking the crane driver whether it was not dangerous to use the boiler under such conditions, he replied : "Ah ! It's all right. Sir Robert; the hole's well under wather. The steam's all at the top of the boiler ! "

Other experiences with the Commissioners are recorded in the following letters :

To his wife (June 15th, 1900) :

" In the hopes of being able to post this in Galway I write a few lines this morning. I am, as usual, the most sleepy head in the ship— -the first to go to bed and the last to get up. But they are astir early here. Taking baths begins before seven, and this morning they were all off by eight to inspect Straw R 257

Reminiscences of Sir Robert Ball

Island Lighthouse, where, indeed, the rest of the party are at this moment. It is always understood that I go or don't go just as the humour suits me. No plans are ever made more than an hour or two in advance, as, of course, the weather decides everything. We are now in the Isles of Arran, and I am writing within sight of the arid-looking rocks where, in what seems at first sight the most unlikely of places, the maidenhair flourishes.

" We have the same old cook who has been with us, I believe, since I first went round ; an old man with spectacles. He does things well according to his lights and resources, and we have the same dishes exactly year after year. You would enjoy the lobsters ! They are, however, plain boiled, and when dished are not equal to yours ! The consumption of them is vast. Someone said thunder was fatal to lobsters. This being doubted, I was referred to, and I said I thought lighthouse inspection was much more dangerous from the lobsters' point of view!

"Poor Douglas has quite broken down. It is a pity he could not see the completion of the Fastnet. They have been going ahead with that great work (you remember the stones at Penrhyn). On one fine day lately they put down twenty-seven !

" The good weather has left us for the present. Yesterday there was a bad roll on. We are generally tied up by the nose in harbour by dinner-time (eight). But yesterday this was not possible, and two of the party thought it would be safer for them not to come down.

" We are now just getting up the anchor. There are two other lights to be visited in the Arran Islands, and then we have a run of fifty miles to Galway. At Galway we shall stay to- morrow (Saturday), taking in coal, and we shall not leave until early on Monday morning. I don't think we much relish this part of the business, but some of them have their bicycles and look forward to a spin. Of course, there is the usual run of stories on board. Here is a specimen :

"'Carman {log.): "Well, your honour, thim motor-cars will niver bate the horses ! Sure, if they'd had motor-cars instead of horses in Maffykin, sorrow a mouthful would the poor soldgers have had to ate in the sage! "

"I have, of course, heard nothing of home news since I left. I am looking forward to getting a budget when we reach Galway this evening. There ought to be a big accumulation of letters there. The warm sea bath in the morning is glorious ! "

To a friend (June i6th, 1900) :

"I joined ship at Killybegs, and we have had a beautiful cruise so far. I greatly enjoyed it. (It is hard for me to write in this deck-house with such interruptions as the following : Rial! (loq.): *A housemaid at my father's gave notice of leaving

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because the footman had called her a Kaffir.' ' Do you know what a Kaffir is ? ' asked Captain Riall. ' No, I don't, but I'm none o' them sort! ' This led to many others, of course.) Cap- tain Walker, son of the ex-Chancellor, is a recent addition to the party on board.

"We are now tied up in Galway Dock for coaling to-day, and for prayers to-morrow. A fleeting wish to be a cyclist has animated me this morning, for nine of the party are going ofiF on a ride to Oughterard, or elsewhere. I shall work this morn- ing, and go to see the salmon fishing, and call on the new Presi- dent of the Queen's College this afternoon. The decay here is terrible, yet the inhabitants are such fine-looking people. I was greatly struck with them in the Isles of Arran yesterday, as I have often been before. The girls are so good-looking, clean and picturesque, and so modest that they will not look at you unless you address them, and then, in a sweet voice, comes : ' Good morning, kindly ! ' "

The Captain Riall referred to in the above letter was an old and dearly loved shipmate. He has been good enough to send me the following anecdote relating to the Scientific Adviser :

"There was a discussion at the Church Congress in Dublin pro and con. the Darwinian theory of Natural Selection.

Dr. spoke against it, saying : ' Look, for instance, at the

shark, a malignant monster with eyes on one side of his head and a mouth on the other. Under natural selection no such creature could exist.'

"Sir Robert, who subsequently took part in the discussion, said : ' While agreeing with some of the speaker's statements, I think that he is wrong in one respect. He does an injustice to the shark. I know him to be quite tender-hearted; but, like all other creatures, he requires food. Nature kindly steps in and places his eyes on one side of his head and his mouth on the other, so that he may not witness the struggles of his dying victims ! ' "

On one trip he wrote to his daughter (Mrs. Barcroft) :

" The Waves of the Atlantic, Longest Day, 1900.

" I should so like to peep at you in your bridesmaid's costume at the wedding of your beloved friend. When I see your beau- tiful friendships (for such indeed they are) I am reminded of the words : ' Those friends thou hast and their adoption tried, grapple them to thyself with hoops of steel.' My blessings on

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you this day and all days. I hope to be back in time to see

■Miss , or , or whatever I am to call her, but at the

moment we are the plaything of the winds and waves. Having remained at anchor all yesterday, we started at four this morn- ing and have been going ever since. Now we are on our way to the Skelligs.

" I had one nice flirtation with a dear little child of four at Galway, the grandchild of my old friend Professor Allman. Such a pretty little mite with a black eye which she got at the swing a couple of days before. She preferred sitting on my knee to going to her tea, and when she was induced to go, she was back again in no time, having only eaten one piece of bread and butter in contravention of all principles of nursery laws."

To his wife (June 22nd, 1903) :

"The longest day was one of the loveliest days I ever saw. We spent it at the Arran Islands. We went to church in the most primitive manner, and then we had long walks through the maidenhair-bearing rocks to the famous Dun Angus. I got many ' snaps.' The people are wonderfully improved ; they are all so clean and so picturesquely dressed and have such nice little children.

" But this morning the fine weather broke. We started at 4 A.M., and reached Loop Head at the entrance of the Shannon at 8 A.M. There we landed before breakfast, and it was, I think, the very nastiest landing I have ever seen. The sea was wildly dashing the boat at the foot of a cliff of most slippery ledges of rock, up which we had to scramble. They are all so kind and helpful to me that we got up all right, but the getting down was even worse. However, I was glad to show there was some life in me still.

" I got your budget at Tarbert, and the letters lie all round me on the table."

No part of the apparatus or appliances for lighthouses, light- ships, etc., escaped his attention. Writing on "Waterloo Day," 1900, to his son Robert, he alluded to the economy of the oil engine which is used for compressing air at some stations, and continued :

" A nice application is to be found on the new lightship on the Coningbeg station. There is a very heavy cable and mooring anchor for a lightship which is difficult to raise under ordinary circumstances on the rare occasions when it is necessary to do so. A powerful steam winch is used for the purpose ; but instead of using steam, the compressed air for the sirens is turned into the cylinders.

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"We inspected a buoy yesterday which has a petroleum lamp which burns for a month in all weathers and under all circum- stances. It also whistles by the undulations of the waves. The whistling is a very mournful sound, but they say it is effective, and I am told that the sea is hardly ever, or never, so calm that the whistle does not work."

His correspondent, Professor Charles Jasper Joly, the Irish Royal Astronomer, was not forgotten on these cruises. He wrote to him from Galway (July i6th, 1904) :

" It seems a long time since I heard of you. I passed through Dublin on my way to join this cruise, but heard you were from home, so made no effort to get to Dunsink.

"I hope you wnll have some papers for the B.A. Do give us one on Quaternions. I would so like if some impetus could be given to the study of this subject.

" We have had a nice cruise from Kingstown round by the north in our new ship. About Eagle Island, off the comer of Donegal, we had the stiff est gale I ever remember on this coast. There was a tremendous sea, and we were glad to run in under the shelter of Achill Head.

" I send you a few ' snaps ' I took last year. I got a good many pictures altogether, and I am trying this year to fill up some of the many Lacunce. There are many interesting optical pro- blems in the lighthouse. The whole system is being revolution- ised by floating the revolving apparatus in mercury. The friction is thus reduced to about the twentieth part of what it was before. A rapid rotation can be thus imparted even more easily than a slow rotation was possible before. The advantage which ensues in quickening the ' character ' of the flash cannot be overesti- mated. Instead of having to wait minutes, the mariner is now able to identify the light he is looking at in the course of a few seconds."

On another occasion my father wrote :

"My thoughts for the last fortnight have been entirely on lighthouses and navigation, buoys and beacons. The trip is one full of interest and instruction in every way. The only reading I have done in any other direction has been on the subject of earthquakes. I have been studying Milne's book with great interest. From his observatory in the Isle of Wight he can detect all earthquakes, and he has introduced to science a new and very remarkable earth constant. It is the time that an earth tremor requires to travel across the earth's diameter. This is clearly a fundamental constant requiring most accurate determination. It is about twenty minutes. He shows that this points to the earth

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as being twice as rigid as steel. I have been interested in the matter because I have promised to give a lecture on the Nebular Theory, which, of course, branches out into earthquakes as well as in many other directions."

To his sister, Mrs. Millington (July 9th, 1904) :

" I g^t great amusement out of the camera, and a volume of my ' snaps ' round the coast last year has been received with enthusiasm on board.

"Sunday. Here we are lying at peace on a lovely day in Larne Harbour. Among our party is Scott, the engineer. He is a son of Archdeacon Scott, of Bray, and is a brilliant young fellow who has done splendid work already in the lighthouse service, and will do more. This annual trip with so many old friends has been one of the great enjoyments of my life. This year we have a new ship built for the purpose. They knew, of course, my habits by this time and that I spend many happy hours writing during the cruise. So I was a little touched by the chairman leading me up to the end of the saloon and show- ing me a writing table that had been specially bought for me (the captain was sent up to Dublin on purpose), with a sofa beside it on which I can take a nap whenever I feel inclined (and one does often feel so inclined at sea). I am in as great a con- dition of happiness as anyone has a right to be. Of course, I have my own snug little cabin as well, where I have most magnifi- cent sleeps at night till roused to take my bath in lovely sea water made as hot as I like to take it, by steam. Then half a dozen times a day the gig puts off to take us to some lighthouse or lightship, and at night the ship is tied up by the nose in harbour. Then there is such a flood of talk of lights, and buoys, of sandbanks, shipwrecks, fog signals, projects for new lights or for the improvement of old lights! But it is not infrequently mixed with other topics, and I do love to meet a bright Irish party.

" I quite agree with you about liking to take ' people ' in the landscapes. I always wait, if possible, to get a Commissioner or two or a boat or something or other. The interest of the pictures is immensely increased if a few portraits can be recognised.

" We had a ' bust up ' in our domestic establishment on this ship! On the day we lay at Kingstown, and when fourteen were expected at dinner, the cook deserted ! A new cook sent from Dublin has joined this morning."

As stated in the above letter, my father made extensive use of his camera on the voyages round the Irish coast. He gave a lecture at Cambridge illustrated by slides made from

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his own photographs, and wrote the following account of it to a friend (November 20th, 1905) :

" I had a show here the other day at the Antiquarian Society of the seventy slides that resulted from the last lighthouse trip. I did not call it a lecture, as it was merely an exhibition of the pictures wnth a suitable libretto. Many of them I had not seen before on the screen. The audience seemed very well satisfied, and indeed I must say they were exceedingly good. I first drew a sketch on the blackboard of the Skellig generally, showing the ancient steps ; then I rubbed that out and I drew another picture showing the plan of the monastery, which I got out of Cook's book, as I tJiink I told you ; and then, having brought the audience into a proper frame of mind by reading bits from Miss Hull's book, and Miss Stokes' magnificent passage on the indescribable sadness of the spectacle, and having exhorted them that this was the appropriate frame of mind, provided that the sadness was of that species which was not ' akin to pain,' I took them step by step up the steps and showed them each of the objects on the plan. It did really well, though in the account I have just given I must say I have described rather what I now think I ought to have done than what I actually did do. For example, the sadness business only occurred to me last night. But the pictures are certainly very fine. If you ever care to have them for any show of yours I should be only too glad to lend them. The whole thing about these photographs is getting them developed properly."

The solicitude of the Commissioners for his comfort in- creased as the years advanced. This is reflected in the follow- ing letter to Mrs. Barcroft, written from Galway Bay (June i6th, 1910) :

" I so often think of you and all your sweet love wherever I am, and certainly not least when I am on such a trip as the present.

" We are now among the Arran Islands, which means that half the journey is over. It is more delightful than ever. A more harmonious party could not exist. They are all so kind to me. They make everything so easy, and gently dissuade me from landing whenever there are any difficulties. But indeed the weather has been so lovely that so far the landings have been very easy. Even at Eagle Island the gig could be brought to the rock, and this very rarely happens in this wildest of wild spots.

"I would like to take Henry* over this ship and show him His grandson, Henry Barcroft, then at. six. 263

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how the leadsman sounds to show how deep it is. Give my love to him and Robbie, also to Joe and to Violet."

On June 9th, 1912, he wrote from Queenstown to his son Robert :

" Many thanks for your letter. I was so glad to hear of the pretty celebration of Stella's birthday. We made a dash over to Fishguard. It is a fine harbour carved out of the side of a hill, and seems full of life and business. We had to take on board a cargo of guncotton, cartridges, and other combustibles for the fog-signal stations. The weather has been excellent. We are spending Sunday here. I have been taking things very quietly. I go ashore very little, but I greatly enjoyed trips in the steam launch up the river at Wexford and Dungarvon. Yesterday we went up to Cork in the Alexandra. There is very little traffic in Queenstown now ; not a vessel lying at anchor, and the inward liners are ceasing to call. They either go on to Fishguard or straight to Liverpool. The trip has done me much good already. They are all very kind and thoughtful. Love to Olga and the chicks."

I have mentioned that my father always took Bentham's "British Flora" with him when on these cruises. It must be remembered that he was the son of a botanist, and that he inherited a love of botany. He was not one of your modern students, who is mainly concerned with the internal structure of plants. He was a botanist of the old school. In some re- spects his knowledge was amazing. On a country walk in springtime or early summer it was difficult to find a flowering plant which he could not name in English and in Latin. He could tell his companion where he had seen that plant before; how he had found it nestling in the crevices of rock on the Hill of Howth, or under the trees of the Dargle, or beneath the shadow of the Great Sugar Loaf. His wide knowledge of this fascinating department in botany stands well revealed in the pages of his "Bentham."

In his copy of that excellent work, which he had had specially interleaved, he was wont to record the place at which he found any particular plant. It became in course of time what a lawyer would term a "noted-up " edition. Some of the entries were made as early as the year 1866. How he loved and treasured that book his constant companion on every holiday with its broken cover and thumb-marked pages I

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I have examined this volume (which is now in the posses- sion of Sir Charles Ball) with a view to seeing whether it contained any entries of particular interest. With one excep- tion his memoranda relate merely to the places where, and times at which, various plants were found. The exception, however, is notable. It seems that his love of botany caused the astronomer to turn poet, and his effort was here recorded. He had found a plant named Elecampane amongst the ruins of an ancient monastery on Church Island, Waterville, Co. Kerry, a place which he often visited when cruising with the Commissioners. This plant is not indigenous, but is reported to have been cultivated in days gone by by the monks, who used a decoction of the leaves medicinally :

ELECAMPANE

On an island in Waterville's exquisite lake, Which mountains encompass with heather and brake, St. Finan resolved he would watch and would pray In the bleak winter night and the bright summer day.

He built him a cell from the rude stones around. He erected a shrine which is still to be found ; He knelt and he chanted both early and late, And daily his orisons reached heaven's gate.

He planted a garden in which he could grow The food which sufficed for his life here below ; His fastings were oft, and his diet was spare. So his labour produced all he needed as fare.

As a part of the penance his goodness to test Dire bodily ailment most bitterly pressed ; So he planted a simple which banished the pain That simple was only the Elecampane.

He blessdd that herb which his good life preserved,

And then wax^d great with renown well-deserved.

Monks flocked to Lough Currane from France and from Spain,

And settled where flourished the Elecampane.

That shrine on the island, with sanctity blessed, For hundreds of years was the home of the best; The abbey increased, and come sun or come rain, In the garden still flourished the Elecampane.

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That church had its "day, and at last change began; The monks went elsewhere as the course of time ran ; The abbey was silent, then ruins became, But verdant as ever grew Elecampane.

Again many hundreds of years have gone by. And most of the abbey does now prostrate lie; Inscriptions and carvings still point out its fane, And bright 'mid the ruins blows Elecampane.

Though the tomb of the saint is a thousand years old, His spirit, we know, is in raptures untold. And his mouldering shrine may it ever sustain The life of the beautiful Elecampane.

Robert S. Ball. Waterville House,

Co. Kerry.

August i8th, 1905.

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CHAPTER XII

LATER ASSOCIATION WITH TRINITY COLLEGE, DUBLIN

ALTHOUGH the last twenty-one years of my father's life - were spent at Cambridge, he never wavered in his loyalty to his Alma yiater. He had given her of his best for many years, and while he was resident in Cambridge he never lost an opportunity of helping his old University. He was in frequent correspondence with her professors, and when he visited his native city seldom failed to spend some time within the portals of the beloved college. Nor was he forgotten by those of his old University. It is now an open secret that he was frequently consulted when there were professorial chairs to be filled; his ripe judgment and wide acquaintance among scientific men were of the utmost value to the Board of Trinity College when they were called upon to make educational ap- pointments. It would not be difficult to set down the names of several men still living who ascribe much of their material advancement to his kindly influence.

His connection with Trinity College and Trinity men was also kept up through the medium of the Trinity College Dining Club, an institution founded for the purpose of bringing together past and present members of the college. They dine together once a year in London. Not only was he a constant and welcome member of the company on these occasions, but he was undoubtedly a "draw." Mr. Richard Ringwood, who has been secretary of the club for twenty-two years, wrote to me as follows on May 21st, 1914 :

"I do not think I had any correspondence with your father beyond letters relative to our 'T.C.D.' dinners, which he was always delighted to attend when he could. But as hon. secre- tary for twenty-two years I may tell you that there was no more popular man in the club. Over and over again (when my circular had gone out) I have been asked : ' Is Ball coming? ' ' Is he going to speak? ' If he was, a ticket would

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be taken at once. When your father spoke we all thoroughly enjoyed his playful allusions to Salmon, Traill, Mahaffy, Gray, and other T.C.D. celebrities well known to us graduates, and though we were dining in London we really felt that we were back in college. By the way, the impression which your father always left on my mind, rightly or wrongly, was that though he was a distinguished professor at Cambridge, living among English people, he remained Irish to the end, in his thoughts and affections, and in his manner and his love for his native country."

I have found amongst my father's papers fairly complete notes of some of the speeches which he made at these gatherings. On May 9th, 1894, he proposed the toast, "Success to the Uni- versity of Dublin." Mr. Justice Henn Collins, who subse- quently became Master of the Rolls, and finally Lord Collins, was in the chair. In the course of his speech my father said :

"Happy indeed is the college who possesses as its titular head a man who stands forth as an intellectual giant in the estimation of the world. Happy indeed is that University which has in its Provost a man whose extraordinary gifts are fitly accompanied by such graces as those which make the name of George Salmon dear to every graduate of our University. It has been indeed unfair to the human race that the goodness and the brains which would suffice to stock an ordinary college, have been in the case of Salmon concentrated into one indi- vidual. As a general rule I don't believe in the possession of universal knowledge. The claims made by Salmon's friends are much more moderate. We don't say he has universal knowledge ; there are, I think, not more than half a dozen subjects in which Dr. Salmon is absolutely superior to every other human being at the present time ; not that I intend to put any bound to his capabilities. A friend of mine a very distinguished professor in our University when he saw with what admirable skill and efficiency Dr. Salmon threw himself into the duties of a ceremonial character in connection with the Tercentenary Celebrations, made a remarkable pronouncement :

"*I declare,' said he, 'anything the Provost tries to do he does better than any other man in the kingdom. I verily believe that if Dr. Salmon were to take it into his head that to teach dancing was a part of the duty of the Provost of Trinity College, Dublin, such an accomplished master of the terpsichorean art would never before have guided the steps of the learners I '

"Dr. Salmon writes about Conic Sections and his work has

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been a quarry in which all other writers at home and abroad have ever since mined without even yet exhausting its resources. Dr. Salmon lays aside his mathematics, says he has forgotten all about them, and turns to theology forthwith all other theologians in the kingdom take a back seat. His books on theology are not only profound, but they are actually amusing ; jokes aye, and excellent jokes, too are to be found in volumes which no ecclesiastical library, from that of the Archbishop of Canterbury down to that of the rawest curate, can possibly be without.

"Dr. Salmon retired from playing chess for the simple reason that he had no one else to beat.

"I remember well the first speech he made. It was not a great success; and now, as everybody knows, there is no pulpit orator more effective, there is no voice on the platform which speaks with a more genuine and a more telling eloquence.

"And yet, if I were asked what the most remarkable char- acteristics of our dear Provost are, I think I should say his gentle simplicity, his unaffected kindliness, and his exquisite sympathy. He has 'a heart for friendship formed,' and to own that friendship is one of the privileges which an asso- ciation with our dear old University enables us to enjoy.

"I hardly like to trust myself to speak in detail of the present members of the staff of Trinity College, Dublin. They are all of them well known to most of us. I am proud to think that many of them are my very warm personal friends ; but on an occasion of this sort we are bound to set forth the claims of our Universitv to the intellectual respect of the world.

"There has been no greater source of pride to every lover of our Alma Mater than to watch the gradual development of that school of classical learning for which Trinity College, Dublin, is now so famous. I have no knowledge, I am sorry to say, of such matters personally. But I know the common repute in which our classical workers are held; I know that in no universities in the kingdom, or out of it, are two classical professors spoken of with greater respect than Professor Tyrrell and Professor Palmer.

"And now we discern a school of history arising in Trinity College, Dublin, and the name of Bury, young though Bury is, has already taken its place among the very foremost ranks of historians.

" In science, also, Trinity College is ever in the van. It has taken a generation or tw^o to begin to realise the stupendous scientific achievements of William Rowan Hamilton, and many generations will probably have yet to elapse before the world is fully aware of that stupendous intellectual effort known as ' The Theory of Quaternions.' Professor Tait, a Scotsman, accus-

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tomed to weigh his words, and probably the only man in the kingdom fully qualified to pronounce on the matter, has deliber- ately laid it down that Napoleon and William Rowan Hamilton are the two most remarkable individuals of modern times.

"It was only the other day that I read a paper by a distin- guished Cambridge professor in which he once again said that MacuUagh's treatment of the great problem of light was un- questionably the greatest advance that has ever been made in the theoretical branches of that subject.

"And the mathematical repute given to our University by the giants of the past is upheld to-day. I find everywhere that when a man wants to know his differential calculus, it is to Williamson that he goes. If he wants to know how to solve an equation, he looks up his ' Burnside and Panton.' If he has to face the arduous problems of mechanics, he gets his best help from Minchin or from Tarleton.

" In physics also the University of Dublin maintains its worthy repute. There is no name more fit to conjure by in all matters where the profoundest knowledge of light and heat or electricity is concerned than the name of George Francis FitzGerald. With an instinct that seems almost miraculous, FitzGerald has the power of taking in the subtlest operations of Nature. Often and often have I heard FitzGerald's opinion on the very deepest questions of physics quoted as final authority in the matter.

"But the time would fail me were I to attempt to tell of ail the other labours that have come from the Fellows and Professors of Trinity College, Dublin.

"Unbounded sorrow was felt in Ireland at the death of Sir Robert Stewart. It was realised that one of the greatest musical geniuses of modern times had passed away.

"Nor can I talk of Abbott's learned disquisitions on all subjects from the ' Tides ' to the Codex Sinaiticus, of Pro- fessor Atkinson's philological studies or of his recreations, which include learning a new language every six months !

"Time would fail me to tell of all the books with which Mahaffy has charmed and delighted so many readers, as it would to enumerate the various books and treatises with which Dr. Haughton has illustrated his many-sided sympathies."

He took the chair at the dinner on May 8th, 1895. I" the course of his speech he said :

"We remember how, on that awful day of entrance, we crept up to our tutor's rooms at half-past eight, and with a few other timid youths tapped gently at the door, to be ad- mitted to that dreary festivity known as the ' Entrance Break-

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fast.' I believe we all had much better appetites for our dinner in the evening than we had for the ' Sally Lunns ' at that solemn function ! How we trembled at the advice of the tutor as to how we were to comport ourselves ! How gratified we felt at his cheerful assurance that, bad as we might think ourselves, it was highly probable that there might be others in the hall who were even worse. My mind received on that day a photographic impression of the Hall Porter which it has never lost. Even to this day I regard that man with a degree of respect which I have never been able to accord even to a Cabinet Minister. Those were, indeed, the days when we did feel reverence ! You all remember how you looked upon a man who had just taken his degree with more profound admira- tion and respect than any human being has ever received from you since !

"Then, too, in the hall on that fateful day, what supreme moments of anxiety ! You will remember the awful period of suspense before you knew whether for the Latin composition paper you had got a '2,' or whether you had risen to the heights of a ' 3.' You remember how you fruitlessly gazed for inspiration on the marble angels round the hall. You re- member your anxieties as to the extent to which dear old Dick Townsend (peace be to his ashes !) would be successful in cajoling the Senior Lecturer to relax his rules in your inte- rest. You will remember how you thought your supremest moment had come when you rose from your seats at the entrance of the Provost.

"You will remember how you compared notes as to the temper of this examiner, and how you walked into the traps set for you by that ! You will remember the moments of delirious rapture when the Bursar condescended to accept your ;^I5, and how you walked on air from the gates of the college up Dame Street, and felt that you too belonged to that great institution T.C.D. ! You, my friends, have had many suc- cesses in after life, but I ask you did any success ever equal the pride and delight with which affectionate parents and sisters rushed out to greet you at the door, when you told them that vou yes, you were a member of Trinity College, Dublin?

"I remember the first debate I ever heard at the ' Historical.' The Society was addressed by two young fellows named Lecky and Plunkett.* The world now knows who those two voung fellows were !

"A notable example of the grit of T.C.D. men was pro- vided the other day. We have ahvays had a friendly and

Now Lord Rathmore.

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sympathetic feeling for the Queen's Colleges, and we wish them and their graduates every prosperity. But an illustration of what can be done is provided in the case of President Moffat, the distinguished scholar who has presided over the Galway College so long and so ably. The authorities thought that it was time for him to retire owing to advancing years. But the gallant President did not agree with them. They went as far as to dismiss him, but still he would not go. At last they sought an interview. The result was that he was reinstated, and a remarkable scene, unparalleled in the sober history of the Queen's College, took place. The students and the whole town of Galway turned out to welcome the return of their venerated President ! Long may he live to preside over the institution whose dignity he has so splendidly vindicated."

Sir Robert was present again at the dinner in 1901, when Lord Macnaghten was in the chair. On this occasion he had something to say about college finance ;

"The splendid success of T.C.D. is due to many causes. It is due to the admirable material on which it has to work; and it is due to the sound commonsense principles on which it is worked.

"Let me illustrate this. In other establishments prudent finance has gone to the four winds of heaven. Is there now any institution with a penny piece in its coffers ? Certainly the British Exchequer is not one of them. And why? Simply because they have forgotten the good old fundamental principle that it is a fatal mistake to publish a balance-sheet ! Nobody would be left with a sixpence if he proclaimed to the world all he had. The sixpence would be seized the moment he admitted its possession ! Trinity College has avoided all that nonsense. They never divulge their accounts. They put their affairs into the hands of a highly capable and trustworthy Bursar, who is one of their own body, and they bid him manage their affairs. He does manage them, and manages them well.

"Let a Fellow or Professor come to the Bursar of T.C.D. with some pet fad in which the Bursar does not believe, and try to wheedle some money out of him ! Much chance he has ! The Bursar is civil ; he even appears to be sympathetic. * But, my dear fellow,' I can hear him say, ' I assure you our affairs are greatly straitened,' etc., and the applicant is gently but effectively repulsed. But when some really important matter affecting the welfare or dignity of the college is involved the finances take an extraordinary turn for the better, and a stately building or a new Chair is founded ! That is what I call good financial management, but it is wholly incompatible with

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Later Association with Trinity College

that ridiculous pandering to impertinent curiosity involved in the publication of a balance-sheet.

"I was for eighteen years a professor in T.C.D., and I had experience of bursars in both these moods. More than half that time my dear old friend, and a dear old friend of many present, the late Rev. Dr. Stubbs, was Bursar. When I had left T.C.D. and came to Cambridge I maintained an affection for Dr. Stubbs to the last day of his life,

"One day I said to him: 'Dr. Stubbs, I am no longer Professor; you are no longer Bursar. There need be no humbug between us any longer; you can have no possible object in humbugging me now. Do tell me what you raised for the college during the thirteen years you were Bursar?' He im- mediately pulled out his pocket-book, on a page of which the figures I wanted were clearly written. He had indeed been a faithful steward. He had raised for the college either in fixed

capital or in cash the sum of no less than Well, no !

I will not tell you the exact sum. I will not give away the college affairs.

"The Board that rules the college is the same as it was the last time we met here. The Board often has its difficulties. It has its difficulties like the rest of us. But it has ruled T.C.D., and the success of T.C.D. the great success of T.C.D. is a proof that the rule of the Board, although it is not quite so swift to adopt reform as some of its more precipitate advisers would like, has been a wise and beneficent rule, and has been of infinite advantage to the university.

"And now I have done. I thank you all for the heartiness with which you have welcomed the toast of the T.C.D. I know there are many things I have left out. I have left unsaid the things I ought to have said, but I am naturally consoled by the reflection that I have said the things which I ought not to have said. I resume my seat with the same feeling as that of an eminent counsel who at the end of his career was asked if he did not feel disturbed at the thought that by his skilful advocacy criminals had escaped justice. ' No,' he said, * that does not oppress me. It is counterbalanced by the reflection that I have sent so many innocent men to the gallows that, on the average, justice has been done.' "

On another of these occasions he alluded to degrees for women. Having pointed out that T.C.D. was the first of the old universities to "remove the barriers" and grant degrees, he continued :

"But the removal of the barriers does not immediately produce the desired result. At the Zoo the old bars of the s 273

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lion's cage, which would have kept in a locomotive, were re- placed by lighter ones. The public were quite satisfied ; but the lions were found cowering in the corners with timidity. They thought the bars were to keep the public from attacking them ! "

Of the late Sir David Gill, who was a guest at one of the T.C.D. dinners, my father said :

"He is one of my oldest friends. He is the most distin- guished practical British astronomer since Bradley who has presided over one of our national observatories. As Royal Astronomer at the Cape of Good Hope, he has made dis- coveries more valuable than all the treasures of the Rand. He now draws near to the close of his service. We give to him the heartiest of welcomes, not so much for his practical ser- vices, not so much for his great discoveries; we welcome him as one who, with the purest and most single-minded purpose, has devoted himself to the search after truth."

Sir Robert was ever ready to come forward in the interests of his old University when her privileges were threatened. The establishment of the old National University of Ireland has rendered Trinity College secure, but in 1907 her interests were thought to be menaced by Mr. Bryce's previous scheme. A meeting of protest was assembled at the Middle Temple Hall on Monday, March 25th, under the presidency of Lord Rath- more, when Sir Robert proposed the following resolution, which was carried unanimously :

"That this meeting protests against any legislation which would transform the University of Dublin into a university comprising colleges identified with different religious denomina- tions and animated by conflicting educational ideals ; and, further, records its belief that such change would introduce sectarian division into the administration of the University, and subject teaching and research to limitations injurious to liberal education and free inquiry.

"This protest is made not on political grounds, but solely in the interests of liberal education."

His later association with Trinity College is also reflected in his letters. In June, 1900, the Provost (Dr. Salmon) had

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invited him to be present at a Scholars' dinner. Sir Robert having accepted, the Provost wrote as follows :

"I am glad you are coming to our Scholars' dinner, where I have no doubt you will meet many old friends. As we do not go in largely for oratory I have no chance of getting a speech out of you, and I fear that on that evening I can hope to see little of you. Your brother Charles tells me that he expects you to arrive on Friday. So I have asked him to bring you with him to a quiet ^

dinner on the Saturday. Possibly I may have two or three others of our guests who will have come over in anticipation. At all events, I shall have no difficulty in making up a little party of your old friends."

Here is a letter from the Provost, to whom he had sent a copy of the "Theory of Screws " :

" I think I told you how many weeks I have had of very poor health. It was a surprise to me this morning in attempting to clear my table to find among the contents a presentation copy of your ' Theory of Screws,' which I have no recollection of having received, though the book has been taken out of its wrappings and laid on my table.

" The unconscious self who acts for me has of very late years extended his province most unrighteously, and so often omits to tell me of his doings that I spend half my time in looking for things he has hid away ! I cannot, therefore, venture to say that I did not know of the arrival of your present, and though it would surprise me very much if you were to tell me that I had at the time written to thank you for it, yet other things that have occurred would forbid my being absolutely incredulous. But as to the best of my belief I made no acknowledgment, let me do so now. I am by no means so worthy of your gift as I might have been a few years ago, and my reading of the work is likely to be superficial. But this morning I received from the Cambridge University Press a second volume of Adams's memoirs, and though I am likely to read less of them than of your work, yet from my regard for the man the gift has given me great pleasure ; and your gift gives me pleasure of the same kind. My con- science smites me, as I ought not to have been deterred from sending you a copy of my sermons by the unlikelihood that you would care to read any of them. I send a copy now, and, after all, I dare say you will like to read what I say about Adams (page 1 8).

" I also omitted to thank your daughter and you for the new photograph, which, if I were to follow King Hiram's bad example of looking a gift horse in the mouth (l Kings ix., 12, 13),

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I should call ' Cabul ' as not being a ' pleasing ' likeness. How- ever, I shall not be filling the new photo book until after the Long Vacation, and I shall then have to consider whether you will be more truthfully represented to posterity by an agreeable likeness even in bad condition than by a very grave and serious one in good preservation."

In January, 1904, certain letters passed between him and Professor Joly, who had suggested an alteration in the method of awarding Fellowships in Trinity College. They were then (as they are still) awarded by competitive examination. Pro- fessor Joly (whose letter is not before me) had apparently suggested that the dissertation system which is in vogue at Cambridge should be adopted in Dublin. Sir Robert wrote in reply':' " '

" If I have not answered your letter on the important Fellow- ship question before, it is not because I am indifferent but rather because of the great difficulty of the problem. There is also an- other personal point which I may illustrate by the ever sagacious Provost. When Cayley died, the Electing Board, who were to appoint his successor, referred the matter to Darwin and me as a Committee to advise our colleagues as to the man to be chosen. It was agreed between us that I was to seek advice from Klein and Salmon, of course in the most private manner. Klein wrote a characteristic letter and a very serviceable one. Salmon said it would be utterly wrong for an official in one University to offer advice to another University on such a matter, and Cathcart said he thought this was the sound view. The upshot was that Forsyth was appointed.

" I don't say that this case is analogous to the present one, but I do feel there is something in Salmon's argument, and so, as a Cambridge professor, I feel a little shy in discussing the matter, perhaps the more so because I was not a very successful Fellowship candidate myself!

"After this exordium you will, I fear, be greatly disappointed at the beggarly paucity of my thoughts, but I will set them down such as they are.

" I quite see what you say as to the risk peculiar to Ireland of a religious row arising out of the presentation of original essays by two different men on different subjects, if one of these men went to Mass and the other to church, and if the election to the fellowship depended on the relative merit of the essays.

" But in the present system is there not also a risk of the same kind ? Suppose an R.C. was purely a classic and an Orangeman a mathematician. They would be competing on lines so totally

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different that there would be the makings of a nice religious fight if the Orangeman got in.

" I like your scheme about the readers, but here is the diffi- culty. How can you guarantee that classes will be obtained to listen to these lectures ? Over here I know this would occur to everybody as a difficulty. I know a man here, a Fellow in Trinity, who is, I believe, a very able man. His lectures are attended by a class of two, of whom one is his wife ! There are many of us here who are glad to get even two in a class (Cay ley, however, told me that he regarded two as the irre- ducible minimum), and unless in the popular subjects or com- pulsory tutorial lectures, a class of half a dozen is considered extremely good. Suppose you had a clever young reader a future FitzGerald who would lecture, say, on ' An Electro- dynamical Theory of Spiral Nebulae ' (this is actually a course announced here by Whittaker), would he get a class ? Perhaps, however, it is intended that as a reader he should give a set of tutorial and elementary lectures. But, then, that hardly gives a promising man of science an opportunity for distinction. And after all, is the capacity to teach an elementary class a very useful test ? I have heard that rumour says even FitzGerald himself would not have scored very high in that particular.

"I am afraid it would be very difficult to carry through a scheme like that you have sketched. I think the religious diffi- culty might also arise in estimating the merits of the reader. Indeed, the risk of the religious difficulty must be faced in every scheme.

" Mathematical Fellows here of the best type are Smith's Prizemen or runners up ; and the Fellowship is decided on the Tripos and an essay, which essay not infrequently is the Smith's Prize essay (for, as you know, the Smith's Prize is awarded solely for an essay).

" Would it not be possible to leave the Fellowship examination as it is at present, but to allow half-marks in each subject for an original piece of work, in MS. or print ? The difficulty of study- ing the essay is an onerous matter for the examiners.

" I wish I could have rendered you more service, or, indeed, any at all. I have lots more to say on other subjects, but it is I A.M. ! "

Professor Joly wrote a reply, in the course of which he said :

" In spite of your modesty, I may tell you that one of the strongest arguments with a good many men in favour of a change is the fact that you did not get a FellowTship ! "

a77

CHAPTER XIII

THE DUBLIN ZOO

'T^HE reader who has not skipped the first chapter of this -»- volume will remember that my grandfather, Dr. Robert Ball, was intimately connected with the Royal Zoological Society of Ireland. My father inherited a love of animals, and throughout his life took a lively interest in the Society.

Sir Robert's earliest recollection was an incident of a zoo- logical character. I found the following memorandum amongst the notes which he had prepared for a chapter on "The Zoo " :

"The giraffe arrived in Dublin on June 19th, 1844. I remember this quite well, although I was only four years old at the time."

His connection with the Dublin Zoo may be thus briefly recorded: He became a member in 1861. In January, 1869, he was elected to the Council, and from that time on, he took an active share in the affairs of the Society. When Astron- omer Royal for Ireland, he made a point of attending the Saturday morning breakfasts at the Gardens, greatly enjoying the walk from Dunsink across the Phoenix Park. After the "high " bicycle came into general use, but before the "safety " was invented, he used to ride to the Gardens on a peculiar machine known as the " Facile " by no means an easy method of locomotion when judged by modern standards.

How his services were appreciated is shown by the Society's action in 1890. On December 21st, 1889, he received the following letter from his brother, Professor Valentine Ball, C.B., F.R.S., who was then the Secretary of the Society :

" Haughton's five years as President are up, and under the rules he cannot be re-elected. A strong opinion w^s expressed that you should be elected, but after a statement by me it was decided to defer election till I had communicated with you. I told them of our conversation, but they were resolute to have you. What do you think ? "

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A desire so strongly expressed by the Council could not be withstood, and he was elected President of the Society in January, 1890, for a period of five years, in succession to the Rev. Dr. Haughton.

His Cambridge appointment, however, rendered it neces- sary for him to resign before he had served the full term. At a meeting of the Council on March 5th, 1892, the following resolution was proposed by Mr. Hogg, seconded by Mr. Findlater, and passed unanimously :

"The Council of the R.Z.S.I., while congratulating the Uni- versity of Cambridge on having secured for the Lowndean Chair of Astronomy so illustrious an Irishman as Sir Robert Ball, F.R.S., Astronomer Royal of Ireland and President of the R.Z.S.I., beg to convey to him this expression of their sincere regret at his departure from Ireland, and their sense of the loss sustained by the Society in consequence."

A further step taken by the Council to show their appre- ciation of his services is thus recorded in my father's own words :

"Before I left Dublin for Cambridge the Council of the Royal Zoological Society entertained me at a dinner at the Royal Marine Hotel, Kingstown, on June ist, 1892. Dr. Traill, subsequently Provost of Trinity College, presided. Among the speakers were my valued friends Dr. Salmon, then Provost, Dr. Mahaffy, Dr. Ingram, my old tutor, then Presi- dent of the Royal Irish Academy, Mr. Justice Munro, and the Lord Mayor. I had to propose the health of the Council of the Royal Zoological Society, and perhaps I may be per- mitted to set down a few sentences of what I said :

" ' As I look over the list of the Council, there is hardly a name in it which is not full of pleasant associations and of old ties of friendship in connection with useful and delightful work. My obligations to the Council are far too numerous to specify, but there is one to which it will be impossible not to refer. It is now thirty-five years since the death of my father, a devoted Secretary of the Society. My mother and her familv found in the Council and the members of the Royal Zoological Society a host of friends who, at a very critical period, rendered assistance of the most substantial and valuable description. My brothers and I have never forgotten this, and we never

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shall. Among those members of the Society who then came forward in this spontaneous and generous manner I am glad to see two here present to-night. I refer to my very old and valued friends Maxwell Hutton and Perceval Wright. United as I am to the Council of the Zoological Society by bonds so old, so dear, and so intimate, is it any wonder that I am speak- ing with all my heart when I give you the toast of "The Council of the Royal Zoological Society of Ireland '' ? ' "

Many were the stories which he used to tell of the Zoo- logical Gardens. He always said that there was no form of business transaction so uncertain as the sale or purchase of a wild animal. In the numerous encounters which they had with the animal dealers the Council often came off second best. He told of a bear which never left its cage "even when the door was open," for the all-sufficient reason that it suffered from spinal paralysis at and since the time of purchase ! A letter written on October 24th, 1899, to Dr. Cunningham, Professor of Anatomy in the University of Dublin and Secretary of the Zoo, which is preserved in the archives of the Society, is of interest in this connection. It should be mentioned that Cullen, who is referred to, was a factotum in the house at Granby Row, Dublin, where my father spent his childhood :

" On looking over some letters the other day in search of an autograph of my father, I came on one which will, I think, inte- rest you. I will show you the original sometime, but cannot resist sending you an extract. Please observe that the date of the letter is June i8th, 1847. It was addressed by 'Robert Ball,' Secretary of the Society, to his son ' Robert S. Ball,' then six years old, and it refers to my brother Val, then three years old. The extract is as follows :

"*I bought to-day a sloth for £i<,- I am afraid it is a bad bargain, as he has a cold, and is sick already. I also bought a great snake nine feet long. He was very weak, so Cullen got a jug full of calf's blood and we poured it down its throat. Val was not a bit afraid either of the snake or the sloth.'

"This letter is, I think, worthy of your attention, inasmuch as it is a communication from the existing Secretary to a future President. It also contains an important reference to a future Secretary. You will observe that my brother Val, even at the age of three, displayed that intrepidity in the presence of wild beasts which he showed in the slaughter of ferocious animals in India, and in the management of the Zoo! You will also note the valuable prescription for a sick snake, though unfortunately

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the result of the heroic remedy is not recorded. I can well imagine the scene, with Cullen and my father pouring the blood down the snake's throat in our back kitchen. I also call to mind the look of saintly resignation on the face of our old cook at seeing her sanctuary made the scene of an operation so remarkable. But the principal point involved in this interesting letter is that not only was the snake a sickly one, but the sloth had a latent, and we have only too good reason to believe, a mortal cold at the time of purchase! You will note that even in those days the Secretary was ' had ' by the animal dealers ! "

It may be mentioned in order to show that the family of Ball is still closely connected with the Dublin Zoo that Sir Charles Ball, Bart., has been President since 1909.

Other than financial difficulty sometimes attended the pur- chase of animals. Sir Robert wrote as follows in his "Zoo notes " : " It was part of the duty of the Secretary to buy such animals as might come into the market from time to time. Occasionally he was sent to examine the beasts for sale on the premises of the dealer. On one occasion the Secretary had been on an expedition of this kind, and he recounted his adventures at the breakfast on the following Saturday morning. His report was something like this : ' I heard,' he said, ' that Mr. (naming a dealer then well known) had a fine baboon for sale, and upon writing to ascertain the price, he invited me to come and inspect it. I had never been to his place before, and rather expected to see a miniature Zoological Gardens. To my surprise I found the collection of animals was kept in what was little better than an ordinary house. Every nook and cranny in every room from basement to roof seemed to be full of cages containing every imaginable kind of bird and beast. A giraffe occupied a room on the ground floor, there being a hole in the ceiling through which he could extend his long neck to its full height ! As I passed up a narrow staircase to the upper story various beasts made grabs at me through the bars of cages fastened to the walls, so that I had to keep on the banister side of the stairs as far as possible. When we reached the top floor the proprietor opened the door of a garret, announcing that the baboon I had come to see was kept there in a cage by itself. We entered the room. True, the great beast was in a cage, but it was so much out of repair that I felt rather nervous. My apprehension was in-

Reminiscences of Sir Robert Ball

creased when the animal, maddened by what he evidently- considered an intrusion on his privacy, made wild endeavours to escape. He shook the bars with all his might. Finally he did manage to break through one side of the cage. Instantly my companion rushed through the door, shut it behind him with a bang, and left me face to face with the largest and most terrific baboon I had ever seen. "Let me out ! Let me out ! " I cried, banging on the door of the apartment. "I daren't," was the reply. "If that brute gets out he is certain to kill somebody ! " ' That is the Secretary's story so far as I can remember it. Whether the baboon was purchased ultimately by the Zoo I do not know."

In 1899 Sir Robert was invited to speak at the opening of the Haughton House, which now adorns the Gardens. Dr. Cunningham, in sending the invitation, wrote :

" There will not be much speaking ; in fact, only yourself and the Lord-Lieutenant. Of course, your part would be to say something of Haughton, and of the motives which actuated us in raising the memorial. I realise that this is a very great favour to ask you, but you know how the Council feel towards you, and how they would not consider the function complete without your presence."

It should be mentioned in connection with the address delivered on this occasion that Dr. Haughton had been joint Secretary of the Gardens with Professor M' Dowel from 1862 to 1863, and Secretary from 1868 to 1884. He had been Presi- dent from 1885 to 1889. Throughout this period he was the guide, philosopher and friend of the Council, and the best animal physician it was possible to procure.

On a lovely day in May, 1899, to a distinguished gathering which included the Lord-Lieutenant and the late Lord Roberts of Kandahar, who was then President of the Society, Sir Robert spoke as follows :

"My first words must express to your Excellency the grati- tude of the members of the Royal Zoological Society of Ireland for the honour of your presence on this memorable occasion. I can assure you that I use these words in no mere conventional sense. The many valued old friends of the Gardens assembled in this room know how sincerely many of us are attached to this institution. I may, for example, be permitted to say that my cwn interest in the Gardens began with ray earliest years.

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Almost every animal that has occupied our cages for, shall I say, forty years, has been familiar to me. Indeed, since the lamented death of that friend of my youth, poor old Jack, the pelican, who perambulated these Gardens for nine-and- thirty years, I have always considered myself the oldest animal in the Society's collection !

"I think everyone who has enjoyed the privilege and it is a high privilege, an intellectual privilege of having served for years on our Council, shares our love for the Royal Zoological Society of Ireland. Just as the fond mother is pleased and gratified when her pet child is noticed, so, your Excellency, we, the Council, are pleased and gratified by your presence here to-day, and we thank you heartily for it.

"The Council assemble in these beautiful Gardens every Saturday morning, year in and year out. The breakfast party which precedes the business of the meeting is a well-known institution. But the public do not perhaps so fully understand that the breakfast is a fortifying appetiser, prior to serious business which has to be most carefully performed.

"The Council have to conduct the innumerable affairs of the Gardens. Questions of finance and administration have to be dealt with. The buying and selling of animals is often a critical and difficult business. Everyone knows it is a trouble- some matter to buy a horse; it can therefore be imagined that the purchase of a live crocodile or a ferocious hyena is not devoid of anxiety ! When the official business has been completed the Council m.akes a careful inspection of the Gardens, with the assistance of Mr. Hunt, the superintendent. They consider whether the lion cubs are old enough to be sold, and how the rats can best be excluded from the aviary. They order a new pole for the bear pit, or a new tub for the elephant. They hold serious consultations about the health of a zebra bull, or the suitable diet for a delicate leopard. They are anxious about the expense of hay, or the adequacy of the supply of superannuated cab horse. They have to witness Supple's latest development in the education of the chimpanzee. They have to think whether, after all, it might not be wiser to make a new den for the wolves than to repair the old one. They have to decide whether they can afford a pair indeed, I should say two new pairs of boots for the donkey which has to pull the lawn mowing-machines ; and they entreat the Treasurer to spare fifteen shillings for the monkey which the poor old organ- grinder, with tears in his eyes, has brought in the hope of selling. Such is the business of a Council meeting.

"I suppose it generally happens that in a Society of this kind there is one dominant and masterful spirit who is the mainspring of the whole organisation. For some twenty-seven

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years this position was filled and filled most admirably by our old friend the late deeply regretted Rev. Dr. Haughton. For that long period, first as Secretary and then as President, he was the life and soul of the Society. No doubt he was throughout assisted by a succession of zealous and capable colleagues who also loved this place. On this memorable occasion I cannot forbear from mentioning the names of a few of those who have co-operated with Haughton through these years, and w^ho, like him, are no longer with us. I think first of that old and most valued friend of the Society, Maxwell Hutton, and to his name I must also be permitted to add that of Valentine Ball. Maxwell Hutton and Valentine Ball, in their respective capacities as Treasurer and Secretary, rendered inestimable service to the great work inspired by Haughton, and in both cases their love of the Gardens was inherited from fathers who had in their time also served as Treasurer and Secretary. Nor can I omit to mention some other losses still more recent. Your predecessor, sir, in the presidential chair was Dr. Gordon ; truer friend this Society never had. Dr. William Carte, who has so recently passed away, was one of the oldest members of our Council. I need only now recall how forty-three years ago Dr. Carte presented us with a splendid pair of Bactrian camels which he brought back from the Crimea, where he had served with so much distinction. One more name must be mentioned. It is the latest loss to our Council, and the loss has been a great one. Long shall we deplore that most lovable of men, Dr. Nedley, whose delightful company for many years so largely added to the charm of our Saturday meetings.

"Our special object this afternoon is to inaugurate this new and commodious building this Haughton House which has been erected to the memory of the most remarkable man who has ever been associated with these Gardens. Those who have been long acquainted with the affairs of the Society will need no indication of what Haughton 's work has been. But on this historic occasion let me point out some of the leading results of that work.

"I may commence with one of the earliest as well as one of the most difficult problems in connection with the Gardens which he ever succeeded in solving. This was not, as you might perhaps suppose, cutting the claw off a tiger*; it was something much more difficult. He obtained no less than ;^4,ooo from the Chancellor of the Exchequer for the benefit of these Gardens ! That took place thirty years ago, in the great days of Sir Henry Cole. I do not think we ever appre-

* See page 294, post. 284

The Dublin Zoo

ciated until quite lately the skill and resource which Dr. Haughton displayed in this transaction. Some of us recently tried to repeat the process. We endeavoured to obtain some further help from the present Chancellor of the Exchequer. I cannot trust myself to speak on the subject; it is too painful. Suffice it now to say that, if our failure was ignominious, it serves at least to enhance the glory of Haughton, who suc- ceeded !

" That goodly sum of money which the State so kindly gave us thirty years ago sufficed, with careful management, for what I may describe as the re-endowment of our Gardens. Thus was our institution started upon the career of prosperity with which the present generation of animal lovers is familiar.

"The old aquarium the first establishment of the kind, let it be recorded, attempted anywhere was cleared away, and the beautiful new aquarium rose in another part of the Gardens. The shabby old monkey-house there are others here beside myself who remember it was replaced by the present commo- dious structure, which has proved so great a success that even the delicate chimpanzee finds the climate of the Phoenix Park hardly less delightful than that of the forests of tropical Africa. The lions almost fancied that they had been restored to the freedom of their native v.'ilds in Mashonaland, when they were transferred from the narrow dens in which they had been pre- viously cooped up, into the spacious apartments of the present carnivore-house.

" Looking from the balcony of this Haughton House we see a pleasing prospect around. On all sides we meet evidence of the labours of Dr. Haughton. Let me take a conspicuous instance. See that beautiful sheet of water opposite to us. We generally call it a pond, but we cannot call it less than a lake upon so august an occasion as the present. The Royal Zoological Society owes that lake to the energy of Dr. Haughton. I do not, of course, mean to say that Dr. Haughton made the lake ; what he did was to obtain its inclusion within our boundaries.

"In my young days, while this side of the lake belonged, as at present, to the Gardens, the other side was part of the open park. The lake was, in fact, the boundary between the Gardens and the Park. It was a natural boundary, and in some respects an efficient fence. But, as we found out to our cost, the lake was not an efficient fence in all respects. It had some disadvantages. Let me mention one or two.

" I remember the day when the gardener came to the Council with bitter complaints about certain ravages which were made in his flower-beds. His seedlings were trampled upon, his carnations were devoured. Some unknown nocturnal marauders

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were the cause of the mischief. The Superintendent, who re- sided in the Gardens, had also a report to make. He declared that on the night when these atrocities were perpetrated, hideous yells and roars from the hyenas and the lions kept him and his family from sleep. A watch was then kept, and the myste- rious trespassers were discovered.

"Who would have suspected that those innocent deer in the Park were the culprits? It might have been thought that the vast pastures of the Park would have sufficed for them. The Fifteen Acres, however, they did not consider enough. It is ever the same old story they must have this little Naboth's vineyard also. The stags used to swim across the lake at night to feast on the carnations. They came close to the lion house, close to the dens of the hyenas. The savour of game so succu- lent, so near, yet so unattainable, used to set the hyenas and lions frantic with excitement. A fence round the other side of the lake became necessary for the carnations, and necessary for the nerves of the lions.

"In early days, when one side of the lake was accessible from the Park, the scene when the lake was frozen was truly remarkable. Dublin poured forth its thousands. The lake was covered with sliders and skaters. But even if the lake were an admirable fence when it is water, it is certainly no fence at all when that water becomes ice. The people walked on to the ice from the Park, and they walked off the ice into the Zoo- logical Gardens. Never in the whole history of the Society had there been such a marvellous number of visitors to the Gardens ! The houses were thronged. The monkeys got more nuts than was good for them. The bear in the pit got so many buns that he thought the millennium had arrived. This won- derful development of the taste for zoology among the masses of Dublin was intensely gratifying !

"There was, however, one person in the Society who failed to wax enthusiastic over this remarkable zeal for scientific knowledge. That one person was the Treasurer. Under ordi- nary circumstances the Treasurer requires that each visitor to the Gardens shall enter through a turnstile, depositing as he does so a coin which suitably expresses his gratitude for the intellectual benefits he is about to receive. But when the lake was frozen the turnstile somehow ceased to revolve. It really became superfluous. The route into the Gardens via the lake was much simpler than the route via the turnstile. The coins, of course, could no longer be exacted.

"The Treasurer expostulated, and threatened resignation. He pointed out to the Secretary that, though the Gardens had been crammed for a week, there was not a penny in the till.

"A fence round the lake thus became indispensable, and

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Dr. Haughton braced his energies to the problem, and the permission to put up the fence was at last gained by his determined perseverance.

"You will, however, please observe that permission to put up a fence is not exactly the same thing as the fence itself. The fence would have to be paid for by the Society. I must tell you how Dr. Haughton managed to pay that bill.

"Just opposite the carnivore-house, where, in fact, the open- air aviary now stands, there once lived no, I do not mean lived, but there once reposed a magnificent skeleton of the Plesiosaurus Cramptoni. The history of the Society's connec- tion with this unique and tremendous fossil is somewhat re- markable. In the very early days, about the middle of the century, a prominent figure on the Council was Sir Philip Crampton, the eminent Dublin surgeon. On one occasion a grateful patient presented to Sir Philip a gigantic fossil reptile which had just been exhumed at Whitby. It was like an over- grown crocodile with a neck as long as that of a giraffe. This mighty sea monster was a new discovery of the greatest scien- tific interest. The finder took the opportunity of associating a becoming compliment with his gift. He named this splendid inhabitant of ancient ocean after the Dublin surgeon. He called it ' Plesiosaurus Cramptoni.'

"As this animal was about twenty feet long, Lady Crampton considered that it would hardly be a becoming decoration for her drawing-room in Merrion Square. Accordingly Sir Philip presented it to the Zoological Society, of which he was then President. There for a quarter of a century this vast fossil monster remained. Some people thought that a great fossil was rather incongruous in a collection of wild animals. It w^as, how- ever, a great attraction to visitors. Dr. Haughton used further to add that to the living animals in the collection these grue- some bones of the Plesiosaurus provided an edifying lesson on the shortness of life and the mutability of all terrestrial affairs. " But you will not find the Plesiosaurus here now ! Just as the owner of a great ducal house has occasionally been com- pelled, owing to pecuniary embarrassments, to part reluctantly with a renowned old master, so had the Royal Zoological Society reluctantly to part with its unrivalled Plesiosaurus to pay for the railings round the lake. For this remarkable financial expedient we were again indebted to the fertile brain of Dr. Haughton. At the usual meeting one Saturday morn- ing, we happened to be in low water in lower water even than usual for the heavy bill for the fence had only just come in. Dr. Haughton was never seen to greater advantage than he was on these Saturday mornings. But this morning he ex- celled himself. He entered the room in the highest spirits

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and announced the glad news that 'something had turned up.' He had found a purchaser for the Plesiosaurus Cram-ptoni. He had persuaded the Science and Art Department to buy this unequalled reptile at a handsome price for the National Museum. Depression vanished from the breakfast-table; the bank was mollified for a time. Carking care had been dis- pelled; the Plesiosaurus Cramptoni had not lived in vain !

"From this incident your Excellency may infer that the eternal lack of pence which vexes public men has not been unknown even to former treasurers of this Society. Haughton's splendid enterprises could not be carried through without money, and the provision of this money was often a very difficult matter. I can assure you that problems connected with our financial relations have often given much heart-searchings to the Council. But I hasten to add that these are all matters of the past the very remote past. We have only to look around at the prosperous condition of these grounds, and our well-filled cages, and the affluent state of the Society in general, to see how admirably the enterprise of Haughton prospered, and how greatly all naturalists are indebted to his courage.

" I have alluded to those deer which so greatly adorn this stately park which surrounds your Excellency's residence. This leads me to observe that Dr. Haughton had long been desirous of building a suitable house in the Zoological Gardens in which to display specimens of the many different varieties of the deer tribe. He felt a special interest in these animals. As a geologist as an Irish geologist he loved to tell of the mighty Irish elk, of that magnificent stag, which in prehistoric times abounded in this country. Great Britain did not seem to suit the constitution of this animal. It was in our beautiful Isle of the West, and over the mountains that confront the melan- choly ocean, that this colossal deer loved to roam. Dr. Haughton delighted to point out the formidable antlers of the Irish elk in our National Museum. He used to explain why he, as an Irishman, was proud to look upon this ancient monarch of the deer tribe. 'How frequently,' he would say, 'my ancestors must have hunted this noble animal! How frequently this noble animal must have hunted my ancestors ! '

"The mighty stag has been extinct extinct from time immemorial. But in this country to which it so specially belonged, and in these Gardens where we still strive to main- tain its degenerate kith and kin, the President and Council of the Royal Zoological Society, acting under the inspiration of Haughton, resolved to rear a monument to its memory. This monument was to take the form of a building which should offer a home to such relatives of the Megaceros Hibernicus as still survived, either in the Old World or in

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the New. Such was the project. It was a project worthy of the best traditions of our Society.

"The site was forthwith chosen, the plans were prepared. Everything was ready except one trifle. The Treasurer once again made that tiresome remark of which we were all so weary that there was no money ! Here again the acumen of Dr. Haughton, by the discovery of an available asset, rendered much service to the cause of zoological science.

"It happened that there had been an institution in Dublin which bore the name of the Natural History Society. This Society was held in deserved honour, for it had done useful work in its time. It had stimulated the study of zoology and botany at a time when such stimulus was much needed. We who had to conduct the Zoological Gardens had often gazed with astonishment on the Natural History Society. Our aston- ishment arose from the fact that the Natural History Society had not only studied animals, but had saved money ! It had accumulated capital, and had actually three hundred pounds snugly invested in Consols ! This was prosperity indeed ! But somehow the Society declined. It declined until it became extinct as extinct as the great Irish elk itself. The Society vanished, but the Consols remained.

"The three hundred pounds seemed likely to become dere- lict. The Commissioners for the reduction of the National Debt had their eye upon it. But Dr. Haughton determined that they should not have it. He succeeded in persuading the courts that the Royal Zoological Society was obviously the legitimate heir to the Natural History Society. He promised that the sum should be expended upon a particular and patriotic undertaking with which the name of the Natural History Society should for ever be associated. The result was that the three hundrad pounds was placed at our disposal.

"Having thus obtained three hundred pounds for the pur- pose of building the Memorial Stag House, obviously the next step was to enter into a contract for building the house at a cost of about nine hundred. But, of course, the house had to be built. Built it certainly was, and we pulled through somehow. If I remember rightly, we happened to have a long and severe winter at the time, and we were able to re- plenish our coffers by the receipts for the privilege of skating on our pond.

"Thus the stag house, in memory of the great Irish elk, often called the ' Herbivore House,' came to 1^ added to the Gardens. The next question was how to stock it with animals. This also Dr. Haughton managed. He obtained animals on loan, animals by deposit, animals by gift, and when all the other methods failed, he obtained animals even by purchase ! T 289

Reminiscences of Sir Robert Ball

"Everyone knew Dr. Haughton as an eminent man of science, as a resolute man of action, and as a brilliant humorist. Those who knew him well were aware that there was a sentimental side to his nature. An institution like ours has a pathetic a deeply pathetic side to all who are lovers of natural history. The pathos of the Zoological Gardens appealed powerfully to Dr. Haughton. Let me illustrate what I mean. At the upper end of our Gardens is a tall building which has now been assigned to the elephant. That building was erected when I was a child; it was erected for the giraffe which was presented to us by the Royal Zoological Society of London. But there is no giraffe there now ! I greatly doubt if that building will ever be tenanted by a giraffe again. Close by was a noble circle of elm trees, which now includes the llama paddock; but that paddock is quite a recent erection. This enclosure used to be the home of that majestic animal the great North American bison. Many of us remember the bisons, a few of us remember the giraffe. But both their places are now vacant ; bisons as well as giraffes are in these Gardens no longer.

" History tells us, your Excellency, of the thousands of wild animals which Titus collected for the games to celebrate the inauguration of the awful Colosseum. How easy it must have been for the predecessors of Dr. Haughton to keep a zoological gardens two thousand years ago ! The earth seems to have swarmed with wild beasts then. How else could the Romans have brought together for a single triumph in the amphitheatre giraffes and zebras, ostriches and wild boars, lions and tigers, bears and hyenas, elephants, rhinoceros and hippopotamus in numbers so prodigious that, though the figures have been set down by Gibbon himself, I have not the courage to mention them. I do not want to tantalise our most excellent and ener- getic Secretary, Dr. Cunningham. Vast indeed was the popu- lation of the earth in wild beasts two thousand years ago. Let us see how stands that population now.

"It is certain that if a Titus had to open a Colosseum in these modern days he could no longer collect the five thousand wild animals whose slaughter historians declare was required to make a Roman holiday. Notwithstanding that we have discovered a new world, notwithstanding that the oceans are traversed in all directions by our ships, notwithstanding that steamers ever increasing in number and power throng every port on earth, notwithstanding that innumerable new coun- tries are opened up to modern commerce, that products ran- sacked ifom every clime are being poured in here for our benefit with ever-increasing volume, there is, nevertheless, one descrip- tion of import which is not increasing. Nay, rather, it is sadly

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declining alas ! it seems as if we shall soon have to say it is approaching evanescence. Titus could bring thousands of wild animals to Rome, and yet we cannot get them in hundreds hardly even in tens. In many cases we have to be content with units, and some splendid animals, alas ! are no longer to be obtained at all. The larger wild animals of this globe are rapidly approaching extermination. Everyone knows this in a general way, but to us who have been acquainted with the wild beast market for forty years, the facts are brought home with terrible significance. The thought is inexpressibly sad to all true lovers of Nature. There lies the pathos of a zoological garden. Here we are permitted to cherish the few survivors of these expiring races. In these Gardens around us at this moment the closing scenes of the great drama of animal life on our earth are being played out.

"That forsaken bison park is but a symbol a sad symbol of a tremendous fact in the history of life on this globe. The loss is inevitable ; it is certainly irreparable just think how irreparable. Were the National Gallery and its priceless contents to be given to the flames, the world would weep for its masterpieces, but the first great shock over, mankind might draw some consolation from the fact that in the course of centuries or thousands of years there might nay, there would arise another Raphael, another Rubens, another Turner; but when the last graceful giraffe has been ruthlessly shot down, when the last springbok and the last zebra shall have gone the way of so many other lovely forms, there is no hope whatever of restoration. Our earth must remain to all eternity poorer infinitely poorer in objects of the most exquisite beauty and interest. Yes, to the lover of Nature, to the lover of the beau- tiful, to the Rev. Dr. Haughton there is pathos in a zoological garden !

"But I am warned that I must qualify what I have said. I note a reproving glance from the eye of our present most excellent Treasurer, Mr. Hogg. He apparently thinks I am entering upon dangerous ground. He is evidently afraid that my words may have a repressive, an undesirable influence upon those who have entered the room with the excellent resolution of becoming life members of the Society. Let me at once remove such fears. Remarkable as is the decline in the number of wild animals that come to market, there is something more remarkable still, and that is the pluck and spirit which the Royal Zoological Society of Ireland has acquired from the influ- ence of Dr. Haughton. The scarcer the wild animals become, the more firm is the Society's resolve that here we shall have them. Our cages were never so crammed with interesting creatures as they are at this moment, and I know it is the

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determination of the Council that, so long as this earth contains even a single wild beast, they will strive their utmost that the home of that wild beast shall be in the Gardens of the Royal Zoological Society of Ireland.

"The extinction of many races of animals may go on, but camels and elephants, being more or less domesticated animals, we shall still have with us. So long as the lions and other animals in our collection continue to carry out the pre- cept, ' increase and multiply ' * we may hope to give abundant hospitality to the king of beasts, as well as to many of his poorer relatives. Monkeys and birds will, for an illimitable period, continue to make our Gardens attractive. Dispel your fears, Mr. Treasurer ! These Gardens will give to generations yet unborn the same instruction and delight which we ourselves have been privileged to enjoy !

"The name of the present President of this Society is a guarantee to the world of the efficiency with which its affairs are conducted. Every member of our body felt a thrill of pride when Lord Roberts of Kandahar consented to become our President. The Society over which you, sir, preside with such dignity resolved to mark in the most signal manner their sense of the services of Dr. Haughton to these Zoological Gardens and to the cause of science. They determined to erect a memorial which should bear his name. As soon as the project was started, members of all creeds and parties hastened to put their names on the subscription list. The Society determined that that memorial should be erected in these Gardens which he loved so dearly. They determined that the purpose of the memorial should be one for which they knew that his sympathies would have been enlisted if he were still with us. He loved to come to the Gardens himself ; he loved to see others come. Every- thing which could operate as an inducement to the residents in Dublin and to visitors to our city to pay a visit to these Gardens had his cordial encouragement. He consistently maintained that the main function of Zoological Gardens was a useful and a noble one. It was to afford in the first place to men of science an opportunity of studying the natural habits of wild animals. For this he incessantly laboured. He was ready to study every circumstance of those animals while they lived, and he was ready with his scalpel to dissect them when they died. Then, too, he felt as the Council have always felt, the inestimable im-

* The Dublin Zoo has always been famous as a breeding place for lions. In a circular letter which was issued by the Secretary in 1900 to draw attention to the need for a new lion house, the following statement was made : During the last fifty vears over two hundred lion cubs have been born in the Gardens, and these have realised by their sale over £5,000, which sum has been expended on the improvement of the grouDds, and on the maintenance of the zoological collection.

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portance of this collection as an educational institution. Every project in these Gardens was to be subordinated to the main fact that the cultivation of science and the advancement of education were its primary objects. Even when financial difficulties pressed most sorely, and when suggestions were made that the resources of the Garden might perhaps be increased by adding to its attractions something in the shape of performances, as is the custom in gardens elsewhere, ' Not while I am Secretary,' was the dignified answer of Haughton. ' If this Garden is to descend from its high position as a school of natural history, and as a school of comparative anatomy, then I will have nothing to say to it.' I need hardly add, your Excellency, that in this lofty spirit Dr. Haughton was always supported most cordially by the Council, and there is no more thorough up- holder of the high aims of the Society than Professor Cunning- ham, our present Secretary, whom we all hold in such high esteem .

" I have only to say on behalf of the many subscribers to the Haughton memorial, that they rejoice to throw open this building to the citizens of Dublin. It is their belief that it will add greatly to the attractions of the Gardens. Around the building are grouped cages in which some of the smaller and more interesting creatures can be displayed to advantage. In this spacious apartment, it is hoped that for many a long year to come, rest and refreshment will be provided for visitors. Let it not be forgotten by any visitor to this House that amongst those who have loved this Garden, and given their best efforts most freely for its service, one name is henceforth to stand in unchallenged pre-eminence it is the name of Samuel Haughton."

I have reproduced the address practically in the form in which it was delivered. To the manuscript copy which I found among his papers my father had appended the following passage, which he evidently considered was not suitable for the occasion :

"Almost every spot in the Gardens is in some way or other associated with Dr. Haughton in the memory of those who have been long familiar with our cages and their contents. For example, there used to be near the monkey-house a set of dog kennels, in which Haughton, always a lover of dogs as of other animals, conducted some memorable experiments. He at one time conceived the notion apparently suggested by homoeopathic principles that it would improve the Irish sheep- dog if he could blend with the pure-blooded animal some slight strain from the Australian dingo. The experiments were highly

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successful. Some of the remarkable animals thus produced were sent to the South of Ireland. The results proved to be of the most interesting character. That these dogs had an intense affection for the sheep entrusted to their charge, was never for a moment in doubt. Indeed, their ardour was so forcibly manifested that it was generally believed in the country that the ferocious wolves of antiquity had suddenly been re- stored to the plains over which they had once roamed. The Society experienced no further demand for their improved type of sheep-dog ! "

In the above address Sir Robert bore testimony to the ad- mirable services which Dr. Haughton had rendered to the Zoological Gardens. It is manifest that his brilliant conversa- tion did much to enhance the pleasure of those who attended the Saturday morning breakfasts. My father had noted down some recollections of the famous Doctor :

Various anecdotes concerning Dr. Haughton come into my mind. He was a man of great versatility. He was not only a Doctor of Laws and a Doctor of Divinity, but a Doctor of Medicine, too. As a medical man, however, his activities were not confined to ministering to his fellow-mortals. On one occasion when a tiger at the Zoo was indisposed Haughton volunteered to act as veterinary surgeon. The great beast it was one of the largest in the Gardens was suffering agony from an ingrowing claw. Dr. Haughton decided that the claw must be removed. He immediately set to work to devise a tackle by which the tiger could be kept quiet. Various keepers were summoned to hold ropes which by some means or other were attached to various parts of the tiger's anatomy. It was the duty of the head-keeper to draw the limb upon which the operation was to be performed, towards the door of the cage, at which Dr. Haughton, armed with a formidable pincers, stood in readiness. The door of the cage having been slightly raised, the pincers were applied, when the animal sprang at Haughton with a roar which could be heard all over the Gardens if not the Phoenix Park. None of the keepers had ever heard a tiger roar in earnest before, and the result was they all fairly let go their hold of the rope and bolted from the building. Fortu- nately, the door of the cage fell down when the tiger sprang, and the man with the pincers came to no harm. Nor was he in any way daunted by the incident. Walking slowly to the end of the lion house, he summoned the frightened keepers.

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Having enticed them into the building, he locked both doors, and said he would not open them until the operation was per- formed. A second attempt was successful; and Haughton averred that the tiger whose pain he had eased always knew and loved him thenceforward !

Dr. Haughton 's ministrations to a sick lion were recorded in verse by my old friend and kinsman, His Honour Judge Sir Thomas Snagge. It was written in 1864 :

" Elegy ox the Death of the Lion in the Dublin Zoological

Gardens "

{Vide OflScial Report of Superintendent, Saunders' Newsletter, February i8th, 1864)

" Alas ! Another heavy blow Has added to the weight of woe Already pressing on the Zo-

-ological Society,

-ological Society.

II

'Tis only one short week ago (A fever 'twas that laid him low) Death took the Lion of the Zo-

-ological Society,

-ok^ical Society.

Ill The keeper found him very low, And sent a messenger for Pro -fessor Haughton of the Zo-

-ological Society,

-ological Society.

IV

The Doctor came with Foot not slow; He found his patient but so-so, And told the Council of the Zo-

-ological Society,

-ological Society.

V

He wrote a grand prescription, though, ' R. Kinahan's Spir: oz. duo Aqtue oz. sex. sumat leo.' S. H., Physician to the Zo-

-ological Society,

-ological Society.

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Reminiscences of Sir Robert Ball

VI

They tried to make him drink, but no Tee-^totaller was ever so Staunch as the Lion of the Zo-

-ological Society,

-ological Society.

VII

In vain they sought to urge the no- -ble beast. That ' tumbler ' was no ' go.' He thought that whiskey-punch was ' low ' For him, the Lion of the Zo-

-ological Society,

-olc^ical Society.

VIII

They watched his every dying throe; They rubbed him down from top to toe. So died the Lion of the Zo-

-ological Society,

-ological Society.

IX

Some said it was the frost and snow; Others declared they didn't know; But all agreed that, high or low, Than this there ne'er was finer show This feast of reason and this flow Of whiskey-punch so promptly pro- -vided by order of the Zo-

-ological Society,

-ological Society."

Among the stories with which Dr. Haughton used to enliven the Saturday morning breakfasts, I now set down one which, told as it was in his inimitable style, afforded us no little entertainment. It appears that the Prince of Mantua and Montferrat * had kept up a custom which had been instituted by his ancestors many centuries ago of awarding gold medals to men of exceptional eminence in science, literature, or discovery.

It was even said that Christopher Columbus had been a recipient of this distinction ; but I think we may brush aside

* For an account of this extraordinary man the reader is referred to an article entitled "A London Munchausen," by C. C. Osborne, in the Cornhill Magazine for September, 191 2. His name and rank as officially registered were Charles de Bourbon d'Este Paleologues Gonzaga, Prince of Mantua and Montferrat. He died at the age of 54, on January 17th, 1894.

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the statement that Julius Caesar and Charlemagne and Copernicus had also been gold medallists ! In pious fulfilment of this splendid tradition of his illustrious house, the Prince searched the world for persons of the eminence suitable to receive the award of his gold medal. In the course of his survey he at length reached Ireland, and finding that no son of Erin had hitherto been made a gold medallist, he deter- mined that he would award the distinction to two great Irish- men of the period.

He consulted Trinity College and the Royal Irish Academy. The authorities of the former, with the complete approval of the University, selected Dr. Haughton. The Royal Irish Academy not unnaturally nominated its President for the time being. This was Sir Samuel Ferguson, one of the most distinguished literary men in Ireland. Sir Samuel became first known to wide fame as the author of "Father Tom and the Pope" (Blackwood's Magazine, May, 1831). Perhaps the poem by which he is most widely known is "The Forging of the Anchor." The work of his life largely lay in the direction of antiquarian investigation and the study of Irish literature. He had also been associated with Bishop Graves in his valuable investigation as to the origin of Ogham Stones.

It thus came about that the two Irish savants who were destined for the honour contemplated by the Prince of Mantua were the Rev. Samuel Haughton and Sir Samuel Ferguson.

In due time the medals arrived in Dublin by special mes- senger, and were afterwards solemnly awarded to the distin- guished men destined to receive them. The spirit in which the medals were received by the two recipients deserves careful analysis. Sir S. Ferguson, notwithstanding that he had re- ceived the blue ribbon of recognition for his literary work by election to the presidency of the Academy, was modestly pleased. The award was doubly welcome, coming aS it did not only from the home of learning, but from Italv, with which country one of his earliest literary achievements had been associated. He therefore received the medal with the keenest appreciation, and gladly accepted the congratulations of his many friends, the more intimate of whom were privi- leged to see the famous gold medal. But these were not the methods of Dr. Haughton ! Usually when a man receives a gold medal he deposits the prized article in his safe or lodges

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it in his bank. But I venture to say that the procedure adopted by Dr. Haughton was unparalleled in the history of similar awards. When the medal was placed in his hands he neither opened his safe nor did he go to his banker. He carried the gold medal off to the chemical laboratory, and there he tested its specific gravity, with a very disconcerting result. The gold was not gold at all !

At this stage he reported the circumstances to us at the Saturday breakfast. As friends both of Ferguson and Haughton, we all besought him not to undeceive his co- recipient. We all knew how delighted Ferguson had been, and how keen would be his mortification when he found that his new decoration was made of base metal.

Dr. Haughton was an eminently kind-hearted man. I remember on one occasion when a well-known Dublin citizen had been bitten by a monkey in the monkey-house, with which he was incautiously playing, Dr. Haughton drove out to the Gardens the day after to inquire for the rmonkeyl So we had hopes that Ferguson would have been spared the disclosure of the laboratory. But we were unfortunately too late. Fergu- son had already learned the specific gravity of the alleged gold medal, for Haughton said that, as his co-medallist was an old and valued friend of his, he could not allow him to be imposed upon ; and so, actuated by the highest sense of moral duty, Haughton had disclosed the distressing facts. Ferguson accordingly wrote a letter to the Prince of Mantua to the effect that it was the good intention of the Prince which he so highly appreciated, and not the intrinsic value of the medal, and that he felt quite sure that His Highness intended to send a genuine gold medal, but that some of those who were employed to carry out his wishes had not faithfully discharged the duty entrusted to them, and that if His Highness could assure him that his intention was to give a genuine gold medal, he (Ferguson) would prize this medal just as much as if the laboratory test had been in all respects favourable. Whereas, if His Highness could not give this assurance, he would have to take the painful step of returning the medal. No reply was received, and Sir Samuel's medal was duly returned.

In his young days Dr. Haughton, in partnership with his intimate friend, the Rev. Joseph Galbraith, established a class to prepare young university men for entrance into the army

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through Woolwich. The Woolwich class was very success- ful, and the heads of the University gave it every encourage- ment. Dr. Haughton was an excellent "grinder," or, to use the English equivalent of the word, "coach." He used in later years, especially at the Zoo breakfasts, to boast of the successes he achieved in the Woolwich classes; and he used to expound the principles on which successful coaching was based. In illustration of this he told us how, just after a list of Woolwich successes had been published, he met the Provost I think it was Dr. MacDonnell who congratulated him on having secured the first two places in the list for Dublin men. But the reverend professor disclaimed the praise of which the Provost was inclined to be so lavish. "No! No!" said he. "We deserve no credit for having passed the first two men. They were clever fellows. It was their own brains and industry that secured their success. Their teachers deserve none of the credit. But look, Mr. Provost, at the last two men on the list, and then you will understand what consummate grinding means ! They were stupid fellows, who ought never to have got in ; but Galbraith and I set ourselves the problem of ' load- ing up ' those two men with information so adroitly chosen and so skilfully implanted as to bid defiance to the most astute of examiners. We have succeeded, as you see ; and that, Mr. Provost, is what we mean by true ' grinding ' ! Any credit to which the grinders are entitled on this occasion is to be solely associated with the two last names on the list." In later years Dr. Haughton described the subsequent career of the four candidates. The two clever men who headed the list romped through the Academy into the Royal Engineers. The other two, after repeated attempts, were unsuccessful, and, to use Dr. Haughton's own expression, they swam round and round Woolwich like goldfish in a bowl. This simile was obviously suggested by the aquarium in the Zoological Gardens ! At last, in despair, the Woolwich authorities wrote to Dr. Haughton to complain of the hopelessness of the situation, and to suggest that as it was he who ground them into Woolwich a fact of which he made no secret whatever he should come over and "grind " them out ! It is hardly necessary to say that this solution was impossible. By strenuous exertion one of them was forced through the examinations and obtained his commission, while the other had to withdraw from the Academy.

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According to Dr. Haughton he entered the profession which he himself so greatly adorned, and ultimately became a rural dean !

I have alluded in the last few words in the preceding anecdote to the fact that Dr. Haughton was a divine. I never had the good fortune to hear one of his pulpit deliverances. They were very infrequent. In the course of a famous sermon which he preached in the University Church at Cambridge he said, quoting a French writer, that the whole history of life on this earth might be summed up in the conjugation of two tenses of a certain verb one in the active and one in the passive :

I eat, thou eatest, he eats.

We eat, you eat, they eat.

With the terrible converse of :

I am eaten, thou art eaten, he is eaten. We are eaten, you are eaten, they are eaten.

This I have taken from the account printed in Cambridge of this remarkable discourse.

But perhaps the most characteristic of his pulpit utter- ances was a charity sermon which he preached in aid of Sir Patrick Dun's Hospital in Dublin. It is necessary to explain that the scientific world of Dublin was at that time arrayed in two hostile camps over a point of interest to geologists. The question was whether the stone found in the great quarry at Finglas, near Dublin, was or was not that particular limestone which is called Calp limestone. Some said it was; others said it was not. In this, as in any other geological question. Dr. Haughton, who was Professor of Geology in the University, naturally took a keen interest. When he stood up to preach the sermon he saw in the congregation the late Sir Richard Griffith, who is probably best known to the public by his survey of Ireland which led to "Griffith's Valuation." He was also a diligent geologist, and, as it happened, one of the leading protagonists in the Calp view of the Finglas quarries.

With a view to the offertory, Dr. Haughton proceeded, to use his own expression, "to throw a fly " over Sir R. Griffith. He introduced a little story. He described how a quarryman had recently been brought into the hospital, having sustained a terrible injury to his head by a fall to the floor of the quarry.

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"What," said the preacher, "caused this fractured skull? It was, of course, his fall on the stone at the bottom. But what was the stone? Was it ordinary limestone? No, my friends, it was Oalp limestone! " When the collection came to be examined, the sidesman noticed a phenomenon not at all usual in ordinary charity collections. This was a crisp five- pound note in the plate. The explanation of its presence was given to Dr. Haughton by a gentleman who was in the pew with Sir R. Griffith. It appears that Sir Richard, in the first instance, had provided himself with a coin of small denomina- tion, but that when the geologist heard the preacher aver that the f)oor quarryman had been smashed up by Oalp limestone he took out his pocket-book, and from this well-lined receptacle he extracted a "fiver," putting it into the plate with the ex- planatory remark to his friend, "That it was as gratifying as it was unusual to find scientific accuracy in the pulpit ! " « « » « *

The death of Dr. Haughton came as a severe blow. My father wrote to a friend on November 7th, 1897

"Alas! poor Haughton! My thoughts have been much with him the past week. I do hope that someone will do him justice in an obituary. The notices I have seen in the papers appear to me wholly unworthy and inadequate. For there was a grand note about the man, independently of his genius, which was great, and his wit, by which he was best known. The real note of the man was unselfiskness. He struggled hard for his ends, and his ends were always to promote some cause which was worthy, or which, at all events, he thought to be worthy, and he never did a selfish thing or had a selfish thought in all his endeavours. He had a touch of sentiment, too, and exquisite sympathy with suffering of every kind."

301

CHAPTER XIV VISITS TO NORWAY

IN July, 1890, Sir Robert Ball visited Norway under the aus- pices of the Vesey Club, of Birmingham, of which he w^as then President. My mother and my eldest sister (now Mrs. Meakin) accompanied him on this occasion. The two Vice- Presidents of the club, Professor C. Lapworth, LL.D., F.R.S., F.G.S., and Sir Benjamin Stone, F.L.S., F.G.S., were also of the party. He often spoke of the pleasurable experiences of this expedition, which was rendered particularly attractive by the presence of Mr. Lapworth, whom he always regarded as a prince among geologists. The following letter from Mr. Lapworth (September 28th, 1901) gives some indication of the kind of discussion in which the geologist and the astronomer were wont to take part :

"I am now back from wandering over the land and among old friends, from Cape Wrath almost to Birmingham. Your letter has followed me faithfully here.

" The description of the conglomerates of Norway which you give in the proofs enclosed is quite correct. But what is new to me is the occurrence of such conglomerates in the Romsdal. I know them well in the Kongevold-Doorefield ground. They also occur in the Bergen Waston country and elsewhere. But the two main points dwelt upon in your proof, namely, their occur- rence in the Romsdal and their employment as roofing slates in Vossevangen, are both novel to me. At all events, I do not recall these two things, and I thought that I had a very tough memory as regards rocks and their places.

" In the Romsdal region there are magnificent augen gneisses and the like, which have all the outward aspect of pressed con- glomerates, but they are quite distinct from conglomerates as re- gards origin. The conglomerates are sedimentary ; these augen gneisses are igneous: the former superficial stuff (sub-aerial) sent down into earth crust from above and squashed ; the latter infra- crustal subterranean stuff risen up from below into the earth crust and deformed there. The lenticular form of the lenticles in both

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Visits to Norway

is due to pressure and forced flowage ; but the direction of meta- morphism in the one is, so to speak, diametrically opposite to that in the other. The crushed conglomerates are blocks assorted by the mechanical action of water lying in a paste of similar material more mechanically disintegrated and worn by water action. All is deposited material. The lenticular forms are subsequent deformed shapes due to pressure. The aiigen gneisses on the other hand are due to subterranean struggles, when the consolidating or melting (or potentially melting) material is undergoing excessive strain mighty pressure and perhaps solid flowage. The ' eyes ' are not pebbles (and are therefore not older, so to speak, than the rest of the rock). They are, it is true, of the same lenticular shape as the squashed pebbles because the surfaces are the same under the same condition of depth and pressure, and probably could not be otherwise.

" But the conglomerates are formed of pebbles set in a paste of smaller pebbles down to microscopic or dust-like pebbles, and are relics of the stuff of which all the rock and rock paste is made up. The augen are usually the acidic segregation from the enveloping rich paste and derived at its expense.

" The two things are so similar that they are repeatedly mis- taken for each other, and are sometimes impossible to distin- guish. But they are homomor-phous and not homo genetic .

"Please remember that I do not deny for one moment that crushed conglomerates and slate conglomerates may occur both VA the Romsdal and the Vossevangen country. Indeed, they are exceedingly likely to occur on the Vossevangen ground. But I have no recollection of seeing any in Romsdal. They are abun- dant in other regions, however, and your description of them is perfectly correct. The Romsdal rock I remember were augen gneisses and the like, and it would never do to claim these as conglomerates, from which they must be most carefully kept separate.

" I may, of course, be wrong ; but in these days of dynamic metamorphism there is need for extreme caution, and it is best to make no reference to these two localities but to speak in generali- ties alone.

" I have cut the unsafe bits out of the proof. The rest is all right.

" Very many thanks for all the good things you say anent the Monday trip. Your partnership with myself on the journey from Trondhjem to Odde gave me, as you know, the keenest pleasure at the time, and I look back to it as one of the most delightful times I had in my life."

In 1896 he paid another visit to Norway. It was known that in August of that year the sun would be totally eclipsed,

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but the only place within comparatively easy reach of England at which the phenomenon could be observed, was in the north of Norway. An official party of observers, arranged by a joint committee of the Royal Society and of the Astronomical Society, sailed on the s.s. Norse King to observe this interest- ing event. My father, accompanied by his brother, now Sir Charles Ball, Bart., and other members of his family, including myself, gladly took the opportunity of seeing what he so often described on the public platform as a spectacle of surpass- ing beauty. So far as the main object of the expedition was concerned, it ended in failure, but the occasion was nevertheless full of interest to the Lowndean Professor, as will be gathered from his own account of it * :

"We sailed from Tilbury on the afternoon of July 25th on the Norse King, a steamer of 3,000 tons. The arrangements for the trip were made by Messrs. Gaze, and there were 164 passengers on board.

"Chief among the party were the President of the Royal Astronomical Society, Dr. A. A. Common, F.R.S., who was at the head of that branch of the Government Eclipse Expe- dition which established itself on the north side of the Varanger Fjord, and Professor J. N. Lockyer, F.R.S., on board H.M.S. Volage, with the other branch of the Government expedition, who had secured a station on the opposite side of the fjord.

"The staff under Dr. Common's command consisted of Major Macmahon, R.A., Mr. A. R. Hinks, Mr. W. H. Wesley, Mr. J. Jepson Atkinson, Mr. T. A. Common, Pro- fessor K. D. Naegamvala, and Miss Klumpke. Dr. Common also had the energetic aid of his skilful mechanical assistant, Mr. A. J. Wooldridge. Many volunteers among the pas- sengers gladly rendered them occasional help.

"In addition to what may be described as the official branch of eclipse observers there was a large number of astronomers on the Norse King, among the party organised by Mr. E. W. Maunder, then President of the British Astronomical Associa- tion, and Dr. Downing, the superintendent of the Nautical Almanack. The energetic observers of this party brought with them over thirty instruments of different types, in the hope of effecting a solution of the various problems which a total

* This was published in the Times, August 19th, 1896, and is here reproduced by kind permission.

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eclipse presents. Among the other astronomers on board may be mentioned Dr. Isaac Roberts, F.R.S., the distinguished photographer of celestial objects. Many ladies interested in science were also to be found in the party.

"Our passage across the North Sea was not accomplished without bodily discomfort for many passengers, including not a few of the astronomers. The welcome shelter of the fjords was, however, duly reached, and then the rest of the voyage to Vadso was delightful. Outlying islands generally bounded channels of smooth water. Through these we glided under skilful pilotage, fully enjoying the magnificent scenery. With only brief delays, the ship moved rapidly northwards, and even when we had to traverse occasional intervals of open sea, we were fortunate enough to find gracious weather awaiting us.

"The voyage to the North Cape is so well known that there is little to be said on the matter. The gradual lengthen- ing of the day and the gradual vanishing of the night is always an interesting experience. The changes in the character of the scenery as the Arctic Circle was reached and passed were speci- ally noticed. Though the spectacle of mighty snowfields, of glaciers which creep down towards the sea-level, and of vast tracts of bare and barren rocks testified to the inhospitable latitudes we had reached, yet occasionally I was astonished to find scenes widely different from those which we usually associate with the Arctic regions. We anchored for some time at Karstad, in the Lofoden Islands. Ample provision of carioles being forthcoming, a party of about sixty enjoyed one of the loveliest possible drives. The road at first wound along the deeply indented coast, disclosing magnificent views at every turn, and after a journey of about seven miles we reached the valley which contained the Lapp settlement, a visit to which was the ostensible object of the expedition. I am afraid that the Lapp settlement would have been found disappointing if any of us had come there with the expectation of being able to study primitive man under distinctly aboriginal conditions. Within a small enclosure, for admission to which a smart gate-money was exacted, were a couple of tents and a dozen Lapp men, women, and children. These people were dressed in their best, and were doing a brisk business in vending preposterous knives with reindeer antlers for handles, and many other objects of reputed Lapp manufacture. Their words of English and " 305

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their shrewd dealings made it impossible to regard them as specimens of unsophisticated man, even though a number of reindeer, looking shy and uncomfortable, were huddled together in one corner to produce some resemblance of reality. A Lapp baby sleeping comfortably in its mummy-like wrapping and an old man crouching in a tent seemed the most genuine specimens of humanity in the show.

"But whatever we may have thought of the value of the Lapp settlement from an anthropological point of view, we were enchanted by the extraordinary beauty of the valley where the encampment lay. On all sides verdure and luxuriant vege- tation were the predominant features. It suggested rather the richest parts of Kerry or Devonshire than regions within the Arctic Circle.

"It was midnight on Sunday, August 2nd, when we anchored at Vadso, in north-eastern Norway, at the latitude of 70°. Though we had actually passed by a day or two the possible time for seeing the midnight sun, yet night, in our ordinary sense of the word, had no existence, and all were on deck to obtain a survey of the place where we were to dwell for a week, and whence the great event was to be observed. The little town was prettily situated on the north side of the Varanger Fjord. There are no mountains in the neigh- bourhood, but the land slopes gently to the north, behind the town, to an altitude of a few hundred feet. In front of Vadso is an island, and the sound between it and the mainland forms a harbour with ample accommodation for the Russian ships of small tonnage which frequent it ; the anchorage for large vessels lies to the west of the island.

"The screw of the Norse King had scarcely ceased to re- volve before some enterprising members of the party, midnight though it was, hailed a boat, landed on the island, and forth- with selected a capital site on the south side, overlooking the fjord, where ample room could be found for the thirty different observing stations belonging to various members of the British Astronomical Association.

"On the following morning, Monday, August 3rd, I ac- companied Dr. Common when making a call on Governor Prebenson, the important official whose rule extends over the whole of Finmarken. He received us on this, as on subsequent occasions, with the utmost kindness and hospitality. He

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promised every assistance in his power, and gave Dr. Common the liberty to choose any site he pleased on the hill at the back of the town. Provided with this authority, we w^alked up the hill at the back of Vadso for a couple of miles to visit the stations which had already been selected and occupied by Dr. Copeland, the Astronomer Royal of Scotland, and Dr. Hassel- berg, the Swedish astronomer. Though the day was fine, the accounts which w-e received of the previous weather at Vadso were far from encouraging, for the preceding days had been extremely wet.

"As the result of this survey Dr. Common decided to place the station of the Government eclipse party at a point about a mile from Vadso. Its position adjoined a toboggan slide which is provided for the winter amusement of the young people of Vadso. The next step was to land the instruments and to have them conveyed from the pier to the chosen station. The carts which the town possessed seemed to have been previously engaged by the contractor for the new Vadso waterworks. How^ever, much energy was shown by the Government party, and certain carts were somehow obtained, so that by the even- ing all the cases had been safely conveyed to the station on the hillside. The portable huts were soon erected, and all was in readiness for commencing the laborious task of pre- paring the observatory for its duties on the 9th.

"Then followed five days of tremendously hard work by Dr. Common and his zealous band of assistants in the erection and adjustment of his instruments. The equipment he em- ployed on this occasion was of special interest, inasmuch as it was the first time on which a certain important type of apparatus had been arranged for eclipse observation. The light from the sun was to be received on a mirror called the ccelostat. This mirror rotates about an axis in its plane and parallel to the earth's axis. If the mirror be made to rotate by clockwork, so that its rate is exactly half the rate at which the earth rotates on its axis, the light from the sun would be always reflected in the same direction, notwithstanding the motion of the sun. Two splendid flat mirrors, each sixteen inches in diameter, fashioned by Dr. Common himself with rare skill, were employed for this purpose. The telescopes and other instruments with which the observations were to be made, were mounted upon solid supports, heavily weighted with great

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stones, in the collection and disposal of which Dr. Common obtained much assistance from the capable bluejackets who had been kindly placed at his disposal by Commodore Atkinson, R.N., in charge of the Training Squadron. Dr. Common him- self, assisted by his son, Mr. Hinks and Mr. Wooldridge, proposed to photograph the corona and its spectrum. Miss Klumpke, belonging to his party, was charged with the time observations, while I had erected within Dr. Common's en- closure a small equatorial with which to make eye observations of a total eclipse, a phenomenon which, like most members of the party, I had never before had the opportunity of witnessing.

"During the days of our sojourn at Vadso I visited the other stations, where preparations for the great event were in progress. The largest apparatus was that of Dr. Copeland, who had directed a forty-foot tube to that point of the sky where the eclipsed sun was to be. At the upper end of the tube was a six-inch object glass, and it was designed to take photo- graphs of the corona on plates eighteen inches square.

"I was glad to accept an invitation to lunch from Captain King Hall, R.N., commanding H.M.S. Volage, of the Train- ing Squadron. His ship was anchored at Brashaven, or Brassund, a beautiful spot on the opposite side of the Varanger Fjord, about fifteen miles south from Vadso. The position was chosen so as to afford Sir Norman Lockyer a convenient base for his operations. After lunch we went in the ship's launch to an island a mile and a half distant, which had been chosen as the site of the observing station. We found every- thing there in readiness for the eclipse, and the professor was kind enough to rehearse in our presence the admirable drill which he had prepared for his staff. The sight was indeed a remarkable one. On this little island, in a romantic situation of wildness and grandeur, he had made elaborate arrange- ments for the orderly observation of the eclipse. Assisted primarily by his son and by Mr. Fowler, he seemed to have practically at his disposal the entire ship's company of the Volage, Much enthusiasm for the work animated the officers and crew alike, and a staff of seventy persons, the captain himself included, had been chosen, who were regularly organised to take their parts in observing the various pheno- mena. The work was divided into sixteen or seventeen different departments, each under the charge of a responsible

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officer. The drill was designed so as to utilise to the utmost the limited period of io6 seconds during which the phase of totality lasted. Mr. Fowler had charge of the prismatic camera, with which notable results had been achieved in the eclipse of 1893. I" this instrument a large prism is placed in front of the object glass. Each of the lines in the spectrum of the chromosphere produces a ringed image of the sun, and these rings are sufficiently clear to be separately distin- guished. The drill in the use of this instrument was so com- plete that when Mr. Fowler had one attendant to hand him the plates and another to receive them, a bluejacket at the upper end to give the exposure, and a midshipman to act as time- keeper, it was possible for him to make no fewer than fifty exposures during the interval of totality. One of these occupied thirty seconds, another twenty, and another twelve, and the remainder were snapshots, as the whole had to be concluded within 106 seconds. The station of Captain King Hall was at one of the occulting discs. This was a dark circular piece of wood at the top of a high pole, so placed that it just cut off the more brilliant part of the corona. The observer, after totality had begun, was to be led blindfold to a chair, and then, the bandage being removed, he, with his eyes in the most sensitive state, was to draw the outlying branches of the corona.

"Another department organised by the energetic professor was constituted of a corps of draughtsmen. He selected the suitable men by a previous test of a very appropriate nature. The ship's company were brought in batches of twenty at a time into a darkened room, and were there asked to sketch a picture of the corona, which was presented on a screen by a lantern, the time allowed for the drawing being 106 seconds. In this way a band of about thirty had been obtained, each of whom had given satisfactory evidence of his capacity to make a faithful picture of what he might see during the brief interval of totality.

"A sad incident which occurred during our stay at Vadso was deeply felt by many of the party on the Norse King. I allude to the death of Mr. Edward Howard, midshipman on H.M.S. Active, who was killed by a fall from the mast. His funeral in that remote region was attended by many of the passengers on the Norse King, including myself. The cere- mony was an affecting one. Some kindly hands had strewn

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the route from the pier to the little cemetery with heather. Many who were quite strangers to him were nevertheless much touched by the impressive scene. They knew it was the funeral of a gallant young Englishman who had perished in the dis- charge of his duty. He was being laid to his rest in an Arctic grave, surrounded not only by his sorrowing comrades, but by many other sympathetic English men and women. The in- habitants of all classes of the little town, and many Lapps in their quaint costumes, were present in respectful silence and attention.

"As the great day approached, the harbour at Vadso pre- sented a very lively appearance. One vessel after another dropped her anchor. We had, in the first place, the three ships of the Training Squadron H.M.S. Active, H.M.S. Champion, H.M.S. Calypso ; the Konge Harald was there with passengers who had come specially for the eclipse; the St. Rognald was similarly freighted; and there was the yacht Myra with a dis- tinguished party on board. Both Swedish and Norwegian men-of-war had been sent to the station, and there were several foreign tourist ships. There were the Neptune and the Thor, containing many sightseers, and another vessel which had just returned from a trip with a large party from a region hitherto regarded as inaccessible by tourists the ice sheet in the latitude of 8i° 35'. There were trading steamers, and there was a whaler, with its crow's nest and its swivel gun. When all these were added to the normal shipping of Vadso Harbour, which consisted of small Russian vessels which had come with flour and wood to barter for dried cod, it will be admitted that the total eclipse was, so far as Vadso is concerned, a social no less than an astronomical event. The weather during the week had not been such as to give us much encouragement. Some days had been fine, some had not, and I rather think the latter were in the majority. However, we hoped for the best, and after no little labour on the part of the astronomers all was made ready by Saturday evening. But I do not think there was much sleep for anyone that night, we were too full of expectation ; and those who had any duties of observation to perform had to leave the ship at 2 a.m. so as to be at their posts well before the phenomena commenced at four.

"Our first glance as we came up was, of course, at the sky. The decks were still wet with the heavy rain which had fallen

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during the night, and the clouds were still threatening. There were, however, some breaks which gave us hope. I went up through the town, and found all the inhabitants astir. A stream of them were wending their way up the road to the hill where the observatory was placed. Indeed, I think that almost all the adult population must have turned out for the purpose. This will seem somewhat less surprising if it be borne in mind that we were in a part of the world w^here the day and night are curiously mixed, and where, in fact, the seconds of the total eclipse expressed the duration of the only darkness which had been experienced during the summer. Among the spectators were many Lapps, whose extraordinary costumes claim atten- tion the moment the stranger sets foot in Vadso. This astronomically minded race stood in circles round each of the encampments, gazing with more curiosity, perhaps, on the strange people who had come so far to see so little, than on the sight in the heavens. They were, however, then, as on all other occasions, respectful and well-behaved, and needed but little of the surveillance of the bluejackets at the disposal of Dr. Common.

"The instruments were duly opened; for it was decided that no matter what happened the contemplated programme should be faithfully carried out. I was stationed at a small equatorial telescope of three-inch aperture. It was with some hope that we saw a partial clearance of the sky, and the sun peeped forth. But I failed to see the first encroachment of the moon on the sun's limb. A cloud prevented that, though almost immediately afterwards I could see the advance of the moon, and thus learn that the eclipse had actually commenced. For an hour we had one glimpse after another of the resistless march with which the dark moon entered straight on the brilliant disc. Beautiful, indeed, were the cusps of light as they grew steadily narrower. For a long time there was but little appreciable effect on the general illumination of the earth. It was not until about four- fifths of the sun's disc were obscured that I became conscious of the increasing gloom, and felt as if some tremendous thunderstorm were approaching. Gradually the interest and the excitement augmented as the solar crescent became narrower and narrower. It was still only to be seen occasionally, and even then only to be seen through clouds. At last the crescent had become perceptible as a thin line, and some hopes were

Reminiscences of Sir Robert Ball

indulged that it would remain visible up to the supreme moment of totality. But alas ! just as the crescent began to shorten and approach the vanishing point, the clouds through which my vision was straining closed in again. I found it impossible to distinguish this extinction of light from the extinction of totality itself, and thus I was led to believe that totality had been reached some seconds before the actual moment. Those who were not engaged as I was at the telescope had a more accurate method of determining its advent by the advance of the shadow. Miss Klumpke was, however, so fortunate as to be able to note the exact moment through her telescope, and this is, at least, one valuable observation which is doubly acceptable amid the almost universal failure.

"Of the phenomena characteristic of a total eclipse namely, the corona and the prominences not a trace was to be seen. Not until after the precious io6 seconds had long expired was the sun again seen as a crescent on the other side. The plates were duly exposed, no doubt, but as the sun itself was not able to pierce the canopy, it could not be expected that its faintly luminous appendages could send a single ray to a plate. It has thus to be admitted that the object with which the elaborate instruments were transported with so much trouble to Vadso has been entirely defeated.

"I recall the observation made by Dr. Common when he found that his labour had been in vain. When all hope of seeing the corona was over he said : ' Now I shall smoke a pipe ! '

"But there are certain phenomena of a total eclipse which do not depend on the corona and the prominences, and these are in themselves so interesting and so striking that I feel heartily glad that I went to witness so sublime an event. I know that many others who were with us share the same opinion. The approach of the shadow is a spectacle of unparalleled magnificence, and from our situation at Vadso many of the party were most favourably placed for its observation. The eclipse took place when the sun was east and the shadow ad- vanced from the west. To reach us it had to travel within sight of the observers at Vadso, for many miles over a moun- tainous district, and then for many miles down the fjord.

"Mr. Crommelin succeeded in finding the commencement of totality by the approach of the mighty shadow as a dark curtain

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drawn over the sky, while the end of totality was sufficiently manifest by the sudden lighting up which so many observers in this as in other eclipses noted. The duration of totality ap- pears to agree with the time predicted, but the beginning and ending appear to have been about three seconds before the tabular time. This will not be considered a great difference when it is remembered that it only corresponds to a departure of the moon centre from the tabulated place by an amount which is less than a ten-thousandth part of the moon's apparent diameter.

"Mr. Wesley and Mr. Green both testify to the artistic beauty of the phenomena of totality; they were struck by the indigo-purple colour of the clouds and the amber yellow light between, while at the horizon, tints resembling those of the setting sun were extremely beautiful.

"It must be confessed that the results of scientific interest are very meagre, but to many of us the occasion has been one of much interest and profit in indirect ways. There has been great opportunity for the interchange of ideas, and those in charge of elaborate instruments have been most kind in per- mitting others to learn their use. The attempt made to observe the eclipse has been a gallant one, and if so much well-meant effort has not borne all the fruit that we might have wished, it has, at all events, tended to show that astronomy was never before cultivated with the same vigour that it is at present. Shall I add, in conclusion, that the morning after the eclipse was one of cloudless beauty ? "

« * * « «

During the outward voyage my father gave a course of lectures in the saloon. He dealt with the scientific aspects of the phenomenon which the party were about to witness, and he took the opportunity to explain why Vadso had been chosen as a point for observation :

"Why did we not stay in London?" he asked. "Because the sun will not have risen at the critical time. Even at Bodo the sun will be too low. Speaking quite roughly, we may say that at any time the black shadow of the moon on the earth covers a patch about as large as Yorkshire. Though Yorkshire is a very large county, it is still only a very small part of England, and as our American friends sometimes remind us, England itself is only an inconsiderable patch of Europe, and

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Europe itself is only a very small fraction of the whole area of the earth. The consequence of this is that at any moment there is only a very limited area of the earth from which it would be possible to see a total eclipse.

"The moon is moving very quickly, and consequently this shadow does not remain in one place, but it hurries along with considerable velocity. In fact, how quickly it actually moves can easily be realised by looking at a globe. Here is the point out in the North Sea where the shadow of our satellite first commences to run its brief earthly course. Taking its birth in those stormy waters which were kind enough to abate something though not everything of their habitual fury during the time of our recent voyage, the shadow entered Norway at Bodo, which you will remember we passed on the way up. Then, moving at a speed far swifter than that with which any cannon-shot was ever fired, it has crossed those deep fjords, wide icefields, and solemn mountain ranges which lie between the Varanger Fjord and the west coast. Then, hurrying along again eastward across the sea, the shadow crosses Novaya Zemlya, where, let us hope, that our friend Sir George Baden-Powell, with Mr. Stone, Dr. Gill, Miss Clarke and other astronomers will be successful in having effected a landing and given the shadow its due reception. Again crossing those wintry Arctic waters, the line enters bleak Siberia, and the shadow commences a mighty Asiatic journey of some thousands of miles. Doubtless it will surprise many a nomad tribe to find the sun disappearing for a while. You all remember the magnificent incident of this kind in * King Solomon's Mines,' a description which makes every astronomer's mouth water, for on that remarkable occa- sion the eclipse was prolonged for a couple of hours, while we, alas ! at Vadso will think ourselves lucky to get one minute and forty-six seconds or, rather, to give you the accuracy which is expected in such a scientific matter, we have exactly one minute forty-sixty seconds and four-tenths of a second. A friend of mine declined to come on this expedition. He objected to take his amusement in so highly concentrated a form ! Even the odd .4 of a second would not tempt him ! But to resume. The shadow in its progress hurries down across these frozen regions to Japan, and there we are assured that it will receive a very cordial welcome from the Astronomer Royal, Captain Hills, and Professor Turner. They will observe it from the island inhabited by the hairy Ainos. Let us hope that they have escaped all danger. The place they proposed to visit is rather desolate and uncivilised, and the main street at Vadso is a Piccadilly compared to it; nor are the people yet in a condition to take advantage of the scientific opportunity afforded them. It has, indeed, been not obscurely hinted that they run some

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little risk from the cannibalistic propensities of the Ainos, whose appetite for knowledge is such that they will, I understand, eagerly devour all sources of information ! From there the shadow renews its ocean voyage. Hurrying along with a speed which carries it a third of the way round the earth in about three hours, it now crosses the broad Pacific. Doubtless it will lie over many a lovely coral island, probably be gazed at in astonishment bv the mariners whom it may chance to encounter in those lonely waters, and then, thousands of miles from land, away in the direction of the Sandwich Islands, the moon's shadow will take leave of our globe."

In his third lecture, delivered on the ship a few days before the critical moment, he said :

" Even if the fates are unpropitious, I shall regard this expe- dition as a rare and interesting experience. We have seen those beautiful fjords. We have learnt to know and love one another. We have demonstrated to those who live in these regions that we are not a mere nation of shopkeepers ! Nor have we failed to profit by our first experience of the Arctic regions. Some of us had conjured up a vision of polar bears warming their paws at the Aurora Borealis ! But what have we found? Tall hats, pneumatic tyres, mowing machines, steam merry-go-rounds, barbed wire fencing, and the Salvation Army ! * At Vadso we have found many kind and generous hearts. We have been entertained by the Governor of Fin- marken and his charming wife. It was a try back to the hospitality of the old Norse kings."

Certain incidents varied the monotony of the voyage home. At Tromso the vessel ran aground. It was commonly reported that the engineer had gone full speed astern when he should have gone ahead. Whatever the reason, the s.s, Norse King ran backwards on to a muddy shore when it was nearly high water. The tide being on the ebb, there was nothing for it but to wait patiently until the returning waters should lift her from her perilous position. I say "perilous" as the idea that we were in danger got abroad amongst some of the pas- sengers. One gentleman who had brought a collapsible boat with him as part of his luggage was over the side and into his frail boat in less than no time !

It had been arranged to give a smoking concert in the saloon that evening. There was some talk of postponing the * All these tokens of an advanced civilisation were found within the Arctic regions.

Reminiscences of Sir Robert Ball

festivity, but as the captain assured every one there was no danger it was decided to go on. Sir Robert was in the chair at the concert. Having reassured the assembled company by a message from the captain as to the safety of the ship, he said that he only desired to make one alteration in the programme. He would venture to suggest that the gentleman who had promised to sing "Rocked in the Cradle of the Deep" should give them a song more appropriate to the occasion, such as "My Lodging is on the Cold Ground." The laughter with which this suggestion was received clearly showed that the passengers were no longer in a very grave state of apprehension.

On the return journey my father narrowly missed seeing Nansen, for the Fram, on its way back from the North, arrived at Hammerfest three days after the Norse King had started homeward from that port. In later years, when he was chaffed about lecturing on an eclipse of the sun which he had never seen, he would reply : " It is no worse than Nansen lecturing on the North Pole, to which he has never been ! "

When the vessel was about half-way down the coast a cable- gram was received to say that the English visitors at a certain hotel would be glad to welcome the members of the Eclipse Ex- pedition to a fancy dress ball ! We thought at the time that a fancy dress entertainment was rather a tall order in the wilds of Norway, but rather than disappoint their hospitable countrymen the passengers determined to do what they could. Eventually two boatfuls of passengers whose attire was fanciful in the extreme, were sent ashore to attend the ball. One man was dressed as a Laplander; another, wholly disregarding the summer heat, was clothed from head to foot in a polar bear skin which he had purchased at Hammerfest. My father accompanied the party in his ordinary attire. Everyone was curious to see whether our ideas of fancy dress would tally with those of the English visitors ashore. What was our horror to find that no single one of the ladies and gentlemen assembled to greet us wore anything which could by any stretch of the imagination be described as fanciful. The look upon their faces is more easily imagined than described ! They had come dressed in their best to welcome a party of savants; they encountered instead a number of people who looked like patients newly escaped from a lunatic asylum, who had ransacked the glass cases of an ethnological museum for articles of attire I Nevertheless,

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the passengers "took the floor" for some time, and made as merry as possible under the circumstances. But it soon be- came apparent that, instead of being entertained, the dancers were themselves the entertainers ! The windows of the ball- room (which was on the ground floor) gradually filled with the round faces of scores of Norwegian peasants, who were doubt- less much impressed by seeing the kind of clothing which is worn by scientific English men and women ; while as a climax, in the midst of the dance, Sir Robert was called upon for a speech ! The cause of the mistake did not transpire until afterwards. It appeared that an error had been made in the cablegram. The words "fancy dress" in the message should have been "full dress" !

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CHAPTER XV

VISITS TO CANADA AND THE UNITED STATES

SIR ROBERT BALL paid several visits to the New World. In 1884 he attended a meeting of the British Association at Montreal, after which he took an extended tour through the United States, delivering many lectures.

Amongst his fellow-passengers on board the s.s. Oregon (Dominion Line) were Mr. Williamson, S.F.T.C.D., F.R.S., Mr. H. Barton, Professor T. R. Jones, F.R.S., Professor Kirkland, the Rev. H. Swanzy, and Dr. Anthony Traill, afterwards Provost of T.C.D.

He kept a diary during this expedition, but it is for the most part a record of places seen and of distinguished people whom he met. There are, however, a few extracts which appear to be of general interest. The late Dr. Traill took a prominent part in the various recreations which were organised to amuse the passengers on the outward voyage :

"August 18th, 1884. In the afternoon Traill started a game of hop-scotch, which seemed very successful. T. was himself so victorious that he has been acknowledged the champion hop-scotch player of the Atlantic Ocean."

My father was much impressed by the sight of the Atlantic in a storm :

" Wednesday, August 20th. To-day a wish has been grati- fied. I have seen the wild Atlantic in a storm. I don't suppose the captain would have called it a storm, and the second officer told me that if they never had anything worse than this, then Atlantic troubles would be very small. But to one who had never seen anything but the Channel it was undoubtedly a majestic sight. The wind yesterday was from the north-west, and most bitterly cold. To-day it had gone round to the south- west. I went on deck in the morning, and found the sea tremendously high. Torrents of rain were pouring. After breakfast the gale had increased so much that one could not

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cross the deck without holding on to the ropes which were stretched across the ship for that purpose. After breakfast a few of the more venturesome thought they would go to the stern and have a sight of the Atlantic billows. We crawled hand over hand along the ropes until at length we reached the stern, where the deck-house afforded some shelter. Here we could see the glory of Nature. Every moment the sea was close at our feet, then we were lifted aloft till the sea was fully thirty feet beneath us. The screw, being half out of the water, began to buzz round. Sometimes a mighty wave would come along, and it would seem impossible for the ship to escape a deluge, but she would rise so beautifully that a heavy shower of spray was all the damage done. The track left by the screw w^as exquisite, the bubbles of air which were carried down in its revolution giving to the sea patches of an exquisite turquoise, while sometimes, through the top of a wave, a lovely emerald was seen. The aspect of the sea often reminded one of views in miniature of mountain scenery. The w-aves would look like the mountains, with a long, irregular valley between. Some- times I was struck by the appearance of a great basin hollowed out in the ocean, and by the stupendous massiveness of the seas. There was, as usual, the greatest difficulty in estimating the height of the billows. My estimate was an interval of about twenty feet from crest to hollow, but more experienced travellers said that ten feet would be nearer the mark. One or two more venturesome of the ladies came to the stern, among them a young lady who had many admirers on board. She was conducted to and from the stern by various swains, and if to brave the perils of the journey it was necessary to hold her hand very tightly, why, it did no harm to anybody ! Of course, this storm led to much more sickness on board, but I am glad to say I have never felt a qualm, so I suppose I am now a seasoned vessel."

"Thursday, August 21st. I was interrupted just now by the intelligence that an iceberg was to be seen. I went up on deck, and saw a truly glorious sight. There, on the star- board bow, about five miles away, were the lovely pyramids of dazzling white ! We estimated the height at 200 feet, but it was very difficult to make any very accurate investigation. Indeed, we could not be sure as to whether the iceberg was above the horizon or not. The horizon line seemed to cross

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the iceberg in front, at least the best glasses would show no wash on the sides. I was surprised to see the berg so brilliantly white. Others we saw looked quite black. It seemed to depend upon the way the sunlight fell. Altogether we saw about half a dozen great bergs ; none were less than about four or five miles distant. There were small but brilliant pieces of ice floating past the ship. Some of the great icebergs showed the most beautiful Alpine scenery, and Traill was longing to be landed on one with a rope and ice-axe. They gave an im- posing idea of the depth of the ocean when we remembered that the mass is six or seven times as great below as it is above. I would have liked to lie to and go off and explore the berg in a boat. The captain does not love them at all, and he says that there will be but little rest or sleep for him now until we reach Quebec, still 800 miles away. A glance at the map shows how these noble bergs come down from the western shores of Greenland or the opposite side of Baffin's Bay or Davis's Strait. Their ever-varying shape is noteworthy as we change our relative position in regard to them. I never regretted more than to-day my want of artistic powers."

"August 2$th. The first impression I got when I walked on the shore was the fact that many of the weeds and grasses were the same as those we know at home. The whole flora seemed to have been characterised by imported weeds. There were, however, numbers of plants to show we were not in England. Thus there was abundance of chicory, a rather striking one being a deep yellow {Solidago, is it ?), a large tuft of which I afterwards noticed gracefully placed in the bosom of a smart Canadian girl."

"September 12th. I started this morning with Goodbody, Fitzgerald, and Admiral Ommaney for Niagara Falls. To our delight the weather seems inclined to cool. Our route was a pretty one along the Lehigh Valley to Buffalo, and thence at midnight to the Falls. We entered a bus, our luggage passed the Customs in a twinkling, and we crossed the suspension bridge. There the roar of the Falls became audible, and then we drove to the Prospect House Hotel. This is emphatically the place to put up at here. We are close to the Horseshoe Fall, and from the door there is a superb view. At night all we could see was the white mass of foam, and we of course heard the thunders. All night long

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our beds vibrated with the quiver produced by the water 100,000,000 tons of which every hour drop over the precipice a height of 160 feet. We anticipate a treat for the next few days.

"September i^th, 1884. The first day at Niagara is a glorious sensation, but I am not surprised at people being disappointed. One lady was disappointed. Someone said that she expected to see the Atlantic Ocean pouring down from the moon ! But it is far the noblest spectacle that I have seen in fact all other natural phenomena, such as the glaciers, or the great mountains, of Switzerland, seem to pale in comparison with this unique sight. After breakfast we started, and, turning our backs on the Falls, crossed the sus- pension bridge and proceeded to Goat Island. Goat Island is a place of exquisite interest. In itself it is a beautiful park where the primaeval forest has only been altered by a clearing here and there, and the cutting of the larger trees. It has one small island in the American Fall, and it has three small islands in the rapids over the Horseshoe. The magnificence of the rapids between those islands fascinated me. They are bridged over, and consequently there are dozens of places where most ravishing views can be had."

"September i^th. There are several things at Niagara which especially struck me. (i) The multitude of places at which the Falls and rapids can be approached. You can actu- ally put your hands into the water at the brink of the American Falls at both sides, and the same is practically true of the Horseshoe. (2) The beauty of the islands and the vegetation. (3) The splendour of the lower rapids. (4) The extraordinary calmness beneath the great Fall. This was subsequently ex- plained by the very simple fact that the rapid water burrows under the mass of still water. I believe a boat can go up quite close to the Falls. We dressed in oilskins, after having removed our ordinary attire, and went to the Cave of the Winds. The noise and majesty of the Fall are most imposing, and I could not resist a mighty shout at the glory of the scene, though if my shout had been ten times as loud, it would not have been audible to the rest of the party. The circular rainbows were superb."

"September i^th. Goat Island is a unique spot on this planet. It is many acres in extent, and is covered with beautiful woods and an undergrowth of wild vines and Virginian

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creepers. There is a charming island known as Luna, which divides off the American Fall. In fact Luna cuts off the part of the Fall under which we went to the Cave of the Winds. Then there are three little islands lovely gems known as the Three Sisters, set in the fearful rapids. These islands are bridged, so that it is possible to sit at the edge of the rapids in these lovely spots ; and an awful sight the rapids are either at one's feet or stretching away for a mile across to the other side. The purity of the water is one great charm, and the great pieces of waste timber now and then heaped in piles are a feature. From Goat Island, too, the American side of the Horseshoe can be approached to where the Terrapin Tower once stood. The sheerness of the Fall is remarkable, but it is shallow at the edge. The depth increases towards the centre of the Fall."

His second visit to the United States was in September, 1887, when he sailed with his son Robert in the Cunard liner Scythia to Boston, where he gave a course of lectures at the Lowell Institute. During his stay he was the guest of Dr. B. E. Cotting, the Curator of the Lowell Institute, at his hospitable house in Roxbury. His host and his charming family, for whom my father always cherished the warmest sentiments, spared no pains to make his visit pleasant and to introduce him to customs particularly American and Bostonian. My brother recalls how the table was designed to display American dishes such as squash pie, green corn, Boston baked beans and brown bread, and Washington pie. When the Washington pie was set before him, Sir Robert delighted his kind friends by remarking: "Why, it's a jam sandwich!" Thereupon Dr. Cotting, who had a wonderful fund of anecdote, told of an English friend who commented on the pie with the remark : "Washington was a great man, but his pies I "

My father's next visit to the United States took place in 1901, when he went on a lecture tour under the personal guid- ance of Major Pond, who made all the necessary business arrangements. The Major having visited him at Cambridge, Sir Robert wrote to his son Robert S. Ball (July 15th, 1901) :

"Major Pond's visit here was an interesting incident. He was accompanied by his wife and son, and the three are a re- markable trio. I should imagine the Major to be of great energy

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and push in business matters on the large scale. We have no very definite plan mapped out yet. He has made a number of engagements for me, but he had not the particulars with him. His wife's sister, the head clerk in his office, attends to such details. He said, ' If there is any business to be got for you I'll get it.' It is his custom (to use his own expression) to ' sell ' his lecturers out to Institutions for some nights, while he tries to make as many engagements as he can on his own responsibility, and pushes and advertises the thing to the utmost. I am not very sanguine about a large pecuniary result, but I feel I shall enjoy the trip, and if I can strike oil at the commencement we may do well. I rather thought the Major was a little surprised to find how well known I was over here in the lecturing line. From this, and a few other things, it is plain that such fame as I may have attained in Great Britain does not seem to have extended across the Atlantic. However, he is resolved to boom me as much as he can. He is to meet me on the arrival of the steamer with a bevy of inter\aewers and reporters, who will chronicle for the delight of the American public my precise appearance, the bald- ness of my head, the glassiness of my stare, and the interesting points connected with the voyage. Then I am to stay at his house as his guest.

"I have fixed up the seven lectures at Boston, and yesterday I received the welcome announcement that I am to be given the Honorary Degree of Doctor of Laws at the Yale University in October.

" I don't think it likely that I shall get across to San Fran- cisco, but I shall certainly be at Chicago, and I believe I am already engaged to appear at St. Paul and St. Louis."

Sir Robert sailed for New York on the s.s. Cymric on October i8th, 1901. Before leaving home he had arranged to write a series of collective letters to the family. These, to the number of seven, were duly sent, the first bearing the date November 3rd, 1901, and the last January 9th, 1902 :

"St. Botolph's Club,

"Boston, Mass.,

" My dear Family, " ^^^'"^^'^ 3^^. 1901

" I think we arranged that it would be convenient that I should write a collective letter. At all events, I take it for granted you will be interested to hear of my travels, even though I have not anything very remarkable to narrate. So here goes. On the voyage I was placed at the captain's table and I found myself very well situated. On my left were Captain Yonge, R.N., and his daughter. Their home is in Devonshire, and they were on

Reminiscences of Sir Robert Ball

their way to New Zealand via San Francisco and Honolulu. I had many an hour's pleasant walk with this exceedingly nice man. On the other side was a man from Philadelphia. He belonged to a watch company there where they make 3,500 watches daily. He has given me a pressing invitation to see their place. I did not, however, see much of him during the voyage. Opposite me were an elderly man and his wife, who lived at Oxford. He is a barrister, who is a railway contractor for amusement, and has estates in Georgia which he was about to visit. He had a son at Trinity Hall. Directly he heard my name he said that he had travelled with Robert and played chess with him through- out the voyage, and Robert had made so good an impression that his father was at once welcomed as an old friend.

" In the course of the evening I asked a question which any- one but a donkey would have asked long before. I inquired, * When does the ship arrive ? ' I was horrified to hear the reply : ' On Sunday, if all goes well.' Others said not till Monday, or even Tuesday. This gave me an awful turn, for I was engaged to give my first Lowell Lecture at Boston on Monday at 7.45, and Boston is over 200 miles from New York, for which we were bound. An alternative occurred to me. I thought of going ashore at Queenstown. I could wait there till the follow- ing day, and catch the mail steamer Campania, which would sail the next day, but would soon overtake us. Indeed I was only deterred from adopting this course by the fact that I might not be able to get a berth in the other ship, while it would have involved the sacrifice of my White Star ticket altogether. So I thought I would chance it, and trust to the luck which I have had in similar emergencies.

" The next day there was a violent gale in our very teeth which reduced our speed very much, so that when the Campania, which left Liverpool on Saturday, passed us at 6 o'clock on Tuesday morning, although we had had a full day's start, I abandoned all hope of my first lecture, and felt even the second very risky. I then put the subject out of my mind as far as possible, and sought to derive what enjoyment I could from the voyage, and found it to be a very pleasant one.

"Although we had a gale, and though we had persistent ad- verse winds the whole way, yet the ship was so vast that as a rule waves had no more effect on her than if she had been the Skellig Rock itself ! At night sometimes I used to watch the top of the mast against the stars, and could see no motion in it. I don't say we did not get something of a tumble now and then. One evening we dined with the fiddles on the table, but the captain said it was the only occasion on which the fiddles were produced during the four months he had been in command of the ship. There were a few gaps at the table, no doubt ; but

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then there are some people who get sea-sick even when driving over a canal bridge.

" On the upper deck of the Cymric there is a magnificent promenade. Captain Yonge and I generally had this to our- selves. The rest of the party seemed to spend the day stretched out in those awful-looking inventions known as ' deck chairs.' These were ranged on one side under what I may sufficiently describe as a veranda, and they all reminded me of that hospital at Davos Platz, where you were all so jolly well sold about the tea you expected to get! Each afternoon when the rain stopped and when the wind would allow us to stand (which it often didn't) we had a grand walk. Occasionally the captain of the ship, Captain Thomson, would join us.

" One day he asked me whether 1 would like to accompany him in his morning tour of inspection. Of course I went. The steerage accommodation is excellent, and I wondered how often these people in their own homes get such a dinner as the soup, roast beef and plum pudding that I saw being prepared for them. Such excellent accommodation as they have! There was a fine day room filled with neat-looking girls and women at their work, and a corresponding smoking-room for the men. Each of the married couples have a nice room to themselves. The single men sleep in bunks, which are arranged on a lazy tongs principle similar to the affair in the boxes of soldiers that we used to play with. In the day all the bunks shut up close to the side of the ship, and there is a fine dining- room as a result.

"The usual concert was held on board for the Liverpool and New York sailors' charities. Over £"] was collected. I was put into the chair. I had actually established a musical reputation on board by leading the singing at the Sunday service ! I heard later that there were two professionals on board, but that Sunday was rough, and even my singing was as good as theirs on that day. The concert performance was a very feeble one. No lady could be induced to appear. As they put down as Part II. * Address by the Chairman,' I was compelled to make a few remarks. I displayed a marvellous knowledge of the Missions to Seamen. This they could not understand, until I explained how it was I knew so much about it.*

" The great majority of the passengers were Americans return- ing home, and as we approached New York they appeared to be consumed with anxiety as to the Custom House inspection, as they are liable to pay duty even on a pocket handkerchief pur- chased abroad. I had also some misgivings on the subject of my slides. Dr. Cunningham had had to pay ;^ii on his in the

* Lady Ball had for many years been treasurer of the Cambridge branch of the Mission.

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shape of duty, so that from one cause or another I had good reason to wish myself well on shore. On the last day the ship made great tracks, and late on Sunday night I awoke to find the engines stopped. We had anchored at Staten Island, there to await the quarantine inspection at daybreak, and the visit of the Customs officials. By about 9.30 we were in New York Harbour ajid at last we reached the dock. It now seemed certain that I should catch my i P.M. train for Boston. The ship came along- side, and there, on shore, was the great Major Pond. Then fol- lowed a long delay about the luggage. I was asked a good many questions about the slides. ' How long had I had them ? ' ' When would I take them out ? ' ' Were they my own ? ' ' Did I intend to sell them ? ' At last they passed them and I was free. Major Pond engaged a carriage. They now charge only two dollars for a drive from the quay ; it used to be pounds ! The interviewer, of course, at once appeared, and I gave my opinion on all things in the heavens on the spot. I was then furnished with the list of my engagements up to date. It was evident that I was to have a very lively time of it so far as the number of lectures and the distances to be travelled were concerned.

" I had lunch with the Major, after which one of his satellites called a carriage and drove me off to the New York Central Depot. Good heavens, what a city New York is! The sky- scrapers of twenty-seven stories ; the hotels which beat any pre- tence of Aladdin's palace that I ever saw at the pantomime ; the magnificence of the shops and the palaces of the residents. The brilliance and brightness exceeded on that lovely day even Paris itself! It seemed to me to be a 'New World' indeed! My luggage having been checked, I was deposited in a Palace Car, which soon started on the five hours' run to Boston. There I duly arrived just one hour and forty minutes before the moment when the lecture was to commence. It was indeed a very tight fit, after a journey of 3,000 miles. But never mind, I was in time. But I had had such a time of it from 6 A.M. that I was not in the best form for the lecture. I cannot otherwise account for the fact that I heard several complaints that I did not speak loud enough! This was a novel charge! A room had been secured for me in a fine hotel, ' The Brunswick,' which is directly opposite the * Tech.' I was shown into a room heated by pipes like a Turkish bath. It had a beautiful bathroom attached, and was perfect in every way as soon as I turned off the heat. But I must say I felt very low and homesick that night, and would have given anything to cut the whole concern and go right home (I am gradually picking up the language!).

" Yesterday (Saturday) Professor Simon Newcomb came here to dine, and I was glad to have the opportunity of a talk with him. The evening was free, so I went to the theatre to see

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'Uncle Tom's Cabin.' The public mind is greatly exercised on the negro question at present. There is one man of colour, Mr. Booker Washington, who has founded a great industrial negro college. Of him all men speak well ; but when President Roose- velt invited him to dinner, he was forthwith denounced on one hundred and fifty platforms. His name has been hissed at public meetings, as his action gave mortal offence to the South. A Southern girl is reported to have said, 'I do not mind kissing a nigger, but I will not sit at table with them ! ' Mr. Booker Wash- ington himself chaffed them all in a speech. He said: 'You whites came over here where you were not wanted, and you intru- sively forced yourselves upon the aboriginal inhabitants. Now we blacks have a much better claim. We all came by invitation by a most pressing invitation which we could not decline, and our kind hosts even paid vast sums of money for bringing us over ! '

" To-day I went out to ' Blue Hill,' and had a pleasant lunch there with Mr. and Mrs. Rotch. He is the meteorologist who founded the Blue Hill Observatory, of w^hich I have often heard. It is the highest point on the coast and commands an immense view. But the chief interest centres in the kites. How I did wish I had R. there! Mr. Rotch has great kites which ascend to the height of three miles. The ' string ' is piano wire, and there is a steam engine for hauling the kites down again ! They are the curious box shape. Each kite costs £12, and carries a set of self- recording instruments, showing the temperature, pressure, and velocity of wind and the degrees of moisture. I greatly enjoyed all I saw. Mrs. Rotch told me that when crossing over in the steamer last August she happened to talk to a lady who said she w^s Mrs. Huddleston, of Sawston Hall, near Cambridge. And now I have brought my record to the evening of Sunday, November 3rd, when I am sitting in the club writing these lines. I will try to write another such letter next week giving a further account."

" New York,

" Thursday, November 28M, 1901. " My dear Family,

"Some three weeks must have elapsed since I wrote my first and only collective letter,* and if I have not written again it is not, indeed, for want of something to tell you all, but because I have been on the run without any cessation ever since I came over ! One afternoon about ten days ago at 3 P.M. it suddenly occurred to me that I had actually nothing to do until it was time for me to go to dress for a dinner party. This was a unique experience, and the afternoon was passed in writing a few necessary letters relating to my movements. Both letters and replies to invitations

* He had, however, written many letters to my mother.

Reminiscences of Sir Robert Ball

have been shamefully neglected. The volume of work I have in hand will be understood when I say that this is the 29th day since I landed, and that I have already given twenty-four lec- tures. Nine of these were in Boston, which has been my head- quarters up to the present, but now the Boston lectures are over, and I take my way to the South. My address will be as before, CO. Major Pond, Everett House, New York,

"I will now give a general account of myself for the last three weeks. Let me commence on November 14th, which was largely devoted to matters connected with the ' Tech,' where Robert's memory is well preserved. Many people told me they were there with him as a fellow student. Professor Lanza, whom Robert will remember, asked me to lunch at his house, and there were eight or nine people there, including his sister, who says R. used to go and play chess with her. Lanza was not married in those days.

"After my lunch with Lanza I had a few visits to pay, and then went to dine with Professor Munro at the Technology Club. After that I gave an address to the members on ' The Ice Age.' All the leading people of the ' Tech.' were there, and the room was packed with present and former pupils. The thing went really very well indeed. But my night was not yet over ; for after returning to the club I went to the station, and there entered a sleeper for New York. The Pullman sleepers give more room than those beds in which we came home from Switzerland. The long car is lined with them, in upper and lower berths, with heavy curtains in front.

" I woke in the morning to find myself in New York, and certainly each glimpse I have only makes the wonders of that city more impressive. A view from the harbour on a bright day can only be likened to some astonishing conception of Gustave Dore. It looks as if it were on a hill, but the city is on a dead flat, and the hill-like appearance is given by the twenty-seven-story build- ings, which are at a little distance from the water. A church which used to be the highest spire in the United States has a most curious appearance among these monsters, which seem to start, as it were, from a level about the top of the church, while they have ever so many magnificent flats far away above the top of the spire. I stayed for the night in the Grand Union Hotel, close to the great New York Central Railway Station. If you could only see the waiting-room of white marble, which is as big as King's chapel! I was made free of the Century Club at New York, where I was caught by interviewers, who abound every- where. There is a man here who has some little repute as an astronomer. He had some conversation with me, and Major Pond tells me that he got fifty pounds from his paper for what he sent them as the account of the interview! I need not say any-

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thing about the lecture that night at a place called Morristown. However, I met some nice people there, and by one of them was taken over the New York Mutual Life Office. If anyone desires to know what American business enterprise means, I recommend him to go and see this building. It has only got eighteen stories no doubt, but the beauty of the offices would be rather surprising to anyone fcimiliar with similar places in England. The president's rooms are decorated and furnished as rooms might be in Windsor Castle, for the president says he is accus- tomed to nice things in his own home, and he does not see why he should not have them in his office also. The business there trans- acted is on a scale one might expect. They tell me that two hundred and fifty applications for new policies are received daily, and they sometimes issue policies for a million dollars! In this place, as elsewhere, it seems to me that the Americans trust each other with greater freedom and confidence than we do.

"The next day I was due back in Boston, and I was to dine with Mr. Percival Lowell. There was a nice party at the house of his sister, Mrs. Roosevelt, sister-in-law of the President. At the party we had Professor Pickering, the great astronomer at Harvard College, Professor Reine, professor of mathematics, Professor Cross (whom we all remember at Zermatt), the Presi- dent of the ' Tech.' and others whom I cannot recall, and a pleasant night it was. The claims of Boston are always being jeered at by other towns ; for instance, a New York paper, in its items of intelligence, says-. 'The sun is 95,000,000 miles from Boston,' and that a Boston man, after hearing Macbeth, said he didn't think there were five men in Boston who could have written Shakespeare! But these gibes have a foundation. There is cer- tainly a most brilliant and cultured society of men and women in Boston. I was often astonished at the things they were familiar with, and they know more about England than do most Britishers. I had no lecture this night, which was fortunate, as I was quite hoarse with a cold.

"On Thursday, November 21st, I went down to Wellesley College. Professor and Mrs. Pickering came with me. Miss Whitney received us at the station with a carriage and drove us to Wellesley, another of those wonderful ladies' colleges. Of course we had to see the Observatory, a white marble building, and, of course, we had the usual mass of presentations. It seems as if I have done nothing since I came, except hold a sort of continual levee. There was no lecture, but I was suddenly called upon to explain to a crowd ' How I first came to work at the Theory of Screws.' Then back to Boston and to dinner at Mr. Lawrence Lowell's. This was given in my honour ; in fact in this case, as in every other, I have had to choose the day myself. The last Boston function was the dinner given in my honour at

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the Tavern Club. This is a club mainly of literary, scientific and artistic people, all of whom turned up. Many of them I already knew, Professor Morse, and the Lowells, and Professor Chandler, and Professor Farlowe (who was one of the guests at the Zoo breakfast in 1892); but many scores of new ones were presented. There was a great dinner, and then a speech from the president. G. L. Dickinson, Fellow of King's College, was there also, and Professor Armbruster. Both of these have been giving Lowell lectures. Thus in a great and festive gathering my visit to bright and beautiful Boston came to an end.

" Tuesday, November 26th, at 9 A.M., saw me off on my way to Concord, N.H. There I had two lectures, but my greatest achievement was to see Mrs. Eddy. I never before saw a really divine being. Her central hall is there, and the lady conductor who was with me said she drives out every afternoon in a carriage and pair with coachman and footman, and just as she said so the veritable carriage appeared. Inside was a vener- able and dignified old lady over eighty. She has, I believe, millions of adherents all over the world, but I am afraid she has not a great deal of honour among most of her own towns- people."

" On the train near Lake Erie,

" December nth, igoi. " My dear Family,

"I am still on the rush. The last two nights I have been travelling, and I travel again to-night. But the Pullman sleepers are very comfortable, so this is no hardship ; and indeed it agrees with me, for, in good hour be it spoken, I have never felt better in my life. I shall take up my parable where I left off, at the Thanksgiving turkey at Major Pond's on November 28th.

" The guests were Sarah Grand, Max O'Rell, Miss Proctor, daughter of the astronomer, and Mrs. Seton Thompson, wife of the naturalist. He is all the rage over here just now. Mrs. Seton Thompson asked me afterwards ' If many Englishwomen smoked.' I was delighted to say that I had never seen any other British female perpetrate such an atrocity except the old news- woman in College Green, who had a cutty pipe! Max O'Rell was excellent company, and is a good-hearted, genial man. The feast, in accordance with the correct Thanksgiving Day tradition, was of a Gargantuan order. It takes the place of Christmas with us, for though December 25th is observed here, it is, I am told, rather as a day of gifts and Christmas trees, than as an orgy of solid feeding. (Parenthesis. The guard here calls out ' Ann Arbor.' I am sure this does not mean much to any one of my readers, but it was here that Dr. Briinnow worked in the Observatory before he came to Dunsink ; here it was that he met

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and married die daughter of die President of the University of Michigan.)

"After I had eaten my share of turkey and as much as I could of the two-pound slice of mince-pie, which custom impera- tively demanded should be placed before each guest, I started with one of the lady guests and Mrs. Seton Thompson in a car- riage and pair, provided by the Major, to take us back to New York. How many of you know that New York is on an island .' To reach it from Jersey City we had to drive via the ferry, a huge steamer which takes carriage and all on board.

" In the great station at Jersey City I repaired the ravages of the night's travel. I ascended a throne to allow an artist to ' shine ' my boots. It is an elaborate function. Several different preparations are put on, and finally the edges of the sole are painted with varnish ; cost, 5d. Then I submitted to the barber. This is an American luxury which I appreciate. It is also an elaborate and tedious function compared with the scraping and gashing in my own toilet room. I emerge like a new-born babe with the fragrance of Araby the blest ! Then I get my break- fast. This, like everything else, is always ready in America, and then I start for Baltimore. At Baltimore, as at all other University towns, a truly royal welcome awaited me. Dr. Gil- man (an old friend), who has just resigned the presidency of the Johns Hopkins University, w^as at the station to receive me. Then I was taken off to a luncheon where the chief notabilities were assembled. This began at three (I could not arrive earlier), and then we went to the President's to a reception, at which all the University were present. Then back to dinner at Dr. Gil- man's (en famille).

" They knew Mr. Maxwell Hutton, having stayed at his house during the Tercentenary at Dublin. As soon as dinner was over I went to the University, where I was told everybody who was anybody at Baltimore had assembled, to hear me discourse on ' Time and Tide.' This was Saturday night, and the next day I had the offer of being a Presbyterian with Dr. Gilman, or an Episcopalian with Mrs. Gilman and her daughters. I chose the latter, resisting a strong inward temptation to be a stay-at-home atheist for the day, trying to cope with an appal- ling arrear of letters unanswered, even of invitations not replied to, and not even read. Every^'here I go I receive a bundle of letters and telegrams. After lunch I started for Washington. There I was received by Mr, Charles Bell, cousin of the renowTied Graham Bell, his next-door neighbour and kinsman in another sense, for they married sisters. My host left Dublin in 1873, and is now head of a bank ; indeed, he is the owner of it, and is greatly respected by everyone. He took me home to his beauti- ful house, wife, two pretty daughters and two boys. The day

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being lovely they brought me out in a superb carriage for a drive. Washington is the stateliest of cities, the capital of capitals. It has spacious avenues and magnificent residences. I saw the modest White House with the flags showing that the President is at home. There are no sentries ; everyone may go up to and into the White House without let or hindrance. The Capitol, so the House of Parliament is called, is the most impressive building I have ever seen. It is on an eminence, and the city radiates from it. Then we drove off to the country, and my host took me in to call at a beautiful house, the home of his mother-in-law. There I had another experience of the serious danger of expressing admiration for anything. The lady, Mrs. Hubbard, whom, of course, I had never seen or heard of before, happened to have lying on her table a beautiful book, just out, in two volumes, describing the Harriman expedition to the North Pole, or there- abouts. It is filled with photographs, and when I expressed my admiration of it, she at once said, ' // is yours.' My remon- strances were futile. Her son-in-law was directed to take it to the carriage, which he did. Another instance took place yester- day. Mr. Warner, of the great firm who made the Yerkes tele- scope, showed me some beautiful binoculars that he is making which I admired. The result was the same ; a beauty in a case (wholesale price £g) arrived last night. I expostulated, said I had only one eye, and was only accepting under false pretences. No use, home it goes ! In future I intend to reserve my admiration for the Capitol at Washington ; that will be safe. Two other smaller books and a fine portmanteau, or dress suit case, I have also acquired on the same terms. But this is a digression. I go back to Washington, where I had indeed a most cordial and distin- guished reception. You will remember it was Sunday, so there being no lecture, there was first of all a small dinner party at Mr. Bell's, the two guests being my old friend Professor New- comb, whom I was glad to see looking much better than when I met him at the Master of Sidney's in Cambridge, and also Mr. Graham Bell. It was a delightful party. In the evening it was followed by a reception, attended by all the scientific men of Washington and many other notable people. I was specially glad to see General Powell, a famous soldier of the war forty years ago, who has since distinguished himself by a voyage down the Canyon of Colorado. He is without a rigkt arm, and his bosom friend is a general of the Southern army, erstwhile his redoubtable antagonist, who unfortunately lost his lefi arm, and it is interesting to note that those brave warriors of hostile armies are now on such terms that when one buys a pair of gloves he sends the odd glove on to the other! I cannot re- member the tenth part or even the fifteenth part of the number of people to whom I have been presented. Everything develops into .

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a function. I thought I should have a few quiet hours on the following day, but how could I refuse Professor Newcomb when he offered to call for me in his 'buggy' at lo A.M. ? He duly app)eared at the appointed hour, and we drove by a long route through the wonderful growing suburbs of Washington to the Observatory. We had much talk, for, as you all know, Newcomb is one of the greatest mathematicians in the world, and we had much to discuss. All the staff were in evidence at the Observa- tory, a beautiful new place recently erected by the nation. The nation can well afford it, for in this happy country they have ;i6 20,000,000 a year of revenue beyond their expenses, and this notwithstanding that they pay ^^30,000,000 a year of pensions arising out of the Civil War forty years ago ! This is believed to be an awful abuse, but the nation seems content. One of the biggest piles of buildings in Washington is the Pension Office.

"Then Newcomb drove me to what is one of the wonders of the world, the Congressional Library. It is a marble palace of art. Each of the vast corridors appears to be made of a different kind of marble, and I have no vocabulary to describe the great hall. In a thousand years it may be the same wonder that the Doge's Palace is now. In my Philistine view it is infinitely more beautiful and splendid than all Venice put together! But the beauty is apt to make one forget that it is a library. All I can say is that no one in Great Britain has the faintest idea of what a library can be or ought to be, until he has paid a visit to Washington. The Map Room alone would be a vast library any- w^iere else. The books are delivered from the * book stacks ' to the readers by beautiful machinery on something of the principle of the machine for giving change in shops. Mr. Putnam, the head librarian, and a few of the more important people have a daily lunch party in a room at the top which is reached by an elevator. A superb view of the city and the incomparable Capitol is obtained from this room. I was the honoured guest. The day was nearly over by the time I left the Library, and when I was brought back to the house I found, as usual, that there had been numerous callers and invitations. There was barely time to dress for dinner and be off to the lecture. I was introduced by Professor Newcomb to a vast audience, and things went very well. That is a very fair sample of my day for the last six weeks.

"Tuesday, December 3rd, found me on the way to Richmond, the capital of Virginia, where I was booked for three lectures on three consecutive nights. They made me a member of the club, and the first man I spoke to was the son of Lieutenant Maury, who wTote ' The Physical Geography of the Sea,' the first book that interested me in natural science. Maury is a Virginian. The people in the club gave me that genial welcome which Southerners can give. And the ladies were not behind. A

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deputation came to ask me to name an hour for a reception at the Women's Club, and it was a function ! There were women from New Orleans, women from Georgia, women from South Carolina, and, the best and proudest of all, from Virginia. I found a dais erected in the club room, on which I was expected to stand and speak. I pointed out that I had come expecting the ladies to speak to me, and now it appeared that I had to speak to them! I do not remember what I said, but we seemed to get on all right. The lectures were given at Richmond College, and did well. The Governor of the State was there each night, and vast and enthusiastic audiences. When Kathleen reads this it will interest her to know that the success of the Spiral Nebula was tremendous. A man came up afterwards and said: 'Sir, I knew you as a man of science, but I never before knew you were so admirable an artist.' Those white threads, you see, escaped his attention.

" I was taken to the ' Constitutional Conference ' to hear a debate on the election of judges. I would like to try and give you an imitation of one orator. What it was like, you may imagine from the sly remark made to me by the President, next to whom I had the honour of sitting : ' Some of them seem to think it is the thunder that kills and not the lightning ! '

" The Court House in Richmond where the meetings were held is in a park abounding in fine grey squirrels. I bought a pocket full of pea-nuts, and the squirrels swarmed to me, taking them freely from my hands and even running up my legs. People are at last learning that more pleasure can be had from these wild creatures by making friends with them than by shooting them. Seton Thompson, who is here lecturing with the greatest success, is doing a very useful work in teaching this.

" To-night I give the thirty-fourth lecture. I got to this country six weeks ago yesterday, and I leave in the Saxonia on January i ith. The rush has at least had the effect of qualifying me to enjoy to the uttermost an afternoon like the present.

" My next letter must resume at Chicago."

" Cedar Falls, Iowa,

,, -, -^ ''December iA.th, igoi.

My dear Family, ^ ^

" I write this in a very comfortable hotel at a table near a window, and outside the next window stands a thermometer which an hour ago showed

Twenty-two degrees below zero. Now, 9.30 A.M. with a bright sun shining it is much milder, only 20° below zero. The night before last the temperature was 40°. In twenty-four hours it had fallen 50°. I am glad to have had the opportunity of seeing and feeling what such a condition is like.

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"I knew it was getting cool yesterday, but on arrival here at five last evening I was certainly astonished to hear the temperature was lo^ below zero. Further, I had the not very comforting assurance that the lecture was to be given two miles out of town, but that the hall could be reached by electric cars. The experience of the night was certainly a most unusual one, as I shall proceed to describe.

"I have been overwhelmed with attentions in other places, some of which I shall have to describe, but on this occasion, owing to the circumstances of the lecture (it being to the State Normal School), nobody seems to have thought it his business to look after me. The lanternist, however, who was professor of chemistry at the place where I had lectured the night before, most kindly came douTi to the station and met me in the dark, and showed me the way to Burr's Hotel, a very neat, clean and cheap place. The professor and I had our ' supper,' beefsteak, with brandy cherries, some mysterious but quite nice salad, hot wheat cakes and maple syrup, and coffee. Then I got myself ready and we started for the tramcar, which passed the comer. There was a biting wind, but it was only a few steps, and there was some attempt at heating the tram by electricity. WTien we reached the school there were two hundred yards or so to walk up the avenue. There w^s a temble wind, and even two hundred yards in such a wind at a temperature of 15° is no joke, especi- ally when I was not well prepared for it, though I had one com- forter on. 'Take care of your ears,' shouted my guide, 'they may be frostbitten even in this bit.' For observe that owing to the rain twenty-four hours before, followed by this awful frost, the path was so slippery that I could only walk slowly. I huddled up my coat about my ears, and twice my hat blew off (of course I should have had a cap), but my kind guide recovered it each time. My ears were safe, but my hands, and esj^ecially the damaged little finger, were quite numbed by the time I reached the building. For once I could have found use for my buffalo coat. Even labourers in the streets often wear handsome fur overcoats. Once in, the warmth of the house was very ac- ceptable. The lecture \\^s the only depressing function I have had. I believe I was in good form, as good as ever. The audi- ence was of young men and women who are being educated by the State as teachers, but from first to last I utterly failed to make them attend as audiences attend elsewhere. I did my level best, but it was flogging a dead horse all the time. Soon after I began, they looked about and yawned and whispered, and so it continued, except that none of them went to sleep. It seemed to me as if they were usually lectured to death, and made up their minds from the first that they would be awfully bored. The lanternist, who has had much experience, and who worked for me the night

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before, told me he never saw such a set. I have had several lectures to school or college audiences before, but they were always most exhilarating and went splendidly. Then follows the strangest part. After the lecture is over I am usually crowded with kind hosts and offers of attention and people who come to tell me of this, that, and the other. On this occasion neither the president of the school nor one of its professors, teachers or students, not one human being came to speak to me, which, considering the night and the difficulties of getting back, was scarcely even human treatment. The only two individuals were the lanternist and the night watchman with a lantern, both of whom were as kind as possible. Then the problem was how to get home. The temperature was down another five degrees or so, and the trams only passed at very irregular intervals, and to wait down at the end of the avenue for the tram would, I believe, have finished me off in five minutes in that awful cold, though the wind had somewhat lessened ; and I could not risk walking home on account of the danger of slipping. The lanternist had ordered the only vehicle in the place to come out at eleven and bring back his traps, and so I arranged to travel back with the cylinders and him. Not till eleven-thirty did he appear. I was beginning to make up my mind to sleep on the chairs in the lecture theatre, but at last an extraordinary conveyance, something like an old Dublin inside-car on four wheels, drove up to the door. I had got on my cap this time and tied the comforter over it and my ears, so I was all right with a pair of gloves on. After driving out of the way to another house, the man stopped and said we had better get out and go in here as there had to be a wait of a quarter of an hour, and we should be frozen in the car. We asked why, and the only explanation forthcoming was that he had promised to pack a box for a man and bring it to the station. We huddled into the hall of a small house, which was warm as all these houses are. At last the box appeared and we started again, the big gas cylinders rolling about in the vehicle with ominous bangs, and a torrent of ' pen-knives ' pouring in at an open window in the front of the vehicle. We drove to the station where the gas and lantern were to be deposited, and then came the real trial of the evening, and the greatest trial of my life! The lanternist, ever kindness itself, insisted on sending me on to the hotel and walking back himself so as not to delay me while he was 'checking' (do you understand Americanese ?) his traps. He stood out in the middle of the road and shouted out to the driver, at a temperature of fifteen degrees below zero, and without the slightest consideration for my feelings, the following awful words :

" ' DRIVE THE OLD GENTLEMAN TO BURR'S ! ' 336

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" Oliver Wendell Holmes says that the first time a man hears himself described as 'old' he receives a terrible shock, and this last blow was indeed crushing. The inexplicable part is that, notwithstanding the narrow escape of my ears in a blizzard, not- withstanding t±ie atrocious stupidity of the students, and the fiendish cruelty of the professors, notwithstanding that in the valley of the Mississippi I for the first time heard myself publicly described as an old man, I arrived at the hotel in a shocking state of good humour, good spirits, and mental contentment, and presently, tucked in a cosy bed with the thermometer going to the dickens outside, I slept the sleep of the just!

" But I have. got out of order. I was so full of my last night's experiences that I began with them, whereas I should have begun with Wednesday, December lith, when I went to Chicago. I reached this wonderful place at 6.30 in the morning, where at Hyde Park Station I found Robert's friend, Mr. Horatio Wait, Master in Chancery, awaiting me with a carriage. He drove me to his house in the suburbs at a place where some sixty years ago the buffalo roamed and the Red Indians scalped each other, but now full of avenues having magnificent houses and spacious grounds round them, the effect of which is greatly enhanced by the absence of walls and railings. This is indeed noticeable everywhere. About noon w-e started off to the Quad- feingle Club, where I was to be entertained by Professor James, and the Dean and the professors of the great University of Chicago, endowed with untold millions by Rockefeller. This was quite a function, and the names of the guests were announced in the papers beforehand. I sat on the right of the host, and next me was Professor Hall, my astronomical friend. There was also another Professor Hall, a professor of Latin, who knows many Cambridge people, and there was a professor of sociology and a professor of neurology, not to mention the more ordinary sub- jects. Of course, my health was proposed, and I had to respond, and then there was much general and pleasant chat. One pro- fessor told of some Englishman, who when a Chicagoan boasted that the visitor would be shovvTi a city fifty years old with a million inhabitants, said he would much rather see a city a million years old with fifty inhabitants ! At Chicago co-education flourishes. The number of girls in the University is increasing rapidly. They recently captured most of the prizes. 'Never mind,' cried an undergraduate, ' let the girls take the prizes, we'll take the girls, and so it will be all right.' After my even- ing lecture I went to the station and boarded the sleeper for the fourth consecutive night, refusing I know not how many in- vitations to dine and stay, and what not, and also an invitation to a lunch to be given by the ' Tech.' students now in Chicago in honour of Robert's father.

w 337

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"After an excellent night's sleep I woke pretty early, and in the early light I had my first look at the Mississippi, and indeed it was not without some emotion that I saw the Father of Waters. I don't think that my first sight of the Nile (even if I ever get it) will fetch me so much as my early morning glimpse of this majestic stream of America. My destination was Davenport, a little towTi on the great river. It is resolved to grow into a mighty city. One of the first questions I was asked was : ' Had I ever heard of Davenport before ? ' Such an awful question. Of course I hadn't ! I didn't even know then that Quaker Oats were made thereabouts (5,000 barrels daily). Even if I had known of this title to fame it would hardly have done to mention it, for my most kind host, a lawyer, has started in opposition ' Eureka Oats ' with which he intends to whip the Quakers.

" He came to meet me. The top story of his house is a museum of archaeology, chiefly Mexican and Indian prehistoric remains, and it contains other objects of interest. He and his wife made me so comfortable, and gave me what I specially wished and asked for, an absolutely quiet day. There were torrents of sleet and rain, so there was little inducement to go out. I spent half the day in reading Booker Washington's life, a most interesting book ; ' Up from Slavery ' is the title. Then we had the Unitarian minister to lunch, and a great discussion about ' University Extension,' wihich seems to flourish in this country. I was then glad to go back to the study and have a doze. At dinner there was a large party to meet me, and I was introduced to Mrs. Putnam, who, as she told me, was the only lady president of an academy in the world. And then the heinousness of my ignorance about Davenport stood confessed, for this ladies' academy has great collections, and publishes transactions which are exchanged with all the societies abroad, and this in the Wild and ' Woolly ' West : for it will be remem- bered I had crossed the Mississippi. I have refused, had to refuse, many pleasant invitations, but the most heart-breaking refusal occurred here. In the Mississippi here is an ' island ' of 1,000 acres, I believe. The greater part of this is literally in a primaeval condition, for the whole island belongs to the Govern- ment and they use part of it for an arsenal. But on the rest a superb golf course has been laid out. Just imagine my feelings at having to say 'No! ' to a proposal to play golf on an island still in a state of Nature and lying in the Mississippi !

" My lecture at Davenport had been organised by the Press Club. There was a splendid house, and after the lecture the inevitable ' reception ' followed. The newspaper element is a strong one here in all the towns. Many of the journalists and editors begin by being compositors. I was presented gener- ally to a room full of Democrats and Republicans, silver men

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and hard money men, proprietors, editors, compositors, and for ought I know newsvendors as well.

■* Bright people, most of them, full of talk and life, and all young. Everybody is young over here. Indeed, I sometimes pray, ' Give me back, give me back, the wild freshness of mom- mg,' that I might begin again in this wonderful country. But probably our own is not too bad.

" I have been travelling all day in a temperature of 20° or less. Please observe that is 52° of frost as we count it. Even in the North-West that is considered cold, yet I think very likely there is more suffering from cold in England than here. Every railway carriage, every waiting-room is most comfortably warm. In the houses all the doors stand open, and the warmth is abundant and under control. Fires are rarely seen, and even when they are it is more for show, as the needful heat is supplied by the inevitable hot air from furnace or pipes.

"If, my dears, you value this scrawl at all, then you must thank the thermometer rather than your husband and father. The trains are late, and I am beguiling the hours by scribbling these words with the stump of a pencil about as long as my nail. The little wayside station is named Albert Lea, and it lies out in the middle of the prairie, or, rather, what was the prairie, but has now been broken up with innumerable homesteads, each with its comfortable farmhouse, each with its windmill for pumping water. For many hundreds of miles all round, this flat rich land extends, and I believe there is great prosperity among the farmers. This is the country which we used to see offered in blocks of one hundred acres to each settler who would come here. The land which used to be bought for a dollar an acre is now worth twenty or fifty times as much.

" I ought to say that the glorious sunshine has brightened up the whole day, and now that the wind has ceased the weather outside seems most agreeable, and except that the visible breath extends about six feet at each expiration, there is nothing obviously differ«it from a very sharp and clear frosty day at home. Robert, however, cautioned me not to try long walks under these circumstances, and I am obeying him, though if it were not for the slipperiness a brisk walk this brilliant after- noon looks very tempting. Everyone here takes a profound interest in the thermometer. In the place where I am now it was 30° below zero last night. I am told this will not last longer than a few days. It was foretold. The weather prophets an- nounced it twenty-four hours ere it came, so that all had their furnaces put into good order to fight the foe when it arrived. I am now (Saturday) on my way to Minneapolis, the great city where the flour of the world is made.

"A German here, who tells me he was a professor at Halle,

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has just spoken to me to say how much he and others were inter- ested in the lecture last night. I asked him what he thought of the audience generally, and he says the girls are for the most part farmers' daughters who come up to the Normal School to be trained as teachers, and that they know nothing whatever, and that they care about nothing except getting a certificate which will enable them to teach school and then catch a husband, so it was satisfactory to have this confirmation. The Christy Minstrels would have been more to their taste than ' Time and Tide.' Though I say it, the lecture in its present form is really a good one, as I have abundance of the best evidence, so it is satisfactory to learn from this man that my effort was not alto- gether thrown away. The dollars, however, were paid all right.

" I don't seem to be picking up many good American stories. The fact is, I see very little of their newspapers, and I cannot say I admire them. I believe I am honoured with occasional notice, but as I am generally away from the place I don't see them. I got a piece of good advice the other day. ' You need never mind,' said my friend, ' what you say to a newspaper reporter. He will put down whatever suits him, and in any case nobody will believe for a moment that you said what he represents you as saying, so it is clearly a w^ste of valuable truth for you to expend any of it on him.'

"My next letter will take up the parable from Minneapolis."

" The West,

"Minneapolis, Minn., ''December i6ihy 1901. *' En route Pennsylvania, Limited, Pullman Vestibuled Train. "My dear Family,

"The temperature has gone up at a bound. From being between 20° and 30° below zero, it has gone up to zero to-day. This is regarded as warmth here ; in fact, so much so that the town of Minneapolis has been excited to-day over a mad dog! We were hurriedly turned back from a street we were entering by the intelligence that a dog was running amok, and had bitten two men already. I did not see the dog, but one of my escort of two did. My anxieties during the day were not so much to keep out of the way of the dog as to keep myself right end up, for the walks, I need hardly say, are very slippery. I have become Americanised to the extent of a pair of * rubbers,' and I shall put them on to-night as they are said to lessen the risk of a fall.

"When I was a boy attending Dr. Burke's school in North Great George's Street, Dublin, herds of wild buffalo used to resort to the Mississippi to drink. On the spot where those

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buffalo quenched their thirst now stands this fine city of Minnea- polis with 200,000 people! It is the twin of the city of St. Paul, on the other side of the river. There is great rivalry be- tween these two cities. Indeed, it is stated that the use of the New Testament has been forbidden in the schools of Minneapolis because that city is not mentioned in Holy Writ, while St. Paul is I These great cities of the mighty North-West are mainly devoted to flour and timber. The timber industry ceases in the winter owing to the frost ; so I went to see the former. I spent a couple of hours in the mightiest flour mill on earth, Pillsbury's, where the daily output is 12,000 barrels. We vrere received by an imposing ' guide ' covered with medals like the Lion King at the circus. But a refined ear detected the brogue, the genus being Irish, the species Dublin, and the variety Kingstown. He and I discussed King O'Toole and Glendalough on the way up in the lift. The place is truly astounding. The flour goes through fourteen processes before ' Pillsbury's best ' is reached.

" Nothing has amazed me more in this country than the Uni- versities. Every State has its University, and the endowments flow in millions, while even in such a remote place as Minneapolis the students are counted in thousands. The valley of the Missis- sippi must in time become one of the greatest centres of popu- lation the world has ever known. The winter weather is delight- ful. All day there is a brilliant sun, and the air is so bright and invigorating that it stimulates work and exercise of every kind of brain no less than of body. It is hard to believe that for the last week the temperature has hardly ever been so much as zero, 5" or 10^ below zero in the mornings, and only a few degrees above at midday. Mind, I mean zero Fahrenheit, so that when I read in the paper that the temperature in London is 50°, that means it is 60° higher than it is generally in the mornings here. But no one seems to suffer from cold, though occasionally people are seen wearing ear muffs. If there is much wind your ears may become frozen before you know it. But you will know all about it in due time ! Except for occasional slipperiness (I have been down twice already) the winter is truly glorious, and in- finitely better than the summer. I do not wonder at the Ameri- cans' love of their magnificent country ; ' God's o\^ti Country,' it is called, and each State is so proud. * I am an Iowa girl,' says one, ' and I am proud of it,' and another dark-eyed beauty will say, ' And I am from Louisiana,' and looks even prouder still, cmd well indeed they may be.

"But to my narrative. I had now reached the furthest point of my travels. There is, alas! a sad want of proportion between the size of the United States and the length of human life. I should like, indeed, to have gone just another 1,800 miles to California. They tell me that in one night you pass from the

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frost-bound country all around us here into a paradise of birds and flowers. But I had to face eastward ; so after my lecture was over I went 'on board ' the Pullman, and was soon asleep.

" In these frosts the trains have been greatly delayed. Even though the water may not actually freeze in the boiler, some of the outside pipes may go wrong, and, in any case, it is not easy to keep up the necessary temperature when the thermometer is about 60° below the average temperature of the year ; whatever the reason, we are very late; but at last on Tuesday morning, December 17th, about 11 A.M., I looked out of the window and saw Geneva Lake, while bright and glorious in the lovely sun- light stood the Yerkes Observatory ! *

" Professor Hale, the director, was waiting for me with a carriage and pair. After driving over what was probably in some sort a road, but which seemed to me like a mixture of open country and snow drifts, we reached his house. The site is indeed superb. It stands near a lake about as large as the greatest of the Ki Harney lakes. Around the shores of this lake are the palatial summer houses of Chicago millionaires. Mrs. Hale was away with her children in Chicago (I saw her after- wards), but a man and his wife, who also belong to the Observa- tory staff, keep house for Professor Hale.

" As soon as I had removed some of the stains of travel, we went to the Observatory. It is indeed a wonderful place. They can make anything there from an eye-piece to a ten thousand- dollar telescope. The mighty instrument, covered by a dome as big as the dome of St. Paul's (to be strictly accurate it is five feet less in diameter), is worked by electricity. The whole floor, which is seventy -five feet across, glides up and down to corre- spond with the telescope, so that there is no clambering up and down ladders.

" I received a warm greeting from my very valued friend Professor Barnard. There, too, I saw Professor Frost and others. Professor Hale seems to have the great gift of discerning likely and promising young men.

" The evening was fine. I had gone with such protection as I could get from a temperature of 42° of frost, as we should call it. It was one of Barnard's nights. He has three nights a week with the great telescope, the other nights being allotted to other observers. We found what looked like a moving cylinder of fur coats within the axis of which the great Barnard was to be found moving about, running as briskly up and down as if he were playing football. Indeed, he had need to be well clad,

* The Yerkes Observatory, which is the observatory of the University of Chicago, is situated at Williams Bay, on the shore of Lake Geneva, Wisconsin, about 100 miles from Chicago. It was richly endowed by the late Mr. Charles T. Yerkes, the Chicago " street-car" magnate.

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for that night he wxDrked from five in the evening till six in the morning. The man who works the mechanical parts is called Sullivan, and it did not seem hard to guess where he must have come from ! I spent a couple of hours there, and I saw some nebulae, superb objects well calculated to show the unique power of this instrument. Once before I spent a night observing with the thermometer at zero. It was at Lord Rosse's, in the great frost of 1866. But I thought a couple of hours enough at pre- sent, and so I went back to Professor Hale's, where, as usual, I slept with little more than a sheet over me.

" The next day last Wednesday it was, but it seems a month ago I spent looking at photographs and many other objects at the Observatory. The new star has now developed into a nebula, and the portions of the nebula, which are flying off with the velocity of light, are actually shown in these photos. At pre- sent the matter is not understood ; but I do not think I have ever heard of anything in astronomy which has astonished me so much. Here I may remark on Marconi's wonderful success in sending his messages across the Atlantic. From what he told me last June it did not in the least surprise me.

"Then dawned Thursday, the 19th, another lovely day. I think I ought to draw a veil over the proceedmgs of this day, or at least the first part of it, for I allowed the base animal and ferocious instincts of my nature to have full licence. It had been settled a week before that this forenoon was to be devoted to see- ing the sights of Chicago, and my intellectual friends had pro- posed to take me to the Art Gallery, where some wonderful Russian pictures were exhibited. But I put my foot down. ' I will not,' I said, ' waste my precious time in Chicago in going to see pictures, Russian or otherwise.' Then they suggested a visit to the libraries. ' I am sick of libraries,' I said. Then they proposed to show me over the new buildings of the University. * Bother the University,' was what I indicated in, I hope, more civil language. ' What, then, will you see ? ' said the intellectual circle around me. I said : ' I will look at nothing but

THE STOCKYARDS.'

If you could have seen the look of horror and disgust at this brutish announcement! One fine old gentleman, a Scotsman, Mr. Geddes, a grand old laird with an estate in Scotland and a great business in Chicago, shouted out : * And I will take you there!' Thus it was all arranged; so at 10 A.M. on Thursday a carriage and pair drew up, and my good friend came out. ' Are you ready ? Are you quite sure you will be able to stand it .-* Have you stout nerves ? ' were questions I readily answered in the affirmative, and so I started in much the same frame of expectation as an ancient Roman would set out for a pleasant

'^ < -1

Reminiscences of Sir Robert Ball

afternoon at the Colosseum. I think I must withhold details as to the establishment where 40,000 hogs and a corresponding number of cattle are daily slaughtered. If I went into particulars, some of my readers might not have at hand what I heard after- wards Mr. Geddes had brought, in case I needed it a flask of whisky, but I insisted on seeing every detail and flinched not, nor did I blench, so as to call for the production of the whisky. I shall not forget the sights of that morning, and I will tell it all to any of you, my dears, who may desire further informa- tion.

"Having seen how the beef and bacon of the wx)rld are pro- vided, I was next taken to the * Board of Trade,' where on a great floor are three small ' pits.' In each of these pits an eager, noisy crowd was assembled. They seemed to act like maniacs. I stood at the brink of one pit which appeared to be the liveliest. In that the 'wheat' business is done. My friend Mr. Geddes said, ' Now look here ' ; he called out some words ; instantly the crowd of eager faces turned towards him, in a moment the thing was done ; he had sold 10,000 bushels of wheat. The smallest quantity ever sold there is 5,000 bushels, and millions are dealt in daily. The second of the pits is devoted to bacon. But do not think you can go there to buy a few rashers for your breakfast ! By a nod or a wave of the fingers you sell or buy 5,000 barrels. You cannot do less, for that is the smallest unit. The third ' pit ' was devoted to Indian corn. The din was deafening. It was as if the very life of each man depended on the transactions passing. Here as elsew^here I noticed how young the men are who are engaged in vast businesses.

" Professor Hale called to take me off to see a very rich man who is very anxious to immortalise himself in the same manner as Mr. Lick has done by building a great observatory. The owner of the millions is, however, hesitating on the brink, but Hale said he thought if I would raise my voice the thing would be done. I told him that I had no confidence whatever in the adequacy of my powers of persuasion, and I must say it was with some relief I learned the old gentleman was ill and could not be seen.

" You have all heard of the wonderful buildings of Chicago, but the strangest of all that I have seen belongs to the Hale family, and I was taken through it yesterday. It is fourteen stories high, and from top to bottom it is fitted out for doctors* consulting rooms. Now mark my words. In that one building two hundred and thirty doctors do business. Some doctors have suites, others have single rooms, and many have a room on the Box and Cox principle, each having it for one hour or two hours. Each room is provided with every convenience in the way of chairs and the like. Each doctor has a locker in the

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room he uses in which to keep his instruments. There are in some cases reception rooms common to four different consulting rooms, so arranged that the patient can pass out and away from the doctor without returning through the reception room. The rents vary from £'^,0 a year for one room, one hour a day, up- wards. They have far more applications for rooms than they can supply, and to judge from the crowded state of the elevators a lively business is done. One floor belongs to the dentists. Over the way is a similar building with one hundred and fifty doctors, and close by is yet another with a hundred more.

" The next step was to call and make the personal acquaint- ance of Professor Burnham. Doubtless, my dears, you all know that he is the greatest double star observer now living. We saw him in his office, a man about sixty-five, with ready talk and keen glance. We talked much and long of his discoveries and work, and then of many other things, and then he took us to lunch at an Italian restaurant, and the ' lunch ' proved to be a very ample dinner. Then I had just time for a brief visit to the Western Electric Company Works, where Judge Wait's son is employed, and where the telephone apparatus for the wxDrld is made. I was specially interested in the wonderful automatic machines which do the most complicated pieces of work, now turning up one cut of a piece of brass, putting a screw on it, and drilling a hole in it, and then putting forth a pair of iron fingers which carry the piece to another part of the machine, turn it round, and so place it that it can be acted upon by other cutters, and finished at the other end. One man can tend seven of these machines.

"I am now nearing Philadelphia, and from thence I go to Haverford, Pa., to stay with Brown till Christmas Day, when I give my fortieth lecture.

" I have had a great time indeed, but I am still heartily glad to think that no more than three weeks now remain before I sail for home."

"(New York, New Haven and

Hartford Railway, en route for

Waterbury, where they make the

watches^

"Saturday, January 4th, 1902. "Dearest Family,

" The last collective letter was, I think, written on December 2 1 St, when I was on my way in the 'Pennsylvania Limited,' a wonderful train from Chicago to Philadelphia, so now I shall try to give some account of myself from that time up to the present day, just one week before I sail for home.

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" I went to Philadelphia with the object of spending my Christmas with Mr. Brown and his sister, but I need not tell you that though they were as kind as possible and gave me a very pleasant time, yet my heart was with all the dear ones at home, and the only time which I have had occasion to use the 'code' was to cable you all a very merry Christmas.

" On Christmas morning I went to church. Mr. Brown ap- peared in the choir, and at one o'clock we had our Christmas dinner of turkey and plum pudding. There were two other guests, both English. First, Miss Scott, who has been for twelve years head professor of mathematics at Bryn Mawr Ladies' Col- lege. She is from Newnham or Girton, and she has really won- derful mathematical ability. The other guest was Miss Smith, who is the matron of the hospital at Philadelphia. There were a threepenny-bit and a ring and a button in the plum pudding. The button came to Miss Smith, the 3d. to Miss Scott, and the ring to me. I rather think Mr. Brown, who helped, adjusted the affair.

"The next day, Boxing Day, December 26th, I spent in New York. It is a nice trip from where Major Pond lives across the Hudson River to New York. The city is so beautifully clean and bright. There is absolutely no smoke. The domestic fire must be of wood or of anthracite, but, generally speaking, it does not exist, the heating being done by the furnace in the basement, from which great tubes carry the external air duly warmed into the different rooms. Over the city there are numerous jets of steam from the engines, but these are not unpleasing. The only smoke I have seen here I saw to-day, but that w^as from a house on fire ; not only was there smoke from the house, but there was still more from the fire engines. They are allowed to burn cannel coal, and wonderfully efficient they are. The fire was put out in no time. New York is certainly one of the sights of the world. It is spreading and growing in such a marvellous manner, and the continual sunshine makes it look its best. In the up-town, the newer residential part, the most gorgeous palaces of flats and ' apartment houses,* as they call them, are springing up. You can have no idea of the architectural splendours of these, and as to the Waldorf -Astor Hotel, it is about as much more splendid than the Langham, as the Langham is more splendid than the 'Bull.' I have not been in it, for it is said to be desperately expensive. I was asked to a great banquet there of the English- American Society, at which all the great orators were heard, and there were 500 guests, but unhappily I was engaged elsewhere, and had to decline. On the evening of Boxing Day I went to dine with Mr. and Mrs. Seton-Thompson. He is the author of 'Wild Animals I have Known,' and other books, and has had a great career as a lecturer. He is an Englishman from Canada.

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The dinner was given in their beautiful flat, about ten stories up. There were many people there to whom I talked with much pleasure, especially Mr. Madisofi Grant, the Secretary of the new Zoological Gardens, which has just been started here on a magnificent scale. There were also New York notables, Mr. and Mrs. Scimuel Vintermeyer, who afterwards invited me to dine at their house in Fifth Avenue; but this invitation, as well as one or two others, which w^ould have brought me into the very heart of the elect, I was obliged to decline. On Friday, 27th, I carried my bag to the cars from Major Pond's, went thence to the Ferry, thence across to New York, and then to the Murray Hill Hotel, a very nice place indeed, though it does not possess the glories of the Waldorf-Astor. I had arranged with Brown and Morley and Harkness to stay there for the 27th and 28th, so as to be able to attend the annual meeting of the Mathematical Society. This was to be held at the Columbia University, which is four or five miles away, though still in New York. It has a magnificent site on the bank of the Hudson River, which they tell me here rivals the Rhine in beauty, though, so far as my recollection of the Rhine goes, this is hardly the case. It is a splendid institution. The late president, Mr. Seth Low, himself built a library at a cost of ;;6^200,ooo, and innumerable other gifts have recently flowed in. Some anonymous person lately endowed a professor- ship of Chinese. The Chinese authorities were so much pleased that they are sending a collection of Chinese books and specimens as a donation to start the new Faculty of Chinese, and you will be interested to hear that Professor Giles has been asked, and has consented, to come out and give some opening lectures on the subject.

" But we merely went to the Columbia University as the most convenient place for the mathematical meeting. It lasted morn- ing and evening for two days. I had my talk on Screws on the first day to a large and attentive audience. I listened to many of the papers. Miss Scott gave one of the very best, and did it admirably. It is astonishing to see the vigour with which mathe- matics is cultivated in this country. The most modern depart- ments find eager followers here, and I was greatly delighted at the large number of men who could get up and speak intelligently on the most advanced subjects.

" I had long talks with Professor Williams, the geologist, and vrith Professor Gibbs, who has just had the Copley Medal given him. The chief attraction at New Haven is found in the wonder- ful palaeontological collection. I had seen it before with Pro- fessor Marsh seventeen years ago. There is the most astonishing skeleton of a Claosaurus, a stupendous reptile as big as a rhino- ceros, who sat on his hind legs and ate from his paws like a squirrel. There he is, limbs and hands all complete. There

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are other wonders also. A portion of the sea bottom of the Silurian Period has been shown by dissolving away the lime, when all the organic remains have been replaced by silica. It is impossible to conceive the delicacy and wonder of this relic of the most early sea bottom. Then there are the wonderful foot- prints of the great Dinosaur, which walked like a bird. The place where he sat down is shown, and the marks of his skin, and then the marks where he put his front paws down to help him up again make a wonderfully realistic picture. Professor Beecher, who has done all these things, is a great artist.

" I made a good beginning of the New Year by a very early start on January ist. The object was to get from New Haven to New York in time to hear a lecture from Mr. Seton-Thompson on ' Animals I have Known,' which was given in the Carnegie Hall at 1 1 A.M. Major Pond sent me six tickets for a private box, with the intimation that the next box was to be occupied by Mark Twain! I sent five of the tickets on to the Goodbodys, and some of them turned up. I was duly introduced to Mark Twain. He is a most striking-looking man, and we had a nice little talk. I told him how fond we were of ' Mr. Bixby.' * There was a large attendance at the lecture, mostly children. The photographs of the bears as they may be familiarly met in the Yellowstone Park were very interesting. Individuals are well known, and ' Old Fatty ' and ' Little Johnny ' appeared to be great favourites with the audience. Then there was the ' Tragedy of Lobo, the King Wolf,' which is really fine. I was glad to have been there.

"Friday, January 3rd, was a red-letter day from the geologi- cal point of view, for Professor Osborne had promised to take me over the magnificent collection of fossil vertebrates in the New York Museum. The fossils which have come from Colorado have thrown astounding light on evolution. I will here mention only two things. We have often been told that the rhinoceros and the horse are akin. I now find no difficulty in believing this, for he has shown us a fossil animal with many characters of the rhinoceros and the grace and agility of a horse. Then he has the skeleton of a Brontosaurus, which is over seventy feet long, a terrestrial or semi-aquatic animal. But what interested me specially was that several of the vertebrae have been gnawed and bitten, and there are the marks of the teeth of some carnivorous Dinosaur of the period. Even the Brontosaurus had enemies. Life is a great tragedy !

" I start for Detroit to-night. I hope to catch a flying glimpse of Niagara in the morning. Maybe I shall write one more letter, but this day week I shall be on the ocean."

The pilot who taught Mark Twain on the Mississippi. 348

Visits to Canada and United States

" One hour from Pittsburg

TOWARDS New York,

''January 9//;, 1902.

^^ En route Pennsylvania^ Limited ^ Pullman Vestibuled Train. "My dear Family,

"This is the last of the collective letters, and I fear they have been a very dull series and have given only a very in- adequate view of the intensely full and interesting eleven weeks of my American wanderings. I shall now resume my account from last Sunday, when I had some five or six hours of quiet in the Century Club at New York,

''Sunday, January ^th, 1902, at 6 P.M., I started again to the West for the eleventh and last week of my lectures. I reached Detroit, at the end of Lake Erie (look at your map, please), at midday. Of course at this season the lakes are so far frozen that navigation is impossible. In the summer the steamers form, I am told, the most delightful means of get- ting about this lake district ; only remember the lakes are almost as large as good-sized kingdoms. I was told that more tonnage passed through the river at Detroit than in all the seaports of the United States put together. This astonishing statement is made true by the mighty traffic in iron ores brought from Lake Superior down to Pittsburg to the wonderful Carnegie works, of which more anon. I lectured in the Unitarian Chapel, smd as soon as the lecture was over I hurried off to the station, for I knew it would take me all my time to get to Pittsburg by the next evening.

" I have been obliged to put my foot down as to the things I will see, or, rather, as to the things I wont see, and so I announced that I had not come to Pittsburg to look at pictures or to visit the observatory. ' I will admit at once the excellence of the pictures and the renown of the observatory, and so, as I require no further conviction on these points, I have come to see the fossils in the museum and the great Carnegie works.' The day was arranged accordingly.

" The museum is part of the great institute founded by Carnegie. You may imagine what it is wiien I tell you that for the superb concert hall a -permanent orchestra of about thirty- five is maintained (the conductor is an Irishman), and they have just appointed an organist at a salary of 800 pounds a year (4,000 dollars). In the museum there is keen rivalry with New York and New Haven in the collection of fossils from Wyoming. They are shortly to have at Pittsburg the ' Hall of the Dino- saurs,' in which is to be the most superb exhibition of these monsters. The hind leg of a Brontosaurus is perfect in every bone, and as high as the ceiling. He was about ninety feet long.

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Reminiscences of Sir Robert Ball

A short time ago one of the New York papers announced the discovery of one of these huge fossils, and by way of illustrating the size of the brute, they gave a picture of a sky-scraping build- ing with the leviathan pleasantly peeping in at the tenth story. Carnegie tore this out, wrote on the margin, 'Buy this. A. C.,' and sent it to the curator. Instantly the curator started for the West, and found that, as it had been discovered by one of their men, the University of Wyoming claimed the animal. * Name your price,' said the curator, and they made a bolt and named a hundred thousand dollars. 'Fiddlesticks,' said the curator. Then the curator found that the land in which the reptile was entombed was still public land, and he went to the Government and bought the claim, including the bones, for a trifle. He thought he had done a good stroke, but Carnegie said ' No, that will not do,' and he bade the curator write to the University of Wyoming to the effect that, fearing this wonderful treasure should be lost to the public, Mr. Carnegie had bought the land, and now presented it to the University. This pro- duced the desired effect. The University now also did the polite thing, they accepted the gift of the land, but presented the bones to Carnegie, with a hint that they were badly in want of a library. The curator went back to the site, only to find that the geologist of the University had in the meantime made a foray and tried to dig out the bones, but so unskilfully that he did not get anything of use to him, while he spoiled the beast for any- one else, so that, as a local man expressed it, he ' would not give fifty cents for the whole blooming outfit ! ' The curator, Dr. Holland, told me that there is an immense area, hundreds of acres in extent, which contains a stratum of these mighty bones many feet in thickness. It seems as if there had been a bar across an estuary, down which the carcases floated, and the bones were deposited against this bar. They are all in the most hopeless confusion, so that specimens that can be of any use have to be sought elsewhere, in places where animals have died in conditions favourable to their preservation. Truly there were giants on the earth in those days !

" I could hardly be torn away from these wonderful things, and their most interesting curator. Dr. Holland, but Mr. Brashear's hints that we had much to do at last prevailed, and we went off to Mr. Brashear's house to lunch. First we took a look into his works. He makes some of the most perfect prisms and mirrors in the world. He has just completed a job for Lord Rayleigh of a plane mirror in which there is no deviation more than the thirtieth of a wave length, and his business is nourished by the fact that he makes the lenses and prisms for the new binoculars made by Warner and Swasey. As the latter firm were good enough to give me a present of one, I shall bring home in

350

Visits to Canada and United States

this way a specimen of Brashear's work. He made the wonder- ful prisms Mr. Newall uses also. Then after lunch, where we met his partner and son-in-law, an Irish youth from near Belfast, we started for Carnegie's mighty works. There are several works in the great steel combine, but I specially chose to see the place where steel rails are made, as the automatic machinery has there been carried out to the utmost perfection. From the seven great blast furnaces where the ore is melted, the molten ore, a blend from all the furnaces, is run into the Bessemer converters, each holding fifteen tons ; then in twenty minutes it is poured out as dazzling melted steel into moulds ; these are carried off at once en a railway, the moulds are lifted off, and each mighty ingot, which is to make four rails, is tipped on a bed of rollers, which take it like a plaything backwards and forwards between power- ful rolls, which squeeze it out into double, then it flies along without apparent aid as fast as you could run to another place, where the ends are cut off and it is cut in half. Then each of these halves, still tearing along, is run by the machinery back- wards and forwards through the rolls till it is lengthened into the rails and a bit over. Then down come mighty saws trimming off the ends and cutting the double rail in half ; on it flies to another place, where it is straightened, punched with the neces- sary holes, and put into a railway truck ready to be taken to market. I would have liked to spend hours in this wonderful place, where machinery does everything that once entailed human labour. A man standing at a bench with a few handles now controls these resistless machines. In the old days a man used to earn fifteen cents for rolling a ton of rails, now he earns one cent a ton, but gets more money than he used to. As I looked at the machine I found it easy to imagine where all the Carnegie libraries had come from. Night and day (Sundays only ex- cepted) this interminable flow of rails goes on, and a correspond- ing torrent of dollars flows into the pockets of the owners. The various concerns in the mighty steel combine are said to be earning at present ;£^6o,ooo a day.

"After a good-bye to Mr. and Mrs. Brashear, who have been most kind, I went back to the hotel. That was last night, and I had to make arrangements for an early start this morning. I had to leave the hotel at 6.30 to catch this wonderful train, the Pennsylvania Limited. I have been a little suspicious of the reliability of the people where these early starts are concerned. However, they called me all right at 5.45 by the simple dodge of ringing the alarm bell at the telephone. I had, however, awakened already, and then I had a nice carriage and pair to drive me to the station. But the old train was an hour late, and now we are an hour or more behind time. I am to lecture at Brooklyn to-night, and it will be another tight fit. However,

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Reminiscences of Sir Robert Ball

it is not of much importance, and Major Pond will be on the spot. I find I have forgotten to mention one point. On my way from New York to Detroit the route lay via Niagara, so in the early morning we crossed the suspension bridge over the Rapids» now containing much floating ice. Thus we paid a visit to Cana- dian territory, and then the train stopped, as it always does, for five minutes at a terrace over the Falls, just to give us a peep. The winter view was interesting, but it is not nearly so good as the summer. Of course we cannot get the best view from the train, but we saw the wonderful Horseshoe down which the river makes its plunge.

"And now my journey is nearly over. I am hastening to New York to sail the day after to-morrow. I give one farewell lecture in the afternoon at Columbia University, which will be the forty-eighth, and at three the next day the Saxonia sails.

" I have had a most interesting time ; no very striking adven- tures certainly, but have seen much that has been pleasant and instructive, if only I can profit by it."

On his way home he wrote from the s.s. Saxonia to a friend on January 14th, 1902 :

"As I approach the shores of Ireland my first thought is as to your mother. The last account I had was a more favour- able one, and I hope to have better still when I reach home next Monday, as I hope to do. Perhaps I may get a letter at Queens- town.

"I have had a glorious eleven weeks. Every moment was full of interest, instruction, and entertainment of the highest order. Not for one moment did the time drag. It was always the other way, trying to get the Atlantic into a quart pot. When I am born again in a new sphere I intend to choose (if I have a choice) a globe of seven miles in diameter as my abode, so that I shall have some opportunity of learning something of my earthly residence. There is one thing, however, that I have not seen. I have been north as far as New Hampshire, and south as far as Richmond ; I have been to the other side of the Mississippi ; I have stayed in many houses, in hotels great and hotels poor ; I have been enter- tained at dinners, at luncheons, and at receptions large and small. I have been in the Universities, the places of business, the observatories, the slaughter-houses, in steamers and in Pull- man cars. I have shaken hands with many hundreds and spoken to many thousands. I have been doing this all the time and all day long (and often all night) for eleven weeks in the United States barring two and a half hours in Canada and yet the one thing that I have not seen is an American.' I don't mean Red Indians! The American I have not seen is the tall, swagger-

352

Visits to Canada and United States

ing, tobacco-chewing Uncle Sam of the stage and fiction. I have met scores of the most charming, well-bred, well-educated and cultivated people that this earth can show, but of the dollar- worshipping vulgarian that the American is reputed to be at home I know nothing, and I certainly could find nothing corre- sponding to the description in all my travels. Millionaires, of course, there are, poor things ; they cannot help it, and they do their best to conceal the offensive nature of their misfortune. One of these reprobates will be a diligent Professor of History in a University, absorbed in his duties, delighting to render help to every scholar and with sympathy in all intellectual work, and work that is useful for the country. Another is a man who works quietly in his office as a merchant in a back street in New York, who delights to take a friend or acquaintance to lunch at his club, or to bring him home to dine at an elegant and most refined home in Madison Avenue, where he will meet the very nicest and best bred people that this world produces. WTiether they are rich or not nobody knows or cares, and this same man may be silently giving away vast sums that nobody knows of, and building a superb Union building in the Columbia Uni- versity ! And yet a third. After your lecture is over, a little man rather shy, but most courteous, will ask the privilege of help- ing you on with your coat, and then propose to show you the way over to your hotel a couple of hundred yards distant. He will chat simply and frankly, and then give you his card, and say : ' I run over to Scotland every year, and this is the name of the place where I stay.' You look at the card. It bears the name of an historic Scottish castle, and is an invitation to the recipient for him and his to make that castle his home for as long as he likes between July 1st and October 1st! I have here sketched, or, rather, indicated the three millionaires whom at this moment I recall. They are, I believe, typical of the class !

" Carnegie I did not meet,* but I went to see his works. Re- cognising that the operations of social and natural causes have conspired with his superb individual talents, Carnegie has set an example to the millionaires everywhere. The chief amxiety of these people in America now seems to be to discover means by w^hich they can deplete themselves without harm to the recipients. The wealth that is pouring into the universities all over the country is one of the consequences. Many times during my stay did the universities announce the receipt of millions. President Harper, of Chicago University, declared that he intended to collect £"10,000,000 for Chicago, and he is in a fair way to succeed.

"In these universities it is not alone the superb equipment and the wealthy endowment which strike me as admirable. I was * My father met him, some years later, at the opening of the Carnegie Institute. X 353

Reminiscences of Sir Robert Ball

still more astonished at the high character of the education given. Never again let anyone speak slightingly of the degrees of an American university. I speak only of mathematics, and I had ample opportunity of judging, for I attended the annual gathering of American mathematicians at the Columbia Uni- versity of New York. The professors of mathematics are in the very forefront of the science. Formerly those who wished to study mathematics in its higher departments used to go from America to Germany. ' Now they can stay at home and find all they want. It was delightful to see a large room filled with young men most keenly interested in advanced mathematics. I believe the same is equally true in the other departments. In astronomy, it goes without saying, there is more work in that science done in America than in all the rest of the world put together. There are two high-class mathematical journals in America. It is doubtful whether there is one journal in Great Britain to which the same description can be applied.

" The sceptre of the world has gone to the West. That is cer- tain, and yet the thought was always with me that this mag- nificent prosperity, intellectual and material, is only beginning. The valley of the Mississippi will play, perhaps, as great a part in human affairs in the centuries to come as the valley of the Nile in the centuries of the past.

" I have spent eleven weeks in America, and all the paper in this ship would not hold the account of what I have seen and heard in that most wonderful country. The astronomer some- times wishes to see what another world is like, and when I took my first walk in New York I could not help saying to myself every moment that I had got there at last! I do not wonder at the pride Americans feel in their country and at their love of it. I gave forty-five lectures in various parts of the country. I got as far west as the Mississippi, and lives there the man that can cross that mighty river for the first time without some emotion ?

" I cannot tell you of all the kindness and hospitality I re- ceived, and what I was able to accept was only a fraction of what was offered. All went well from first to last, and there was not an hour the whole time which had not at least three most interesting claimants, of which two had to be refused. The ease and comfort of travel in America strikes a visitor at once. Think of the dingy hole with a grate full of ashes and a spark or two of fire, with two gas burners, one of which won't light and the other is very dim, which is called a waiting-room in some of the best English stations. Visit a station here not merely in the great cities, but in scores of places, and what do you find ? A palatial hall generally of white marble and often with beau- tiful mural decorations. Floods of electric light. Double glass

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Visits to Canada and United States

doors through which you pass, it may be from zero outside, into a genial summer warmth inside. White floors, spotlessly clean. Rows of clean and comfortable seats in abundance. Fountains where you may drink at will the purest of ice-water. Around are the windows at which you buy your tickets for train or Pull- man. Newspapers are there, of course. Flower stalls are not wanting ; and, as everywhere else, the barber's shop is there, where you can also have a Pompeian massage for your com- plexion if you think it will do you good. The railway carriages are most comfortable. They are all through on the Swiss plan, and nicely warmed. The fares are much less than with us.

" The Irish are ubiquitous ! I heard the sweet tones every- where. Galway was represented in a club porter at Boston ; Dorset Street, Dublin, in the hall porter at the Institute of Technology ; Tyrone in a majestic personage dominating the station at Philadelphia ; Limerick in a governess in Pennsyl- vania ; Wicklow in the guide to Pillsbury's mighty flour mills in Minnesota ; Dublin youths own the mightiest carpet shop in New York, and I fear we must also acknowledge the leaders of Tam- many, at last hurled from their usurpation at New York, as belonging to us."

355

CHAPTER XVI

A VISIT TO THE RIVIERA AND ITALY

IN the spring of 1895 ^Y father and mother went for a con- tinental tour to the South of France and Italy. They visited Paris, Cannes, Monte Carlo, Genoa, Pisa, Rome, Naples, Rome, Florence, Venice, Milan, and Lucerne. They were only away from England for a short time about three weeks but into that period they crowded as much sightseeing as was possible.

Departing from his usual custom, my father kept a diary during part of this tour. The first entry is dated Sunday, March 30th; the last is dated Saturday, April 13th. Unfortu- nately, the journal came to an end during the second visit to Rome, so that no record remains of what struck him most forcibly in Florence, Venice, or Milan.

I do not propose to publish this diary at length. Much of it is concerned with ways and means of travelling, hotel accommodation and the like. Nevertheless, it contains some passages which show a remarkable power of observation and description. Another reason why I have refrained from literal transcription may be mentioned. When discussing the pub- lication of his "Reminiscences" a year or two ago, I well remember my father saying : " I think it is a mistake to publish diaries of travel. They are so much like what can be found in a guide book. I always skip all such matter when I come across it in a biography."

In making excerpts from the diary I have borne this pre- cept in mind. It will be for the reader to say whether the following memoranda resemble anything which is to be found in an ordinary guide-book.

The gardens at Baron Rothschild's villa at Cannes appear to have made a deep impression upon him :

"Beneath the Hotel Belle Vue is the villa of Baron Roth- schild. We went into the garden as far as intruders might

3S6

A Visit to the Riviera and Italy

venture with decency. I never saw any mass of colour more gorgeous than the tulips of deep crimson at the entrance. This is a garden of artificial beauty alone."

Features of Cannes dear to the heart of the botanist are thus described :

"One of the most interesting features of Cannes is the root which the eucalyptus has taken. The tall grey stems of these trees are invariably to be seen playing the same part along boundaries and the like that rows of beeches or elms do at home. But although they are so far naturalised here as to be able to dispense entirely with protection, yet the frosts and they have frosts at Cannes wound them seriously. Many branches were badly frost-bitten by the severe winter which was just over. It does not seem, however, that the gum trees can be easily killed; in fact I should say that they would be more likely to oust all the native trees if allowed to do so. The palms had not suffered from the frosts, but at the same time they always appear to have been carefully planted and tended. They are all plainly exotics in this country. They would be at home on the other side of the Mediterranean, but they are not established here. To see the prickly pears grow- ing out of doors was also very interesting to a new-comer. But plainly their existence here is also on the same frail sort of tenure as, let us say, the shrubby veronicas are in Ireland. In a few very sheltered places these plants looked plump and hearty, but in other places they had evidently suffered severely from the cold. Although the plants had not wholly succumbed, many of their lobes were very sickly."

Having received an invitation to visit Mr. (afterwards Sir Thomas) Hanbury's famous garden at La Mortola, near Mentone, he decided to drive there and back. His experiences when crossing the various frontiers are thus recorded :

"Shortly after passing Mentone we reached a French sentry stationed on one side of a deep and very narrow ravine. This is the boundary between France and Italy. On the French side of this ravine there is a V-shaped mark on the rock to indi- cate the exact point. Our coachman explained to the sentrj% or douane officer, that we were returning, saying that we were only going to La Mortola, and with a nod of assent he allowed us to pass out of France and into Italy. The road then ascended for about a quarter of a mile across a strip of what

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appeared to be a sort of No Man's Land. At the top we came to the Italian douane. Here we were first gruffly stopped by a subordinate, and then the douane officer appeared and asked the cocher for his passport. In it were set down the carriage and horses; he carefully looked over the horses, and finding that one horse (not having a blind eye) was not the horse mentioned in the passport, he thereupon looked very serious- Other officials came out to see whether this invasion of the Kingdom of Italy by a pair of horses with four eyes could be tolerated, when the passports had merely permitted three equine eyes to belong to that particular equipage. Our cocher had to go inside and sign certain declarations. At first I thought we should not be allowed through at all, and, indeed, Miss Hanbury told me afterwards that, according to the rules, we ought not to have been allowed in. All the time the douaniers never looked at us in the carriage, nor did they ask a question. I wondered whether they would examine my eyes next ! "

Another passage of interest describes a visit to the Casino at Monte Carlo. I am positive that during the whole course of his life my father never "put money on a horse," or staked a penny on a gaming-table. One of his objections to betting and gambling was that the "bookie" in the one case and the "bank" in the other were always bound to be the winners in the long run. I was not, therefore, surprised to find, on perusing this journal, that he risked no money on the tables. But he did indulge in the luxury of a visit to the Casino, where the application of the law of probabilities evidently presented attractions to the mathematical mind :

"In the evening we went to the Casino. We had to get our ticket of admission at the office on entering. I left my hat, coat, and umbrella in the office, and then we entered a magnificent hall, from which we passed into the superb series of saloons where the gaming-tables were placed. I was at once reminded of my visit to Ems, Wiesbaden, and Homburg thirty-three years ago. I had seen nothing like it since. The majority of the players at the roulette tables were dealing in five-franc pieces. But some were playing pretty deeply. I saw one man who at one stake lost >^i6o or so in gold pieces, and altogether he must have lost over ;^200 during the few minutes that we watched. At the rouge et noir card-tables

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only gold pieces are allowed. All the many tables were crowded, and I think there were quite as many, if not more, women players than men. On the average I should say that the bank wins about a tenth of the stakes. We saw no heavy wins, but one old and not bad-looking gentleman, who had several little piles of gold before him, seemed to be winning, and twice while I was looking the little piles had grown so much that he handed over a number to be transformed into notes which he deposited safely in his pocket. He seemed to be going, if not exactly on the doubling system, yet on some- thing like it. But, of course, everyone must lose in the long run. This whole place is saturated with the gaming spirit. In the hotel are notices to the effect that all meals must be paid for on the spot, that no cheques will be taken, that hotel and other bills must be discharged instantly they are presented. This shows the kind of customers they have. The whole state of Monaco lives solely on the profits of the gaming-house. The conversation one hears turns solely on gambling in gold, mine shares, and the like."

On the following evening he paid a second visit : "In the evening I went over to the Casino. The play was an interesting sight. To-night I saw a man win heavily ;^8o three times running, and then he lost some small sum, and then won ;^i6o. As before, the greater number of players staked but small sums. I heard that some of the old French harridans who infest the place will snap up the winnings of any beginner when they get the chance. I heard no dispute not a sound, in fact, came from any one of the seven or eight tables, except the voice of the croupier. There were also but few sightseers. Those that thronged round the table were all players, most of them hahitues who occupy the chairs and carefully mark on their cards how the tide of fortune runs. But I saw, for example, one quiet-looking gentleman move silently up to the table and just slip in his ten napoleons, and then, when the red card turned up and his coins were raked away, he just moved off again. There are thirty-six figures and o. If a stake is laid on a number, and that number turns up, the player receives thirty-five times his stake. If he bets on two numbers, and one of them wins, he gets seventeen times his stake. If on four numbers, and one of them wins, he gets eight times his stake. The rate of profit of the table is not high.

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I don't think at roulette it makes more than 3 per cent, of the money staked. It is an instructive demonstration of the truth of the Theory of ProbabiHties, that, having only such a slight margin in their favour, they are nevertheless able, in conse- quence of the magnitude of their transactions, to make such vast profits; for I am sure that ;;^30 at least is staked every throw ; probably double would be nearer the mark ; I have seen upwards of ;^200. The table must clear on ;^30 about ;£i on the average, and as they make about fifteen throws an hour (at least), this means ;^I5 per table per hour, and for the day's work of eleven hours this means jC^^S P^r table; and as there are seven or eight tables it is plain that the daily profits cannot fall short of ;{^i,2oo or so. Indeed, I should not be surprised if three times this sum was often realised. But 3 per cent, is certainly a very moderate charge for the table to make, so that those who like gambling in this way can do so quite as cheaply as on the Stock Exchange, and they have also the means of judging here whether they are fairly treated, which the gamblers on the Stock Exchange have not. So, while South African shares and horse-racing occupy so much of the attention of the British public, I do not think it rests with them to say a word against the Casino at Monte Carlo. It is at least honest gambling."

His interests at Monte Carlo were not, however, confined to the Casino :

"The most beautiful palm that grows in this place is the Phcenix canariensis. Its foliage is splendid, and it seems hardier than the P. dactylifera, which seems to suffer in the hard winters and is not really acclimatised, a fact very evident from the circumstance that the dates do not ripen. But a very striking palm, with a smooth stem like a gigantic elephant's leg, is the Pritchardia. Then there are arborescent figs, Ficus macrophylla, which are specially good, and also arborescent aralias; some of the latter had tufts of berries just like the ivy."

At Nice he made the following entry :

"April 3rd. The residence of the Queen is not a very striking place. What interested me far more was, that just opposite the front gate are the remains of a Roman amphi- theatre. The ruins are well preserved. At one place the seats up to the top are still there. Many of the arches are intact. I saw in the building those horizontal layers of red tile which

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I remember in the Pharos at Dover. What builders they were ! There is the mortar just as the Romans put it in 1,500 (?) years ago. This will be a good preparation for the Colosseum. I am not much given to emotion, but I think I felt a little in standing in the middle of the arena where gladiators fought and died, and where the Christians were given to the lions. F. was satisfied with a view from the carriage, and so she missed what I saw, namely, the two small sons of Princess Beatrice driving out."

The visit to Pisa recalled memories of the great astronomer- mathematician who uttered the famous words, E pur si viuove:

"First we went to the Leaning Tower. F. was contented with but a small part of the ascent, but I of course went to the top. There is a splendid view, from the snow-covered mountains on one side of the plain to the sea on the other. I was amazed at the flatness of the plain and its fertility. It is not easy to get to the edge of the tower so as to look over. Galileo must have had some framework erected on that memorable occasion. This is all duly set forth on the inscrip- tion at the base of the tower, which I copied into my pocket- book :

GALILEUS GALILEJUS.

Experimentis E Summa Hac Turri Super Gravium Corporum

Lapsu Institutis

Legibus Motus Detectis

Mechanicen Condidit

Ingentibusque Suis Posteriorumque Sophorum Inventis

Praelusit.

"The true theory of the Leaning Tower seems to be that the sinking commenced while the building was in progress of erection, and that the architect then endeavoured to mend matters by giving it a little turn in the opposite direction. Viewed under the blue sky of Pisa, this is truly an exquisite object, but it is not alabaster white. A large part has a yellowish tinge not over-pleasant to the eye.

"The cathedral at Pisa, close by, is, of course, a lovely sight, but it was the famous lamp of Galileo which interested me most. The attendant guide assured us that it was ' always ' swinging."

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It has been noted elsewhere in this volume that my father took a keen interest in geology for its own sake. But he was also of opinion that he who would study the heavenly bodies must wander in those misty regions where astronomy and geology meet, and that certain celestial phenomena can only be explained by reference to the history of our own planet, dating back to the time when "the earth was an infant at play." Vulcanology was the branch of geology which interested him most; "Krakatoa, the Mighty Volcano," was one of the most popular of his lectures. In these circumstances it is not sur- prising to find that he paid a visit to Naples and its environs, and that Vesuvius, Pompeii, and the Phlegraean Fields were replete with interest for him. The impression made upon him by his visit to the Mecca of the geologist is recorded in the diary as follows :

After describing (in no very glowing terms) the drive along the coast from Naples, he proceeds :

"April 8th. At last, however, Pompeii was reached, and at the entrance we dismissed our carriage a bad one it was, too, for which we had been charged a pound. There was a restaurant at the entrance, where we had lunch, and then we paid 2 lire each and entered Pompeii. A guide was at our disposal, but in Italy I found that guides are worse than use- less; they are always bent on some sinister object with the view of extortion, and they contrive to show you as little as possible of the things you most want to see. C. had warned me not to take a guide at Pompeii. However, one is included in the price of admission, and though he showed us no doubt a few things we might have missed, yet we should have done better had we said to him at the outset : ' Va Via ! ' which is a wonderful charm for getting rid of a beggar or any other similar tormentor.

" But though we could not feel that we had seen the wonders of Pompeii in all their fullness, yet we had a day that will ever live in our memories. It was indeed a realisation of my lifelong wish to take a walk through that city which was pre- served to us by what seemed to be its destruction. First let me say that it is hardly correct to speak of Pompeii as being covered with ashes. The materials by which it was entombed have the appearance of volcanic pumice or similar material.

"On entering we were first shown into the museum. Most

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of the really choice works of art and curiosities which ad- mitted of transportation, have been removed to the museum at Naples, which we were afterwards to visit, but there was much in the museum at Pompeii to interest us. The first objects I noticed were the remains of the locks to the doors. Not wholly unlike a modern ' Chubb ' were the facsimile models which had been formed of some of them. Perhaps the most interesting objects were the casts of the few bodies which were found. The bodies having disappeared, the hollows in the * ash ' were filled with plaster, by which means striking statues have been pro- duced. One of the most effective was that of a man who, in fleeing from the city, carried his money in gold coins in a belt around him. The belt is there directly under the cast, and the veritable coins are, we were told, preser\'ed in the museum at Naples. The cast of a woman who had fallen on her face is a graceful figure, and there was another pair which the guide said were mother and daughter, though how he knew this did not appear. The cast of a large dog was interesting also. Then many loaves of bread were to be seen which age had transformed into charcoal, but their shape was much the same as the loaves now made in Naples. Many vases and similar objects were also to be seen, but these we were told were much inferior to the specimens brought to the Naples museum.

"Then we commenced our tour through the streets. They were paved with ashlars, as the streets of Naples are now, but they were so narrow that the cartwheels had worn deep ruts, in some cases, I believe, fully five inches deep ; this at once speaks, as do many other things in the town, of the great antiquity of Pompeii. History, indeed, tells us that it existed for nearly four hundred years, and it is believed to have lasted much longer. The narrow streets were crossed by stepping- stones, the tops of which were flush with the sidewalks. Then we went into many of the houses ; for instance, into the banker's, where, in mosaic on the doorstep, was the inscrip- tion : * Salve Lucrum ' Welcome Money. The shops were numerous, and there were the jars in which the wine and the oil were preserved. Mills for grinding corn were to be seen. At the corners of the streets were fountains. The water often appears to have issued from the mouth of a figure, and the way the orifice was worn testified to the antiquity of the foun-

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tain, as did also the worn marks on the edge of the fountain where thirsty men placed their hands when getting a drink. It was very interesting to witness, so to speak, this super- position of one antiquity on another. Then, too, we visited the baths, in which there was a vaulted roof. As well as I remember, this was the only case in which the roof withstood the weight of the ashes under which Pompeii was buried. The baths are most elaborate. There was the seat on which the bathers sat, the receptacles for their clothes, the hot baths and the cold baths ^and even the Turkish bath, where there was an inner lining to the room, leaving a space of a few inches in which the hot air circulated. I was amazed at the plumbing work of the Pompeians. The pipes appeared to be formed of lead rolled and brought together on the edge or overlapped. Instead of the wiped joint which the modern plumber produces, his Pompeian predecessor was only able to make a joint in a very cumbrous manner. I saw a few mosaic pavements with figures of animals such as I have seen at Boroughbridge. We went, of course, into the house of Glaucus, but did not see the memorable Cave Canem inscription. We saw the interesting wall paintings and the disposition of the rooms in the building of a wealthy and luxurious Roman noble. In many of the courts and houses the statues were still left, and truly graceful and beautiful objects they were. Sometimes we saw marble troughs or marble tables; sometimes little niches in which beautiful mosaic made a becoming surrounding for a beautiful statue. Of special interest was the writing on the walls re- ferring to pending elections. Sometimes, I must add, objects could not escape our notice which it would not be seemly to describe. Then we saw the great theatre and the smaller theatre, and adjoining it we were shown what are said to be the barracks of the gladiators. But we did not see the amphi- theatre, which lies at a little distance. About two-fifths of the whole area of Pompeii has now been uncovered, and the amphi- theatre is in a detached part. It was specially interesting to visit the actual spot where the excavations were in progress. They were digging down into a chamber with wall decorations. Many of the objects found are broken, not, we were told, by the picks of the workmen, but by the falling in of the roofs of the houses quite an adequate cause, no doubt. Unfortu- nately the work which we were watching was only at the top

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of the room, and of course it would be at the bottom that objects of special interest would be found. But it was pleasing to see the gradual uncovering of a piece of mural painting in bright colours which had not seen the light for nearly 2,000 years. It would take many hours and many visits to see the whole of Pompeii. Baedeker would be better than any local guide, though no doubt the guides do show some few things. Our man seemed to be in a terrible hurry to get us through and get it all over.

"We paid a visit to Herculaneum on our way to Pompeii. That town was first covered with ashes, which seem to have been consolidated by water, and then the whole place was sealed over by lava. We saw the well by the sinking of which the existence of Herculaneum beneath the ground was accidentally discovered. We explored the theatre by the dim light of a candle, but there is little of interest in comparison with Pompeii. I believe that Herculaneum was really a far greater place than Pompeii, and there can hardly be any doubt that there are many treasures buried there. But excavations do not seem possible on any very extensive scale, as another town lies on the top. The papyri which were discovered have been brought to the museum at Naples."

On the following day my father paid the long-wished-for visit to Vesuvius :

"After a drive of six or seven miles along the same route as we followed yesterday to Pompeii we turned off to the left, and then we ascended, still on the same wonderfully paved road, until we reached a height where there was a splendid view of the Bay of Naples. I think the Bay of Dublin, in the mere matter of scenery, has nothing to fear in the comparison. Four hours brought us to the funicular railway. After lunch we took our turn as members of a party of ten for the steep ascent in the car. There were altogether about one hundred and fifty on the expedition this day, so that the place was pretty crowded. However, all were duly attended to. The funicular is nearly a mile long up the cone. The ashes were blown about by the high wind so as to create a dust which was very trouble- some. Indeed, a pair of goggles would be necessary to enable the ascent to be made comfortably. When, in about eight minutes, we reached the top we were pounced upon in the dust storm and the high wind by the yelling gang of miscreants

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and beggars that infest all Naples and its vicinity. These fellows had ropes and straps, and bawled out that they would haul you to the actual summit for two lire. Of course, their services were perfectly unnecessary. Cook has provided guides at the top ; moreover, there is a broad pathway over the cinders. The wind was blowing so as to carry the column of steam and fumes away from our direction, but we soon got whiffs, though I must say the sulphurous smell was not very pronounced. Gases and steam were coming from small holes around, and two or three I tried were so hot that the hand could not be kept there. F. had found the ascent in the funicular enough for her, and she remained in the shed at the upper end until the rest of us came back. I made my way by myself, for my travelling companion, Mr. Barton, got separated from us in the ascending cars, and we only met later. A few minutes brought us to the edge of the crater. There was a basin-shaped cavity perhaps half a mile across, and on the far side of it there was much yellow and bright orange visible. The smoke and ashes were discharged from a cone which was at the side. The top of it was above our heads, so that we could not look into it. The cone is a new one, having been developed within the last six months. We were told that the mountain seems to be threatening an outbreak of considerable magnitude. While we were there, there was a rushing sound, and a large number of stones were shot up I should say thirty feet above the crater, and tumbled down quite as near to us as was pleasant ; some of the stones, or blocks of pumice, or whatever they were, were visibly red hot even on this splendid day. I gathered a few specimens to bring home. We were rather hurried, and the driving wind, charged as it was with particles of cinder, made the sojourn very unpleasant. I should like, however, to have spent a couple of hours there at my leisure. The fact is that the way to profit by a visit to such a place as Naples is to spend the whole vacation in its vicinity. Use the first visit in getting a general impression and in learning the rules and practices by which the guides, as they call themselves, swindle, mislead, and frustrate you in every possible way ; and then pay a second visit with a relentless ' Va Via ' to all guides and beggars of every descrip- tion. They are always an intolerable nuisance.

"The various lava streams are of much interest. I was par-

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ticularly struck with the curious form the lava occasionally assumes, like the gnarled roots of trees. Various impressive pictures were also given of the fluidity of lava. Looking down from above, it could be seen like great branching streams spread- ing out on the plains below. From the top of the mountain it was indeed easy to see how such a comparative trifle as the inundation of Herculaneum was accomplished. Nor does it seem unlikely that other inundations might ensue which would submerge much of the present suburbs of Naples. In the frame of mind engendered by a drive through these streets of Naples, it seemed hardly unreasonable to wish that such a consumma- tion might be effected.

"On our way down from the mountain we stopped at the Observatory. It seemed to me a very poor place. The instru- ments were in charge of some person who did not seem to under- stand much about them. The building is, however, a splendid one, and it seems a pity that such a place should not be well worked. Of course, I need hardly say that it only exists for the purpose of studying the earthquake phenomena. The seismometer rested on springs and stood simply on a deal table. Our drive back was tolerably pleasant. We saw the great P. & O. steamer I forget her name which was blown ashore a few weeks ago, and in that tideless sea has not yet been got off. Then back to table d'hote and bed. There were plenty of people in the hotel disposed to be friendly, but after so many hours in the open air sleep was acceptable. "We toot a peep at the light from Vesuvius before going to bed. Of course, I need hardly say that in the present state of the mountain the so-called flames seen from the crater are merely the reflection of the incandescent materials from the matter which has been projected aloft."

"April loth. The first part of it we devoted to the museum at Naples. It is an admirably arranged structure. Of course the chief interest centres in the Pompeian collection. There are brought together all the choicest objects which could be transported from Pompeii. There are to be found the small objects, the coins, and the medical and surgical appliances. There are to be seen many bottles of Pompeian oil and wine. The collection of glass truly astonished me. There are the bedsteads, the vases, the grains of corn and other cereals, and multitudes of other objects too numerous to mention. Many

3^7

Reminiscences of Sir Robert Ball

of the best frescoes are exhibited here. But the colours have faded. Indeed in any case the Pompeian frescoes do not re- present any very exalted style of artistic development. The Romans were mechanics and engineers, but not artists, and the choice works of art were brought from Greece.

"In the afternoon we went by train to Pozzuoli, the Puteoli of the Romans, where St. Paul spent seven days. This was an exceedingly interesting trip, and would have been a perfect one on this exquisite day except for the intolerable nuisance of the guides. I promised one of these miscreants i]4 lire, and his whole object was to drag us off to things which we did not want to see and to get us to ' try the wines,' and, in fact, to frustrate us generally. We missed much that we should have seen, owing to this scoundrel. Of course the best way would be to make one visit with the guide and then to make another privately. In the only places where his services would have been useful he was not forthcoming. But, all the same, we saw much. The first thing was the Serapeum. Of course I had been long familiar with the Temple of Jupiter Serapis, in the frontispiece to Lyell's ' Principles of Geology,' but it was, indeed, interesting to see these celebrated columns with the holes bored by the shells. The lower part of each pillar was protected by the ashes which had fallen around it, so that when the submergence took place it was the intervening zone which was attacked. Then when the land rose again, the whole was brought out of the water. Next we went to the Solfatara. This is one of those craters in the Phlegraean fields to which I have so often referred in my lectures. The entrance fee is, as usual, half a lira. We entered a circular area filled with undergrowth and surrounded by a range of cliffs. The soil is largely of white material, used for cement in many places, and hot air and sulphurous vapour are breaking out. At the entrance of the cavern there is a great volume of sulphurous vapours rushing forth, and for a few coppers a man stoops down and goes in and brings out specimens of sulphur crystals and minerals almost too hot to touch. Then another man takes a big stone like a cannon-ball and bangs it down on the ground. It is supposed to show the internal fluidity of the earth by the hollow resonance and the peculiar trembling that is experienced, but I cannot truly assert that the evidence was quite convincing. Here, again,

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the wretched guide misled us, and prevented us from seeing certain caves we much wanted to visit. His little game was to get us to buy some of the ' very good wine ' which was to be had there. But it was quite plain that we were here actually walking over the floor of a crater which had been active once, and to all appearance might easily become so again.

"Then we went to the third of the sights at Pozzuoli, namely, the amphitheatre. The aim of the guide was to induce us to go to Baiae, where we did not intend to go, so at the amphi- theatre he said his duties were at an end, and I gave him the sum agreed on, and half more, and oflf he went. It will illus- trate the cussedness of these gentry when I say that the amphi- theatre was the one place where a guide would have been useful. His services were supposed to be included in the admission of I lira each, but, of course, in conformity with Neapolitan practice, directly we had paid there was no guide forthcoming. We had to grope our way round as well as we could. It is truly a splendid amphitheatre not, of course, nearly so vast as the Colosseum, but it would certainly seat 20,000 or more spectators. I was amazed at the highly elaborate structure of the part beneath the amphitheatre itself. It was honey- combed with great corridors, with the dens for the wild beasts, and with trap-doors through which they could be shot up into the amphitheatre, either to kill the Christians or to be slain coram populo by the gladiators. Amphitheatres are abundant ; this is the fourth that I have seen in Italy.

"As we stood at the station a man offered to drive us back to Naples seven miles for 2 lire; so we closed with him, and had an interesting trip home, along the shore for the greater part of the way. A range of hills dividing us from Naples was pierced by a long tunnel. It was lighted with lamps in the dark part, and at the middle was an elevator by which ascent could be made. There was a tram-line also through the tunnel, and a rich Neapolitan odour pervaded it from end to end. A quiet evening closed a pleasant day."

"April nth {Thursday). We went down to meet Mr. Bidder at the Aquarium, the celebrated Zoological Station at Naples. This place interested me much, and I had the pleasure of being introduced to Dr. Dohrn, the illustrious director; and indeed he may well be proud of the ' Station ' when he is able to say, as he did, that half of the biological work done all over Y 369

Reminiscences of Sir Robert Ball

the world is done here. This is a wonderful degree of success and made our visit there one of much interest. Mr. Bidder is one of their most diligent and successful students. He has worked at ' Sponges, ' and is said to know more about them than any man living. The Station was founded by Dr. Dohrn, who had about ;^3,ooo of his own to start with. After much negotiation the muncipality of Naples gave him the site in the gardens on the sea front. But the ;^3,ooo was not sufficient for the erection of this splendid place. He was on the brink of failure and despair, when Balfour and Foster and some others in Cambridge came to the rescue and provided ;^ 1,000 to help a little further. Then I believe the German Government gave ;^4,ooo, and I believe the Italians gave some- thing; and in one way and another the Zoological Station at Naples became an accomplished fact.

"To provide the current expenses of ;^7,ooo a year, tables are let to different countries or institutions. Cambridge, Oxford, and the British Association each pay the sum of ^^loo a year for a table. Each of these bodies can then send a man to work at the table. At present the Cambridge table is worked by our old friend Laurie, of King's College. He spent an evening with us at the hotel. Working at a * table ' means having the whole resources of the place at your disposal. Boats dredge and bring in the material, and there are tanks, chemical and photographic laboratories, and libraries, so that all biological researches can be carried on in the most advantageous manner. There are, I believe, about forty tables, but they do not defray all the cost. The balance is made up by subscriptions from various governments. Bidder explained to me that the special advantage of the Station lay not so much in the fact that it brought the resources of the Mediterranean to naturalists, as that it had now such an international character that all biological workers there met each other, or at all events heard of each other. It is, indeed, a biological museum in the highest sense. It illustrates the value of an autocracy. Dr. Dohrn is the master of everything.

" The Aquarium is an appendage to the Station ; it occupies the ground floor, with apartments overhead for the scientific work. But of all the aquariums one has ever seen or heard of, there is none like this. Nor is this to be wondered at. There is a twofold reason. In the first place there is the Bay

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A Visit to the Riviera and Italy

of Naples, with all the resources of the ^lediterranean ; and then above stairs is the ever-active band of forty of the most eminent biologists in the world engaged in the study of marine creatures, ever stimulating the capture of new and interesting specimens, and seeing that those which are exhibited shall be properly tended.

"As to actual fishes, I did not see anything which impressed me so forcibly as the muraena, or Roman eel. This was a great delicacy in the time of the Caesars, and we are told that they were kept in ponds and specially fattened. They are like congers, with a deeper back fin and elaborately marked with golden lines. They live sociably with a few congers, and seemed to delight in staying with the greater part of their bodies concealed in old pottery and drain pipes, which were provided for the purpose. I would far rather eat a conger than a muraena so far as looks go. There were several large mullet and other fish, and an electric torpedo, which is common in the Bay. One of these creatures is always available for visitors to experi- ment on. Mr. Bidder says, with obvious truth, that the source of the electricity is in this wise. Under ordinary circum- stances it is an electric current which gives the muscular stimulus; and, generally speaking, of course most of the energy developed is muscular energy, but under certain circumstances the energy developed is mainly electrical. Natural selection might obviously produce this as a develop- ment, to a monstrous extent, of an agent which in a much less developed form had fulfilled a totally different purpose. In many of the tanks there were remarkable molluscs. Chiefly did I notice there gigantic whelks, or creatures of that descrip>- tion, whose shells are very familiar. They seemed to thrive. There were also many kinds of sea urchins which appeared vigorous, and some of the feathery starfishes were wonderful. There were few living corals, the waters they inhabit being too deep to be represented in the Aquarium; but there was one beautiful orange coral which flourished. Bidder also showed us many sponges, in which we could see the currents of water flowing in through the small holes and out through the large ones. The tanks were, indeed, filled with marv^ellous objects. I can only mention one or two of the pelagic animals. One of the most striking was a remarkable beroe, the action of whose cilia was like pearls of light running along his

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Reminiscences of Sir Robert Ball

meridians. Then, too, there was the Basket of Venus, a lovely delicate transparent creature. These live but a short time in the Aquarium. To enable them to be seen they are placed in large glass tubes six or eight inches in diameter, which stand up vertically in the tanks.

"After our visit to the tanks was over, we had only a quarter of an hour for a run through the great biological laboratories. There we saw Laurie at his work upon annelids, I think ; and then we returned to the hotel, and off to the train for Rome."

To judge from the diary, the famous Baths of Caracalla were the chief object of interest in the Imperial city. Under date April 13th my father wrote :

"In the afternoon we went to the Baths of Caracalla, a truly imposing structure, larger than St. Peter's. It must have been gorgeous in the extreme. The interior of the great hall, the Sudatorium, was supported by majestic columns of porphyry brought from the eastern Egyptian deserts. But some of the Popes, wanting porphyry to decorate St. Peter's, pulled down these columns and with them the roof of the mighty bath. Even that they could not do except in such a bungling manner that they killed eighteen men. The roof was made of con- crete, and gigantic blocks of it are to be seen. The secret of these colossal buildings is that slave labour was employed. The slaves captured in war were worked to death if necessary in these huge works. But the Romans must have been won- derful engineers and architects, and must have possessed marvellous skill in organisation to apply all that unskilled labour to the construction of such wonderful edifices. It seems hard to believe how merely wood fuel (and, of course, they had no coal) could have been adequate in maintaining the necessary temperatures for a Sudatorium in chambers rivalling cathedrals in magnitude. It is stated that 1,000 people could use the Baths of Caracalla at once. Around it were gymnastic grounds and music-rooms; and it seems that all were free."

372

CHAPTER XVII

SIR ROBERT AND THE GAME OF GOLF

SIR ROBERT became a golfer in or about the year 1892. He first joined the University Golf Club, which at that time had its links on Coldham Common, Cambridge, but he sub- sequently went to Royston, where he soon became a familiar figure on the heath. He used to say that golf was the only outdoor game which a one-eyed man could play, as the act of hitting the ball made no demand on the faculty by which the two eyes judge distance. He was what Bernard Darwin would call a remorselessly steady player, and many is the time he beat the man with a low handicap.

Amongst those who used to play golf with him considera- tions of space will only permit me to mention four. The first of these was his brother-in-law, Mr. L. E. Steele, with whom he played at Royston every summer for eighteen years. He also played with the Rev. F. Brindley, a son of the head master to whom allusion has been made in the early part of this volume.* "Fred " Brindley was a constant and ever-welcome visitor at the Observatory. He joined in many a game at Royston. Here is a characteristic letter written by my father to him (July 2nd, 1902) :

"It is very good of you to have remembered the birthday. Yes, I am sixty-two, and as I took 130 to go round Royston when I was fifty-four, and as I only take 104 now, it is easy to work out that by the time I am ninety I shall have lowered the record on Royston Heath ! Is not this interesting ?

" We are going to spend a few weeks at Cromer in the autumn, and then I shall do my best on the links there."

Another golfing friend was Mr. Arthur Barker, F.R.C.S. He was, and I believe still is, a member of the Royston Golf Club, and my father, coming over from Cambridge, used to meet him there for many a pleasant game. The families of

See p. ig, ante. 373

Reminiscences of Sir Robert Ball

Barker and Ball have been intimately associated for many- years. Two letters which he received from my father show that Mr. Barker was something very much more than a mere golfing acquaintance :

"R.M.S. Saxonia,

"January i^h, 1902.

" I am returning from America oppressed by the feeling that the one opportunity of my life has been lost !

"In the Mississippi, near Davenport, stands an island of 1,000 acres preserved by the Government, and still in its primaeval simplicity. The only thing that has been permitted in the way of interference with the natural beauties of that island is the formation of a golf course. I was there. I saw the island and I was invited to play, but like Mahomet when he looked upon Damascus, I refused, and for the same reason : ' I know one paradise' [Royston, fare, is. 5d. from Cambridge.], 'I will not look upon another.' If I had not been driven by a slave driver to catch a train, I am afraid Mahomet's reasoning (which has only this moment occurred to me) would not have prevailed. No, I didn't play a game all the time!

" But I had a magnificent trip from first to last. I caught all my trains, gave all my lectures (some forty-five), and gathered up all the time all the entertainment and instruction I could. I have never spent an equally busy period of instruction and interest. The kindness and hospitality of the Americans was boundless, and, I think, I may say I have seen every side of American life from the far West to the Fifth Avenue. It will take twenty rounds at Royston to tell you of my wanderings, of the places I saw and the people I met. The conclusion I have come to is that Britain may put up its shutters! We are beaten to nothing not only in trade or wealth (I don't care about that), but in science, education, and wholesome life and progress ! "

In 1905 Mr. Barker had invited Sir Robert to make a joint golfiing holiday with him. He received the following reply (April 2nd, 1905) :

" There is nothing I would enjoy more than the Cruden Bay trip and with you.

" Not to mention the excellent company, the time would suit me, the golf would suit me, the tariff would suit me, and I know I should like the place, and the porridge. I don't want any whisky and they don't provide it, you tell me, so the thing seems ideal. There is only one difficulty, but it is a fatal one. We are now, as you know, living a life, and a very happy life, too, as Darby and Joan, as the young birds have flown. I am obliged to leave home sometimes for short occasions on business, it may

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be for lectures, or for public functions that cannot properly be missed, and in a couple of months the Irish Lights cruise must be made. I don't mean to say that these trips are only business, for I enjoy them greatly, but, nevertheless, they are business and have to be attended to, as grievous loss would otherwise ensue.

"I shorten these necessary absences by every hour I can, but the conclusion to which these remarks tends is that I must sternly refuse any such attractions as those of the trip to Cruden Bay.

" My dear and valued friend, I have told you exactly how the matter stands, and you won't be angry with me. I shall be free all next term for a round at Royston whenever you will do me the honour."

The last golfing friend to whom I would refer is Mr. J. D. Duff, Fellow of Trinity College. He was a member of the Royston Club, and as a resident in Cambridge, who lived not far from the Observatory, he was nearly always available. My father used to enjoy greatly his games with Mr. Duff. Of him he wrote to a friend (August 26th, 1903) :

" Duff, my golfing companion, is dividing his summer between golf and learning Russian ! He does not know which is the most amusing, and certainly pronounces Russian the better exercise!"

Mr. Duff has very kindly written an account of his relations with my father. I gladly insert it in these pages for a special reason : he has been able to express his opinion with a freedom not permitted to one who is nearly related to the subject of this memoir :

"Sir Robert Ball's life included many activities in which I had no share. Of the sciences, in which his reputation was made, I knew nothing; nor did I ever do business with him, or sit on any board of which he was a member. Yet for more than ten years I had the happiness to enjoy very intimate relations with him. This came about because we were in the habit of playing a game which brought us together for five or six hours at a time, and alone together, except that we each had a small boy walking at our heels and carrying the imple- ments of our game. The game was golf; and the place where we played was Royston Heath.

"It was at Royston that I first saw Sir Robert and first made his acquaintance about the year 1900. Soon afterwards it became a settled thing that we should play there once a week, generally on Saturday, during term time and Long Vacation, if engagements allowed and the weather were at all tolerable.

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"It takes a long time to play golf at Royston from Cam- bridge. There is a train journey of thirteen miles, and the trains do not fit. Then a considerable distance divides the Observatory from the station at Cambridge, and a shorter distance Royston Station from the Heath. And, after all this, there is an exasperating walk between the club-house and the first tee. Yet, if you had Sir Robert for your companion, you did not find all these stages and delays tedious, nor yet the interval that followed between tea and the returning train. His custom was to drive from the Observatory, and call for me either at my house or in College. Arrived at Royston, we drove to the Heath in a bus, had a mouthful of lunch, and started for the first tee. He never went to Royston in his golfing clothes, but changed there before and after playing. It was a marked trait in his character that he disliked anything slovenly or slipshod in the way of dress ; he would have agreed heartily with Scott's objection to ' bedgown and slipper tricks ' for able-bodied men. Yet he was not at all critical of other people who might be less particular as to their travelling garb. In play- ing, he wore flannel clothes, dark jacket and light trousers, dark cloth cap, and tennis shoes with stout soles. He did not smoke himself, and in returning from Royston he generally avoided the smoking carriages, which were apt then (for things have improved since, and third-class smokers have learned better habits) to be somewhat unattractive after plying all day between Cambridge and London.

"The heath at Royston was not intended by Nature for golf; the soil is chalk and the hazards are artificial. One of these hazards is, or was, a plantation of whin bushes on the way to the thirteenth hole. When Sir Robert first saw this obstacle he laughed and said to me : ' If whins would grow here at all, the whole heath would be covered with them.' Time proved him to be right : the whins never did well, and now offer no impediment to the feeblest golfer. Yet, in spite of natural defects, the care of the green committee and the feet of many golfers have done wonders. Apart from golf, the heath is a delightful place, with fine, fresh air blowing over it, and wide views of a great surrounding plain of corn- fields and distant woods. Many parts of it are covered with all the flowers that grow on chalk, from the Pulsatilla and cowslips of spring to the spiraea and blue scabious of late

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summer; milkwort, blue and red, grows all over it, and there are many kinds of orchis. Natural knowledge of all kinds came easy to Sir Robert, and I learnt from him the names of many of these plants. I think we both felt prouder of our pretty Pulsatilla when he had looked it out in his Bentham and found that it was ' rare.' There it is far from rare : parts of the heath are blue with it about Easter time.

"He took pains with his game, and improved steadily for some years. He was one of those golfers to whom the introduc- tion of the rubber-cored ball made a real difference in the success and pleasure of their game. The first of these balls was the Haskell ; and there was also an inferior variety called, I think, the Kemshall, of which I had procured some specimens. He was rather unwilling to abandon the old ' gutty,' which he had always used; but I did induce him one day to play with a Kemshall, and his conversion was instantaneous and com- plete. He carried few wooden clubs, but a fair number of irons, with which he often did useful work when approaching the hole ; and he was a careful and steady putter. Before long he was able to complete the round in considerably less than a hundred strokes. But he played golf in the right spirit the spirit which would have satisfied even that remarkable purist of golf, the late Mr. George Glennie : the card and pencil were never to his liking; he cared little for his score and much for his match. We never took cards from the club-house; we paid no heed to monthly medals or bogey competitions ; but we each worked hard to defeat the other, and spent many happy hours in that endeavour.

" Ball was an excellent partner, and entirely free from those faults which mar some of the best of men when they have a golf-club in their hands. He was incapable of arriving at the hole-side and there stating that he was totally unaware whether he had played five or six. When his antagonist played the most infamous strokes, he never expressed either surprise or pity; when a putt of six inches was missed, he never laughed. Yet good men have done such things. His native tact told him that a stony silence is the only true politeness on these melancholy occasions. He realised, too, that the game had an ancient and honourable history, and he treated it with respect : he would never have proposed to a partner to ignore stymies, or to omit the bye and walk home, when the match was over I

Reminiscences of Sir Robert Ball

If he had a fault as a golfer, it was that he moved rather slowly up the steep Royston hills. But he was always most willing to let others pass; and, if the couples behind him were some- times kept back, he was such a general favourite that to be kept back by him was no grievance.

"On the way to Royston, and still more on the course, we talked constantly on all kinds of subjects. There were few things we did not talk about except the ' shop ' of our respec- tive studies; and that abstinence probably did something to make Royston a more complete change. Yet I heard much from him of contemporary men of science, all of whom he knew, and whom he was in the habit of meeting at the Royal Society and elsewhere. I once said to him that I was one of the few persons in England who had never heard him lecture. At the time he said nothing; but the next time that he gave a popular lecture in Cambridge I believe it was for the benefit of the Y.M.C.A. he sent me tickets, and I heard him lecture on * Nebulae,' and saw at once how well he deserved his repu- tation as a lecturer.

"But our talk ordinarily turned on more general subjects. He had seen much of life, and seen it with an observant eye ; and his remarks whether on the ways of men and women he had known, or on the causes of success and failure in life, or on marriage and the training of children were always worth hearing. It seemed to me that, beyond most men, he under- stood the rules of a game more complicated than golf the game of life and that he practised them with success. Yet no man was more actively kind to those who had proved less able to master the rules and had lost most of the holes in life's round to victorious fortune. He had, with an Irishman's face, an Irishman's love of fun, and his sense of humour was one of the most obvious things about him. But one always felt that behind this there was no common degree of practical sense and of that shrewdness which is sometimes supposed to be monopolised by another part of Great Britain. I suppose that he had his share of troubles and worries, but he kept those to himself. His good spirits were unfailing. He was always an easy and copious talker. At times he told stories ; yet he never fell into the pitfall digged for the feet of most men who tell them. From him I never heard a story which I knew already, or a story which failed to amuse. Many of his best stories

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Sir Robert and the Game of Golf

were dry sayings of Americans. He knew that country and had a marked Hking for its people. He admired their achieve- ments in astronomy; and he admired also their mastery over the minor arts of practical life. Thus I remember his praising the skill of American barbers as far beyond the European standard; I believe he said that, after one of these artists had shaved you, it was superfluous labour to shave the next day !

"I have said that Sir Robert Ball was a general favourite. It was one of the first things that you noticed when you went about with him. Everyone knew him, and everyone liked him. It was curious to watch the railway guards and porters, the club servants and the caddies : every face brightened at his greeting. On the heath it was the same : if we came within hail of a couple, one of the two was sure to recognise him and speak. A superficial observer might have supposed that a man so universally popular dealt only in pennyworths of friend- ship, so that everyone got some from him and no one got much. But such a supposition would have been utterly wrong. Just as he seemed to combine the light heart of the Irishman with the long head of the Scotchman, so his pleasantness to all the world did not exclude the power of deep and strong attach- ment to particular persons. If you were his friend, he had, more than any other man I have known, the power to make you feel, without any demonstrativeness on his part, that your friendship was pleasant to him. He had, what is rarer than is generally supposed, a keen sense of his friend's joys or sorrows. Nor was his friendship limited to yourself. If he visited a place where your boys were at school, he hunted them out and tipped them ; your mother and sisters were people whom he wished to know and took trouble to see. How many friends can any man count who will do all this as a matter of course ?

"We played our last round of golf together on Monday, January 15th, 1912. The day before he had taken my children round the Observatory and shown them the great telescopes. At Royston he seemed in his usual health ; but he walked very slowly so slowly that we had to omit several holes in order to catch our train. That was the end of one of life's pleasant things.

"This is a bright day in April, and on Royston Heath the Pulsatilla is even now opening its purple flowers to the sun. But there are some for whom neither place nor flower can ever have quite the same charm again."

379

CHAPTER XVIII SIR ROBERT AND POLITICS

BEFORE he left Ireland my father took no very active interest in politics. He was known to be a Unionist, but it is probably true to say that his scientific attainments had earned the respect and admiration of every Irishman, whether Unionist or Nationalist, Protestant or Roman Catholic. When the second Home Rule Bill was under discussion he chanced to be at an entertainment in Dublin where many eminent men were gathered together. A cleric who had attained high preferment in the Roman Catholic Church was at pains to assure the Astronomer Royal that, whatever changes might be made in Ireland when Home Rule was achieved, men of his standing would not be interfered with. "I am glad to hear it," was the reply. "As the name of Sackville Street has recently been changed to O'Connell Street, I had grave appre- hension lest a Nationalist government might begin to tamper with the constellations. I feared I should live to see the day when I should ' look on great O'Brien sloping slowly to the West ! ' " *

He went to a political meeting for the first time on February 15th, 1893. Writing from Cambridge to Mrs. Millington, he said :

" This evening I went for the first time in my life to a political meeting to hear Mr. Blake, formerly Prime Minister of Canada, and now an Irish Nationalist member. There is an extra- ordinary difference between the smooth way in which they present Home Rule over here and the actual reality as we know it. But Gladstone has very few supporters here, notwithstanding that his daughter as head of one of the Newnham halls is a nota- bility of the place."

He had something to say about Old Age Pensions and the Coal Tax which was imposed during the Boer War in a letter dated April 23rd, 1901 :

* See "Locksley Hall," v. 4. 380

Sir Robert and Politics

"I read with much interest about the Old Age Pensions. The cost of this awful w^ar would have provided for ever 400,000 pensions of 5s. a week. Is not the wrath of the coal owners splendid ? The men who have been fleecing us to the tune of los. or 15s. of a rise in coal last year are now whining that a rise of is. will paralyse trade and ruin the country. I hope for once Hicks Beach will sit tight. If he does not I will become a Home Ruler. He ought to have made the tax half-a-crown. I saw somewhere lately a calculation showing that the abnormal profits pouched by those coal owners in last season exceeded ^20,000,000."

In 1902 it was rumoured that Mr. Lecky, who with Sir Edward Carson represented Trinity College, Dublin, in Parlia- ment, was about to be raised to the Peerage. The question having been mooted as to who should succeed him, it was suggested that Sir Robert Ball should come forward.

He decided not to become a candidate. Dr. Salmon, who wrote approving his decision, expressed some interesting views on University representation :

" I consider you have been wisely advised in deciding not to allow your name to be put forward. If you had remained at Dunsink I should not have approved of your being absent. Lecky has made a first-rate figure-head for us, and you, too, would have been a creditable one ; but as things are we are not likely to secure anyone whose name is known outside our island. The claim for Universities to representation has of late years been strongly criti- cised, but it has been a good practical answer that the three constituencies send such representatives as Foster, Jebb, and Lecky. On these grounds I think the University authorities are well justified in not being severe in their requirements from eminent professors. Macaulay notes with pleasure that Cam- bridge was represented by Sir Isaac Newton in a deputation to James II. If the Cambridge authorities could have strained a point in your case, all Universities would have been the better for its lead. I admit that in your case a good deal of straining would be necessary."

In 1904 he was Chairman of the Cambridge Universitv Representation Committee. Sir Richard Jebb having been chosen as candidate to represent the University in Parliament, he wrote to Sir Robert (January 22nd) :

" I am grateful to the meeting over which you have presided for their decision to support my candidature in conjunction with that of Mr. Rawlinson."

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Reminiscences of Sir Robert Ball

The committee supporting Sir R. Jebb included the Rt. Hon. Austen Chamberlain, M.P., and the Rt. Hon. Alfred Lyttelton, M.P.

Apart from University politics my father did on one or two occasions notably during the General Election of 1906 enter the wider political arena. He addressed public meetings in support of Mr. Almeric Paget, who was candidate for the town of Cambridge. But the atmosphere of political meetings was uncongenial to him. In his element on the lecture platform, he was out of it when attempting to convince the sturdy and in- dependent elector. At one meeting he was much disconcerted by an interruption from the back of the hall : " I say, Pro- fessor, you've got your eye to the wrong end of the telescope ! "

In December, 1905, Mr. S. H. Butcher was chosen to stand for the University of Cambridge. He wrote to Sir Robert (December 17th) :

" Let me thank you for your telegram, so promptly sent, containing, the decision of the meeting. To receive so unanimous an invitation is a signal honour ; no one could feel it more than I do. Yesterday evening I could merely wire in a word or two the fact of acceptance; but may I now add to that a request that you will express to your Committee and, if possible, to a larger body of my supporters my profound and grateful appre- ciation of the honour."

At the Election in January, 1906, which resulted in the return of Mr. S. H. Butcher and Mr. J. F. P. Rawlinson, K.C., as members for the University, Sir John Gorst was the opposing candidate. Mr. Rawlinson has been good enough to record his impression of Sir Robert as Chairman of the Representation Committee at a time when Cambridge politics were in a some- what troubled state. He wrote as follows :

" Your father carried out the work preliminary to and con- nected with the contest with extraordinary tact. As Chairman of the Committee he was as a rock against which the waves of controversy beat in vain. His energy, too, was amazing. One had only to write to him, and a thing was done. He accepted responsibility with the greatest readiness, and I formed the impression that I was dealing with a really great man. What struck me most about him was his marvellous power of dealing with men whether friends or foes. Indeed, I think he was almost a genius in this respect ; and while he fought on our behalf a strenuous fight, he made no enemies from first to last."

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Sir Robert and Politics

That Sir John Gorst carried away none but pleasant re- collections of the contest appears from a letter which my mother received shortly after my father's death :

"84 Campden Hill Court,

"London, W. "Dear Lady Ball, ^'^ovember 26th, 1913-

" I cannot help, in recollection of our old days of friendship at Cambridge, writing a line to express to you my sorrow at the death of my old friend Sir Robert, and my sincere sympathy with all your family, who are bound together by ties of the deepest affection. We spent many happy times together in the past ; and though I have been for some years parted from Cambridge, I still retain a fond memory for the friends I was so intimate with there. I hope that with the healing influence of time the bitterness of the sorrow you must all feel will be assuaged, and that the recollection of your dear husband will be a sweet memory for your life.

" Believe me,

"Yours faithfully,

"John E. Gorst."

In 191 1 my father was invited to become a candidate to repre- sent the University of Cambridge in Parliament in succession to Mr. S. H. Butcher. He refused to allow his name to be put forward, but he consented to act as chairman of committee for Sir Joseph Larmor, who was subsequently elected. His reasons for declining to enter Parliament are given in a letter to a friend :

"I have been asked, nay, pressed, to stand for the Univer- sity, and have been assured in most influential quarters that there would be no opposition. But it is impossible. Such a career should not be commenced by a man over seventy. I have found it hard to niake some of my friends admit this point, but I have not entertained the notion for a moment. Controversy with Nationalist members is not my line in any case.

"But I do not mind telling you that I have been greatly touched by the kindness and confidence that is shown to me by all these friends. People whom I would never have expected to do so stop me in the street or ring me up on the telephone with the same story, and no one more urgently than our excellent Rawlin- son, M.P. They credit me with all sorts of virtues that I don't possess, and especially common sense. They say that now I have given up my lectures and the University Council I would have plenty of time, etc., etc.

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Reminiscences of Sir Robert Ball

"The humour of the situation is that troops of the most non- descript and unknown poHticians are writing to offer themselves ! I have had three letters to-day from men I have never heard of before, and who speak as if I had the gift in my pocket."

Sir Joseph Larmor having been chosen as candidate, Sir Robert threw himself with all his energy into the contest. Writing again on January 26th, he said :

"Ordinary politics ought to have no place in a University election. If we are merely to send the type of man that would do for Eatanswill or Little Diddlington, the sooner the Univer- sity is disfranchised the better. Every day I thank my stars that I am in it, not as a principal, but only as Larmor's chairman. In that capacity I have ten Heads of Houses and innumerable Professors already under my baton. We have a strenuous lot of most capable people working, and it is really great fun."

After it was over he wrote again to the same friend (March loth) :

" We had a keen fight at the election. The other side really worked their canvass much better than we did, and they had a fortnight's start. I think they wrote personal letters to all the electors as well, otherwise we should have had a much bigger majority. Ridgeway's letters in the Times were most effective.

" If they begin to pay the members there will be an element of bitterness in elections which is now wanting. I see by the papers that there are already scores of actions for libel arising out of the last elections. Will not these be multiplied and intensified if it can be urged that the libels not only attributed views to a candidate which he abhorred, but also robbed him of :;^400 a year ? Juries will take account of this, even though judges may tell them they should not do so.

" Mr. Harold Cox was, in his undergraduate days, by way of being a ' Positivist ' (whatever that may mean). Someone wrote to say that the professors of that faith in Cambridge were much divided inter se. Cox replied that this was a calumny. The ' Positivist ' body in Cambridge were entirely united. This he knew, because he and his brother formed the entire party and they were in absolute agreement!

" We chaffed the supporters of Cox by pointing out our good feeling in abstaining from bringing Cox's Positivist proclivities before the notice of the electorate. They quite acknowledged this, and said that in consequence of our courtesy they abstained from comment on the fact that Larmor was an Ulster Presbyterian !

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Sir Robert and Politics

"I am retiring from active participation in political matters here. The wonder to me is how I ever got involved in them. I have just four more lectures to give, the first on Wednesday next at Plymouth; the last at Eastbourne on April ist (save the mark !). I have a fine collection of invitations to lecture which I had to refuse. But they have now ceased to come."

Although he retired from active politics after Sir Joseph Larmor's election, his interest in matters political remained unabated.

On October i8th, 191 1, he wrote to a friend:

" It seems that the Eighty Club went to Arran. It included, I blush to say, some Cambridge men. They report here that the Isles of Arran have given up fishing or kelp burning. I suppose the peasants have discovered a more lucrative industry and one that is no trouble, namely, Old Age Pensions. Sixty pounds a week is doled out there in p>ensions, as it appears that owing to the peculiarities of the climate even young men are over seventy years old !

"You or I might see in this new industry merely one more illustration of the way in which the Old Age Pension scheme can be abused. I wonder how many Arran Islanders would want Home Rule, accompanied by the condition that they were to look in future to an Irish Parliament for the two weekly half-crowns !

"I have in front of me 125 applications for the post of gardener here, nearly all of them the result of a single advertise- ment in the Morning Post.

" They offer to grow me pineapples, fresh green peas for Christmas, and ripe strawberries every day of the year ! I sternly say : ' Can you see weeds, and will you pull them up ? ' "

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CHAPTER XIX

THE END

TOWARDS the close of his life my father was troubled with the symptoms of a malady which in a younger man would have soon proved fatal. A strong constitution, however, carried him through for a considerable time, but for two years he was unable to do any active work. He was wholly confined to bed for the last six months.

In sickness, as in health, he was always thoughtful for others. One of his kind nurses told me that he was a patient who never forgot that the nurse sometimes gets tired.

But all that gentle hands and skilled nursing could do failed to keep him longer with us, and he passed peacefully away on November 25th, 1913, having borne a long and trying illness with characteristic patience. Suspended above his deathbed was an almanac in which the favourite mottoes of various eminent men were entered on each day of the year. The motto, which he himself had chosen, for November 30th was a passage from Carlyle a passage which, in going through his papers, I have since found noted by him so long ago as 1879 :

" Happy is the man who has found his work ! Let him ask no other blessedness. He has a work, a life purpose ; he has found it and will follow it."

The funeral service was held in King's College Chapel on November 29th, in the presence of a large congregation, which included representatives of seats of learning and scientific societies from all over the cotintry. During the service his favourite hymn, "Rock of Ages," was sung by the choir to which he had listened so often on Sunday mornings. He was carried from the chapel through the great west door, and was laid to rest in St. Giles's Cemetery, on the Huntingdon Road, at Cambridge, not far from the spot where his predecessor, the discoverer of Neptune, was buried twenty-two years before.

386

The End

iWhen the last rites were performed his grave was lit up for a few moments by the sun he loved so well.

I conclude this memoir with one of a great number of letters which my mother received after his death :

" Trinity Lodge,

"Cambridge. "November 25/^, 191 3. "My dear Friend,

" So all the long struggle is now over, and even your loving unwearied care can do no more. How much love he carries away with him! Ever since he came to us from Ireland he has been sowing and reaping affection on all sides so kind, so cheery, so beautifully sympathetic. I cannot dwell upon our public loss. WTien shall we ever again have a lecturer whose science cmd wit and playfulness combined can absolutely rivet any audience from a savant to a little child ?

" But I am thinking now of the charm of his goodness and kindness, and what the silence must now mean to those whom he loved best in his happy home.

" I can say with truth that no day has passed for many weeks without my thinking of his invalid bed, and of her who watched him so tenderly. You will have your reward in every remem- brance of him in the years to come on earth, and, as I believe, in the infinite years that come after.

"With love from us both,

"Believe me, affectionately yours,

"H. Montagu Butler."

3S7

APPENDIX

A CATALOGUE RAISONNE OF SIR ROBERT BALL'S MATHEMATICAL PAPERS

BY

E. T. WHITTAKER

[When sending- me the following catalogue raisonne of my father's books and mathematical papers, Professor Whittaker wrote :

" Here is my attempt to sketch the development of Sir Robert's mathematical researches. ... You must use your judgment as to whether it is suitable for publication in the ' Reminiscences.' On my part it is simply a slight tribute of affection to one whom I loved more than any other of my teachers."

The reader who refers to p. 152, ante, will find that the esteem and affection of pupil for teacher was warmly reciprocated.]

It is interesting to trace the steps by which Ball was led to the mathematical discoveries which are associated with his name ; especially as his earliest papers gave no indication of the direction in which his energies were ultimately to be concentrated.

The first of them, written in 1865, when he was a candidate for Fellowship in Trinity, is purely algebraical,* and is of interest chiefly as showing that he already possessed that unifying and co-ordinating power which made him in later life the prince of expositors. Taking in succession the methods of solving biquadratic equations which had been given by Ferrari, Simpson, Euler, Descartes, Lagrange, and Cayley, he shows their substantial identity : each of them depends essentially on the same reducing cubic. This subject was carried farther in a second paper, t in which the methods of Tchirn- hausen and others were examined; but his election in 1867 to the Chair of Applied Mathematics and Mechanics in the Royal College of Science at Dublin gave a new turn to his thoughts, and his next papers were on wholly different topics.

The first of them,| a slight and isolated note on a phenomenon of the nature of a mirage which he observed from the deck of a

* " Note on the Algebraic Solution of Biquadratic Equations," Quart. Journ. Math. 7 {1866), pp. 6-9.

t " Notes on Biquadratic Equations (Second Part)," Quart. Journ. Math. 7 (1866), pp. 358-69.

X " On an Optical Phenomeooa (Mirage)," Phil. Mag. 35 (i868), p. 404.

388

Appendix

steamboat, is of interest chiefly as reflecting his keen power of observation and love of applying scientific principles to the happen- ings around him. It was followed by a paper* of a purely experi- mental character on vortex-rings. A year previously, W. Thomson (Lord Kelvin) had suggested that the atoms of matter might be constituted of vortex-rings in a perfect fluid, and that the mutual interactions of atoms might be illustrated by the behaviour of smoke- rings. Ball now described some beautiful experiments on the passage of a smoke-ring through a column of smoke. The subject was pur- sued in later paf>erst ; but it was not as an experimental physicist that he was destined to achieve his real reputation.

The teaching work of his Chair led him to devise many new lecture-experiments and examinations of mechanical efficiency, which formed the subject of communications in 1869 and 1870J ; and to this period belongs also his earliest paper on an astronomical subject. § But the needs of his class led him also to work in the theoretical science of dynamics, and it was here that he found a thoroughly congenial topic and developed the ideas on which his greatest work was afterwards constructed.

His first contribution to theoretfcal dynamics was a new proofH of Lagrange's formula connecting the tension and curvature of a membrane subjected to fluid pressure; his second,1j written in April, 1869, which may be regarded as the germ of his principal series of researches, was a discussion of the small oscillations of a particle on any surface acted upon by any forces. In a paper written many years afterwards** Ball gave an account of the way in which he was led to this investigation. In the spring of 1869 he happened to attend a lecture at the Royal Dublin Society, given by Dr. Johnstone Stoney, in the course of which the lecturer exhibited and explained the progression of the apse in the elliptic path of the bob of a conical pendulum. Interested in the exposition, Ball began immediately to work at the mathematical theory of the subject, in the endeavour to understand it more fully : and in this way he arrived at the results embodied in his Quarterly Journal memoir.

This was followed by a communication made to the British Association at its Liverpool meeting in 1870,1 1 in which the work

* " On Vortex-rings in Air," Phil. Mag. 36 (1S68), p. 12.

t " Account of Experiments upon the Resistance of Air to the Motion of Vortex-rings," B.A. Rep. 41 (1871), pp. 26-9; Pkil. Mag. 42 (1871), p. 208. *' Account of Experiments upon the Retardation Experienced by Vortex-rings of Air when Moving through Air," Irish Acad. Trans. 25 (1872), pp. 135, 155; Irish Acad. Proc. I. (1873-4), p. 113.

+ " Lecture-experiments to Illustrate the Laws of Motion," Phil. Mag. 37 {1869), pp. 332-9. " Account of Experiments upon the Mechanical Efficiency of Different Forms of Pulley-blocks," Dub. Soc. Journ. 6 (1870), pp. 70-5.

§ " On Nebulae," Dub. Soc. Journ. 5 (1870), p. 339.

0 " Note on an Elementary Proof of a Theorem of Lagrange's," Phil. Mag,

39 (1870), pp. 107-8.

If " A Problem in Mechanics," Quart. Journ. Math. 10 (1870), pp. 220-8

•• Trans. R.I. A. 31 (1897), p. 185.

++ " The Small Oscillations of a Particle and of a Rigid Bodv," B.A. Ref,

40 (1870), pp. 10-12; Quart. Journ. Math. 11 (1871), pp. 206-9.

Reminiscences of Sir Robert Ball

was extended so as to include the small oscillations of rigid bodies, and in which the characteristic features of his theory begin to appear. There can be little doubt that this theory was originally suggested to his mind by considering the problem of small oscillations in the light of the kinematical theories of the French geometers. Louis Poinsot (1777-1859), Augustin Louis Cauchy (1789-1857), and Michel Chasles (1793- 1880) had shown* how the various possible displace- ments and motions of rigid bodies can be analysed mathematically into certain elementary types. The most important of these types is the " screw-displacement," which is simply the motion of a nut upon an ordinary screw ; the nut moves forward and at the same time turns round, the amount of the forward motion bearing a definite proportion to the amount of rotation. Poinsot had proved that a rigid body can be transferred from one position in space to any other position in space by a "twist" about a certain screw; and that any system of forces acting upon a rigid body can be compounded into a "wrench " about a certain screw.

In the British Association communication of 1870, Ball extended this circle of ideas so as to obtain a complete theory of the small oscillations of a rigid body in terms of the screws. It was shown that the movement of a free rigid body when making small oscilla- tions is compounded of six normal movements, each consisting of a to-and-fro vibration about a normal screw, the position, pitch, and period of which depends upon the forces; and that if a rigid body have k degrees of freedom, its motion is compounded of vibrations about k normal screws.

In the Theory of Screws which was now taking shape in his hands, Ball regarded a screw as consisting simply of a straight line (the axis of the screw) with which a parameter (the pitch of the screw) is associated. This constitutes a common basis for the study of twists, which are kinematical displacements, and of wrenches, which are systems of mechanical forces. Now with every screw so defined we can associate a certain linear complex of lines, f namely, the null linesj of the wrenches belonging to the screw; and, con- versely. Ball's screw is completely defined by this linear complex. It will be evident from this that the Theory of Screws is closely connected with the Theory of Linear Complexes in Line-Geometry§ ; and, as a matter of history, many of the theorems discovered by Ball were discovered independently by workers in the field of line- geometry. As an instance of this we may mention the theory of reciprocal screws. Ball termed two screws "reciprocal " when a wrench acting on either does no work as the body is twisted about

* The matter had been discussed still earlier in a little-known work of G. Mozzi, published at Naples in 1763.

t That is to say, a triply-infinite set of lines in space, between whose line co-ordinates a linear relation exists.

+ That is to say, the lines about which the moment of the system is zero.

§ The conception of a geometry in which the element of space is taken to be the line instead of the point is due to Plucker ; it had been suggested by him as far back as 1846, but its chief development dates only from the publica- tion of his " Neue Geometric des Raumes " in 1868-9.

390

Appendix

the other, and established many properties of reciprocal screws e.g". that a screw can be determined so as to be reciprocal to five given screws. Klein, working about the same time* at the theory of linear complexes, defined complexes " in involution " by a con- dition which is really equivalent to Ball's condition of reciprocity, and obtained results regarding six "complexes reciprocally in invo- lution " which are precisely the same as his.

At the period of these earlier investigations Ball was not aware of the work of the line-geometers. He first heard of them from Professor Felix Klein at the Bradford meeting- of the British Associa- tion in 1873.

At the British Association meeting of the following year (1871), which was held at Edinburgh, Ball described the cubic surface, of fundamental importance in the theory of screws, to which, at Cayley's suggestion, he gave the name cylindroid.i The composition of two displacements of a rigid body about two given screws gives a resultant which could have been produced by displacement about a single screw : the locus of this single screw is the cylindroid. Its fundamental property is that, if any three screws of the surface be taken, and if a body be displaced by being screwed along each of the screws through a small angle proportional to the sine of the angle between the remaining screws, the body, after its last dis- placement, will occupy the same position that it did before the first.t

The theorem of the cylindroid includes as particular cases the well-known rules for the composition of two displacements parallel to given lines, or of two small rotations about intersecting axes.

From this time commences his long- series of communications to the Royal Irish Academy on the theory of screws and related prob- lems, § and a number of memoirs on the same subject in various English and Continental journals.il The first of his tw€lve principal

* Klein's paper was published a few months before Ball's. Cf. Math. Ann. 2, pp. 204, 368.

t " Exhibition and Description of a Model of a Conoidal Cubic Surface called the ' Cylindroid,' whici is presented in the theory of the Geometrical Freedom of a Rigid Body," Brit. Ass. Ref. 41 {1871), pp. 8-9; Phil. Mag. 42 (1871), pp. 181-3.

t The cylindroid, like the reciprocal screws, had been anticipated in some degree by the line-geometers. Cf. Pliicker's " Neue Geometrie des Raumes " (1868-9), P- 97 ; see also Battaglini, Naf'oli Rend. 8 (1869), p. 87.

§ The earliest was " On the Small Oscillations of a Rigid Body about a Fixed Point under the Action of any Forces, and more particularly when Gravity is the only Force Acting," Irish Acad. Trans. 24 (1871), pp. 593-628; Irish Acad. Proc. I. (1873), pp. 11-13.

II "On a Geometrical Solution of the following Problem: 'A Quiescent Rigid Body Possessing Three Degrees of Freedom Receives an Impulse, Determine the Instantaneous Screw about which the Body Commences to Twist,'" Brit. Ass. Ref. 43 (1873), pp. 26-7. "Contributions to the Theory of Screws," Brit. Ass. Ref. 43 (1873), PP- 27-8. " On a Screw-complex of the Second Order," ibid. 45 (1875), p. 10. "The Theory of Screws: A Study in the Dynamics of a Rigid Body," Math. Ann. 9 (1876), pp. 541-53. " On the Principal Screws of Inertia of a Free or Constrained Rigid Body," Phil. Mag. 6 (1878), p. 274-80. ° /. K

39»

Reminiscences of Sir Robert Ball

memoirs was published in the Irish Academy's Transactions in 1872,* and consisted chiefly in a systematic recount of the discoveries which had been presented in a fragmentary way in the shorter papers. The second of the twelve great memoirs appeared! in the Philosophical Transactions of 1874 : the chief feature of this paper is the general theorem that a rigid body has just as many principal screws of inertia as it has degrees of freedom. This is a generalisation of the well- known property of the principal axes of a rigid body rotating around a fixed point. The third memoir of the series appeared in 1875J; in this he introduced screw co-ordinates , which play a considerable part in the theory. They may be described as an adaptation for dynamical purposes of Klein's co-ordinates of a linear complex referred to six fundamental complexes, of which each pair are in involution.

The results of the first three memoirs were incorporated in a volume which Ball published in 1876 under the title, "The Theory of Screws : A Study in the Dynamics of a Rigid Body."§

In the midst of these investigations he continued his work in applied mechanics, publishing his well-known booksij on the subject in 1871 and 1873, and two original papersH on it in the latter year, while in 1872 we find two papers on an astronomical subject.** Astronomy was, indeed, to claim much of his life henceforward, for in 1874 he exchanged the Professorship of Mechanics in the Royal College of Science for the oflRce of Royal Astronomer of Ireland. The dignity of this position, enhanced by his election to the Royal Society in the previous year, gave him, at the early age of thirty- four, a leading position among Irish men of science. That his merits as a lecturer were already recognised appears from the published abstract, of date 1871,1! of a discourse to the Royal Dublin Society.

Ball's devotion to his new profession was soon made evident by

* " The Theory of Screws : A Geometrical Study of the Kinematics, Equili- brium, and Small Oscillations of a Rigid Body," /risk Acad. Trans. 25 (1872), pp. 157-215; abstract in Quart. Journ. Math. 12 (1873), pp. 41-7, and Irish Acad. Proc. I. (1873-4), pp. 233-8.

t " Researches in the Dynamics of a Rigid Body by the Aid of the Theory of Screws," Roy. Soc. Proc. 21 (1873), pp. 385-6; Phil. Trans. 164 (1874), pp.

15-40. ^

+ " Screw Co-ordinates and their Application to Problems in the Dynamics of a Rigid Body," Irish Acad. Proc. I. (1873-4), pp. 552-3; Irish Acad. Trans. 25 (1875). PP- 295-327.

§ Dublin ; Hodges, 194 pp.

II "Experimental Mechanics," 352 pp. (1871). "Elementary Lessons on Applied Mechanics," 143 pp. (1873).

If " Notes on Applied Mechanics: i. Parallel Motion. 2. The Contact of Curves." Irish Acad. Proc. I. (1873-4), pp. 243-5; Q^^^^i Journ. Math. 12 (^873), pp. 1 12-4. "Notes on Applied Mechanics: 3. Of the Theory of Long Pillars. 4. Note on a Hydrodynamical Theorem Due to Prof. Stokes." Irish Acad. Proc. I. (1873-4), pp. 491-3.

*• " On the Orbit of the Binary Star f Ursae Majoris," Monthly Notices R. A.S. 32 (1872), pp. 336-9. " On a New Approximation to the Orbit of the Binary Star ( Ursae Majoris," Irish Acad. Proc. I. (1873-4), pp. 316-28.

+t " On Energy," Dublin Soc. Journ. 6 (1875), pp. 187-9.

Appendix

a profusion of books* and original papers.? But his interest in the screws in no way abated, and, indeed, developed in several new directions. In 1880 he communicated J to the British Association an extension of the theory to the kinematics of a rigid body in non- Euclidian space. The most general displacement of a rigid body is a rotation about an axis combined with a rotation about the polar axis with regard to the absolute : Ball found geometrically the joint effect of two small displacements. .A.t the meeting of the follow- ing year he showed § that the properties of a system of surfaces arising in the theory of screws are only the "survivals " of a more interesting geometrical system in non-Euclidian space. The result was to give a complete geometrical theory of the statics and kine- matics of a rigid body with three degrees of freedom in non-Euclidian space. The non-Euclidian researches were presented in detail in the fifth of his great series of memoirs,'! with which may be associated another paper^ of somewhat later date. The fourth memoir** of the series, w-hich had been read to the Royal Irish Academy somewhat earlier in the year, contained an extension of the theory of screws (which had hitherto been occupied with the dynamics of one rigid body) to the case of any connected system of rigid bodies. In this memoir Ball introduced the notion of screw-chains, which bear to such systems the same relation that a screw bears to a single rigid body. By means of this conception he obtained for general systems

* " Astronomy," 166 pp. {1877). " Elements of Astronomv," 459 pp. (1880). "The Story of the Heavens," 530 pp. {18S6). "Time and Tide " (1889), In this period he also wrote the article " Gravitation " for the Encyclopaedia Britannica," and his " Mechanics," 167 pp. (1877), which was translated into Italian, and published sub tit. " Mechanica," Ball-Benetti (Ulrico Hoepli ; Milano) (1880).

t " Observations of the Minor Planets Q) (^ (^ (9?) (m\ with the

Transit-circle at Dublin," Monthly Notices 37 (1877), pp. 14-5 ; " On the Annual Parallax of the Star P. III. 242," Monthly Notices 41 (1881), pp. 36-42. " Further Researches on the Annual Parallax of 61 Cygni," Monthly Notices 41 {1881), pp. 162-6. " On a Simple Approximate Method of Cal- culating the Effect of Refraction upon the Distance and Position-angle of two Adjacent Stars," ibid. pp. 445-7. '" Researches on the .\nnual Parallax of the Star Groombridge 1618," Co-pernicus 1 (1881), pp. 16-22. " Determination of the Annual Parallax of 6 Cygni /3 = 22486," Cofemicus 2 (1882), pp. 159-63. " On the Method of Regulating a Clock Intended to Show Correct Mean Time," Irish Acad. Proc. 3 (1883), pp. 66-8. " Researches on the Parallax of 61 (A) Cygni made at Dunsink," ibid. pp. 209-12. " Observations in Search of Stars with a Large Annual Parallax," ibid. pp. 215-26. " Speculations on the Source of Meteorites," ibid. pp. 227-30. " Researches on Annual Parallax made at Dunsink," ibid. pp. 3^5-67 ; and the " Dunsink Observations and Researches," published separately.

+ " Notes on Non-Euclidian Geometry," B. A. Ref. (1880), pp. 476-7.

§ " On the Elucidation of a Question in Kinematics by the Aid of Non Euclidian Space," B. A. Ref. (1881), pp. 535-6.

U " Certain Problems in the Dynamics of a Rigid System Moving in Elliptic Space," Irish Acad. Trans. 28 (1881), pp. 159-84.

IF •' On the Theory of the Content," Trans. R.I.A. 29 (1889), pp. 123-82. " Extension of the Theory of Screws to the Dynamics of any Material System," Irish Acad. Trans., 28 (18S1), pp. 99-136. Cf. B.A. Ref. (1881), PP- 547-8.

393

Reminiscences of Sir Robert Ball

a theory similar to that of the principal screws of inertia of a single rigid body.

Three papers on Lagrange's equations in dynamics and their application to the theory of screws appeared * before the fifth memoir, and between the fifth and sixth memoirs Ball published a number of shorter papers dealing with the screws. In the first of theset he considered a rigid body with freedom of the third order, and studied a representation of the screws in the system by means of three homogeneous co-ordinates, which may be compared to the trilinear co-ordinates of a pKjint in a plane. In the second t he dis- cussed the cases where there is a (i,i) correspondence between two systems of screws, and developed for these cases a general theory resembling the theory of homographic correspondence in geometry. In the third§ he applied the algebraical theory of emanants to screw co-ordinate transformations. In the fourth |i he showed how certain problems in a system with two degrees of freedom could be studied by means of a merely plane construction. In the fifthH and seventh** he returned to the subject of displacements in elliptic space ; and in the sixth ft he investigated the properties of the cylindroid by means of the theory of reciprocal screws. Four other short papersjj written at this time (1886- 1888) belonged to the astronomical side of his activity.

The principal series of memoirs was continued in 1886 by the sixth of the sequence. §§ In this Ball showed how the dynamical problems connected with the cylindroid can be solved by elementary plane geometry. The screws on the cylindroid are represented by

* " Note on a Transformation of Lagrange's Equation of Motion in Generalised Co-ordinates, which is Convenient in Physical Astronomy,'* Monthly Notices 37 (1877), pp. 265-8. " On an Elementary Proof of Lagrange's Equations of Motion in Generalised Co-ordinates," Irish Acad. Proc. 2 (1877), pp. 463-4. " Note on the Application of Lagrange's Equations of Motion to Problems in the Dynamics of a Rigid Body," Irish Acad. Proc. 3 (1879), pp.

213-4-

t " Preliminary Note on the Plane Representation of Certain Problems in the Dynamics of a Rigid Body," Irish Acad. Proc. 3 (1881), p. 428-34.

+ " On Homographic Screw Systems," Irish Acad. Proc. 3 (1881), pp. 435-46.

§ " Contributions to the Theory of Screws," Irish Acad. Proc. 3 (1882), pp. 661 -q.

II " On a Plane Representation of Certain Dynamical Problems in the Theory of a Rigid Body," Irish Acad. Proc. 4 (1883), pp. 29-37.

U " Notes on the Kinematics and Dynamics of a Rigid System in Elliptic Space," Proc. R.I. A. 4 (1884), pp. 252-8.

** " Note on the Character of the Linear Transformation which Corresponds to the Displacement of a Rigid System in Elliptic Space," Proc. R.I. A. 4 (1885), pp. 532-7.

tt " Note on a Geometrical Method of Investigating the Dynamical Properties of the Cylindroid," Proc. R. I. A. 4 (1885), pp. 518-22.

t+ " Notes on Laplace's Analytical Theory of the Perturbations of Jupiter's Satellites," Proc. R.I. A. 4 (1886), pp. 557-67. "Observations of Nova Andro- medae made at Dunsink," ibid. p. 641. " Note on the Astronomical Theory of the Great Ice Age," ibid. pp. 642-4. " On the Harmonic Tidal Constituents of the Port of Dublin," ibid. pp. 190-1 (1888).

§§ " Dynamics and Modern Geometry : A New Chapter in the Theory of Screws," Cunningham Memoirs of the R. I. A. No. IV., pp. 1-44 (1886).

394

Appendix

points on the circumference of a circle, the angle between two screws is the angle which their corresponding points subtend at the circum- ference, and the shortest distance of any two screws is the projection of the corresponding chord on a fixed ray in the plane of the circle.

The seventh memoir, which appeared * in the following year, was a study of the cylindroid regarded as a conoidal cubic with one nodal line and three right lines in the plane at infinity': the treatment is geometrical rather than dynamical.

The eighth memoir t was a development of the first of the shorter papers already mentioned. It was published in 1889, in which year appeared also a German edition of the "Theory of Screws," by Herr Harry Gravelius.:^ This edition contained an account of all the memoirs down to and including the eighth, with original investiga- tions by the German editor.

The ninth memoir, of date 1890, was entitled§ "The Theory of Permanent Screws," and contains the generalisation to screws of the well-known property of the principal axes of a single rigid body, that if the body be once set in rotation about one of these axes, it will continue to rotate about it.

The tenth paper;! was published two years after Ball's translation to Cambridge, in 1892, and is devoted to the theory of certain invariantive expressions in the co-ordinates of screws, and to the notion of chiastic homography, which is a type of homography possessed by impulsive and instantaneous systems.

The eleventh memoir of the series^ is occupied with the relations between impulsive screws and instantaneous screws ; and the twelfth,** which app)eared in the same year (1897), contains the long- sought-for geometrical method of finding the instantaneous screw from the impulsive screw, which was necessary for the complete geometrical method in dynamics.

This twelfth memoir was the last of the formal series. But we have still to notice a number of shorter pap>ers which appeared in the intervals of publication of the later members, and also some memoirs of considerable length which appeared in the last twelve years of Ball's life.

Among the shorter papers a notable place must be given to the brilliant Presidential Address! f to Section A of the British Associa-

* "On the Plane Sections of the Cylindroid," Trans. R.I. A. 29 (1887), pp. 1-32.

t " How Plane Geometry Illustrates General Problems in the Dynamics of a Rigid Body with Three Degrees of Freedom," Trans. R.I. A. 29 (4889), pp. 247-84.

t " Theoretische Mechanik Starrer Systeme." Berlin; Reimer (1889).

§ Trans. R. I. A. 29 (1890), pp. 613-52.

II " The Theory of Pitch Invariants and the Theory of Chiastic Homo- graphy," Trans. R.I. A. 30 (1894), pp. 559-86.

^ " Further Development of the Relations between Impulsive Screws and Instantaneous Screws," Trans. R.I. A. 31 (1897), pp. 99-144.

" Concluding Memoir on the Theory of Screws, with a Summary of the Twelve Memoirs," Trans. R.I. A. 31 (1897), pp. 145-96.

7te.

395

tt "A Dynamical Parable," B. A. Ref. (1887), pp. 568-79. Certain extracts from this will be found at p. 242, ante.

Reminiscences of Sir Robert Ball

tion at its Manchester meeting in 1887. This, which occupies ten pages of print, is really a complete popular exposition of the Theory of Screws cast into the form of a parable. The aspects in which the methods of space-geometry are superior to the methods of Cartesian analysis are most strikingly brought out. The address, which was immediately translated into Italian by Professor Vivanti, and later into Hungarian by Dr. Seydler, ranks as one of the best of Ball's minor writings. A number of other short papers * on related topics appeared in the succeeding period.

A new "Treatise on the Theory of Screws," to replace the one published in 1876, was published by the Cambridge University Press in 1900. It forms a handsome imperial octavo volume of 544 pages. Four memoirs! of considerable extent on the subject appeared in the decade following its publication ; in the last of them, written in his seventieth year, he developed the connection, which Joly had pointed out, between the Theory of Screws and the quaternion theory of the linear vector function.

It must be remembered that during almost the whole of his work- ing life Ball occupied the position of director of an astronomical observatory, and that much of his attention was given to observa- tional researches which appeared in the official publications of the observatory. In addition to these, and to the mathematical papers which have been cited above, he produced in the latter part of his life various isolated astronomical papers,! some popular expositions § of the subject, and a substantial treatiseil on spherical astronomy, which was his last considerable work.

On a consideration of his mathematical researches alone, with which this note is primarily concerned, there can be no doubt that Ball will be regarded by posterity as one of the two or three greatest British mathematicians of his generation.

* "Note on a Determinant in the Theory of Screws," Proc. R. I. A. (3) i (1890), pp. 375-8. " On a Geometrical Illustration of a Dynamical Theorem," B.A.Rep. (1891), p. 566. "Note on a General Theorem in Dynamics," B.A. Ref. (1894), p. 561. " On a Form of the Differential Equations of Dynamics," Austral. Assoc. Ref. 6 (1895), pp. 215-7. " Note on Geometrical Mechanics," Camb. Proc. 8 (1895), pp. 240-1. " Amendment to the Twelfth and Concluding Memoir on the Theory of Screws," Proc. R. I. A. (3) 4 (1898), pp. 667-8. •' Note on a Point in Theoretical Dynamics," Camb. Proc. g (1898), pp. 193-5.

+ " On Further Developments of the Geometrical Theory of Six Screws," Trans. R.I. A. 31 (1901), pp. 473-540. " On the Reflection of Screw-systems and Allied Questions," ibid. 32 (1903), pp. 101-54. " Some Extensions of the Theory of Screws," ibid. pp. 299-366. " Contributions to the Theory of Screws," Proc. R. I. A. 28 (1910), pp. 16-68.

+ " On the Cause of an Ice Age," B. A. Ref.(i2,qx), pp. 645-7. " Relative Positions of 223 Stars in the Cluster x Persei as Determined Photographically " (with A. A. Rambaut), Trans. R.I. A. 30 (1893), pp. 231-76. " Note on Mr. A. Y. G. Campbell's Paper ' On the Variation of Uncanonical Arbitrary Constants,'" Monthly Notices 57 (1897), pp. 118, 131.

§ " Starland " (1889). " The Cause of an Ice Age " (1892). " In the High Heavens" (1893). "The Story of the Sun" (1893). "Great Astronomers" (1895). " The Earth's Beginning" (1901). " A Primer of Astronomy" (1904). "A Popular Guide to the Heavens" {1905). " In Starry Realms" (1906).

II "A Treatise on Spherical Astronomy." Cambridge; 1908.

INDEX

Abbott, Dr., 270

Abel. Professor, 211

Abeokuta, Alake of, 181

Accident, escape from a bad, 108 ; to his hand, 21

Adams, Mrs., letter to, 137

Adams, Professor John Couch, 136, 153; ad^^ses a line of research at Dunsink, ii3

Adams, W. G.. 139

Airy, Sir George, 69

Albani, Madame, a letter from, 210

Alcock, Mr., 42

Alexander, Sir George, 156

Allingham, ilr., 226 ; extract from his poem " In a Cottage Garden," 226

Alhnann, Dr., 43, 133, 260

Alma-Tadema, Sir Lawrence, 174

America, first visit to, 318 ; visits to, 318 et seq. ; second visit to, 322 ; climatic conditions in, 334 ; hos- pitality in, 354 ; railway stations in, 354; the Irish in, 355 ; views on, smnmarised, 374

American millionaires, 353

Americans, generosity of, 332 ; his opinion of, 352

Amherst College Observatory, founda- tion-stone of, 167

Andrews Professor of Astronomy, be- comes, 91

Professorship, foundation of, 92

, William, 50

Ann Arbor Observatory, the, 100

Archbishop of Canterbury, letter from the, 214

Archer, Mr. W., F.R.S., 134

Armagh Observatory, foundation of, 54

Armbruster, Professor, 330

Arms of Ball family, 5

Arran, the Isles of, 253, 258

Ashbourne, Lord, 50, 61

Astronomer Royal of Ireland, appoint- ment as, 90

Astronomy, his first interest in, 32, 33 ; first opportunity of studying prac- tical, 62 ; his debt to the " Orbs of Heaven," 137; lectures on, 188 et

seq. ; original papers on, 392 «< seq. ;

spherical, his work on, i6i Athletics, in Trinity College, 35 Atkinson, Commodore, 308

, Mr. J. Jepson, 304

, Professor, 195

Atlantosaurus, the, 230 Authors' Club, dinner at, 181 Auvergne, visit to the, 85

Babbage, Mr., visit to, 7$

Baden- Powell, Sir George, 314

Balfour, Mr., 149, 370

Ball, Amelia, 11

, Annie, 11

, Bent, 7

. Bob Stawell, 2

, Sir Charles, 11, 37. 167, 280:

accompanies his brother on a trip to Norway, 304 ; letter from Queen Victoria to, 180 ; letter to, when a boy of fourteen, 40 ; President of the Dublin Zoo, 281

, Dr. Charles Rowan Hamilton,

17 7n

. Elnor, I

family records, 6

, Frances Elizabeth {See Lady

Ball)

, Henry, 2

, John, I

, Kate, 9

, Lady, joins in a pilgrimage, 4 ;

visits Connemara, 83 ; her hos- pitality at Dunsink, 1 20 ; con- gratulations to, on the Knighthood. 132; social life of, at Cambridge, 143 ; letters to, from the Arran Islands, 257, 260 ; as treasurer to the Missions to Seamen, 325 n ; letter to, from Dr. Butler, 387

, Mary, 48, 49

, Mrs. Robert, writes of his affec- tion for children, 123

, Nicholas, 5

, Captain Randal Gresley, 137M

, Dr. Robert (father of Sir

Robert), death of, 27 ; his work for

397

Index

the Dublin Zoo, 7,8; visits Sir W. Rowan Hamilton, 98

Ball, Robert, of Brampton, i

, Robert S. (Jun.), 178 ; letter to,

about political economy, 178 ; letter to, from the Irish coast, 260 ; letter to, from Queenstown, 264 ; letter to, on the Planetary theory, 159; on the use of the Willis apparatus, 81

, Sir Peter, i

, Sir Robert Stawell, school, goes to,

1 8 ; accident to his hand, 2 1 ; Duke of Wellington, sees the, 23 ; Great Exhibition, sees the, 23 ; Abbott's Grange, goes to school at, 24 ; school at Leamington, 24 ; Trinity College, Dublin, enters, 28 ; Trinity College, Dublin, Honours in, 29 ; becomes a scholar of, 31 ; scholar of T.C.D., 3 1 ; astronomy, his first lesson in, 32 ; Fellowship, tries for, 33 ; athletic performances, 35 ; Fellowship of T. C. D., failure to obtain, 37, 277 ; systematic habits, 38 ; diaries of, extracts from, 38, 39 ; advice of, to his youngest brother, 40 ; Charles Dickens, sees and hears, 55 ; char- ades, takes part in, 60 ; Parsons- town, at, 62 ; tutor to Lord Rosse's sons, 62 ; Lord Rosse's telescope, describes, 63 ; uses Lord Rosse's telescope, 67 ; shooting stars in 1866, he sees, 70 et seq. ; Royal Col- lege of Science, Professor at, 80 ; marriage of, 82 ; honeymoon, letter of, written on his, 83 ; Royal Irish Academy, his connection with, 83, 113 ; F.R.S., 90 ; Astronomer Royal of Ireland, 90 ; Sir W. Rowan Hamilton, his talk with, 98 ; Egypt- ology, attends a lecture on, 103 ; parallax work of, at Dunsink, 105 ; methods of, as an observer, 105 ; transit of Venus, he sees the, 109 ; Dom Pedro II., Emperor of iSrazil, interview with, 1 1 1 ; Dimsink, final report on leaving, 117; Adams, Pro- fessor, consults, as to work at Dun- sink, 118; Dunsink, early ex- periences at, 1 20 ; industry, his, 121 ; playmate, as, 122 ; horses, his views on, 123 ; grandchildren, love for his, 123; farmer, as, 123, 124; dogs, his, 124; smoker, not a, 124, 376 ; students, kindness to the, 125 ; eyesight, trouble with, 125, 175 ; authors, his favourite, 126; Ad- miralty Manual of Scientific En- quiry, edits the, 131 ; knighthood, 132 ; lifeboat, opinion of, on a new

form of, 132 ; Cunningham medal of the R.I. A., he receives, 134 ; Lowndean Professor, at Cambridge, 136 et seq.] King's College, Cam- bridge, Fellowship of, 139; M.A. Cantab., receives the degree of, 140 ; Cambridge residence, his, 141 ; Cam- bridge, a day of his life at, 141 ; English people, his opinion of, 144 ; University Council, on the, 148 ; Lincoln's Inn, dines at, 149 ; con- versation, fragments of his, 149 et seq.; message of, to posterity, 167 ; ar- tistic tastes of, 1 74 ; holidays abroad, 176, 177 ; portrait and de- scription of, in Vanity Fatr. 1 82 ; lending books, on, 1 86 ; lecturer, career of, as, 188 et seq. ; treachery of memory, on the, 197 ; machinery and manufactures, his interest in, 199 ; visits a colliery, 200 ; lectures to children, 205 et seq. ; " Starland," origin of his book, 212; lecturer, methods as a, 219 ; lanternist, his kindness to the, 220 ; lecturing, delight in, 220 ; lecturing preferred to writing, 221 ; misses a lecture engagement, 223 ; railway accident, nearly in a, 223 ; chairmen, his views on, 225 ; lecturer, as a, qualities of, 226 ; grocer's assistant, letter to, from a, 232 ; weather, is consulted about the, 233 ; letters to, some re- markable, 233 et seq. ; artists, letters from, 234 ; views of, on the possi- bility of other planets being in- habited. 235 ; scientific adviser to the Irish Lights Board, appointment as, 246 ; photographer, as, 263 ; turns poet, 265 ; Trinity College, Dublin, later associations with, 267 ; opposes Mr. Bryce's scheme for an Irish University, 274 ; Royal Zoo- logical Society of Ireland, is made President of, 279 ; R.Z.S.I., enter- tained by the Council of the, 279 ; views of, on the destruction of the larger wild animals, 291 ; visits Norway, 302 ; Arctic Regions, ex- periences in the, 315; visits Canada and America, 318 e^ seq. ; concert, presides at a, 3 1 5 ; fancy dress ball, attends a, 316; Atlantic storm, describes an, 318; iceberg, describes an, 3 1.9 ; America, first impressions of, 320 ; New York, impressions of, 326 ; visits Boston, 329 ; visits Richmond, Virginia, 333 ; visits Yerkes Observatory, 342 ; Ameri- cans, his opinion of, 352 ; visits the

398

Index

Ri\'iera and Italy, 356 ; betting and gambling, his opinion on, 358 ; visits Rome, 372 ; companion, his qualities as a, 376 ; friendship valued, his, 379 ; Unionist, a, 380 ; politics, and, 380 et seq. ; Old Age Pensions, views of, on, 381 ; chair- man of a political committee, 382 ; political speaker, as a, 382 ; contro- versy, dislike of, 383 ; views of, on University representation, 384 ; pay- ment of members, on, 384 ; funeral of, 386 ; motto, a favourite, 386 ; mathematician, as a, Professor Whit- taker's opinion of, 396

Ball, Professor Valentine, F.R.S., 11, 15, 24, 278, 284

" Ballsche Schraiiben -Theorie, Die," 241

Baltimore, visit to, 331

Bancroft, Sir Squire and Lady, 209

Barcroft, Henry, 263

, Mrs. Joseph, 138, 222

Barker, Arthur, F.R.C.S., 373 ; letters to, 374. 375

Barlow, Jane, 204

, Mr., 33

Barnard, Professor, 106, 163, 207, 342

Barratt, S., 89

Barrett, Sir W. F., 85, 195 ; colleague at the R.C.S., 86, ^7

Barton. Mr., 318, 366

Beecher, Professor, 348

Bell, Mr. Charles, 331

, Mr. Graham, 331, 332

Bentham's " British Flora," 45, 48, 248 ; how he made use of, 264

Berkeley, Bishop, 93

Bernard, Dr., 171

Berry, Mr., 222

Bidder, Mr., 369

Birmingham, Mr., of Tuam, 74

Birr Castle, 63

Birthplace, 12

Blackie, Professor, 225

Blake, Mr., Prime Minister of Canada, 380

Bliss, Mr., 219

Books, by Sir Robert Ball, lists of, 392K, 393«. 396«

, "The Earth's Beginnings," 173 ;

" The Ice Age," 173 ; " Spherical Astronomy," 161 ; " Starland," 212 ; " The Story of the Heavens," 235

, favourite, 152, 178, 204

, on lending, 186

Books and Papers, catalogue of, 388 et seq.

Boroughbridge, 364

Boston, impressions of, 329

Botany, a wonderful knowledge of, 46 ; at Cannes, 357 ; at Monte Carlo, 360 ; distribution of plants, 37 ; early love for, 2)7 ', ferns, the cult of, 48 ; Hymenophyllum, 50 ; lectures on, 47 ; on Royston Heath, 376, 377 ; one of his hobbies, 264, 265 ; Trichomanes, the 49

Bowman, Sir William. 126

Bramwell, Sir Frederick, 209

Brashear, Mr. and Mrs., 350

Brazil, the Emperor of, 1 1 1 et seq.

Brindley, Dr., 19 ; and Bradlaugh, 26 ; and the destruction of Tarvin Hall, 22 ; and the Mormons, 25 ; in- teresting prophecy by, 29

Brinkley, 92

Brinkley's Astronomy, 33

British Association, at Bristol, 1836. 8 ; at Manchester, 1887, 242 ; presidentijd address to Section A,

395 « Brodetsky. Mr., 183 Brontosaurus, the, 348 Brown, Mr., 346 Browning, Oscar, 180 Briinnow, Dr., yj, 90. 109, 330 Burke, Dr. John Lardner, 18, 340 Bumham, Professor, 345 Bumside, Professor, 31, 270 Burr's Hotel, 335, 336 Burton, Sir Frederick, 9 Bury, Professor, 269 Butcher. Mr. S. H., 382 Butler, Dr., letter from, 387 Butt, George, 11 , Isaac, 14

Callwell, Robert, 9, 49

Cambridge, professorship at, 131; a day of his life at, 141 et seq. ; the " Backs" at, 142; his activities at, 146 ; Cotmcil of the Senate, 148

Observatory, residence at, 141

Canada, a visit to, 318

Cannes, \nsit to, 356 Caracalla, baths of, 372 Carlyle, a motto from, 386 Carnarvon, Lord, 133 Carnegie, Mr., 353

works and museum, 349

Carpenter, Dr. W. B., 216

Carson, Sir Edward, 381

Carte, Dr. William, 284

Casey, Professor John, 133

Cauchy, Augustin Louis, 390

Cayley, Professor, 388

Chairmen, a letter about, 225

ChaUis, Professor, 165

Chamberlain, the Rt. Hon. Austen, 382

399

Index

Chandler, Professor, 330 Chasles, French geometrician, 34

, Michel, 390

Chemistry, an amusing lecture on, 57

Chicago, visit to, 343

Chinese authors, mention of meteoric

showers in, 238 Chipping Norton, lecture at, 219 Christmas, his love for, 156; lectures,

at R.I., 205 Chrystal, Professor George, 155 Chudleigh, Ball tombs at, 5 Clark, Sir Andrew, 145 Clarke, Miss, 314 Classics, distaste for, 19 ; his views on

compulsory, 159 Clifford, W. K., 154 Clocks, a remarkable story concerning

two, I I I Coal Tax, views on, 381 Cole, Sir Henry, 284 Collins, Mr. Justice Henn, 268 Columbia University, 347, 354 Comet, Halley's, danger of collision

with, 173 ; the Great, of 181 1, 166 Comets, the reappearance of, 171 Common, Dr. A. A., 147, 304 Conversation, some fragments of his,

149 et seq. Convicts, a lecture to, 241 Copeland, Dr. Ralph, 10 1, 107, 307 Copley Medal, 347 Correspondence, his method of dealing

with, 221 Cotting, Dr., 322 Courtney, Mr. Leonard, 144 Cox, Mr. Harold, 384 Coyle, Denis, 89 Craigie, Mrs., 181 Cramp ton. Sir Philip, 287 Crawford, the Earl of, loi Cresswell, Mr., 190 Crommelin, Mr., 312 Cross, Professor, 329 Crosthwaite, clockmaker, of Dublin,

III Cunningham, Dr., 280, 290, 325 Cylindroid, the, 391, 392

Dabnev, Mr., 219

Dale, Mr., 146

Dartmoor, visit to, 238

Darwin, Charles, 202

Darwin, Sir George, 136, 194, 195

Darwinian Theory, the, 259

Davos, proposed visit to, 176

Daylight saving scheme, views on the,

153 De la Rue, Mr. Warren, Ti, 201, 206 De Morgan, 104, 205

Dewar, Professor Sir James, 202, 206

Dickens, Charles, 55, 126, 190

Dickinson, Mr. G. L,., 330

Dogs, love for, 124

Dohrn, Dr., 369

Donelly, Mr., 219

Dowden, Professor Edward, 128

Downing, Dr., 304

Dreyer, Dr., 54, 163 ; his account of the work at Parsonstown, jj ; at Dunsink, 104

Dublin, Bay of, 365 ; social life in, 43 ; the quays at, 36 ; walks round, 35

Duff, Mr. J. D., contribution from, 375 et seq.

Dunsink, a ludicrous incident in the South Dome, 108 ; annual inspec- tion of, by the Board of T.C.D., 1 10 ; description of, 91 ; farewell to, 117 meridian circle at, 106 ; predeosssors at, 92 ; Sundays at, 120 ; the South Equatorial at, 104 ; transit of Venus seen at, 109, 121 ; two remarkable clocks at. III

Eclipse, expedition to see an, 303 Eddy, Mrs., 330

Edinburgh, British Association at, 1 1 1 Egyptology, a question of, 185 Elecampane, poem on, 265 Elkington, Mr. Alfred, 192 Everett, Professor J. D., 154 Eyesight, trouble with his, 125, 175

Family Portraits, 7

Famine, memories of the great, 16

Faraday, Professor, 202, 205, 206

Farlowe, Professor, 330

Farmer, Sir Robert Ball as, 123, 124

Fastnet Lighthouse, building of the, 256

Ferguson, Sir Samuel, 51, 134, 279

FitzGerald, George Francis, 120, 127, 270 ; letter on " Dynamical Par- able," 242

Fitzgibbon, Lord Justice, 50, 169, 170

Forb«s, Professor E-, 14, 15

Foster, 370

Fowler, Mr., 308

Flat-earth men, 230

Franklin, Sir John, 144

Frazer, Mr., 204

Galbraith, the Rev. Joseph, 298

Galileo, 128, 361

Galway College, 272

Galwey, Captain A. Knox, 249

Garbutt, Mr. J. W., 221

Gassiot, Mr. J. P., 73

Geddes, Mr., 343

400

Index

Geology, early interest in, 37 ; fossil vertebrates at New York Museum, 348 ; lava streams, description of, 366 ; letter from Professor Lapworth on, 302 ; Museum of, at New Haven, 347 ; study of, in Italy, 362

German University, appreciation in a, 241

Gibbon, John G., 24

Gibbs, Professor, 347

Gibson, Mrs., 144

Gilchrist, Mr., 214

Trust, the, 214 et seq. (See Lec- tures, Gilchrist)

Giles, Professor, 238, 347

Gill, Dr., 314

, Sir David, 147, 274 ; letter from,

138

Gilman, Dr., 331

Gladstone, Mr., 149 ; a letter from, 213

Glaisher, Mr., 70

Goodbody, Mr., 320, 348

Gordon, Dr., 284

Gore, Canon, 32

Gorilla, an imitation of a, 14

Gorst, Sir John, 144 ; a letter from, 383

Gough, Mr. J. B., an oration by, 56

Gould, Benjamin Apthorpe, 130

Graham, Mr. Andrew, 165

Granby Row, No. 3, 12 ; the life at, 43 et seq.

Grand, Madame Sarah, 181, 330

Grandchildren of Sir Robert Ball, 123W

Grant, Mr. Madison, 347

Graves, Bishop, 297

, the Rev, R. P., 93

Gravelius, Harry, 395

Gray, Mr. Asa, 44

, the Rev. T. T., 66. 268

Great Exhibition, the, 23

Green, Mr., 313

, the family of, 3

, the Rev. William Spots wood,

, Mr. J. Reay, 44; Shakespeare,

amazing knowledge of, 46 Greenore, Lord Rathmore's parties at,

169 Griffith, Sir Richard, 300 Grubb, Sir Howard, 53, 147 ; works

of, visited by the Emperor of

Brazil, 115 " Gulliver's Travels," a prophecy in, 171 Gumbleton, Mr., 24

HA13. Professor, 342, 343. 344 Hall, Captain King, 308 , Professor, ^37 Hamilton, Sir W. R., 77, 120, 154, 157, 158, 269; an anecdote concerning, ' -

2 A 401

100 ; appointed Astronomer Royal, 96 ; as examiner, 99 ; precocity of, 94 ; some account of his life, 93 Hampden, John, letters from, 230,

231

Hanbury, Miss, 358

, Sir Thomas, 357

Harkness, Mr., 347

Harmer, Mr., 143

Harper, President, 353

Hart, Dr., 132

Harvey, Dr. William Henry, 43

Hasselberg, Dr., 307

Haughton, Dr., 80, 90, 278, 2S2 el seq. ; as a " grinder," 29S ; as a preacher, 300 ; as veterinary sur- geon, 294 ; death of, 301 ; his finan- cial expedient, 289 ; breeds a new kind of sheep dog, 293

Healy, Father, 61

HeUicar, Miss Amelia Gresley, 8

Herculaneum, 365

Herschel, Sir John, 69, 173, 185, 186

Higgins, Mr. Napier, 149

Hills, Captain, 314

Hime, Dr. Maurice, 171

Hinks, Mr. Arthur, 178, 304

Hogg, Mr. Jonathan, 279, 291

HoUand, Dr., 350

Holmes, Oliver Wendell, ^$7

Hooker, Sir Joseph, 116

, Sir W. J., 43

Hope, Mr. Anthony, 181

Horses, Sir Robert's opinion of, 123

Howard, Mr. Edward, 309

Hubbard, Mrs., 332

Huddleston, Mrs., 327

Hugel, Baron von, 181

Huggins, Lady, 129

, Sir William, 7^. 129

Hull, Miss, 263

Hunt, Mr., 283

, Holman, 181

Hutton, Mr. Maxwell, 280, 284, 331

Ingram, Dr. John Kells, 28, 279 Ireland, cruise round described, 248 ef

seq. ; leisurely methods in, in Irish Lights Board, appointed scientific

adviser to, 246 Lights Commissioners, duties of,

250

James, Professor, ^37

Jebb, Sir Richard, 145, 382

Jersey City, visit to, 331

Joly, Professor Charles Jasper, 261 ;

high opinion of, 157 ; his successor

at Dunsink, 152 , Mrs., letter to, 157

Index

Jones, Henry Arthur, 156 , Professor T. R., 318

Kane, Sir Robert, 87 Keeler, Professor, 207 Kells, the Book of, 152 Kelvin, Lord, 145, 170, 204 Kernahan, Mr. Coulson, notes of a

meeting with Sir Robert, 204 Killarney Fern, the, 48 King's College, Cambridge, fellowship

of. 139 College Chapel, description of,

143 ; funeral service in, 386 " King Solomon's Mines," Eclipse in,

314 Kingsley, the Rev. William, 165 Kirfland, Professor, 318 Klein, Professor Felix, 90, 155, 391 Klumpke, Miss, 304 Knighthood, 132 Krakatoa, 161

liA MORTOI,A, 357

Langley, Professor, 226

Lanternists, Sir Robert's dealings with, 220

Lanza, Professor, 328

Laplace's equation, solution of, 164

Lapworth, Professor, a letter from, 302

Larmor, Sir J., on Sir Robert's work at Dunsink, 1 19, 120 ; at Cambridge, iSS ei seq.

Lassells, Mr.. 91

Laurie, Mr., 370

Lava streams, 366

Lawson, Mr. (Attorney-General), 60

, Sir Wilfrid, 236

Leaning Tower, 361

Lecky, Mr., 168, 271

Lecture tour, an invitation to go on a, round the world, 145

Lectures, nervousness and anxiety of the lecturer, 151 ; on the planetary theory, 159; first lecture, 188; on astronomy, 188 et seq. ; a course on " Experimental Mechanics," 189 ; publication of course on " Experi- mental Mechanics," 190 ; at Mid- land Institute, Birmingham, 190, 192 ; " Transit of Venus," 191 ; " A Night at Lord Rosse's Tele- scope," 192 ; "A Glimpse through the Corridors of Time," 193 ; " The Moon," 196 ; " Krakatoa, the Mighty Volcano," 196, 228, 362 ; " Other Worlds than Ours," 196, 229 ; persons with whom he stayed when lecturing, 197M ; at the Royal Institution, 201 etseq. ; the " Friday

Evening " lectures, 202 ; " The Distances of the Stars," 204 ; to children, 205 et seq. ; Christmas, at Royal Institution, 205 ; a mishap at a, 210 ; Gilchrist, origin of, 214 ; Gilchrist, 214; Gilchrist, the crowds at, 217 ; towns where he gave his first Gilchrist lectures, j2i8; "A Universe in Motion," 221 ; for charity, 224 ; Sunday, 224 ; chair- men at, 225 ; " An Evening with the Telescope," 226 ; quotations in, 226 ; " Recent Researches about the Sun," 228 ; anecdotes in, 228 et seq. ; " Invisible Stars," 232, 253 ; to convicts, 238, 240 ; more ad- vanced, 241 ; " How Came the Great Ice Age," 252 ; on Irish coast scenery, 263 ; " Time and Tide," 331

Lee, Archdeacon, 32

Leonids, 71, 238 ; the shower of 1899, 178

Lewis, Mrs., 144

, Mr. T. Hanson, 211

Lick, Mr., 344

Light-keeper, letter from a, 254

Lindsay, Lord, 10 1, 191

Lipton, Mr. T., 79

Lloyd, Dr. Humphrey, 62, 91, 96

exhibitioner, 29

Loane, George, 143

Lockyer, Sir Norman, 163, 304, 308

Lodge, Sir Oliver, 169, 171

London Patent Office, old pupils at, 89

Lojidon, Professor, of Toronto, 190

Low, Mr. Seth, 347

Lowell, Mr., 235

, Mr. Lawrence, 329

, Mr. Percival, 329

Lowndean Chair at Cambridge, 1 1 7

Lyell's " Principles of Geology," 368

Macalister, Professor, 136 Maccabean Club, dinner at, 183 McClintock, Admiral, 144 McCullagh, 96 MacDonnell, Dr., 299 M' Dowel, Professor, 282 MacMahon, Major, 143, 304 Madden, Mr. Justice, 50 MahaflEy, Dr., 50, 51, 195, 268, 270,

279 Mamhead, visit to, 4 Manning, Cardinal, 178 Mantua and Montferrat, Prince of, 296 Marconi, Mr., 343 Marriage of Sir R. S. Ball, 82 Mars, 235

Marsh, Professor, 229 Marth, Mr., 91

402

Index

Mathematical Papers, catalogue of, 388

et seq. Maunder, Mr. E. W., 304 Maury, Lieutenant, 333 Maxwell, Clerk, 127, 153, 203 Meade, Dr., 32 Meakin, ilrs., 302 Megaceros Hibernicus, the, 283 Men tone, 357

Meteorites, a letter about, 161 Meteors, shower of, described, 71 Middleton, Professor, 144 Midland Institute, the, 190 Miller, Dr., 76

Mill's "Political Economy," 178 Milne's seismograph, 261 Milton, quotation from, 128 Minchin, Professor, 131, 195, 270 MinneapoUs, 341 Mission to Seamen, lectures on behalf

of, 224, 325 Mitchell, Dr. Chahners, 187 Mitchell's " Orbs of Heaven," 32 Moffat, President, 272 Monaco, 359 Monck, Mr., 160, 164 Monte Carlo, the Casino at, 358 Montferrat, Prince of Mantua and,

296n Montfort, Mr. Richard, 89 Moore, David, 47

, Sir Frederick, 48

Morley, Itlr., 347 Morris, Lord, 61 Morse, Professor, 330 Mvmro, Mr. Justice, 279 , Professor, 328

Xaegamvala, Professor K. D., 304 Nansen and the return of the Fram,

316 Naples, aquarium at, description of,

371 ; museum at, 367 ; zoological

station at, 369 Nebula, the Great, in Orion, 129 Nebulae, observations of, by Sir Robert,

77 ; Sir W. Huggins's observations

of, 7^ Nedley, Dr., 61, 284 Neptune, the discovery of, 165, 387 Newall, Mr., 351

Newcomb, Professor, 162, 326, 332, 333 New star, appearance of a, 74 et seq. Newton, Sir Isaac, 153, 381 New York, 346 Niagara, visit to, 320 Nice, visit to, 360 Niven, Professor, 244 Norway, Dr. Common's Observatory

in, 306 ; eclipse expedition to, 303

et seq. ; failure to see eclipse, 312 ; incidents on the journey home from, 315 et seq.; Lapp settlement, visit to, 305 ; path of moon's shadow, 314; the geology of the fjords of, 174 ; Vadso, arrival at, 306 ; visits to, 302 et seq. ; voyage to, 305 ; why he went there to see eclipse, 313 Nimibers, conception of, 226

O'Brien, Smith, rebellion of, 16 O'Connell, Dan, funeral of, 16

, The Misses, of Derrynane, 177

O'Reilly, Professor, 87, 89

O'Rell, Max, 330

Old Age Pensions, views on, 381, 385

Ommaney, Admiral, 320

Orator, Pubhc, Cambridge, 146

Orators, American, 334

"Origin of Species, The," 44

Osborne, Professor, 348

Osier, Mr. Follett, 192

Ouida, letter from, 238

Owen, Robert, the Socialist, ao

, Sir CunUfFe, 144

, Sir Richard, 15, 27, 116

Oxmantown, Lord, 68

Paget, Mr. Almeric, 382 Palles, Chief Baron, 61 Parable, a dynamical, 242 Paradox box, the, 205, 235 Parallax work at Dxmsink, 105 Parsons, the Hon. and Rev. Randal,

65

, the Hon. R. C, 65

, the Hon. Sir Charles, 65 ; letters

from, 78 Patterson, Robert, 16 Pedro, Dom, his visit to Dublin, 1 1 1 Persico, Monsignor, 61 Petrie, Dr., 51, 185, 186, 217 Philadelphia, visit to, 346 Phipps, the Rev. C. B., 132

, Charles Hare, 132

Pickering, Professor, 207, 329

Pillsbury's flour mill, 341

Pinero, Sir Arthur, 181

Pisa, visit to, 361

Plesiosaurus Cramptoni, the, 387

Plunkett, David, 151, 271

Poinsot, Louis, 390

Political economy, 178

PoUtics, his first poUtical meeting, 380 ;

his share in University, 381 et

seq. ; payment of members, 384 Pompeii, 362, 364

Pond, Major, 322, 326, 346, 347, 348 Pontresina, visit to, 84

403

Index

Posterity, a message to, 167 Post Office, oflfer of a post in, 29 Powell, General, 332 Pozzuoli, visit to, 368 Prebensen, Governor, 306 Prince of Siam, the, 149

of Wales, H.R.H. the, 149

Princess Alexandra, the steamship, 248 Princetown, 239 Probabilities, theory of, 360 Proctor, Miss, 330

, R. A.. 185, 186, 216

Purser, Dr. John, 66, 168

, Miss, 139

Putnam, Mr., 333

, Mrs., 338

Pyramids, some interesting points

about the, 185 ; theories concerning,

103

Quaternions, Sir Robert's interest in,

157; the inventor of, 96 Queen Victoria, letter from, 1 80 ;

letter to, 179

Radium, delight at the discovery of, 160

Railway accident. Sir Robert nearly in a, 223

Rambaut, Dr., letter to, about photo- graphic telescope, 140; other letters to, 161, 164, 220, 221, 230, 245.

Ramsden, the celebrated optician, 92

Rathborne, John G., no, 116

Rathmore, Lord, 50, 169

Rawlinson, J. F. P., his opinion of Sir Robert as a chairman, 382

Rayleigh, Lord, 147, 202, 204, 248, 350

Reeves, Dean, 52

Reine, Professor, 329

Riall, Captain, 259

Richardson, George, 24

Richmond, Virginia, visit to, 333

, Mr., 222

Ringwood, Mr. Richard. 267

Ripon, Lady, 219

Roberts, Lord, of Kandahar, 282, 292

, Dr. Isaac, 207, 305

, Mr. Samuel, M.P., 166

Robinson, Dr. Romney, 52, 54, 69

Rockefeller, Mr., 337

Rome, he visits, 372

Romer, Lord Justice, 34

Roosevelt, Mrs., 329

, President, 327

Ross, Mr. Justice, 170

Rosse, Lord, death of, 77 ; his great telescope, 63 ; observations of nebula: by, 65

Rotch, Mr. and Mrs., 327

Rothschild, Baron, 356 Roumania, Prince of, 232 Rowe, the Rev. T. B., 20 Royal Institution, lectures at, 203, 205 et seq.

Irish Academy, papers in the

transactions of, 392 ; relations with the, 83, 133

Society, becomes a Fellow of, 90

Zoological Society of Ireland,

anecdotes concerning, 280 ; his

relations with, 278 et seq. ;

in frost, 286 ; purchase of a

baboon, 281 Russell, Lord, of Killowen, 83

, Sir Charles, 149

Russian student, a remarkable, 183

Sabine, General, 69

St. Paul, 341

Salmon, Dr., 33, 268, 279; on univer- sity representation, 381

Sandys, Sir John, Latin speech of, 140

Saxe- Weimar, Prince Fdward of, 61

School, reports of progress at, 19

Scientific adviser, duties of, 246 ; in- teresting letters received by, 254, 256

papers, complete list of his, 388

et seq.

Scott, Archdeacon, 262

, Miss, 346, 347

Screw chains, 393

Seton-Thompson, Mr. and Mrs., 346,

348 Seydler, Dr., 396 Shaw, Mr. Bernard, 181

, Dr. G. F., 57

Sheep-dog, Irish, breeding of, 293 Shooting stars, the shower of 1866,

70 et seq. Shortt, His Honour Judge, 165 Shuttleworth, Canon, 205 Siam, Prince of, 232 Sidney, Dr., 87 Smith, Miss, 346 Smyth, Dr. C. Piazzi, loi, 133 ; his

work on Egyptology, 102 Snagge, Sir Thomas, 50, 169; writes

an elegy on a lion, 295 Society of Authors, a dinner at the, 145 Solfatara, a visit to the, 368 Solicitor-General, the, 149 South, Sir James, 104 Speeches of Sir R. Ball, at a B.A.

meeting, 8 ; to schoolgirls, 10 ; to

T.C.D. graduates in London, in;

at the B.A. meeting in 1887, 242 ;

to the Cambridge Antiquarian

Society, 263 ; to the Trinity College

404

Index

Dining Club, 268 el seq. ; at the opening of the Haughton Hoiise, 282 ; at a political meeting, 382 Sprague, Mr. T. B., 24 " Starland," origin of, 212 ; interest- ing letters about. 213, 214 Stawell, Ruth, 2 Steele, Mr. Charles, 88

, Dr. William E.. 82

, Frances Elizabeth. 82

, Lawrence Edward, 148, 177, 184;

corrects proofs of Sir Robert's books, 173 ; consulted on Egyptology, 185 ; his share in this book (see Preface) ; Sir Robert's aflFection for, 173 ; various letters to, 173 et seq. ; writes the libretto in Vanity Fair, 182 Sterling, Madame Antoinette. 209 Stewart, Sir Robert, 270 Stockyards at Chicago, the, 343 Stokes, Dr., 40

, Dr. William, 51

, Lady. 144

, Miss, 263

, Sir George. 69, 144. 153

Stone, Mr., 314

, Sir Benjamin, 302

Stoney, Dr. Johnstone, 32, 62, 65, 66, 81, 160, 193

. Mr. Bindon, 66

Storey, Dr., 126

" Story of the Heavens," letters about the, 162 ; new edition of, 131 ; Professor Casey's opinion of, 133 ; reviews of, 1 26 ; the writing of the, 121 Stubbs. the Rev. Dr., 273 Sunday, wotild not lecture on, 224 Sutcliffe. Mr., 196 Swanzy. the Rev. H. B., 168, 318 Sweden, the King of, 180 Swift, Dean, and planetary movements,

7 , Ernest G., 24

Tait, Professor, 153, 269

Tappan, Dr., 100

Tarleton, Professor. 30, 270

Tarvin Hall, Chester, 18 ; the end of, 22

Telescope, a new, at Cambridge, 140, 147; Lord Rosse's, 63 ; Roberts' re- flecting, at Dimsink, 117: Sir Robert makes a, 07 ; Yerkes, 342

Temple, Dr., 214

Tennyson, Lord, message from, 139

Theory of screws, 241 ; conunence- ment of, S^ ; development of.

explained, 390 ; his labours at, 1 5 5 ;

lectures on, 245 ; letter from Dr.

Johnstone Stoney about, 160 ; origin

of the, 389 ; Professor Chrystsi's

opinion of, 155 Thiselton-Dyer. Sir W.. 85 Thomson, Mr. Basil, 239

, Captain, 325

, Sir J. J., 144. 202

. John. II

, Mrs., 120

, Sir W., 136

Thompson. Mr., assistant at Dunsink.

96

. Mr. Seton-. 334

. Mrs. Seton-, 330

, William, 13

, Sir Wyville. 1 1 1

Tides, effect of, in comets, 127 '■ Time and Tide," lecture on, I9^ Todd, Dr., 52

, Dr. David, 167

Todhxmter, Dr. John, 10, 156 Tory Island, description of, 256 Townsend, Richard, his method of

lecturing 34 Traill, Dr. Anthony, 268. 318 Traquair, Dr. Ramsay, 85 \ Trinity College, Dublin, address to the

graduates of, no ; dining club, 267 ; i entrance breakfast at, described, j 270, 271 ; finances of, 272, 273 ; later associations with, 267 et seq. ; I method of awarding Fellowships at, I 276 ; scholarship in, 31 ; Sir Joseph

Larmor describes its intellectual

circle, 119; tries for Fellowship at,

j 33

Turner, Professor, 314 , Twain, Mark, 348 ; meeting with, 127 I Tyndall, Professor, 203, 207

I Vanity Fair, portrait in, 182

Venus, life on, 236

Vesey Club, the, 302

Vesuvius, 365 ; observatory at, 367

Vienna, the equatorial for, 112

Vincent, 3ilr., 206

Vintermeyer, Mr. and Mrs. Samnel, 347

Vivanti, Professor, 396

Vivisection, his views on, 172 ; Vortex rings, paper on, 388

Watt, Mr. Horatio, 337

, Judge, 345

Walsh, Archbishop, 61

Warner, Mr., 332

Washington, the library at, 333 ; visit

to. 331 . Mr. Booker, 327

405

Index

Waterville, visit to, 177

Waves, description of, 253

Wesley, Mr. W. H., 304, 313

Whately, Archbishop, 27

Wheatstone, Mr., a visit to, 72

White, Blanco, sonnet by, 129

Whitefriars Club, 187

Whitehead, Mr., 222

Whittaker, Professor, appreciation of, 152, 164; his catalogue of Sir Robert's books and papers, 388

Willett, Mr., 153

Williams, Professor, 347

Williamson, Professor, 370, 318

Willis apparatus, the, 81, 189 Wilson, Colonel, of Tunbridge Wells, 24 Wooldridge, Mr. A. J., 304 Wright, Dr. E). Percival, 47, 280

YERKES Observatory, the, 69, 106, 307,

342 Yonge, R.N., Captain, 323 Youghal, association of Ball family

with, 6 ; Sir R., a Freemason of, 2 ;

the family at, 2

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