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KNOWLEDGE FOR MEN.—SMITHSON.
CITY OF WASHINGTON:
PUBLISHED BY THE SMITHSONIAN
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ADVERTISEMENT.
Tus volume forms the sixth of a series, composed of original memoirs on dif-
ferent branches of knowledge, published at the expense, and under the direction, of
the Smithsonian Institution. The publication of this series forms part of a general
plan adopted for carrying into effect the benevolent intentions of Jams SwrHson,
Esq., of England. This gentleman left his property in trust to the United States
of America, to found, at Washington, an institution which should bear his own
name, and have for its objects the “increase and diffusion of knowledge among
men.” This trust was accepted by the Government of the United States, and an
Act of Congress was passed August 10, 1846, constituting the President and the
other principal executive officers of the general government, the Chief-Justice of
the Supreme Court, the Mayor of Washington, and such other persons as they might
elect honorary members, an establishment under the name of the ‘“ SmrrHsonIAN
INSTITUTION FOR THE INCREASE AND DIFFUSION OF KNOWLEDGE AMONG MEN.” ‘The
members and honorary members of this establishment are to hold stated and special
meetings for the supervision of the affairs of the Institution, and for the advice
and instruction of a Board of Regents, to whom the financial and other affairs are
intrusted.
The Board of Regents consists of three members ex officio of the establishment,
namely, the Vice-President of the United States, the Chief-Justice of the Supreme
Court, and the Mayor of Washington, together with twelve other members, three of
whom are appointed by the Senate from its own body, three by the House of
Representatives from its members, and six persons appointed by a joint resolution
of both houses. ‘To this Board is given the power of electing a Secretary and other
officers, for conducting the active operations of the Institution.
To carry into effect the purposes of the testator, the plan of organization should
evidently embrace two objects: one, the increase of knowledge by the addition of
new truths to the existing stock; the other, the diffusion of knowledge, thus
increased, among men. No restriction is made in favor of any kind of knowledge ;
and, hence, each branch is entitled to, and should receive, a share of attention.
ao
iv ADVERTISEMENT.
The Act of Congress, establishing the Institution, directs, as a part of the plan of
organization, the formation of a Library, a Museum, and a Gallery of Art, together
with provisions for physical research and popular lectures, while it leaves to the
Regents the power of adopting such other parts of an organization as they may
deem best suited to promote the objects of the bequest.
After much deliberation, the Regents resolved to divide the annual income into
two equal parts—one part to be devoted to the increase and diffusion of knowledge
by means of original research and publications—the other half of the income to be
applied in accordance with the requirements of the Act of Congress, to the gradual
formation of a Library, a Museum, and a Gallery of Art.
The following are the details of the two parts of the general plan of organization
provisionally adopted at the meeting of the Regents, Dec. 8, 1847.
DAC LS O22) EGE SEER Sel PAG Al ON) SI Ele BieeealaeAG Nes
I. To 1ncrEASE KNowLepGe.—Zi is proposed to stimulate research, by offering
rewards for original memoirs on all subjects of investigation.
1. The memoirs thus obtained, to be published in a series of volumes, in a quarto
form, and entitled “Smithsonian Contributions to Knowledge.”
2. No memoir, on subjects of physical science, to be accepted for publication,
which does not furnish a positive addition to human knowledge, resting on original
research ; and all unverified speculations to be rejected.
3. Each memoir presented to the Institution, to be submitted for examination to
a commission of persons of reputation for learning in the branch to which the
memoir pertains; and to be accepted for publication only in case the report of this
commission is favorable.
4. The commission to be chosen by the officers of the Institution, and the name
of the author, as far as practicable, concealed, unless a favorable decision be made.
5. The volumes of the memoirs to be exchanged for the Transactions of literary
and scientific societies, and copies to be given to all the colleges, and principal
libraries, in this country. One part of the remaining copies may be offered for
sale; and the other carefully preserved, to form complete sets of the work, to
supply the demand from new institutions.
6. An abstract, or popular account, of the contents of these memoirs to be given
to the public, through the annual report of the Regents to Congress.
ADVERTISEMENT. Vv
Il. To incrEAsE Knowieper.—tIi is also proposed to appropriate a portion of the
income, annually, to special objects of research, under the direction of suitable
persons.
1. The objects, and the amount appropriated, to be recommended by counsellors
of the Institution.
2. Appropriations in different years to different objects; so that, in course of time,
each branch of knowledge may receive a share.
3. The results obtained from these appropriations to be published, with the
memoirs before mentioned, in the volumes of the Smithsonian Contributions to
Knowledge.
4. Hxamples of objects for which appropriations may be made :—
(1.) System of extended meteorological observations for solving the problem of
American storms.
(2.) Explorations in descriptive natural history, and geological, mathematical,
and topographical surveys, to collect materials for the formation of a Physical Atlas
of the United States.
(8.) Solution of experimental problems, such as a new determination of the
weight of the earth, of the velocity of electricity, and of light; chemical analyses of
soils and plants; collection and publication of articles of science, accumulated in
the offices of Government.
(4.) Institution of statistical inquiries with reference to physical, moral, and
political subjects. ,
(5.) Historical researches, and accurate surveys of places celebrated in American
history.
(6.) Ethnological researches, particularly with reference to the different races of
men in North America; also explorations, and accurate surveys, of the mounds
and other remains of the ancient people of our country.
I. To pirruse KnowLenGn.—ZJit is proposed to publish a series of reports, giving an
account of the new discoveries in science, and of the changes made from year to year
in all branches of knowledge not strictly professional.
1. Some of these reports may be published annually, others at longer intervals,
as the income of the Institution or the changes in the branches of knowledge may
indicate.
2. The reports are to be prepared by collaborators, eminent in the different
branches of knowledge.
vi ADVERTISEMENT.
3. Each collaborator to be furnished with the journals and publications, domestic
and foreign, necessary to the compilation of his report; to be paid a certain sum for
his labors, and to be named on the title-page of the report.
4, The reports to be published in separate parts, so that persons interested in a
particular branch, can procure the parts relating to it, without purchasing the
whole.
5. These reports may be presented to Congress, for partial distribution, the
remaining copies to be given to literary and scientific institutions, and sold: to indi-
viduals for a moderate price.
The following are some of the subjects which may be embraced in the reports :—
I. PHYSICAL CLASS.
. Physics, including astronomy, natural philosophy, chemistry, and meteorology.
. Natural history, including botany, zoology, geology, Xe.
. Agriculture.
Hm OF BD
. Application of science to arts.
II. MORAL AND POLITICAL CLASS.
. Ethnology, including particular history, comparative philology, antiquities, &e.
. Statistics and political economy.
“I GS OH
. Mental and moral philosophy. -
. A survey of the political events of the world; penal reform, &c.
ioe)
III. LITERATURE AND THE FINE ARTS.
9. Modern literature.
10. The fine arts, and their application to the useful arts.
11. Bibliography.
12. Obituary notices of distinguished individuals.
II. To pirruse KnowLencEe.—It is proposed to publish occasionally separate treatises
on subjects of general interest.
1. These treatises may occasionally consist of valuable memoirs translated from
foreign languages, or of articles prepared under the direction of the Institution, or
procured by offering premiums for the best exposition of a given subject.
2. The treatises to be submitted to a commission of competent judges, previous
to their publication.
ADVERTISEMENT. Vil
DETAILS OF THE SECOND PART OF THE PLAN OF ORGANIZATION.
This part contemplates the formation of a Library, a Museum, and a Gallery of
Art...) 5°
J. To carry out the plan before described, a library will be required, consisting,
Ist, of a complete collection of the transactions and proceedings of all the learned
societies in the world; 2d, of the more important current periodical publications,
and other works necessary in preparing the periodical reports.
2. The Institution should make special collections, particularly of objects to
verify its own publications. Also a collection of instruments of research in all
branches of experimental science.
3. With reference to the collection of books, other than those mentioned above,
catalogues of all the different libraries in the United States should be procured, in
order that the valuable books first purchased may be such as are not to be found
elsewhere in the United States.
4, Also catalogues of memoirs, and of books in foreign libraries, and other
materials, should be collected, for rendering the Institution a centre of bibliogra-
phical knowledge, whence the student may be directed to any work which he may
require.
8. It is believed that the collections in natural history will increase by donation,
as rapidly as the income of the Institution can make provision for their reception ;
and, therefore, it will seldom be necessary to purchase any article of this kind.
6. Attempts should be made to procure for the gallery of art, casts of the most
celebrated articles of ancient and modern sculpture.
7. The arts may be encouraged by providing a room, free of expense, for the
exhibition of the objects of the Art-Union, and other similar societies.
8. A small appropriation should annually be made for models of antiquity, such
as those of the remains of ancient temples, &c.
9. The Secretary and his assistants, during the session of Congress, will be
required to illustrate new discoveries in science, and to exhibit new objects of art;
distinguished individuals should also be invited to give lectures Morvjects of
general interest.
In accordance with the rules adopted in the programme of organization, each
memoir in this volume has been favorably reported on by a Commission appointed
Vili ADVERTISEMENT.
for its examination. It is however impossible, in most cases, to verify the state-
ments of an author; and, therefore, neither the Commission nor the Institution can
be responsible for more than the general character of a memoir.
The following rules have been adopted for the distribution of the quarto volumes
of the Smithsonian Contributions :—
1. They are to be presented to all learned societies which publish Transactions,
and give copies of these, in exchange, to the Institution.
2. Also, to all foreign libraries of the first class, provided they give in exchange
their catalogues or other publications, or an equivalent from their duplicate volumes.
3. To all the colleges in actual operation in this country, provided they furnish,
in return, meteorological observations, catalogues of their libraries and of their
students, and all other publications issued by them relative to their organization
and history.
4, To all States and Territories, provided there be given, in return, copies of all
documents published under their authority.
5. To all incorporated public libraries in this country, not included in either of
the foregoing classes, now containing more than 7000 volumes; and to smaller
libraries, where a whole State or large district would be otherwise unsupplied.
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JAMES A. PEARCE,
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SrEPHEN A. DouGLas,
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Wiiuiam H. Ene isu,
Davin Stuart,
Rurvus CHoate,
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Joun M. Berrien,
RicuArp Russa,
ALEXANDER D. BAcuE,
Josern G. Torrrn,
REGENTS.
Vice-President of the United States.
. . Chief-Justice of the United States.
Mayor of the City of Washington.
Member of the Senate of the United States.
ce 66 (74 66 66 ce
ce v4 ce 14 oe “e
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“of New York.
“ of Georgia.
&
of Pennsylvania.
Member of Nat. Inst., Washington.
66 “ce ee
MEMBERS EX OFFICIO OF THE INSTITUTION.
FRANKLIN Piprpce, . . . . . . . President of the United States.
—— ..... . . Vice-President of the United States.
Wana di MitReve ra 2). 2 Seenciany of State.
JAMES GUTHRIE, . = 92. ... . . Secretary of the Treasury.
JEFFERSON DAVIS, . . . = . -. . Secretary of War.
JAmMes C. Doppin, . . .. . . . Secretary of the Navy.
JAMES CAMPBELL, . . . . . . . Postmaster-General.
Canes CUSHING, . . . . . . . . Attorney-General.
Rocrr B. Tanny, . . . . . . . Chief-Justice of the United States.
Cuartes Mason, . . . . . . ~ Commissioner of Patents.
Joon W. Maury, . .... . . Mayor of the City of Washington.
? yi J
HONORARY MEMBERS.
Ropert Hare, BENJAMIN SILLIMAN,
Wasuineton Irvine, ALBERT GALLATIN.*
PARKER CLEAVELAND.
(* Deceased.)
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ARTICLE I.
ARTICLE II.
ARTICLE III.
ARTICLE IV.
ARTICLE VY.
Intropuction. Pp. 16.
Advertisement . : : : : iil
List of Officers of the Smithsonian Institution . 5 F : 3 ix
Table of Contents , i : : ‘ F - ; Xili
PLANTAE FREMONTIANAE, OR Duscriprions oF Pants Coniecrep By Con. J. C.
FREMONT, IN CALIFoRNIA. By Jon Torrey, F.L.8. Pp. 24, and ten plates.
OBSERVATIONS ON THE Batis Maritrma of Linnarvs. By Joun Torrey, F.L.S.
Pp. 8, and one plate.
On THE DARLINGTONIA CALIFORNICA, A NEW PitcHeR PLANT, rrom NortuErNn CALt-
roRNIA. By JouHn Torruy, F.L.S8. Pp. 8, and one plate.
Synopsis or THE Marine INVERTEBRATA OF GRAND MANAN, OR THE REGION ROUND
THE Bay or Funpy, New Brunswick. By WitttAm Srimpson. Pp. 68, and
three plates.
Introduction 5
Polypi . 7
Acalephae ; . j : : 6 3 : 8
Beroid Medusae : ‘ : : : : : : 11
Hehinodermata . : : : : 5 : : : 12
Bryozoa 6 : : : : ; : : : iy
Acephala : : : : 0 : ; 6 : 19
Gasteropoda : 4 : ; ; SIO ee F, ; 22
Cephalopoda. ; : : é i ; i } Dil
Dendrocoela : : ; F ; ; ‘ : 27
Gephyrea ; j : . : : 0 : : 28
Annulata : : : 3 : : : f i 29
Crustacea : ; ; : : : : : : 37
Alphabetical Index : : 3 : : ; : : 61
References to the figures f : : : j : : 67
* Each memoir is separately paged and indexed.
XiV
ARTICLE VI.
ARTICLE VII.
CONTENTS.
On tur Wrinps or tur Norrmern Hemispuere. By James H. Corrin, Professor of
Mathematics and Natural Philosophy, in Lafayette College, Easton, Pennsylvania.
Pp. 200, and 15 plates.
Introduction :
Series A. List of Stations
Series B. Abstract of Observations
Serres C. Mean Direction of Winds
Serres D. Monthly Directions and Deflections .
Serres E. Force and Velocity of Winds
Series I’, Effects of Force and Velocity
Appendix
List of Plates
26
110
142
173
1835
187
198
Tue Ancrent Fauna oF NEBRASKA, OR A DESCRIPTION OF REMAINS OF EXTINCT
MAMMALIA AND CUELONIA, FROM THE MAuvvatses TerRES or NEBRASKA.
JosepH Lrrpy, M.D., Professor of Anatomy in the University of Pennsylvania.
124, and twenty-five plates.
Preface .
Introduction
MAMMALIA.
Cuaprer I. Descriptions of Ungulata Paridigitata .
Cuaprer II. Descriptions of Ungulata Uniparidigitata
Cuaprer ITE. Descriptions of Carnivora
CHELONIA.
Cuarter I. Testudo : : :
Synopsis of Genera and Species of Extinct Mammalia and Chelonia, described
in this work
Index ;
Explanation of the Plates
APPENDIX.
By
Pp.
uy)
67
95
101
113
117
119
OccuLTATIONS oF PLANETS AND Stars BY THE MOON, DURING THE YEAR 1853. Com-
PUTED BY JoHN Downes, at the expense of the fund appropriated by Congress for the
establishment of a Nautical Almanac, and published by the Smithsonian Institution.
Pp. 36.
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SMITHSONIAN CONTRIBUTIONS TO KNOWLEDGE.
PLANTA FREMONTIANE :
oR,
DESCRIPTIONS OF PLANTS COLLECTED BY COL. J. C. FREMONT IN
CALIFORNIA.
BY
JOHN TORREY, F.L.S.
[ACCEPTED FOR PUBLIOATION, SEPTEMBER, 1850.]
VOL, Y. ART. 1.
COMMISSION
TO WHICH THIS PAPER HAS BEEN REFERRED.
Dr. Wm. DARLINGTON.
Dr. ASA GRAY.
JOSEPH HENRY, Secretary S. J.
R. CRAIGHEAD, PRINTER AND STEREOTYPER,
53 Vesey Street, N. Y.
DESCRIPTIONS
OF
SOME NEW PLANTS
COLLEOTED BY
COLONEL J. C) FREMONT, IN CALIFORNTIA.*
THE important services rendered to science by that distinguished traveller,
Colonel Frémont, are known to all who have read the reports of his hazardous
journeys. He has not only made valuable additions to the geographical knowledge
of our remote possessions, but has greatly increased our acquaintance with the
geology and natural history of the regions which he explored. His First Expedition
was made in the year 1842, and terminated at the Rocky Mountains. He
examined the celebrated South Pass, and ascended the highest mountain of the
Wind River Chain, now called Frémont’s Peak. The party moved so rapidly
(travelling from the frontier of Missouri to the Mountains and returning in the
short space of four months) that much time could not be given to botany.
Nevertheless, a collection of 350 species of plants was made, of which I gave an
account in a Botanical Appendix to his first Report. ‘The Second Expedition of
Colonel Frémont, that of 1843 and 1844, embraced not only much of the ground
which he had previously explored, but extensive regions of Oregon and California.
In this journey, he made large collections in places never before visited by a
botanist ; but, unfortunately, a great portion of them was lost. In the gorges of
the Sierra Nevada, a mule loaded with some bales of botanical specimens gathered
in a thousand miles of travel, fell from a precipice into a deep chasm, from whence
they could not be recovered. A large part of the remaining collection was
destroyed, on the return of the Expedition, by the great flood of the Kansas river.
Some of the new and more interesting plants that were rescued from destruc-
tion, were published in the Botanical Appendix to Colonel Frémont’s Report of
his Second Expedition.
* An Abstract of this memoir was read before the American Association for the Advancement of Science,
at its meeting held in New Haven, August, 1850, and published in the volume of its Preteedings.
4 PLANTX FREMONTIAN®. Le
Very large collections were also made in his Third Expedition in 1845 and the
two following years; but again, notwithstanding every precaution, some valuable
packages were destroyed by the numerous and unavoidable mishaps of such a
hazardous journey. Very few of the new genera and species that were saved
have as yet been published, excepting several of the Composite, by Dr. Gray,
in order that the priority of their discovery might be secured for Colonel
Frémont. There was still another journey to California made by that zealous
traveller; the disastrous one commenced late in the year 1848. Even in this
he gleaned a few plants, which, with all his .other botanical collections, he
kindly placed at my disposal. I had hoped that arrangements would have been
made by the Government for the publication of a general account of the Botany
of California; but as there is no immediate prospect of such a work being under-
taken, I have prepared this memoir on some of the more interesting new genera
‘discovered by Colonel Frémont. The drawings of the accompanying plates were
made by Mr. Isaac Sprague, of Cambridge, Massachusetts, who ranks among the
most eminent botanical draughtsmen of our day.
SPRAGUEA. Nov. Gen.
Calyx disepalus, persistens ; sepalis suborbiculatis, basi cordatis, emarginatis,
membranaceis, patentibus. Corolle petala 4, estivatio imbricata, libera, duobus
exterioribus sepalis alternantibus, interioribus sepalis oppositis. Stamina 3,
petalis opposita. Ovarium uniloculare. Ovula 8-10, basilaria. Stylus filiformis,
apice trifidus; lobis intus stigmatosis. Capsula membranacea, compressa,
unilocularis, bivalvis. Semina 2-5, lenticulari-compressa, nigra, nitida, estro-
phiolata.—Herba Californica, perennis, glabra ; caulibus 1-5, scapiformibus, e
caudice brevi ortis, remote squamosis ; floribus confertis scorpioideo-spicatis ;
spicis pluribus, aphyllis, umbellatis, terminalibus.
SPRAGUEA UMBELLATA. Tas. IL
Hazs.—Forks of the Nozah river, in the foot-hills of the Sierra Nevada of
Northern California. In flower and fruit, May 22. Other specimens, not ticketed,
were in the collection, perhaps obtained on the same ground a little earlier in the
season.
The root of this remarkable plant is short and tapering, soon dividing into a tuft
of thick fleshy fibres. The caudex is short and thick, throwing up from its summit
from one to five or six simple scape-like branches, which are from three inches to
a span high, and somewhat diverging. All the proper leaves are situated at the
crown of the caudex, forming a dense rosulate cluster. They are from an inch to
nearly two inches in length, of a fleshy consistence, obovate-spatulate, with a long
tapering base, obtuse, and perfectly entire. The scapes are furnished with several
I. PLANTA FREMONTIANA. 5
lanceolate distant scales, which are scarious on the margin. Spikes six to twelve in
a terminal spreading umbel, at first conspicuously scorpioid, and gradually unfolding
from the base upwards. The peduncles are about half an inch long, and the ovate
bracts at their base form an imvolucrum. Flowers closely imbricated, on short
pedicels. The calyx consists of two persistent hyaline sepals, which are right and
left of the axis; they are nearly orbicular, emarginate, undulate on the margin,
obscurely veined, and of a pale rose-color, except the broad green midrib. Petals
four, obovate, rose-color, much shorter than the calyx, two of them nearly oppo-
site the sepals, the others alternate. with them, gelatinous-colliquescent after
flowering, as in many other Portulacacez, and in a withered state, remaining
attached to the summit of the young fruit like an indusium. The stamens are
constantly but three, and are inserted opposite three of the petals; the fourth
(belonging to a lateral petal) wanting: filaments longer than the petals: anthers
ovate, fixed by the middle, two-celled, opening longitudinally. The ovary is
globose-ovoid, much compressed, one-celled, and contains from eight to ten ovules,
on conspicuous stalks, which arise from a basilar placenta. Style slender, as
long as the stamens, undivided ; the stigma minute and three-lobed. Capsule
membranaceous, much compressed, two-valved; the valves parallel with the
persistent sepals. Seeds lenticular, black and shining, with a crustaceous testa.
Embryo hippocrepiform, embracing mealy albumen.
This remarkable plant undoubtedly belongs to the family of the Portulacacez ;
and, judging from the description, it seems to be a near ally of the Chilian genus
Monocosmia of Fenzl. In the latter, however, there is but a single stamen ; the
ovules are only from two to four in number; the style is very short as well as
two-cleft, and the habit is different.
I have dedicated this genus to Mr. Isaac Sprague, of Cambridge, Massachusetts,
so well known as a botanical draughtsman, and especially for the admirable
illustrations of the Genera of the Plants of the United States, by himself and
Dr. Gray.
FREMONTIA. Nov. Gen.
Calyx basi tribracteatus, patenti-campanulatus, quinque-partitus, subpetaloideus
basi foveolatus estivatione quincuncialis. Corolla nulla. Stamina quinque: fila-
menta vix ad medium monadelpha: anthere oblongo-lineares, biloculares, suban-
fractuose, extrorse; loculis longitudinaliter dehiscentibus. Ovarium quadri-
quinque-loculare : ovula in loculis plurima, biseriatim inserta, horizontalia,
anatropa : stylus filiformis, subincurvus: stigma indivisum, acutiusculum. Capsula*
* Just as this memoir was sent to press I received from the Rey. Mr. A. Fitch a collection of plants which
he obtained while acting as a missionary in California. In his extensive travels through that country he
availed himself of favorable opportunities of collecting botanical specimens, which from time to time he
placed at my disposal. In the last parcel, which he brought home himself, I was greatly pleased to find
the Frémontia. I am now able to describe the fruit of this rare plant, but unfortunately the only capsule
that was received had shed its seeds, the characters of which I have given from the verbal description
of Mr. Fitch.
6 PLANT FREMONTIANS. I
ovata, turgida, plerumque quinquelocularis, loculicide dehiscens, pilis rigidis stellatis
dense vestita; loculis polyspermis. ‘ Semina ovata, glabra.”—Frutex Californicus,
stellato-pubescens; foliis alternis cordatis, lobatis; stipulis nullis vel caducis ;
pedunculis oppositifoliis unifloris ; floribus amplis flavis. ;
FREMONTIA CALIFORNICA. Tas. IL
Haxs.—Sources of the Sacramento, in the northern part of the Sierra Nevada
of California. Also hill-sides, Mariposa county, especially near the gold works
of the Merced Company ; flowering in May.—Rev. Mr. A. Fitch.
A beautiful shrub, usually from three to four feet high, but occasionally reaching
a height of ten feet, and having very much the appearance of an ordinary fig-tree.
The bark is of a brownish gray color; the wood is hard, and apparently of slow
growth. Most of the leaves and flowers are produced at the extremity of very
short lateral branches or spurs. The former are petiolate, roundish in outline,
from three fourths of an inch to an inch, or sometimes even three inches, in dia-
meter,* three to seven-lobed; the lobes entire, or crenate-toothed, of a thick (and
when old of a somewhat coriaceous) texture, green and sparsely stellate-pubescent
on the upper surface, ferruginous-tomentose underneath; the petioles from four to six
lines long. Inthe specimens from Mariposa county, the leaves of the young shoots
are less deeply and more numerously lobed. The peduncles are about as long as
the petioles, stout, straight or somewhat recurved. Immediately under each
flower, and closely applied to the calyx, are three small lanceolate bracts. The
calyx is sulphur-yellow widely campanulate, about an inch and a quarter in
diameter, deeply five-parted; the segments roundish-obovate, and usually with
a short abrupt point, or sometimes mucronate. Externally the calyx is sparsely
stellate-pubescent, and on the inside at the base it is densely villous. 'The stamens
are equal, shorter than the calyx, and opposite to its segments: the filaments are
glabrous, the upper half filiform, spreading and distinct; the lower part united into
a tube which embraces the ovary and nearly conceals it: the anthers are about
three lines long, extrorse, adnate, tortuous, and incurved at each end. In the bud
they are four-celled, but only two-celled in the expanded flower; the cells are dis-
tinct and open longitudinally their whole length. Under the microscope the pollen
appears triangular-globose and reticulated. The ovary is ovoid, and densely
clothed with short conical hairs or processes. It is usually five-celled ;f each cell
containing eight or ten horizontal anatropous ovules: the style is about one third
longer than the stamens, and gradually tapers towards the summit, where it termi-
nates ina minute undivided stigma. The capsule is about as large as that of
Hibiscus Syriacus, and is closely covered with short stiff reddish stellate hairs; a
portion of the calyx remaining at its base. At maturity it splits loculicidally nearly
* The plate of Fremontia was engraved and printed before the specimens with larger leaves were
obtained.
+ Only four cells are represented in the plate, and no more were found in the flowers first examined.
Th PLANTA FREMONTIAN2. he
to the base into five valves. Only two or three seeds ripen in each cell; and
these are smooth, resembling those of the Ochra.
This genus is a near ally of the celebrated Cheirostemon of Humboldt, the
Hand-tree of Mexico. The latter differs, however, in the form and texture of the
calyx, the lobes of which are deciduous; in the much longer stamineal column and
secund mucronate free portion of the filaments; in the straight parallel anther-
cells, and in some other characters of less importance.
The genus Cheirostemon has long been regarded as an anomalous member of
the order Bombacee, which by many botanists is reduced to a tribe of Sterculiacee.
It differs, as does also Frémontia, from the rest of the tribe in the apetalous
flowers, imbricated calyx, and definite stamens; characters which, in this family,
‘are of sufficient value to constitute a distinct division, which may be called
Frimontiem. The genus Ochroma of Swartz, another anomalous Bombacea,
has some resemblance to Cheirostemon, as Kunth noticed many years ago, espe-
cially in its five-lobed stamineal crown and in the subimbricated calyx; but in most
other respects it resembles its congeners.
Those Bombacee which have the stamineal tube five-cleft at the summit, with
each segment bearing two anthers, may be regarded as composed of ten stamens,
the filaments of which are monadelphous below and pentadelphous above; the
upper portions of the filaments beimg united in pairs, with (usually) one-celled
anthers. ‘This view may be taken of Fremontia as well as of Cheirostemon.
In my memoir on Batis, published in the present volume, I have given the reason
for relinquishing the former genus Frémontia, and my intention of bestowing the
name on a new plant from California, first detected by the distinguished traveller
himself, whose valuable services to North American Botany it is thus intended to
commemorate.
LIBOCEDRUS. Endl.
Lisoceprus Endl. Synops. Conif. p. 42; Gen. Pl. Suppl. IV. pars 2, No.. 1794.
‘THUY species auct.
LIBOCEDRUS DECURRENS. Tas. IIL.
L. ramulis compressis subancipitis; foliis late ovatis breviter acuminatis apice
serrulatis longe decurrentibus, lateralibus carinatis, facialibus planis; strobilis
ovato-oblongis erectis; squamis infra apicem spina tuberculiformi recurva auctis,
superioribus multo majoribus ; seminibus bialatis, ala altera maxima.
Has.—Upper waters of the Sacramento, particularly from lat. 38° 40’ to about
41° N. lat., where it was also found (without fruit) by the botanists of the United
States Exploring Expedition, and by Dr. G. W. Hulse.
A noble tree, sometimes attaining a height of 120 or even 140 feet; and a trunk
of seven feet in diameter is not uncommon. It rises from 80 to 100 feet without a
>
8 PLANT. FREMONTIANZE I.
limb. The leaves are four-ranked, as usual in this genus, very small, and closely
imbricated ; their bases prolonged downward and contracted, with strongly-marked
longitudinal lines where the two exterior overlap the two interior ones, In the
younger branchlets, the decurrent bases are from two to three times longer than their
diameter, and in the older ones, about four times longer. None of the leaves are
acerose. The two interior of each joint are marked on the face with a slight
depression, beneath which there is often a small obscure gland, although none
appears externally. ‘The staminiferous aments terminate the branchlets. ‘They are
ovoid-oblong, and from two to three lines in length. The stamens are from twelve
to fourteen, four-ranked ; the connective produced into a suborbicular éxcentric-
ally peltate scale, and bearing on its under surface about four oblong anther-cells,
which open longitudinally. The seminiferous aments are nearly an inch in length,
ovate-oblong, and consist of four scales, of which the two exterior are very short,
the two interior rounded externally, with the flattened septum-lke axis prolonged
between them, and equalling them in length ; all the scales mucronate with a short
recurved point below the tip. Beneath each interior scale are two seeds. ‘These
are furnished with two very unequal wings.
This tree much resembles Callitris quadrivalvis in its foliage. It has pro-
bably been confounded by some botanists with Thuya gigantea of Nuttall, from
which, however, it can be distinguished by the foliage alone; the long decurrent
bases of the leaves being characteristic of the Libocedrus. Endlicher has
described three other species of this genus, all of which are natives of South
America and New Zealand. Our L. decurrens is most nearly related to
L. Chilensis Endl. (‘Thuya Chilensis Hook. Lond. Jour. Bot. 2. p. 199. t. 4.)
COLEOGYNE. Nov. Gen.
Calyx basi bibracteolatus, coriaceus, petaloideus, quadrisepalus; sepalis basi
connatis persistentibus. Corolla nulla. Stamina numerosa ; filamentis ima basi
disci tubeformi inserta. Ovarium uniovulatum, uniloculare, tuba disci inclusum :
ovulum hemitropum: stylus lateralis, filiformis, intus longitudinaliter stigmatosus.
Fructus . . . —Frutex Californicus, ramosissimus, rigidus ; ramulis sepe
subspinescentibus ; foliis parvulis, oblongis, crassis, oppositis, confertis, brevissime
petiolatis ; lamina decidua, stipulis cum petiolo minutissimo persistentibus ; floribus
solitariis, terminalibus, basi bracteis trifidis suffulti.
COLEOGYNE RAMOSISSIMA. Tas. IV.
Has. Sources of the Mohave and Virgin Rivers, tributaries of the Colorado of
the West, in the mountains of Southern California. Flowering in April and May.
A shrub with the aspect of Krameria, five to six feet high, and clothed with a
grayish bark; the branches spreading, short, crowded, and mostly opposite.
I. PLANTH FREMONTIANE: 9
Leaves crowded toward the summit of short, spur-like branches, which often
become spiny, appearme fasciculate, but truly opposite. They are oblong, on very
short pedicles, from five to eight lines long, rather obtuse, tapering at the base,
very thick and coriaceous, marked with five longitudinal ribs on the upper surface,
but flattish underneath, clothed with appressed hairs, which are fixed by the middle.
The stipules are minute and scale-like, partly adherent to the short and persistent
petiole, from which the lamina of the leaf falls away, their minute points giving
to the spurs a squarrose appearance. ‘The flowers are about half an inch in
diameter, terminal, solitary, on short stalks, and are subtended by two (or some-
times four) trifid bracts which resemble the ordinary leaves, except that the points
of the stipules are more strongly produced, and the articulated lamina is much
smaller. ‘The persistent sepals are ovate or obovate, coriaceous, somewhat united
at the base, obtuse or mucronate at the summit, spreading, one or more of them
rarely furnished with a single lateral tooth. Externally they are hairy like the
leaves, but glabrous and yellowish on the inner surface; the two outer are flat,
the two inner obvolute or half equitant. There are from thirty to forty stamens,
which are about as long as the calyx: the filaments slender, distinct, except at the
base, where they are confluent with a singular sheath which encloses the pistil:
anthers oblong-cordate, introrse, two-celled, opening longitudinally. Pollen very
minute, obtusely triangular. ‘The sheath arises from the base of the calyx, and is
about the length of the stamens. It gradually tapers from below upwards, and is
somewhat five-toothed at the summit. ‘The pistil is solitary and simple; the ovary
sessile and oblong: style lateral, arising from a little below the middie of the
ovary, tortuous, exserted, very villous, the upper third compressed, somewhat
recurved, and stigmatose on one side. Ovule single in all the specimens examined,
hemitropous on a very short funiculus, which is inserted opposite the origin of the
style. Ripe fruit unknown: probably an achenium. In a partially mature state
the seed appeared to be destitute of albumen, and the broad flat cotyledons could
be distinctly seen. The radicle is erect.
Tt is difficult to refer this puzzling genus with certainty to any natural order
hitherto indicated. _Its nearest affinities are doubtless with Rosacee, and with the
suborder Chrysobalanee ; from which it differs in its opposite leaves, persistent
stipules, lateral stigma, and solitary ovules, as well as in habit. One undoubted
genus of this suborder, and three anomaloys genera referred here by most
botanists, are apetalous. In several others, the filaments are united at the base;
in two or three there are lateral or interior sterile filaments ; and in Trilepisium
there is a tube between stamens and pistils, as well as a solitary ovule. The
sheath or tube may be regarded as belonging to the andreecium either by the
deduplication of the interior stamens, or as consisting of the monadelphous fila-
ments of an abortive inner series of stamens.
Coleogyne also resembles some of the proper Rosacee with solitary carpels ;
especially those of the Tribe Dryadee, Torr. § Gr. In its elongated lateral
stigma, it is like Purshia. To Cliffortia, it is allied in its foliage and stipules, as well
as in other respects. Finally, we are inclined to place this new genus in Rosacee,
between Chrysobalanee and Dryadew; although it is more nearly related to the
10 PLANT FREMONTIANA, ‘;
former than to the latter. The opposite leaves, which are so closely approximated
that I was not aware of their true arrangement until the engraving of the plant
was finished, are not found in any other Rosacez, so far as I know.
EMPLECTOCLADUS, Nov. Gen.
Calyx obconico-campanulatus ; tubo ad faucem nudo haud contracto; limbo
equaliter quinquepartito, persistente. Petala 5, erecto-patentia. Stamina 10-13,
biserialia. Pistilla 1-2 (plerumque solitaria) unilocularia: ovula 2, collateralia,
pendula. Stylus brevissimus, crassus, subobliquus: stigma capitatum. Fructus
. . —Frutex Californicus, ramosissimus; ramis rigidis, patentibus, subspines-
centibus ; foliis minutis, spathulatis, e gemmis subglobosis quasi fasciculatis ;
stipulis minutis deciduis ; floribus subsolitariis, sessilibus, terminalibus, parvulis.
EMPLECTOCLADUS FASCICULATUS. Tas. V.
Has.—Sierra Nevada of California ; probably in the southern part of the range.
A shrub, with numerous widely spreading branches, which have a knobbed
appearance from the short rounded buds or spurs; the bark smooth and of an
olive color. The leaves are crowded on the spurs, three to four lines long, cuneate-
spatulate, obtuse, sessile, of a thick and somewhat coriaceous texture, flat, marked
with a single nerve underneath, sparsely hirsute with mostly deciduous hairs, and
furnished with minute scarious stipules. The flowers are mostly solitary, surrounded
by the closely set leaves, and are scarcely more than a fourth of an inch in diameter.
Externally the calyx is glabrous, but woolly inside; the teeth short and obtuse.
The petals are apparently white, ovate-oblong, obtuse, about one line and a half
Jong, and are destitute of a claw. There are usually about eleven stamens, the
slender filaments of which are inserted in two rows near the summit of the calyx-
tube, the superior or exterior ones being about as long as the petals: anthers
subglobose-didymous, introrse ; the cells distinct, opening longitudinally Pollen
obtusely triangular (as is also the case in Adenostoma and many other Rosacee).
Pistils usually solitary, but sometimes in pairs, seated at the bottom of the
calyx, and free from it. ‘The ovary is ovoid, abruptly contracted above into a very
short and somewhat oblique style, which is terminated by a: depressed-capitate
stigma. ‘There are two ovules, which are anatropous, and suspended from the
summit of the cell opposite the style. Nothing is yet known of the ripe fruit.
The only specimens of this plant brought by Colonel Frémont had unfortunately
lost their labels, so that we have no certain information as to its precise station,
and of the size which it attains. Neither, for want of the fruit, can we determine
its nearest affinities. It is probable, however, that the genus belongs to the Tribe
Dryadex. In many respects it resembles Adenostoma of that tribe, but it differs
I. PLANT FREMONTIANE. 11
in the even calyx without glands* im the throat; in being’ almost destitute of a
style, as well as in the mode of inflorescence, the form of the ovary, Wc. There
may also be considerable difference in the fruit, as the appearance of the ovary
seems to indicate. The generic name is derived from ’EumAextos, entangled, and
xAddos, a branch.
CHAM ABATIA, Benth. Plant. Hartw. p. 308.+
Calycis tubus turbinato-campanulatus; limbus persistens, laciniis 5 estiva-
tione valvatis. Petala 5. Stamina numerosa, pluriseriata, ad faucem calycis
inserta. Ovarium in fundo calycis unicum, erectum, liberum: stylus ex apice ovarii
erectus, latere interiore fere ad medium fissus et stigmatifer. Ovula 2, erecta,
anatropa. Achenium siccum, calyce subimclusum. Semen unicum erectum.—
Frutex Californicus, ramosissimus ; folis tripinnatisectis, segmentis ultimis con-
fertis numerosissimis ; stipulis lineari-lanceolatis ; floribus cymosis albis.
CHAM ABATIA FOLIOLOSA, Benth.|.c. Tas. VI.
Hazs.—Higher parts of the Sierra Nevada, as well as on the sides of the foot-
hills; in great abundance: Colonel Frémont. Mountains of the Sacramento:
Mr. Hartweg and Mr. Shelton.
A shrub, growing from two to three feet high, of agreeable balsamic odor, with
very smooth bark, and numerous upright branches; the young twigs clothed with
a glandularly pubescent epidermis, which easily separates. ‘The leaves.are broadly
ovate in outline, about two inches long, tripinnately dissected ; the ultimate seg-
ments oval and obtuse, scarcely half a line long, hispidulous-pubescent, each tipped
with a minute gland. Stipules mimute, adnate to the petiole. The cymes
are four—five-flowered, and terminate the young shoots: each pedicel is sub-
tended by a foliaceous bract, which is toothed or pinnatifid, The flowers are
about three fourths of an inch in diameter. Externally the calyx is glandularly
pubescent, and the inside of the tube is densely woolly. The petals are white,
oboyate, emarginate, with a very short claw. There are fifty or more stamens,
the filaments of which are inserted in several series in the throat of the calyx.
The pollen is obtusely triangular. The ovary is ovoid; one-celled, with two
* The so-called glands in the throat of Adenostoma are only lobes of the free margin of the disk.
+ The plant on which this genus was founded was first discovered by Colonel Frémont, in his second
expedition, while traversing the Sierra Nevada and other parts of California, early in the year 1844, as
well as in his third expedition. His specimens were too imperfect for description. It was afterwards found
in good condition, but without mature fruit, by the well known and zealous botanical collector, Mr. Hart-
wea. Mr. Bentham kindly offered me the privilege of describing this fine new genus, but I thought the
right fairly belonged to him, as he first determined its character and affinities. I have but little to add to
the accurate description which he has given of it in his Plante Hartwegiane.
12 PLANTZ FREMONTIAN. Ik
collateral and erect ovules, which arise from the base of the cell: style as long
as the stamens, nearly straight, and with a longitudinal stigmatose fissure or groove
on the inside (as in Cercocarpus). Achenium oblong, compressed, almost wholly
enclosed in the persistent and membranaceous calyx, apiculate with the base of
the style. ‘The seed is erect, with amygdaloid cotyledons, and a short inferior
radicle.
The foliage of this plant is so different from that of most other Rosacee, that
it was at first sight taken for a Mimosa or Acacia. It clearly belongs to the sub-
tribe Cercocarpee, Torr. g Gr.,* although it differs in its valvate calyx. The
estivation of Cercocarpus is difficult to determine, as the calyx is open in the very
young flower-bud, and the teeth are very short; it seems, however, to be imbri-
cated. The characters of the subtribe Eudryadee must be altered, for the calyx
in Cowania (described by Don, Endlicher, and Zuccarini as valvate) is certainly
imbricate in all the species. Dr. Englemann noticed this character in his genus
Greggiat (which is Cowania plicata, Don, and C. purpurea, Zucc.){ There will be
nothing therefore to distinguish the subtribes, as they now stand, but the number
of ovaries in the flower, which being a character of no great importance, they
may be united; and then Cowania will stand next to Purshia, to which it is very
nearly allied in habit.
CARPENTERIA, Nov. Gen.
Calycis tubo late hemispherico, basi ovarii adnato; limbo 5-6—(rarius 7—) par-
tito, laciniis valvatis persistentibus. Petala 5-6, orbiculari-obovata, «stivatione
conyoluta. Stamina numerosa: filamenta filiformia. Styli in unicum coadunati,
brevi: stigmata 5-7, lineari-oblonga, distincta. Capsula (nisi basi) libera, 5-7,
locularis, loculicide dehiscens: placente subglobosz, intra loculos projecte, poly-
sperme. Semina divergentia, oblonga; testa utrinque laxa, reticulata, ad hilum
crenata—Frutex Californicus ; foliis oppositis integerrimis ; floribus magnis, albis,
in cymis racemosis,simplicibus terminalibus dispositis.
CARPENTERIA CALIFORNICA. Tas. VIL.
Has.—Sierra Nevada of California, probably on the head waters of the San
Joachin.
A shrub, with upright dichotomous branches, and a lcose grayish bark, which
* Flora of North America, 1. p. 426.
+ Bot. Append. to Wislizenus’s Tour in Northern Mexico, p. 114.
{ A remarkable new species of Cowania, with entire linear leaves (C. ericefolia, Zorr.), has very
recently been found on the Rio Grande, by Dr. Parry of the Mexican Boundary Commission. It will be
described in the appendix to the second part of Dr. Gray’s Plante Wrightianz, now in press, and soon to
be published.
I. PLANT FREMONTIAN&. Jig}
is disposed to separate in plates. Leaves from two to three inches long,
elliptical-oblong, gradually tapermg at the base~into a petiole, the margins (when
dry) narrowly revolute, glabrous above, densely and minutely tomentose under-
neath, and with scattered appressed hairs. These hairs are muricate-scabrous,
as in Philadelphus, Decumaria, Deutzia, and Jamesia. Stipules wanting. ‘The
cyme is on a long straight peduncle, and is from five to seven-flowered. The
pedicels are from an inch and a half to two inches and a half in length. They
are furnished at the base with oblong foliaceous bracts, which resemble the leaves,
but are smaller; and about half an inch below the flower, there is a pair of
subulate bracteoles. The (fructiferous) calyx is very obtuse and almost truncate
at the base, tomentose externally, with the segments ovate, acute, entire, and
spreading. The petals are white, about three fourths of an inch long, nearly
orbicular, and alternate with the segments of the calyx. There are fifty or more
stamens, which are imserted with the petals at the base of the free portion of the
calyx: the filaments are slender, shorter than the petals, glabrous, and furnished
with subglobose, two-celled, didymous anthers, which open longitudinally. The
pollen is subglobose and simple. The ovary was destroyed by insects in the
- withered flowers that were found with the specimens. The styles are combined,
and the eblong stigmas are free. Capsule broadly ovoid-conical, crowned with the
united styles; the thin exocarp finally separating from the coriaceous endocarp,
and persistent at the base, so as to resemble accessory valves. The endocarp
opens longitudinally on the back. ‘The placente are large, subglobose from a
narrow base, projecting into the cavity of the cells, and covered with very
numerous seeds, which radiate in all directions. The seeds are oblong, anatro-
pous ; the reticulated testa a little produced at each end, but not enough to form a
wing, crenate at the hilar extremity. Nucleus oblong, nearly as long as the seed.
The embryo is im the axis of fleshy albumen, which it nearly equals in length;
with ovate plano-convex cotyledons, and a cylindrical thick radicle.
The only specimens of this plant brought home by Colonel Frémont, were in
fruit; but I found attached to them a few withered and imperfect flowers. These
materials, however, were sufficient to show the essential characters of nearly all
the organs. The genus is very near Philadelphus: which differs, however, in the
usually tetramerous flowers, in the calyx adhering to the greater part of the ovary
and fruit, in the form of the placenta, and in the seeds being strongly imbricated
and pendulous, as well as fimbriate at the hilum. In very old fruit of Philadel-
phus, especially after it has been exposed to the action of frost, the exocarp sepa-
rates as in this genus, but not in such regular valves. The same character exists
also in Decumaria.
This genus is named in memory of my excellent departed friend, the late
Professor Carpenter of Louisiana, who for many years laboriously and success-
fully investigated the Botany of his native State, but who was suddenly arrested
in his career, while preparing an account of his researches.
14 PLANTA FREMONTIANS. Fr.
HYMENOCLEA, Torr. & Gray.
Hymenociea, Torr. & Gray, in Emory. Rep. p. 143 (sine char.) ; Gray, Pl.
Fendl. p. 79.
Capitula monoica, homogama, glomerato-spicata. Mas. Involucrum Franserie,
5-6—lobum, 15-20—florum. Receptaculum parvum, paleis scariosis unguiculatis
obovato-dilatatis vel spathulatis onustum. Corolla cyathiformis, qumquedentata.
Anthere conniventes, vix connate, appendicula deltoidea inflexa superate. Stylus
apice radiato-pencillatus. Frm. Involucrum fructiferum oboyvoideum seu fusi-
formi-clavatum, coriaceum, clausum, uniloculare, apice in rostrum tubiforme
superne scariosum pervium desinens, extus squamis 9-12 magnis scariosis persis-
tentibus, aut spiraliter imbricatis, aut univerticillatis, msigniter alatum.—Frutices
Neo-Mexicani, Texani, et Californici, in aridis salinis vigentes, ramosissimi,
glabrati, foliosi; folis alternis filiformibus, inferioribus pinnato-triquinque-
partitis, summis integerrimis ; capitulis axillaribus et terminalibus—Gray, PI.
Fendl. l. c.
HYMENOCLEA SALSOLA, Torr. & Gray, |.c. Tas. VIII.
H. involucro fructifero strobiliformi squamas a basi ad apicem spiraliter dispo-
sitas suborbiculares undique gerente.
Hazs.—Sandy saline uplands, near the Mohave River, Southern California ;
flowering in August.
This singular plant, looking, when in fruit, so much like one of the Chenopo-
diacee, is a stout shrub, attaining the height of about two feet, with numerous
branches which are invested with a loose and pale bark. The leaves are mostly
entire, from one to two inches long, and scarcely a line wide, semiterete (when dry),
paler, and somewhat hoary underneath. Only the lower ones are from three to
five parted. In the axils of the leaves, along the upper branches are clustered the
sessile little heads of flowers. The staminate heads are hemispherical, and consist
of a somewhat hairy involucre of five obtuse, undulate or crenate lobes, enclosing
from fifteen to twenty minute flowers, which contain not even the rudiment of an
ovary. The corolla is glabrous and five-lobed. The chaff, which is nearly as
long as the corolla, is obovate or oblong, with a long and narrow claw. Although
destitute of an ovary, the flower contains a slender filiform style, which at length
projects through the included tube of anthers, and is furnished with a capitate
pencillate stigma. The fructiferous involucre is the most conspicuous part of the
plant. .It is about one third of an inch in diameter, of an obovoid form, and is
i PLANTA PREMONTIANE. 15
surrounded, in a spiral manner, with usually about ten broad spreading winglike
scales of a silvery color. The scales are thickened and indurated at the base.
The achenium is of a dark purple color, and is completely enclosed in the coria-
ceous body of the involucre. It is tipped with the long and persistent style,
which is much exserted through the tubular rostrum.
The only specimens of this plant which I have ever seen, were collected by
Colonel Frémont, in the place above mentioned. Afterwards another species of
the same genus was discovered by Major Emory on the Gila River, and is briefly
noticed in the Botanical Appendix to his Report, under the name of H. monogyra,
Torr. § Gray. ‘The same plant has since been found in California by Colonel
Frémont; at Ojito, m New Mexico, by the late Dr. Gregg; and in Texas by Mr.
Charles Wright. It is described by Dr. Gray, in his Plante Fendleriane, p. 79.
In my specimens of H. monogyra from the Gila, the scales in several of the fruc-
tiferous involucra are broad, and not contracted at the base. The sterile heads
are rather smaller than in H. Salsola, and the chaff is spatulate.
This genus is very nearly allied to Franseria, but differs in the remarkable wing-
like scales of the fructiferous involucre, as well as in habit. Perhaps the fol-
lowing interesting plant, found by Colonel Frémont on his return from California
in 1849, may unite Franseria and Hymenoclea.
FRANSERIA.
FRANSERIA DELTOIDEA (sp. noy.): caule erecto suffruticoso glabriusculo ; foliis
deltoideis indivisis eroso-denticulatis subtus dealbatis; involucris foemineis subglo-
‘ bosis bilocellatis bifloris; squamis lanceolatis breviter spinescentibus, margine
submembranaceis, exterioribus latioribus.
Haxz.—On the Gila River, Southern California : collected by Colonel Frémont, in
returning from his fourth journey. Found also by Dr. C. C. Parry, on the same river.
Stem apparently suffrutescent, with slender angular branches, which are clothed
with a deciduous pubescence. The leaves are deltoid, or deltoid-ovate, scarcely
an inch long, obtuse or subcordate at the base, irregularly erose-toothed,
tomentose on both sides, almost white underneath, except the reticulated veins.
The heads are not larger than a small pea, and are disposed in racemose spikes,
which are about two inches long. ‘The sterile ones are pedicellate, with the
involucre pubescent, 5-6-toothed, and about fifteen-flowered. Corolla of the
sterile flowers tubular-infundibuliform and glabrous; the bracteole or chaff at its
base broadly ligulate. ‘The fertile involucre is sessile; the base surrounded with
imbricated broadly ovate membranaceous mucronate bracts, which are crenulate
on the margin; scales numerous, membranaceous on the margin, terminating in a
sharp stout scabrous spine, which is often a little curved or uncinate at the tip.
Styles filiform and obtuse.
* Journ. of the Acad. Se. Philad. n. ser, vol. 1. p. 172.
16 PLANTA FREMONTIANE. K
A remarkable species, partaking of the character both of Hymenoclea and
Franseria. There is a transition from the broad and somewhat membranaceous
bracts at the base of the fertile head, to the lower scales of the -involucre, and
from these, with a broad base and spiny top, to the narrow prickles that occur in
many species of Franseria.
A genuine and apparently new species of the latter genus occurs among the
plants collected in California by Colonel Frémont. It belongs to the section
Centrolena of De Candolle, and may be thus characterized.
FRANSERIA ALBICAULIS: frutescens, incano-pubescens ; foliis bipinnatifidis,
laciniis oblongis vel lineari-oblongis obtusis integris vel pauci-dentatis ; capitulis
dense spicato-racemosis ; involucro masculo 8-dentato, fructifero biloculari acu-
leis lanceolato-subulatis rigidis incurvis armato.
Has.—Southern California, probably on the Gila: Colonel Frémont. It was
also found, without flower or fruit, by Major Emory, on the sandhills of the Gila;
and is the plant referred to in my botanical appendix to his Report, as an
apparently new species of Ambrosia.
A shrub with numerous branches, which are clothed with a short whitish
pubescence. The leaves are about an inch long, grayish pubescent on both sides,
and pinnately or bipinnately divided; the narrow ultimate segments being from one
to three lines in length. ‘The heads are about the size of a small pea, and are
disposed in close leafless spiked racemes. Some of the racemes are wholly
staminate ; others have fertile heads intermixed. Sterile heads on short pedicels,
with the involucre obtusely 7-8-toothed. The chaff is filiform and bearded. —
Corolla five-toothed. The fructiferous involucres are globose, and thickly covered
with rather rigid, compressed, curved prickles, which are slightly roughened, and
about as long as the semidiameter of the involucre.
This species is near F, dumosa Gray, described in my Botanical Appendix to
Frémont’s Second Report; but it differs in the more divided leaves, and in the
rigid, nearly glabrous, curved, and larger scales of the involucre.
AMPHIPAPPUS, Torr. & Gray.
Capitulum plerumque sexflorum, heterogamum ; nempe flore radii unico ligulato,
femineo, fertili, et floribus disci quinque, tubulosis, hermaphroditis, sed sterilibus.
Involucrum obovoideum, squamis septem ad novem, subequalibus, concavis,
subcarinatis, appresso-imbricatis. Receptaculum angustum, subalveolatum. Ligula
brevis, obovata, discum vix superans: corolla disci e tubo gracili infundibuliformis,
limbo profunde quinquefido. Styli rami breves Linosyridis ; appendiculo ovato-
deltoideo superati. Achenium radii oblongum, compressum, villosum, pappo
I. PLANTA) FREMONTIANA. 17
uniseriali paleaceo (c squamellis pluribus setaceis varie modo concretis) achenio
dimidio breviore superatum. Achenia disci infertilia, turbinata, pappo piloso
uniseriali elongato instructa ; setis rigidulis, tortuosis, denticulatis, valde inequa-
libus, interdum subramosis.——Frutex Californicus, ramosissimus; foliis alternis,
brevibus, obovato-spathulatis, integerrimis, subsessilibus ; capitulis dense corym-
bosis ; floribus aureis.*
* Amphipappus, Torr. & Gray, in Bost. Journ. Nat. Hist. 5. p. 4.
AMPHIPAPPUS FREMONTII, Torr. & Gray, lc. ‘Tas. TX.
Haxs.—lInterior of California, in the mountains between 35° and 36° of North
latitude ; particularly on the Mohave River and other tributaries of the Colorado :
flowering in April.
A smoothish shrub, growing about a foot and a half high, with numerous slender,
whitish, corymbose branches. ‘The leaves are from half an inch to three fourths
of an inch long, nearly glabrous, of a rather thick texture, mucronate at the tip, and
tapering at the base imto a short petiole. The flowers are yellow, in numerous
heads, which are three or four lines long, in clusters of from three to five each,
and disposed in somewhat naked corymbs. ‘The involucres are nearly glabrous ;
and the oblong obtuse scales are of a pale straw color. There is but a solitary
ray-flower, the ligule of which is obovate, entire, and about one third as long as
the involucre. Its achenium is villous, and crowned with a paleaceous pappus of
five or six scales, which are deeply cut into several unequal subulate segments, or
rather consist of bristles variously united. ‘The disk flowers are usually five in num-
ber, infundibuliform, with a slender tube, 5-cleft ; the segments revolute. Stamens
at length exserted; the anthers furnished with a subulate appendage at the tp.
The achenia of the disk are apparently always infertile, though containing a large
and well formed ovule. ‘They are crowned with a setose pappus which is nearly
as long as the corolla. Its bristles are usually very tortuous, and sometimes forked
or rather united in pairs, at the base.
This rare Composita belongs to the subtribe Asterines of the tribe Asteree, and
to the division Chrysocomez. It resembles in many respects Solidago, parti-
cularly the sections Euthamia and Chrysoma of that genus, from which it differs
in the involucre and in the dimorphous pappus. In its involucre and general habit
it more nearly resembles Guttierrezia, and might be referred to that genus were it
not for the truly pilose or setose pappus of the disk-flowers.
SARCODES, Nov. Gen.
Calyx quinquesepalus, marcescens ; sepalis concavis, basi vix gibbosis. Corolla
campanulata, persistens, quinquelobata ; lobis ovatis, erectis. Stamina 10, hypo-
gyna: filamenta subulato-filiformia: anthere oblonge, biloculares, didyme, fere
3
18 PLANTE FREMONTIAN. I.
ad basim introrsum affixe ; loculis sacculeformibus, apice oblique truncatis, fora-
mine amplo hiantibus. Ovarium hemisphericum, quinquelobatum, quinqueloculare ;
loculis multiovulatis. Ovula horizontalia, anatropa. Stylus elongato-columnaris:
stigma capitatum, subquinquelobum. Discus nullus. Capsula depresso-globosa,
subquinqueloba, quinquelocularis. Semina numerosissima, ovata, aptera; testa
reticulata. Embryo in basi albuminis, minutissimus, indivisus—Herba Californica,
carnosa, rubra ; caule simplici, squamis carnosis vestito, in spicam conferte
bracteatam desinens ; floribus pedicellatis.
SARCODES SANGUINEA, Tas. X.
Haz.—Valley of the Sacramento; the precise locality not recorded, but
probably on the Yuba River.
A very interesting plant, belonging to the small group of Monotropee. It is of
a fleshy texture and blood-red color. The stems are apparently clustered, and
spring from a thick coralloid root. They are from six to ten inches high, perfectly
simple, and clothed with long erect scales, which are broader below, and gradually
become narrower above, where they pass into bracts. ‘The lowest scales are
broadly ovate and clasping, very thick, and of a firmer texture than the others:
upper ones an inch or two inches long, and two or three lines wide, rather obtuse,
ciliate on the margin. The flowers are numerous (from 30 to 50), about as large
as in Hypopithys lanuginosa, and occupy the upper half of the stem, each sub-
tended and partly concealed by a long bract. All of them are decandrous.
Peduncles of the lower flowers are nearly an inch long; of the upper flowers
much shorter. ‘The calyx is composed of five appressed, oblong, obtuse, glandularly
pubescent sepals, which are imbricated in estivation. The corolla is about one
third larger than the calyx, monopetalous, obtusely five-lobed, without gibbosities
at the base, and glabrous. The stamens are hardly more than half the length of
the corolla, and arise from its base: the glabrous filaments are somewhat flattened.
The anthers are attached to the filament by the back towards the base. They
are about two lines long, and consist of two oblong, tubular, saccate cells, which in
the bud are erect,* and almost or quite divided into two loculi. Each cell is
obliquely truncated at the apex, where it opens by a large hole. The pollen is
simple, very minute, and somewhat hemispherical. The ovary is distinctly five-
lobed, and with as many cells, into which protrude the large placente, covered with
innumerable oblong anatropous ovules. The style is erect, stout, about the length
* The anthers of Schweinitzia, while in the flower-bud, are singularly turned to one side at a right
angle, so that one cell stands directly over the other. Even in the expanded flower, they do not
become perfectly erect. My friend, Dr. Gray, in his admirable description of this genus (Chloris
Bor.-Amer. p. 17), gives me credit for adopting, in my Flora of the Northern and Middle States,
published in 1824, the true view of the position of the anthers of Pyrola. It was in the Flora of
New York (1843) that I corrected the error: in the former work the prevailing view was given.
I. PLANTA FREMONTIAN. 19
of the filaments, and terminates in a capitate, slightly five-lobed stigma. The
capsule is similar in form to the ovary, only larger. It is of a chartaceous texture,
and apparently opens by chinks at the margin of the valves, which do not separate
from the axis. Seeds covering the large two-lobed placente, ovoid, obtuse at the
base; the reticulated testa covering closely the nucleus, except at the apex, where
it is produced into a short, conical, oblique appendage. The embryo is exceedingly
minute, obovoid, undivided, and situated near the base of fleshy and oily albumen,
with the radicle pointing to the hilum.
This genus is intermediate between Hypopithys and Schweinitzia. Like the
former, it has a long style; but it differs from it in the gamopetalous corolla, the
two-celled biporose anthers, close testa, é&c. Schweinitzia, which has a similar
corolla, differs in its short thick style, and in the form as well as the insertion
of the anthers.
There can be no doubt respecting the position of the embryo in this genus and
in Pterospora. After much patient dissection, I have obtained it repeatedly in
both genera. ‘The ripe seeds of Monotropa and Hypopithys I have not examined,
but they have anatropous ovules, and therefore the radicle must be next the hilum.
Lindley and De Candolle, however, state that the embryo is situated at the apex
of the albumen; but this I am convinced is a mistake. As, therefore, all the
genera of this group but one have two-celled anthers, there would seem to be
nothing to distinguish Monotropee from Pyrolew, except the parasitic habit, the
want of verdure, and the erect position of the anthers in the flower bud. There
is, however, a leafless species of Pyrola which serves as a connecting link between
them ; and I have already alluded to the half turning of the anthers in the
unexpanded flowers of Schweinitzia. In comparing these groups, there is still
another character which, I believe, has been hitherto overlooked. Some years
ago,* I remarked that the pollen in all the Ericacee that I had examined was
compound, consisting of three or four united spherules, as in Epacridacee. At
that time, I had only looked at the pollen of the Ericee proper, and the Vaccinez.
Afterwards, I found that, in Monotropee, the pollen is simple ; while, in Pyrolee,
it is compound, consisting usually of three united grains; but these are not so
easily observed as in the suborders Just noticed.
The genus Galax, which was first referred to Ericaceee by Michaux,} and after-
wards to a separate tribe of Pyrolacee by De Candolle, ought, perhaps, to be the
type of an order, or at least of a suborder. It is remarkable for its monadelphous
stamens and truly one-celled anthers. From genuine Pyrolez it differs besides in
its simple pollen, wingless seeds, and cylindrical, axile, divided embryo. According
to Sir J. E. Smith,{ it was referred by Mr. Dryander to Saxifragacee ; and the
late Prof. D. Don placed it in his heterogeneous order Galacinew, which was
characterized so as to include Francoa.
Endlicher enumerates among Pyrolez the little known genus Shortia,§ although
Dr. Gray gives no opinion of its affinities, merely observing, that it has the habit
* Flora of the State of New York, i. p. 229. + Michx. Fl. Bor.-Am. ii. p. 48.
{ Grammar of Botany, p. 164. § Gray in Sill. Amer. Jour. 42, p. 48.
20 PLANT FREMONTIANZ. rt
of Pyrola and the foliage of Galavy. It seems to be more nearly related to the
latter than to the former. Until, however, the flowers of this plant (of which only
a single specimen, in fruit, is extant) are obtained, it will be impossible to
determine its place in the system with certainty.
Of the five genera and seven species that constitute the suborder Monotropee,
so far as at present known, four of the genera and five of the species are peculiar
to North America.
Several of the species have a very wide range, both in latitude and longitude.
Monotropa uniflora* occurs from Canada to Florida, and from the Atlantic to the
Pacific coasts. On the western side of the continent it seems to be confined to
Oregon. Hypopithys lanuginosa is spread almost as widely. H. mul iflora, f it
be really indigenous to North America, has not been found within the limits of
the United States. The rare Schweinitzia is a somewhat southern genus, never
having been observed in a higher latitude than Baltimore ; while Pterospora is
exclusively northern, the State of New York being its limit to the south, although
it has been found as far west as the Cascade Mountains of Oregon. Sarcodes is
wholly a Californian genus.
* Monotropa Morisoniana is certainly nothing but M, uniflora, in which the flower is always erect
after fertilization.
Fic.
Fic.
OO TH Po po
SOO hse al eae CO ome
EXPLANATIONS OF THE PLATES,
Prare I. SPRAGUEA UMBELLATA, Pace 4.
Plan of the flower.
A flower, magnified.
One of the sepals, magnified.
A petal, more magnified.
A stamen, seen in front, magnified. :
The pistil, showing a longitudinal section of the ovary, more magnified.
A ripe dehiscent capsule, with the persistent sepals, equally magnified.
A seed, highly magnified.
Longitudinal section of the same.
Prare IL FREMONTIA CALIFORNICA, pace 6.
Plan of the flower. The ovary should have been represented as 5-celled.
The andreecium, magnified.
An anther, with the free portion of its filament magnified ; front view.
The same; side view.
Transverse section of an anther, showing the two loculi of each cell.
Pistil, considerably magnifie 1.
Longitudinal section of a flower, only part of the calyx remaining, equally magnified.
An ovule, more highly magnified.
One of the stellate hairs, highly magnified.
22 EXPLANATIONS OF THE PLATES.
Piare Ill. LIBOCEDRUS DECURRENS, pace 7.
Fig. 1. A branch bearing male aments, of the natural size.
2. Portion of the same, magnified.
3. A branch bearing mature fertile aments, of the natural size.
4, An anther, seen from the inside, magnified.
5. The same seen from the outside.
6. A mature cone, of the natural size.
7. A seed, slightly magnified.
8. Vertical section of the same, more magnified.
9. The embryo separated, and still more magnified.
Pirate IV. COLEOGYNE RAMOSISSIMA, page 8.
Fic. 1. Plan of the flower.
2. A flower-bud, magnified.
3. A bract, equally magnified.
4, An expanded flower, moderately magnifi2d.
5. A stamen, front view, more magnified.
6. The same, seen from behind.
7. A flower laid open longitudinally, magnified.
8. The pistil, equally magnified.
9. IP by, IDX
Lith. of WE nducote & CON York.
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AMPHIPAPPUS - FREMONTIL
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SARCODES SANGUINEA.
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's 4
SMITHSONIAN CONTRIBUTIONS TO KNOWLEDGE.
OBSERVATIONS
ON THE
Pee Mea TT TI MOA
OF LINNAUS.
BY
JOHN TORREY, F. Las.
COMMISSION
TO WHICH THIS PAPER HAS BEEN REFERRED,
Pror. A. Gray.
JoHN Carey, Esa.
JOSEPH HENRY, Secretary S. I.
OBSERVATIONS
ON THE
PATS A RP Mee en Na US:
TNE Aj CO) Tat IN) MAU ©) 2a A ID eae ho Se
Tue Batis maritima is a common maritime shrubby plant of the West India
Islands and the neighboring parts of the continent; but it is surprising that no
correct description of its flowers and fruit has hitherto been published, nor has
its place in the Natural system been satisfactorily determined. Lindley says, “that
British botanists should be ignorant of the structure of one of the commonest
plants in one of the oldest colonies is certainly a thing not to be proud of.”*
The plant appears to have been first noticed, more than one hundred and fifty
years ago, by Sloane, in his Catalogue of the Plants of Jamaica,f and afterwards
in his history of that island,t under the name of Kali fruticosum coniferum, flore
albo. He gives no description of the plant, except what is contained in this phrase,
and merely adds one or two observations respecting its uses.
In 1756, P. Browne, in his Civil and Natural History of Jamaica,§ first gave
this plant its present generic name; and his description is very good, considering
the time when it was published.
Linneus briefly characterized the genus in the second edition of his Species
Plantarum (1763),|| but he gave no additional information respecting it, and seems
to have drawn his description entirely from Browne. The only habitat that he
records is Jamaica.
In the Stirpium Americanarum Historia of Jacquin, published in 1763, is a
good description (except of the male flowers and the fruit), with a rude figure of
the plant. There is another figure of it in the Plant. Amer. Pict.,** of the same
author, a scarce work, without date, which I have never been able to find. It
seems to be a later edition of the Historia, with more numerous and colored plates.
* Hook. Lond. Jour. Bot. 4, p.1. + Page 50 (1696). { I. p. 144 (1707).
§ History of Jamaica, i. p. 356. | P. 1451. @ P. 261, t. 40, f. 4.
** P, 246.
4 BATIS MARITIMA.
The small volume of Jacquin, entitled Selectarum Stirpium Americanarum
Historia, published in 1788, contains only the text of the larger work of 1763, with
references to the colored plates. The description of Batis is not altered.
Lamark’s figure of Batis* seems to be a copy of Jacquin’s, already cited.
Swartz, in his Observationes Botanice (1781), gives a detailed character of the
plant, which is, in some respects, more accurate than that of Jacquin ; but he, too,
has overlooked the petals; and the fertile flowers as well as the fruit are imper-
fectly described.
Jussieu, in his Genera Plantarum, has drawn the character of the genus from
Browne and Jacquin, and seems to have been unacquainted with the plant. He
left it among his genera incerte sedis.
Willdenow{ and Persoon§ copy the short description of Linnzus, and add
nothing to our previous knowledge of the plant.
In 1814, appeared the extensive Flora Jamaicensis, by John Lunan. His
description of Batis is very full,|| but is wholly taken from Jacquin, with some
additions from Browne, and he makes no conjecture as to its affinities.
Kunth notices the plant in his Nova Genera et Species, and places it among
Chenopodiacex.4]
Sprengel, in 1826,** referred it, doubtfully, to Conifer. In his Genera Planta-
rum (1830) it stands without a reference to the Natural order.
Bartling, four years later, leaves it, without a remark, among his undetermined
genera.}T
Even so late as 1840, Endlicher seems to have had no better materials for the
character of Batis in his Genera Plantarumt{ than the description of Jacquin ;
which he has copied, with only slight alterations. In doing so, however, he has
made two verbal mistakes, viz.: “ ovarium acutum” for “ ovarium obtusum ;” and
perigonium decumbens” for “disrumpens.” Like Bartling and Jussieu, he does not
assign the genus a place in the Natural system.
The only important addition to our knowledge of this interesting plant, since the
time of Jacquin, is given by Lindley, in his remarks on the genus Sarcobatus
of Nees, in the fourth volume of Hooker’s London Journal of Botany.§§ He
correctly describes the structure of the fruit, and rendered it probable (for his
specimens were not mature) that what had been regarded as seeds by former
botanists, were only the empty and easily separable carpels; the plant rarely per-
fecting its seeds.
Several years ago, the Batis was detected at Tampa Bay, in East Florida, by
that zealous botanist, Dr. M. C. Leavenworth, late of the United States Army, who
has contributed so much to our knowledge of Southern plants. It was shortly
afterwards found by Mr. J. Blodgett, on Key West Island. From this gentleman,
I lately received ripe and perfect specimens, preserved in alcohol. Dr. Chapman
has also sent me excellent dried specimens of both male and female plants from
* Tilustr. des Gen. t. 806. + P. 448 (1789). { Sp. pl. 4, p. 7385 (1807).
§ Synops. 2, p. 613 (1807). | 2, p. 137. @ 2, p. 193 (1816), and Synops, 1, p. 479. ©
** Syst. Veg. 3, p. 901. tt Ordin. Nat. Plant., p. 426 (1830).
tt No. 6844, p. 1327. §§ P. 1 (1845).
BATIS MARITIMA. 5
Kast Florida. With these ample materials, I am able to give a more complete
description of the plant than has yet appeared, and to determine, with considerable
certainty, its place in the Natural system.
BATIS, P. Browne, Hist. Jamaic. 1, p. 356.
Flores dioici, in spicas conico-oblongas quadrifariam dispositis. Mas. Flores dis-
tincti. Bractez lato-cordate, obtuse, vel brevissime acuminate, concave, integra,
persistentes, arcte appressx. Calyx disepalus; sepalis in cyathulam compressam
truncatam sub-bilabiatam coalitis, bracteee subequalibus. Petala 4, subunguicu-
lata ; limbo subrhomboideo. Stamina 4, petalis alternantia, exserta : filamenta
subulata, glabra: anthere oblong, incumbentes, versatiles ; loculis distinctis
introrsim longitudinaliter dehiscentibus. Pollinis granula minutissima, simplicia,
spherica. Ferm. Flores in spicam carnosam coaliti. Bractez ut in mare, decidue,
duobus infimis connatis. Calyx et corolla desunt. Ovaria inter se et cum basi
bractearum coalita, quadrilocularia. Ovula in loculis solitaria, e basi erecta,
anatropa. Stylus nullus: stigma capitato-subbilobum. Pericarpia 8-12, quadri-
locularia, in syncarpium ovoideo-conicum tuberculosum carnosum coalita; lJoculis
monospermis: endocarpium coriaceum. Semina oblonga, erecta, rectiuscula :
testa tenui, membranacea. Embryo exalbuminosus semine conformis: cotyle-
dones carnose, oblong, compresse: radicula brevis, hilo proxima.—Frutex
Antillanus, et vicine Continentis, littoralis ; caulibus prostratis ramosissimis ;
foliis oppositis, exstipulatis, oblongo-linearibus, basi attenuatis, succulentis, supra
planis, subtus convexis ; spicis solitariis, sessilibus, viridibus.
BATIS MARITIMA, Linn. Tas. XI.
B. maritima, Linn. Sp. Pl. p. 1451; Jacq. Stirp. Amer., p. 261, t.40, f.4;
Plant. Amer. Pict., t. 246; Select. Stirp. Amer., p. 335; Swartz, Obs. Bot. p. 373 ;
Willd. Spec. Plant. 4, p. 735; Pers. Synops. 2, p. 613; Lunan, Hort. Jamaic. 2,
p. 187; Kunth, Noy. Plant. Gen. et Spec. 2, p. 193 ; Synops. 1, p. 479; Spreng.
Syst. Veget. 3, p. 901.
B. maritima erecta ramosa, foliis succulentis subcylindricis, P. Browne, Hist.
Jamaic. 1, p. 356.
Kali fruticosum coniferum, etc., Sloane, Catal. Jamaic., p. 50; Hist. Jamaic.,
p. 144.
Has.—On the sea shore, and the margin of lagoons; flowering nearly all the
year. Tampa Bay, East Florida: Dr. Leavenworth. Southern Florida: Dr.
Chapman. Key West: Mr. J. Blodgett. Also in Jamaica, Cuba, and other of
the West India Islands; and on the neighboring parts of the Continent.
6 BATIS MARITIMA.
Within the limits of the United States, this plant has been found only in the
stations here noticed. It is probable that Tampa Bay, the latitude of which is
about 33°, is the northern limit of its range.
In Carthagena, and some other places where it abounds, the plant is burned for
the sake of an impure carbonate of soda contained in its ashes. It is also used
for pickles.
The plant is commonly prostrate, with numerous branches, which spread on the
ground to the extent of three or four feet. Every part of it is quite glabrous, and
of a strong saline taste. The leaves are opposite, about an inch in length,
oblong-linear, narrowed downwards, and very fleshy. They are flattish above and
rounded underneath, and are without stipules. The staminate and pistillate
flowers are on different individuals, and both kinds are disposed in dense,
oblong, four-rowed spikes, which are solitary and sessile in the axils of the leaves.
They are about one third or a quarter of an inch long. In the staminate spikes
there are from twelve to sixteen flowers, each subtended by a roundish or broadly
cordate and somewhat persistent scale or bract. The calyx is a little cup, con-
sisting of two sepals, which are anterior and posterior with respect to the axis,
and are united below the middle. The cup is compressed and somewhat two-
lipped; the lower hp slightly cucullate and cristate transversely just below the
margin. ‘There are four unguiculate white petals, with the limb rhombic-ovate,
erose-denticulate on the margin, and abruptly narrowed at the base into a claw
which is nearly as long as the limb. Alternating with the petals, and about equal
to them in length, are four stamens. ‘The filaments are subulate and glabrous ;
the anthers yellow, oblong, fixed by the middle, two-celled, introrse, with a longi-
tudinal dehiscence. The pollen is simple and spherical. There is no trace of a
pistil. The fertile spikes are seldom more than eight or ten-flowered, and are fur-
nished with bracts similar to those of the sterile flowers, but which are much more
caducous. ‘There are no floral envelopes, nor even rudimentary stamens. The
ovaries of all the flowers in one spike grow together, except at their upper part,
and perhaps the bases of the bracts are united with them. Each ovary is four-
celled, in all my specimens, but there are five and six cells represented in the
figure of Lindley.* In each cell there is a single anatropous ovule, which is
supported on a long stalk that rises from the base. There is no style, and the
thick, capitate, pubescent stigma is slightly two-lobed. The fruit is half an inch
or more in length, and is composed of from eight to twelve drupaceous pericarps,
which are united into an oblong, obtuse, fleshy, tuberculate head. Each pericarp is
four-celled, with a sinyle seed in each cell. The endocarp is tough and coria-
ceous. Until its nature was determined by Lindley, it had always been mistaken
for the testa. The seed is oblong and nearly straight, erect, with a thin and
membranaceous testa, and is destitute of albumen. ‘The embryo is conformed to
the seed, with fleshy oblong cotyledons, and a short, somewhat oblique radicle
which is placed next the hilum.
Only a single species of Batis is known. Lindley has ascertained that the East
Indian shrubs referred to this genus by Roxburgh and Wallich have no affinity with
* Vegetable Kingdom, p. 286.
BATIS MARITIMA. a
Batis, and that they belong to Urticacez, being near allies of Morus. He also
states* that, in the herbarium of Sir William Hooker, there is a Texan plant, in a
state too young for examination, which may be a second species of this genus.
The Batis (?) vermicularis of Hooker} is my former Frémontia,t{ a Cheno-
podiaceous plant, which I described several years ago as a new genus, without
being aware at the time that it had shortly before been published by Nees, under
the name of Sarcobatus.§ That plant has strangely been omitted by M. Moquin,
in his recent and most excellent elaboration of the Chenopodiacee, in De Candolle’s
Prodromus. In Frémont’s Reports (both of which M. Moquin has consulted and
quoted), it was fully described and figured, with analyses of the fertile flowers and
fruit ; and was clearly shown to belong to that family. He must also have seen
specimens of it in Sir William Hooker’s Herbarium.
From the history of Batis already given, it is seen that very discordant opinions
have been entertained by botanists as to its affinities. Although Jussieu, Bartling,
Endlicher, and others have allowed it to remain among “enera incerte sedis ;”
some have been inclined, more on account of its habit than from any correct
views of its structure, to place it among Chenopodiacee. ‘To Conifer, where it
was referred by Sprengel, it has no resemblance whatever. Martius|| arranged it
between Podostemacee and Salicacee, but without giving any reasons for so
doing ; and, moreover, he has indicated it (without a character) as the type of a
proper Order. The station assigned to it by Meisner{ is immediately after
Urticacez, probably from the remarks of Lindley, to which allusion has already
been made.
Lindley, in his latest work,** placed it, until better known, in the Euphorbial
Alliance ; and, with much sagacity, conjectured that it might belong to Empe-
traceee ; at the end of which he has appended it. With that Order it agrees in
its dicecious flowers, definite stamens, several-celled ovary, erect anatropous
ovules, drupe-like fruit, and inferior radicle. It differs, however, in habit ; in the
want of imbricated scaly sepals or bracts; in the presence of a true corolla;
and, especially, in the seed being destitute of albumen.
Considering the importance of most of the distinctive characters, it seems most
probable that Batis should be regarded as constituting a proper natural Order,
and that its station should be in the immediate vicinity of Empetracee.
* Vegetable Kingdom, p. 286.
+ Flora Boreali-Americana, 2, p. 128.
t Botanical Appendix to Col. Frémont’s Report of his First Exped. (1843), p. 95; and Second Report
(1845), p. 817, t. 3.
§ This genus was first described in a Botanical Appendix to Prince Maximilian’s Travels in North
America, a rare and costly work, of which an English translation was published in 1843. In the
Botanische Zeitung for 1844, Dr. Seubert published a description of the plant, with a figure (p. 753, t. 7) ;
but he did not determine its place in the Natural System. As Nees’s name has the priority, I have
dedicated to Colonel Frémont another and very remarkable Californian plant, of which there is a deserip-
tion and figure in an earlier memoir of this volume.
|| Conspectus, p. 13.
@ Plante Vasculares, p. 349.
** The Vegetable Kingdom, p. 286 (1846).
8 BATIS MARITIMA.
Since the preceding memoir was written and prepared for press, I have received
from Dr. C. C. Parry, who was attached to the Mexican Boundary Commission
as Botanical Assistant to Major Emory, a specimen of a Batis, which he found in a
salt marsh, near San Diego, California. The only specimen brought away by Dr.
Parry is a male. It differs from the common Batis in its much broader and con-
siderably shorter leaves, and in the staminate flowers being furnished with a filiform
central organ that resembles an abortive pistil. This last is totally destitute of an
ovary, and bears a small stigma-like head, which contains imperfect pollen; so
that the body is rather to be regarded as an abortive stamen than a pistil. From
these characters, it is probable that the Californian plant is new. The two
species may be distinguished by the following diagnosis :—
B. maritima: foliis oblongo-linearibus ; floribus masculis sine corpore centrali
filiformi. ,
B. Caxirornica : foliis obovato-oblongis ; floribus masculis corpore centrali
filiformi apice capitato instructis.
EXPLANATION OF THE PLATE.
Puate XI. BATIS MARITIMA. Tas. XI., pace 5.
Fic. 1. A branch, with spikes of male flowers; of Fic. 11. A spike of female flowers, moderately en-
the natural size, larged.
2. A branch, with spikes of female flowers ; 12. One of the bracts, more magnified.
also of the natural size. 13, Longitudinal section of the same.
3. A male spike, magnified. 14. Transverse section of the female spike.
4, Longitudinal section of the same, more 15. An ovule, highly magnified.
highly magnified. 16. The fruit, of the natural size.
5. One of the bracts, magnified. 17. Longitudinal section of the same.
6. Plan of the male flower. 18. A portion of the same, pretty highly mag-
7. A male flower, unexpanded and mag- nified.
* nified. 19. Transverse section of the fruit, less mag-
8. The same, without the calyx, and expanded. nified.
9. Front view of a stamen, magnified. 20. A seed, magnified.
10. Back view of the same, also magnified. 21. The embryo, equally magnified.
PUBLISHED BY THE SMITHSONIAN INSTITUTION,
WASHINGTON, D.C.,
APRIL, 1853.
Pilly, Xa
Engraved by IL reste
BATIS MARITIMA
SMITHSONIAN CONTRIBUTIONS TO KNOWLEDGE.
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Pr ee
Pri WwEPONTA CA LTE ORN DCA
A NEW PITCHER-PLANT,
BY JOHN TORREY, F.LS.
Tus new Pitcher-plant was first detected by Mr. J. D. Brackenridge, Assistant-
Botanist to the United States’ Exploring Expedition, under Captain Wilkes,
while passing overland from Oregon to San Francisco, in the year 1842. He
found it in a marsh, bordering a small tributary of the Upper Sacramento, a
few miles south of Shasta Peak. Owing to the lateness of the season (it was
October), the flowers had passed; and not even a seed vessel was found, but only
the leaves and tall scapes, with the remains of a single capsule. The leaves,
however, were so peculiar, that no doubt was entertained of the plant being either
a Sarracenia, or a near ally of that genus. Without the flowers, nothing further
could be determined respecting it ; but from the bracteate scape and deeply parted
lamina or appendage of the leaves, it seemed more probable that it was distinct
from Sarracenia. Long had I been hoping to receive the plant in a more com-
plete state, when it was at last brought to me by my friend, Dr. G. W. Hulse, of
New Orleans, who found it in flower in May, 1851, in the same region, and
perhaps in the very spot where it was discovered many years before by Mr.
Brackenridge. The plant proves to be generically distinct from Sarracenia, as
well as from the genus Heliamphora of Bentham; and I take great pleasure in
dedicating it to my highly esteemed friend Dr. William Darlington, of West
Chester, in Pennsylvania, whose valuable botanical works have contributed so
largely to the scientific reputation of our country. The genus dedicated to this
veteran botanist by De Candolle has been reduced to a section of Desmanthus by
4 DARLINGTONIA CALIFORNICA,
Bentham ; and a Californian plant, on imperfect specimens of which, I had recently
indicated a genus under this name, proves to be only a species of Styrax.* The
following are the characters of the new genus :—
a
DARLINGTONIA, «Nov. Gen.
Calyx ebracteolatus, 5-sepalus ; sepalis distinctis subpetaloideis. Corolla 5-sepala;
petalis latissime unguiculatis ; lamina ovata ungue multo minore. Stamina 12-15,
uniserialia; filamentis brevibus subulatis ; antheris oblongo-linearibus ; loculis inz-
qualibus. Ovarium turbinatum, 5-loculare, 5-lobatum ; apice dilatatum concavum.
Stylus brevis, columnaris, 5-fidus ; laciniis linearibus, divergentibus, apice intus
stigmatosis. Ovula plurima anatropa, placentas dilatatas obtegens. Capsula .. .
—Herba perennis, Californica, uliginosa, foliis Sarracenie; lamina profunde
biloba; lobis divergentibus: scapis unifloris, bracteatis; bracteis infimis distan-
tibus, supremis approximatis imbricatis: flore nutante purpureo,
* Having recently obtained good flowering specimens of this plant, the following
description of it is appended :—
SryrAx CALIFORNICUM (n. sp.): foliis ovatis utrinque obtusis subcoriaceis integerrimis
ramulisque glabriusculis vel subtus minute stellato-tomentosis; racemis terminalibus 2-4—
floris ; pedicellis flore multo brevioribus incrassatis cum calyce brevissime 6-dentato sub-
tomentosis ; corollis sexpartitis; filamentis ad medium usque monadelphis.
Has.—Upper Sacramento: Col. Frémont. Near the upper crossing of the Sacramento,
about lat. 40° 80’: Dr. G. W. Hulse. Foot-hills of the Yuba River: Dr. Stillman. Flowers
in March and April.
An upright branching shrub, seldom attaining a height of more than six feet. The leaves
vary from an inch to two and a half inches in length, and are more or less broadly ovate in
outline. The under surface is paler, and either nearly glabrous or clothed with a close
stellate pubescence; on the upper side they are usually quite smooth. The racemes are
produced at the extremity of short leafy branches, and are mostly about three-flowered ;
occasionally the flowers are solitary. The pedicels are from three to six lines long, and are
thickened upward. The campanulate calyx is furnished with six very short subulate teeth.
Corolla about three fourths of an inch long, nearly white, or slightly cream-color; constantly
6-parted, with oblong-lanceolate rather obtuse segments. Stamens 10-14; the filaments
monadelphous to near the middle. Ovary 3-celled, with several ovules in each cell; but the
dissepiments soon separate from the walls. Style slender, longer than the stamens; stigma
minutely 3-cleft. Immature fruit one-celled, with a single seed.
Of the numerous American species of Styrax only two have been found on the west side
of the Continent, as far north as Mexico. This is the most northern species of the genus
found in any part of the world. It has a strong resemblance to S. officinale of Southern
Europe, from which it is chiefly distinguished by its fewer-flowered racemes, thickened
pedicels, and longer stamineal tube, There isa well-marked, unpublished species (S. PLATINI-
FoLIuM, Hngelm. ined., gathered on the Guadaloupe, north of New Braunfels, Texas, by Mr.
Lindheimer), the corolla of which is more commonly 6-parted. Its dilated and subcordate
leaves are glabrous and shining on both sides.
DARLINGTONIA CALIFORNICA. . i)
DARLINGTONIA CALIFORNICA, Tas. XII.
Has.—Head waters of the Sacramento; Northern California, near Shasta
Peak ; growing in marshes, and flowering in May. Mr. J. D. Brackenridge, and
Dr. G. W. Hulse.
A perennial herb. Root-stock short and thick, producing numerous, stout, dark
brown, fibrous roots. Leaves all radical; the adult ones from eighteen inches to
two feet or more in length ; the petiole or pitcher tubular, gradually tapering down-
ward, and singularly twisted on its axis about half a turn, marked with strong
paralle] and longitudinal veins which are connected by very slender veinlets. The
summit is vaulted, and formed into a sac about the size of a hen’s egg, on the
under side of which is an oval orifice, about half an inch in diameter, opening
into the cavity of the pitcher. The areole of the sac, and also of the back of the
tube, on the upper part, are discolored (of a dull orange color in the dried speci-
mens), aS in Sarracenia variolaris and S. Drummondu. Along the inside of the
petiole is a narrow wing, which is single, except at the base, where it separates
into two plates that clasp the scape and the base of the superior leaves. The lamina
is narrow at the base, and deeply divided into two somewhat unequal widely-
spreading lobes, which are oblong-lanceolate, rather acute, bent downwards and
often also backwards ; the inner (or properly upper) surface very minutely pubes-
cent. The pitcher inside the hood is retrersely hirsute with short conical hairs ;
from thence downward it is glabrous; but towards the base it is lined with long
slender hairs, also pointing downwards: at the bottom remains of insects were
found. Neither these hairs, nor those of the lamina, appeared to be of a secreting
character.* The scape is from one to four feet long, flexuous, angular, glabrous,
and furnished with sessile clasping straw-colored scales. These scales are folia-
ceous and alternate ; the lower ones distant and lanceolate, the upper more and
more approximated and broader, while those near the flower are oblong-ovate and
imbricate. They are marked with longitudinal veins, which are forked above.
The upper surface is paler than the lower, and under a lens shows minute conical
papille. The flower, when fully expanded, is nearly two inches in diameter. The
calyx consists of five oblong, rather acute sepals, which are of pale straw-color, and
are quincuncially imbricated. There are no calyculate bractlets at their base. The
corolla is five-petalled, about the length of the calyx, and its estivation is likewise
quincuncial. The petals are oblong, pale purple, marked with deeper reticulated
veins, and are apparently not connivent over the pistil. ‘They are furnished with
a small ovate, concave lamina, and a very broad, obovate claw, which is two or
three times larger than the lamina. Stamens from twelve to fifteen, hypogynous,
* The orifice of the Pitcher, being placed directly under the vaulted summit, cannot receive either
rain water or dew; and yet Mr. Brackenridge thinks he found some of the leaves containing water.
Still I cannot think the water was secreted by the hairs in the tube. In Sarracenia psittacina the orifice
is likewise concealed and protected by the hood, so that the leaf can hardly be said to have any lamina;
the arched summit belonging to the petiole, as in Darlingtonia.
6 DARLINGTONIA CALIFORNICA.
inserted in a single series, and partly concealed by the dilated summit of the
ovary : filaments: short and rather stout: anthers oblong, with the cells very
unequal and opening longitudinally, turned by the twisting of the filament so that
the cells are anterior and posterior, the smaller cell lying against the ovary.
Pollen simple and spherical. The ovary is turbinate, five-celled and somewhat
five-lobed, concave and dilated at the summit, so as to exhibit a sort of margin
which projects over the stamens: the columnar style is short, and five-cleft at the
summit ; the narrow segments diverging, and stigmatose at the extremity, on the
inside. Ovules very numerous, anatropous, covering the large placente, which
project into the cells of the ovary. No fruit was found; but, on one of the
specimens collected by Mr. Brackenridge, there was a small portion of a capsule,
which was evidently five-celled.
From Sarracenia, this genus differs in the calyx not being calyculate ; in the
form of the petals ; in the somewhat definite and uniserial stamens ; in the dilated
turbinate ovary ; and especially in the absence of the large umbrella-shaped summit
of the style, which is so conspicuous in the former genus. ‘The forked lamina of
the leaf, and the bracteate scapes, are also characters not found in any
Sarracenia.
From Heliamphora, it is still more distinct. In that genus, the scapes are
several-flowered, and the flowers are destitute both of calyculate bracts and petals;
the style is entire and not dilated at the summit, and the ovary is three-celled. The
leaves, also, differ in their greatly dilated orifice, in the very small lamina, and in
the doubly-winged pitchers.
The geographical distribution of Sarraceniacee is worthy of notice. ‘This
small order consists of but three genera, which are all exclusively natives of
America. The oldest or typical genus is confined to North America; and, of the
six species, one only (Sarracenia purpurea) has an extensive range, being found
from lat. 48°, north, to Southern Florida, but westward only as far as Ohio; the
remaining species being confined to the Southern States. Heliamphora, a genus
of a single species, is a native of British Guiana, and has not been found else-
where. Darlingtonia is the only representative of the order west of the Rocky
Mountains, and even there it seems to be extremely rare.
The affinities of Sarraceniacee, notwithstanding the discovery of Heliamphora,
and now of another genus belonging to the same family, are nearly as obscure as
ever. Its resemblance to Nympheaceze and Papaveracee has been pointed out
by several botanists ; and Dr. Lindley, without hesitation, places it between the
latter order and Ranunculaceew. A more remote affinity to Droseracee has also
been indicated ; but this, however, is chiefly seen in the structure of the leaf of
Dionea.
The most recent opinion respecting the affinity of Sarraceniacee is that of M.
Planchon,* who thinks these plants are very closely related to Pyrolaceew. This
acute botanist points out some striking characters in which Sarracenia resembles
* Hooker's London Journal of Botany, 5, p. 252.
DARLINGTONIA CALIFORNICA. i
‘the genus Moneses (Pyrola uniflora, Linn.); in addition to which, it may be
remarked that the seeds of Heliamphora are furnished with a loose winged testa
and a minute embryo, as in Pyrolacee. Between Moneses and Darlingtonia the
comparison may be drawn still more closely: im the floral envelopes and the
almost definite stamens, in the structure of the ovary and in the radiating stigmas,
as well as in habit, the likeness of our new genus to Moneses is quite remarkable.
In many points, too, we may trace in Darlingtonia an approach to Monotropa, of
the nearly related family Monotropacee. WHeliamphora, in its several-flowered
scapes, is more like Pyrola. The singular pitchers of Sarraceniacee might seem
to show a wide difference between the families thus compared, but characters
drawn from the abnormal condition of a single organ are not of high importance in
determining affinities. In conclusion, I would remark that, while offering a few
additional considerations that seem to strengthen the views of M. Planchon, I do
not wish to be considered as yet adopting those views. When we obtain the fruit
of the Darlingtonia, perhaps it may give us some better knowledge of the place
that its family should occupy in the Natural system.
EXPLANATION OF THE PLATE.
Pirate XII. DARLINGTONIA CALIFORNICA, pacer 5.
Fre. 1. Plan of the flower.
2. » 1G
Turkey, Asia Minor, Armenia, Syria, and Clone : j ; . 163
Palestine, Mesopotamia, and Persia : : ; : : . 164
Hindoostan . : ‘ : ; ‘ ‘ : - 165
Siberia : : : : : : : : 5 G5
China . 5 : : : ; i # : elGG
Africa : : : : ‘ : 5 LG
Islands of the Pacific Ovéani ‘ : : : ; : PLO
Madagascar i : ; é F : ; : 5 oy
Deductions and Remarks . : : ‘ : F ; . 168
Theoretical Considerations ‘ ‘ E 3 > é 5 GY)
Series H.—Forcz AND VELOCITY oF WINDS é : : : : : 173—182
Smithsonian Scale : 3 : : ; : : a las
Toronto, Canada : , : : : ‘ F ols
Boothia Felix . : ; : 3 : : a dhyyat
Cambridge, Mucsactiusstts é A d : ‘ : . 174
North Carolina : : ; ; : ; : » . Lie
Hudson, Ohio . : : p i : : ‘ . 174
Bermuda Islands : : j ‘ 5 lea!
Southern Maine, New Hampahites and Veunont? : ; , o | duis)
Massachusetts, Rhode Island, and Connecticut . : : : 5 KG
Amherst and Williams Giyileses Massachusetts : : . a Le
New York State 3 ; ‘ ; ; F ; a lr
New Jersey and Pennsylvania . : : ; ; : a |. alee
Girard College, Pennsylvania . ‘ 4 : é oo eh
Delaware, Maryland, and Hastern Ta ; ‘ ; : a ee
Georgia, Alabama, Mississippi, and Northern Florida . 4 ‘ TS
Ohio, Kentucky, and Tennessee 5 : : : >» Le
Indiana, Ilinois, Michigan, Wisconsin, and Toe c : : o LE)
West Indies and South America : : : 3 ; els)
Sturbington, England . 5 : ¢ : : 5 dliet0)
Inchkeith and Calton Hill, Bratlana : : : f : o teil
Devonport, England. : é , : : ; > ali
Greenwich, do. F ; : : i i ; 5 Ge
Oporto, Portugal : ‘ ‘ : : : 5 82
Tripoli, Barbary ‘ : : : : : ; 5 llige
General Summary : : : : : : c > GR
Series F.—Errects of Force AND VELOCITY . : : . : 183—186
Resultants compared c : : 3 : 2 : . 184
Differences of do. : ; 3 owe : : : 5 tela)
Deductions and Remarks . : : ; ; ‘ 5 Te)
APPENDIX
CONTENTS.
. List of Metacnilagsest Stations
. Geographical Description of Norway House, and Ratuaka
Do. of Saco, Maine
Do. of Stations in New York
Do. of Easton, Pennsylvania
Do. of Somerset, do.
Do. of Athens, Georgia
Do. of Constantinople, Turkey
I. Do. of Beirut and Bahmdin, Syria
K. Do. of Trebizond, Asia Minor
L. Do. of Ferualemr Palestine
M. Do. of Ooroomiah and Tabreez, Paria
N. Do. of Tehran, do.
O. Note on the winds east of the Mediterranean
P. Winds of the Pacifie Ocean
Q. Review of Halley’s Theory of Winds
Hee eo aA
PAGE
187—197
187
188
189
189
189
189
189
189
191
191
192
192
193
193
193
195
INTRODUCTION.
THIS memoir is an expansion of a report on the winds of North America and
the North Atlantic Ocean, prepared in obedience to a request of the American
Association for the Advancement of Science, and read at its meeting in Philadel-
phia in 1848. Although the northern portion of the eastern continent did not
properly fall within the limits of the report, yet it was thought that it would be
more complete if it could be made to include the entire northern hemisphere; and
this has been done partly through the aid of American missionaries and others
residing abroad, who kindly sent manuscript records of their observations, and
partly through meteorological registers published in different European journals, &c.
Tn this way, I have been enabled to obtain a large amount of material from Europe,
Asia, Northern and Western Africa, and several islands in the Atlantic and Pacific
Oceans. With a view to obtain more full data at sea, 1 made arrangements, through
the aid of a friend in New York, to procure from shipowners in that city the loan
of a number of log-books kept during voyages in the Atlantic and elsewhere.
From these, and other sources, I had collected records of observations at sea for
periods amounting in the aggregate to between six and seven years, when, learning
that Lieut. Maury, of the National Observatory, was successfully prosecuting the
same work under far greater advantages, I relinquished that field, and confined
myself to observations on land.
An interval of several years which has elapsed since the memoir was first pre-
sented to the Smithsonian Institution, while it may have rendered some parts less
valuable, has enabled me to improve others by the addition of new matter derived
from the Smithsonian operations, and those of the National Observatory. Among
the materials obtained from the latter may be mentioned, a collection of observations
at sea, amounting in the aggregate to a period of more than one hundred and
twenty years. I may also mention, as an important addition, the discovery of
systems of deflecting forces on both sides of the Atlantic.
My acknowledgments are due to the following gentlemen for the aid they have
rendered me in obtaining the data necessary for the investigation, either by con-
tributing their own observations, or affording facilities for procuring those of
others :—
2
6 INTRODUCTION.
Duncan Frntayson, Resident Agent of
Hudson’s Bay Company, British Amer.
Donatp Ross, Norway House, Hudson’s
Bay Territory.
Joun Swanston, Michipicoton, L. Sup.
JosrpH TEMPLEMAN, St. John’s, Newf.
Hon. J. S. McCorp, Montreal, Canada.
Capt. J. H. Lerroy, Gov’'ment Observa-
tory, Toronto, Canada.
Dr. JepeprAn Herrick, Hampden, Me.
Dr. J. M. BatcHetper, Saco, Me.
S. Ropman, New Bedford, Mass.
Prof. E. 8. Sveti, Amherst College, Mass.
Amon Brarnard, Greenfield, Mass.
Dr. Ovi Pius, Salisbury, Conn.
JAMES QuinTARD, Norwalk, Conn.
J. L. Henprick, Litchfield, Conn.
KE. C. Herrick, New Haven, Conn.
Prof. B. Smuman, Yale College, Conn.
Prof. Dentson OtmstED, Yale Coll., Conn.
Prof. A. W. Suiru, Wesleyan University,
Conn. ;
Dr. T. Romeyn Becx, Albany, N. Y.
Giron Haw ey, Albany, N. Y.
W. C. Reprietp, New York City.
Grerarp Hatitock, New York City.
Prof. Ex1as Loomis, N. Y. University.
JosepH DetarieLp, New York City.
Dr. A. F. Ewrne, Trenton, N. J.
Grorce Mowry, Somerset, Pa.
JAcos Mecuuine, Butler, Pa.
Dr. J. T. Ducaret, Baltimore, Md.
Prof. Joseph Henry, Smithsonian Insti-
tution, Washington, D. C.
Lieut. M. F. Maury, National Observa-
tory, Washington, D. C.
Prof. Arex. D. Bacur, Washington, D. C,
Col. J. J. Asert, Chief of Topographical
Bureau, Washington, D. C.
James P. Espy, Washington, D. C.
Dr. Tuomas Lawson, Surgeon-General,
Washington, D. C.
Prof. JAmes Puiuures, Univ. of N.C.
Prof. C. F. McCay, Franklin College, Ga.
Dr. Joun F. Posty, Savannah, Ga.
K. B. Jennines, Tuskegee, Ala.
Dr. Henry Tootry, Natchez, Miss.
Prof. JAmes Hawmitton, University of
Nashville, Tenn.
Prof. I. W. Anprews, Marietta Coll., O.
Dr. Boswrett Marsa, Steubenville, O.
Rev. Z. K. Haw ey, Knoxville, Il.
Martuew Corrin, Otsego, Mich.
W. A. Raymonp, Detroit, Mich.
Ismor LOEWENTHAL, Posen, Poland.
Rev. H. G. O. Dwicut, Constantinople,
Turkey.
Rey. N. Bensamin, Smyrna, Asia Minor.
Dr. AZARIAH Situ, Erzeroom, Asia Min.
Rev. P. O. Powers, Broosa, Asia Minor.
Rev. 8S. H. Catnoun, Mount Lebanon,
Syria.
Dr. H. A. De Forest, Beirut, Lebanon,
Syria.
Rey. Joun F, Lanneau, Jerusalem, Pa-
lestine.
Rev. Justin Perkins, Ooroomiah, Persia.
Wm. T. Tuompson, Secretary of British
Embassy, Tehran, Persia.
JosePH Reep, Tehran, Persia.
GerorGcE A. STevENS, Tabreez, Persia.
Soton ArBegr, Langdon, N. H.
I have also made free use of the published papers of Prof. Dové, and others,
whenever I could obtain them.
La Fayerre Cottear, August, 1849.
WINDS
OF THE -.
NORTHERN HEMISPHERE.
Tue design of this memoir is to answer, as far as practicable, the following
questions, viz:—
1. What is the mean direction in which the lower strata of the air move over
different portions of the Northern Hemisphere; including in the term lower strata
all that part of the atmosphere on which direct observations can be made, whether
by the motion of the clouds, or by means of a vane?
2. What is the rate of progress in this mean direction, as compared with the
total distance travelled by the wind?
3. What modifications does this mean direction, and rate of progress, undergo in
the different months of the year ?
4. What is the direction and amount of the deflecting forces that cause these
modifications ?
5. What is the average relative velocity of winds from the several points of
compass ?
6. How will the introduction or omission of this latter element affect the
answers to the preceding questions?
The data which I use for elucidating the questions here proposed, consist of
series of observations on winds taken at nearly 600 different stations on land, and
during numerous voyages at sea, extending from the equator nearly to the parallel
of 83° of latitude (the most northerly point ever reached by man), and embracing
an aggregate period of over 2,800 years. Were these stations distributed uniformly
over the entire Northern Hemisphere, we should have about one in every 418
miles square, which would afford us tolerably fair data for the investigation. But,
unfortunately, this is not the case, as may be seen by inspecting Plate I., which
shows by dots their position. In the United States, and in several of the coun-
tries of Hurope, the materials are abundant, and, through the operations of the
National Observatory, under the direction of Lieut. Maury, we have very satis-
8 WINDS OF THE NORTHERN HEMISPHERE.
factory means for studying the winds of the North Atlantic, from the equator to
the parallel of 55° of latitude. Over the remaining four-fifths of the Northern
Hemisphere, the data are more deficient, though not entirely wanting. It was
apprehended that they must be very meagre in the high northern latitudes,
dependent as we are for them entirely upon the reports of the different arctic
expeditions, and considering the difficulty of taking meteorological observations
through the entire year in those frozen and inhospitable regions. Yet they were
found to be more satisfactory than was anticipated; and I have been able to em-
body in this memoir the results of 382 years’ observations, taken at twenty different
stations north of lat. 60°, nine of which are within the Polar Circle. Indeed, so far
as information is to be obtained from regular and published series of observations,
Plate I. shows that we are better informed in regard to the winds about the north
pole than on the Pacific Ocean; although the latter is constantly traversed by
ships, and the former never, unless for the purpose of scientific research."
There is a considerable gap in the interior of British America, which would
have been still greater, but for the politeness of several of the officers of the
Hudson’s Bay Company, who kindly contributed collections of observations taken
at their respective stations.
In Asia, the stations are few in number, compared with the vast extent of
territory; and yet they are as numerous, perhaps, as could reasonably be expected.
In the southwestern part, there are twelve places from which I have obtained
observations, chiefly through the kindness of American missionaries residing there.
Kupffer’s voluminous collections,’ published by the Russian government, also
afforded me a number in Siberia and the Ural Mountains. Throughout the wide
area of the Chinese empire, embracing the whole of Central and Southeastern
Asia, we have records only from Pekin,’ nor is there, so far as I know, a prospect
of obtaining others. Some observations that I was encouraged to expect from the
southern part of China Proper, have not yet come to hand. In Southern Asia, the
+ T am happy to learn that the National Observatory, under the direction of Lieut. Maury—to whose
labors we are so much indebted for the publication of the Charts of the Winds of the North Atlantic—has
prepared, and will shortly publish, similar charts of the North Pacific. When this is done, and when
returns shall have been received of the observations taken under the direction of the Smithsonian Institu-
tion, in Oregon, California, and New Mexico, we shall be more fully prepared for the study of the winds
of the Northern Hemisphere.
* T exceedingly regret my inability to avail myself, to the extent I desired, of the fund of information
contained in these important volumes. The original hourly or bi-hourly records of the directions of the
wind are published in full, and without abstracts or condensation, so that the labor of reducing them is
very great; and as I had no access to the volumes, except by resorting to distant libraries for the purpose,
want of time compelled me to content myself with imperfect abstracts of one or two years only at each
station, counting in some cases only every fourth observation. The reduction of the entire series, by some
one more fayorably situated, would be a valuable service toward developing the meteorology of those
comparatively unknown regions.
® Two separate series of observations were obtained from this station; one taken by the French mis-
sionaries, if I mistake not, in the last century, and the other quite recently, under the direction of the
Russian Government.
WINDS OF THE NORTHERN HEMISPHERE. 9
ouly stations from which I have been able to obtain observations, are the few
marked on Plate I. in Hindoostan, though other collections, taken at Aden, in
Arabia, at Singapore, and at several other stations in Hindoostan, are known to
exist.
Our information in regard to the winds of Africa, is confined to a few stations on
the northern and western borders, embracing in the aggregate a period of only
eleven months. Iam aware of no series of observations ever taken in the interior,
except for three months only by the Niger expedition, and that still remains
unpublished, I believe, in the possession of the Royal Society of London. The
series taken by Mr. Aimé, at Algiers, and by Mr. Lambert, at Cairo, must be
valuable, but I have not been able to obtain them.
There is reason to believe that mest of the observations which form the basis of
this memoir, were taken with such accuracy that reliance may be safely placed on
the results, though there is, doubtless, considerable difference among them in this
respect. At nearly every station, the direction of the wind was recorded for at
least eight points of compass; at many, for sixteen points or more, together with
estimates of the force; and at several,! either the direction, or force, or both, were
accurately measured and recorded by means of self-registering anemometers.
The method of applying these data to determine the mean direction of the wind
consists, as has already been remarked, not simply in finding from what point of
compass it has blown most frequently, and rejecting all the rest, but in resolving
the traverse of all the different courses. A ship at sea, having sailed on different
tacks, would find itself sadly out of its reckoning, if it were to take into account
merely the tack upon which it had sailed most frequently, or for the longest time.
The same would he the case if a balloon were set afloat in the air, and we wished to
know its course and distance after a given time, which is what is intended by the terms
mean direction and rate of progress, or percentage of resultant, as used in this memoir.
May not the imperfect manner in which the subject has generally been studied,
account for the belief so commonly entertained, that the winds in the temperate
zones are subject to no fixed laws; the prevailing direction being so dependent
upon the local features of the surrounding country, as often to furnish next to no
indication of the direction in which the air as a whole moves? In any well-defined
valley of considerable extent, it is a familiar fact that the winds incline to take
the direction of the valley, marked examples of which the reader may see in the
stations on Hudson River, in the State of New York, as exhibited in Plate III.
Half the winds, or more, follow the course of the river, either up or down, and yet
the mean direction of the whole is nearly at right angles to it.
The questions already enumerated will serve as a general index to the plan of
the work. It consists mainly of tabular statements, the different series being
designated by the capital letters, A, B, C, &e.
4 Toronto, Ogdensburg, and Girard College, on this continent; probably the three stations in Boothia
Felix; and Greenwich, Devonport, and Sturbington, in England.
10 WINDS OF THE NORTHERN HEMISPHERE.
Series A, contains a list of the stations, or places of observation, with their
latitudes and longitudes from Greenwich, and the names of the observers as far as
known.’
Series B, contains abstracts of the observations on the direction of the wind at
the different stations. With a view to greater condensation, months of the same
name in different years are often united, so as to make but a single table of monthly
abstracts, even though the observations extend through a number of years. The
wind-roses, in the Plate of this series, exhibit to the eye the relative predominance
of the different winds, the width of the shading at the different points of compass
being proportional to the time during which the winds prevailed from those points.
Series C, shows the mean direction and rate of progress of the wind at the dif-
ferent stations, computed in the manner already described, from the data contained
in series B. Besides the general results for the whole time, there is given also, at
a few places, the separate results for each year. I undertook, at first, to do the
same for all the stations, but the labor was so great that it became questionable
whether the results would be worth the cost, and the idea was relinquished. Ac-
companying the tabular statements is a series of maps, on which the mean direction
and rate of progress of the wind at the different stations is exhibited to the eye by
means of straight arrows. The length of the arrow, exclusive of the point, shows
the ratio of the progressive motion of the wind to the whole distance travelled,
the unit being one inch. That is to say, if the wind were to blow uniformly in
one direction, it would be represented by an arrow one inch long; if the pro-
gressive motion were fifty miles, for every hundred miles travelled, the length of
the arrow would be half an inch, and so on.
Series D, shows the deflections of the wind from its mean annual course in the
different months of the year, together with the direction and amount of the forces
which produce these deflections. For a more full description of the process em-
ployed, the reader is referred to the Introduction to this series. The tabular
statements are illustrated by two series of plates, one showing the monthly direc-
tion of the wind, and the other the deflecting forces. The former are shown by
means of curves, divided into 12 parts, each part showing the mean path of the
wind for one month, and, consequently, the whole the annual curve. The latter
are represented by means of arrows, twelve for each station, corresponding to the
months of the year. The direction and length of the arrow for any given month
shows the direction and amount of the deflecting force in that month, the scale
being the same as in the plates following Series C.
Series KE, shows the average relative force, or velocity, or both, of winds from the
several points of compass, and is accompanied by wind-roses exhibiting the same
facts to the eye, the width of the shading at each point of compass being propor-
tional to the average velocity of the wind at that point.
* When this investigation was first undertaken, the author had no idea of ever publishing the results,
and proper care was not taken to preserve the name of the person by whom, or under whose direction, the
observations were taken, so that in many cases, particularly on the Eastern Continent, I am not able now
to give appropriate credit.
WINDS OF THE NORTHERN HEMISPHERE. 11
Series F is deduced from Series E, and shows the effect of combining the element
of force with that of time, in computing the mean direction of the wind. A more
full and particular description of the process is given in the Introduction to the
series, further on.
That no errors have been committed in reducing so great a mass of observations,
and making the numerous calculations growing out of them, is more than I dare
to assert. ‘T can only hope that they are not so serious as materially to affect the
general results.
¥
12 WINDS OF THE NORTHERN HEMISPHERE.
SERIES A.
List of places of observation, with their latitudes and longitudes from Greenwich, the length of time
embraced, and the name of the observer.
Name of Station. Latitude. Longitude. Time. | Authority.
1. Within the Arctic Circle.
Spitzbergen and vicinity . - | 9° bon) Glo" Kr: 5) months} Parry.
Baffin’s Bay +. z 13 do. Parry and Ross.
Melville Island and vicinity . | 74 45) 110 48 W.| 1 year Parry.
Port Bowen and vicinity. -| 73 14] 88 55 1 do. Do.
Tgloolik and vicinity . : .| 69 21] 81 42 1 do. Do.
§ Winter Island and vicinity* 5 tele) Tt 83 10 1 do. Do.
f Felix Harbor . : s saiOs 105) Olesos 1 do. Jas. Ross.
Sheriff’s Harbor . : : Saal Qa il 1 do. Do.
Victoria Harbor . ; : ee e7O. OF SOs tad: 6 months Do.
2. Iceland and Greenland.
Hyafiord, Iceland : 0 » Odeon OO. hes V.| 2 years | Van Scheels.
Reiki: rvikk, do. . | 64 40 7 months} Gladstone and Park.
New Herrnhutt, Greenland . - | 64 50 g 1 year
| Frederichthal, do. : tl eOO neil 7 months
3. British and Russian America.
| Fort Enterprise . F : + |,62° 28! W.| 1 year Franklin.
| Great Bear Lake : . Be) Gee IES Ty 1b 20 months
Great Slave Lake : E = || (oe eae 8 do.
f Nain, Labrador . . 56 «0 5 1 year
Norway House, Hudson’s Bay Ter. | 55 0 7 do. Donald Ross.
j Michipicoten, Lake Superior -| 47 56 1 do. Swanston.
) St. John’s, Newfoundland . - | 47 35 y 4 do. Templeman.
f Quebee, Canada . : : - | 46 49 6 do. Watt and others.
Montreal, do. . : : . | 45 31 Sue 3 do. McCord.
) Toronto, do. . : : = ok OO) Ne Olea 5 do. Lefroy.
| W ilberforce, do. : 24 43° 20 | 8 1 month
Windsor, Nova Scotia : . | 44 57 ‘ 1 year
¥ Sitka, Russian America. eiligt cSolelan, eee 1 do. Homann and Ivanoff.
‘ Luluk, Aleutian Islands. soo 70 5 12 do. Sproull.
4. Maine.
1 Fort Kent . : , : : ’W.| 1 year Surg. U.S. Army.
} Fort Fairfield . : : : 1 do. Do.
| Hancock Barracks : : : 14 years Sprague.
Addison. ie 2 ‘ 3 5 months | Wafs.
f Bangor. , 3 : ‘ 6 do. Young.
j Biddeford . 4 : : : 3 1 year Garland.
| Bremen. : : : : 5 3 months| Blake.
f Bath : : : : F 3 55 ; 11 years Hayden.
Eastport. : : : : 7 12 do. Surg. U.S. Army.
Gardiner. : : : : 4 months} Gardiner.
' Hampden . : ; : Z 2 83% years | Herrick.
Machias . : . : , - 1 month | Stearns.
1 This station is just without the Arctic Circle.
SERIES A.—LATITUDES AND LONGITUDES. 13
| Worcester, Mass.
3
42
7 do.
Name of Station. | Latitude. Longitude. Time. Authority.
4. Maine.— Continued.
| Manhegin Island 44° 0’ | 69° 17’ W.| 8 months
| Owl’s Head Aa @ 68 56 6 do.
} Portland 43 39 | 70 20 10 years Surg. U. 8. Army.
} Saco . 43 3 70 26 3% do. Batchelder.
} Steuben . 4429 | 67 47 3 months | Parker.
South West Harbor 44 0} 68 389 1 month | Howes.
} Vinal Haven 44 2) 68 48 2 months | Calderwood.
) Winthrop . 44 19 | 69 59 2iido: Maine Farmer.
| South Thomaston 44 6}; 69 O 9 do. Bartlett.
5. Vermont and New Hampshire,
Bennington, Vt. . 42° 52’) 73° 20’ W.| 4 months | Hunt.
} Burlington, Vt. . 44 29} 73 I1 1 year Thompson.
Charlestown, N. H. . AGB} 15) |) 7 DB 7 months
Dartmouth College, N. H. 43 43 | 72 19 3 years Adams and Young.
| Dover, N. H. . 43 13) 70 54 6 do. Tufts.
Fayetteville, Vt. 42 56} 72 40 2 do. Field.
Grafton, Vt. 43 13 | 72 34 3 months | Putnam.
Keene, N. H. 42. 57% | 72) 14 5 oho Wheelock.
Newbury, Vt. . ‘ AA ON) G2 aT 27 years Johnson.
Peterborough, N. H. . 42 52) 71 38 1 month | Youngman.
Portsmouth, N. H. 43, 41) 70 46 14 years Surg. U. 8. Army.
Middlebury, Vt. . 44 3) 73 12 1 month | Keith.
White Island, N. H. 1 do.
6. Massachusetts, Rhode Island, and Connecticut.
Amherst, Mass. 49° 29'| 72° 31’ W.| 5 years Snell.
Boston, Mass. 422i 71 64 5% do. Paine and others.
Cambridge, Mass. 4222 7. 8 11 months | Bond.
Cabotville, Mass. 42 9 | 72 37 3 do. Huntington.
Dartmouth, Mass. 41 31} 70 58 8 do. Bailey.
Edgartown, Mass. 41 23 | 70 28 1 month
Dumplin Rock, Mass. 41 31] 70 58 Levi Smith.
j Framingham, Mass. 42 18) 71 39 8 months | Hyde.
} Ipswich, Mass. 42 41) 70 46 1 year Cutler.
Little Compton, R. ibe AN 3 ON |ieeialemenlicy 1 month
Litchfield, Conn. 41° 46) 73 12 3 years Hendrick.
Medfield, Mass. 42 28 71 14 2 months
Mendon, Mass. A) A 38 4 years Metealf.
Middletown, Ct. 41 33) 72 39 241 do. Prof. Smith.
New Haven, Ct. al 13 | 72h Be 4 do. Connecticut Academy.
| New London, Ct. AL BD |) A @) 7 do. Surg. U. S. Army.
Nantucket, Mass. AL Wee) gO. 44 do. Mitchell.
New Bedford, Mass. 41 38) 70 56 16 do. Rodman.
Northampton, Mass. 42 19) 72 38 4 months | Plant.
Newport, R. I. . ail 98) | it ul) 1 year
Newburyport, Mass. 42 49 | 70 53 5 months | Perkins.
North Yarmouth, Mass. 42 37) 70) 11 1 month | Bailey.
Provincetown, Mass. 42 9 7. ub 16 months | Graham.
| Providence, R. I. 41 49 | 71 25 5 years Caswell and others.
Point Judith, R. I. Al 2B} | ql wil 1 month | Hadwer.
| Salem, Mass. 42 31) 70 54 Holyoke.
Stafford, Ct. 42 0; 72 18 1 do. Linsley.
Salisbury, Ct. 42.0] 73 24 2 years Plumb.
16) 71 48
14 WINDS OF THE NORTHERN HEMISPHERE.
Name of Station. | Latitude. Longitude. | Time. | Authority.
6. Massachusetts, Rhode Island, and Connecticut.— Continued.
Williams College, Mass... . | 42° 438’| 73° 13’ W. | 23 years Dewey and Kellogg.
Waltham, Mass. . : : . | 42 24 AS aa 1 do. Fisk.
Fort Adams, R. I... : =| 40 30 \= 72) 19 1 do. Surg. U. S. Army.
Fort Wolcott, R. I. . : » | 41) 80)= 70s 18 14 do. Do.
Race Point, Mass. j ‘ e| 42° AO FOP ad 3 months | Graham.
7. State of New York.
Adams. . : 5 ; : 2 W.| 1 month | Webb.
Albany. S : : 5 |p ez 24 years Beck and Ten Eyck.
Amenia_. : : - . 1 year Winchell.
Auburn. : : . 5 | ae 2 22 years Hopkins.
Bridgewater - : ; . | 4 4 do.
Bloomingdale. ; é : 4% 1 year Morris.
Buffalo. - 3 on || a : 2 years
Buffalo Barracks 4 : . | 42 5: 8 2 do. Surg. U. S. Army.
Brooklyn . . , : , 2 : 1 month
Cambridge 5 : ; : 2: 14 years Beattie and others.
Canajoharie , : 4 on é d 3 do.
| Canandaigua. : 5 . |. 42 11 do. Howe.
Cayuga (Aurora) , : ate 13 do. Foster and others.
Cherry Valley. : . | 42 15 do. Dixon and others.
Clinton (Hast Hampton) : ; y 17 do. Dayton.
Cordtlandt Cea : : Bae : 17 do. Bradford.
Cuba . ; : 5 3 do. Talcott.
Chatham . . 3 eri) “Ad 4 months 7
Delaware (Delhi) : ee 2 years Shepard and others.
Deaf and Dumb Inst., N. Y. City 3 do. Morris.
Dutchess (Poughkeepsie) : : 17 do. Burchan and others.
Erasmus Hall (Flatbush) . : 3 24 do. Strong.
Franklin (Prattsburg) . ‘ SPAS 13. do. Gaylord and others.
Fairfield. , ; ~ | 4: do. Blanchard and others.
Franklin (Malone) 5 : f 83 do. Coburn and others.
Farmers’ Hall (Goren) : : 13 do. Crane, Webb, and others.
Fredonia . : : a) 422 2 18 do. Redington and others.
Gouverneur : : : ; . 13° do. Grant and others.
Fort Columbus . : - : 4 19 do. Surg. U. S. Army.
Granville . : : ‘ spi Ae 15 do. Parker and others.
Fort Wood : 5 3 | 401 43 Tom iG
Ebensburg . - 3 ; -|40 31] 78 45
Erie . f : 3 ; al Ae 80 10
Franklin. ; 3 . 5 |e 5) 19 be
Fort Mifflin 5 A ; er 39.) oil Tom 12
Gettysburg : ‘ . moos ol | ine we
Girard College. : : ls9) 58) ove ik
Green Hill : : ‘ .| 40 48 78 30
Germantown 4 ; E 71 40 33 to 10
Harrisburg : : ; .|40 16) 76 50
Huntingdon : , ; eel) 20) Bill eS) el
Haverford . ; ; ; on 20 10 15)» 20
Indiana. ; ; 4 .|40 40 79 10
Lamar x 3 F f SW 2 Tit a's)
Lancaster . Z ‘ J = ako) 83 TA) RAE
Lewistown : . 4 2) 401 35 Tipe OG
Meadville . ‘ i . | 41 389 SO als
Mifflintown ‘ 5 2 5 40) 32 it 28
Mercersburg : j ; P89) 00) ied oG
Milford. é : 2 aA 18 74 50
Newtown . ‘ : E ; | 40° 14 74 57
Norristown E : ‘ POE a7 75 18
Northumberland - ; : 5 | Oe By 76 49
Philadelphia. ; : Helioos On Weave LG
Pottsville . ‘ i 3 .| 40 41 Moe Y
Port Carbon ; . F .| 40 43 fGen. 16
Pittsburg . : 7 f .|40 382; 80 2
Reading . é .| 40 19 7f3).. fae
Rose Cottage . ; : Paw oi oore og
Silver Lake : : 4 Pad) Do Tore ol
Somerset . : ; . ee 20th WOM a8
Stroudsburg ; ; f . | 40 58 7) 16
Smithport . : ; 5 Pee 4: Tish 338)
Uniontown. 5 2 “ 5 || aeh ays 79 42
Warren. : ; ’ > ai 5 (8S) ile!
West Chester ; 4 | 39 59 TS > 35
West Greenfield . ; : i
York . j z : : . | 39 58 76 40
Wilkesbarre ; ‘ , .| 41 14 75 ~ 56
WINDS OF THE NORTHERN HEMISPHERE.
10. Delaware, Maryland, and Virginia.
Alexandria, Va. . : : . | 88° 46’
Annapolis, Md. . : : . | 88 58
Baltimore, Md. . . , Seely eure
Bellona Arsenal, Va. . ; sian 40
Emmetsburg, Md. : ; ~ i oo | 41
Fort McHenry, Md. . 5 uae) Le
Port Washington, Md. 5 5 ies
41
ie
76
76
aa
WL
76
76
WEN
27
37
41
20
56
58
Time. Authority.
11 months} Harris.
1 year Brown.
2 months -| Kummer.
2 do. Linton.
5 do. S. Ross.
2} years | Allen and others.
3 months | Campbell.
1 month | Thompson.
2 months | Frick.
3} years | Elliot, Green, and others.
1 year Lewis.
3 months | Park and Reid:
1 year Connelly:
2 years Surg. U. 8. Army.
12 year Jacobs.
5 years Bache.
1 month | Wright.
3 months | Weister.
1 year Heisley.
1 do. Miller.
10 months
Odo: White.
1 month | Matthias.
2 years Atlee.
5 months | Culbertson.
1 year Limber and Dick.
21 months | Kinkead.
4 do. Green.
1 month | Bull.
1} year | Parsons.
5 months | Coison.
& year Huston.
54 years | Hamilton and others.
5 months | Porter.
Nae do: P. C. Lyceum.
1 year Bakewell and others.
10 months | Egelman.
3 do. Gaskell.
1} year Rose.
2 years | Mowry.
10 months | Stokes.
1 year Atkins and Chadwick.
11 months | Weethee.
8 do. Brown and King.
11 months | Jeffries.
Campbell.
3 do. Mason.
2 do. Dennis and Maxwell.
1 month | Mountford.
5 years Surg. U. 8. Army.
1 year Maryland Academy.
1 do. Surg. U..S. Army.
3 months | Giraud. ’
12 years Surg. U. S. Army.
2 do. Do.
12. Georgia, Alabama, Mississippi, and Louisiana.
i Athens, Ga.
Augusta, Ga...
Do. Arsenal, Ga.
Arendale, Ala.
| Baton Rouge, La.
| Hutaw, Ala.
i Glenville, Ala.
| Knoxville, Ala. .
i La Grange College, Ala.
Mobile, Ala.
: Natchez, Miss.
New Orleans, La.
New Orleans Barracks
} Port Gibson, Miss.
Oglethorpe Barracks, Ga.
Petite Coquille, La.
} Savannah, Ga.
Summerville, Ga.
Springfield, Ala.
Tuskeegee, Ala. :
Vicksburg, Miss.
} Washington, Miss. .
Whitemarsh Island, Ga.
| Mount Vernon, Ala. .
| Spring Hill College, Ala.
| Fort Wood, La. . :
Fort Jesup, La. .
Fort Jackson, La.
} Fort Pike, La.
| Milledgeville, Ga.
| Tuscaloosa, Ala. .
Attakepas, La. .
Frank’s Island, La.
34° 2/| 83° 31’ W.| 5 years
33 28 | 81 54 4 do.
33 28) 81 53 14 do.
34 56) 86 1 2 months
a) 26) Oil 1s 7 years
32 46] 87 54 1 year
32 il@ } 8) Il 1 month
3 2 Si a2 3 months
34 40 | 87 46 8 do.
SO AZ Nc Oo) 24 years
Ble Bk Oh 25 vi@endos
2) Br) BO 5% do.
29 57 | 89 59 6 do.
Bil Hf) || OL O 2 months
Be @ ) ell) tS) 2 years
30 10} 89 3 4 do.
a | wil 8 3 do.
384 28) 85 34 1 year
3 | Bs || ie OY 1 month
32 271 85 46 1} year
82 22) 90 56 4 years
Sil 3) Ql FA 2 months
31 59) 80 57 12 do.
Bl By, S83 B 10 do.
300 42) 881 1 year
BO By Bh wy 3 years
Sl. 80 | SB By 20 do.
29) 27 || 89) 34 1 year
80 5 | 89 54 4 years
a8 7 | GB) Xp) 2 months
3 14] 87 38 1 month
29 49 | 91 35 2 months
near | N. Orleans. 2 do.
McCay.
Holbrook.
Surg. U. 8. Army.
Jones.
Surg. U. 8. Army.
Winchell.
Taylor.
Adams
Tulwiler.
North.
Tooley.
SERIES A.—LATITUDES AND LONGITUDES. 17
Name of Station. Latitude. Longitude. Time. Authority.
10. Delaware, Maryland, and Virginia.— Continued.
} Gosport, Va. 36° 47’| 78° 15’ W.| 8 months | Patton.
H Isthmus, Md. . 88 45} 76 15 10 do. Banning.
| New Castle, Del. 89 40] 75 33 1 year Surg. U. S. Army.
Norfolk, Va. 36 Hl | 7 19 1 month Do.
Newark, Dele. 389 87 | 75 47 5 months | Norton.
Old Point Comfort, Va. af 2 | gf 12 17 years Surg. U. 8. Army.
| Washington, D.C. . ae 63 ] ay ll 163 do. Cranch and others.
West Brunswick, Va. . 36 40 | 77 46 12 months | Astrop.
11. North and South Carolina.
| Abbeville, 8. C. 34° 11’ | 82° 24’ W.| 2 years Parker.
# Camden, S.C. . 384 17} 80 33 1 year Holbrook.
Charleston, S. C. 32| 46 | 79 57 5 years Ryan and others.
Fort Moultrie, 8. C. 32 42) 79 56 10 do. Surg. U. S. Army.
Chapel Hill, N. C. 85 54} 79 173 2 do. Phillips.
| Beaufort, N. C. b4 44) 76 39 2 do. Surg. U. S. Army.
Florence, N.C. : 36 80 1 month | Watkins.
| Wake Forest College, N. Cy a0), OY | Te Be 1 do. White.
Fort Johnston, N.C. . 34 0] 78) «6b 10 years Surg. U. 8. Army.
Barton, Little, and others. :
Surg. U.S.
Reid.
Surg.
Army.
ue ee Army.
Posey, nae and others.
Holbrook.
Adams.
Jennings.
Hatch.
A lady.
Gibson.
Surg. U. 8. Army.
Fabre.
Surg. y Army.
a
Do.
Cotting.
Hentz.
18 WINDS OF THE NORTHERN HEMISPHERE.
Name of Station. Latitude. Longitude. | Time. | Authority.
13. Tennessee and Kentucky.
i Greenville, Tenn. : 5 . | 86° 8} 82° 46’ W.| 3 months
Knoxville, Tenn. : . .| 385 59] 83 54 8 do. Garvin.
Mt. Atlas, Tenn. : . Pl ekon UN teter 2A) 6 do. Travis.
Nashville, Tenn. . ; ; .| 36 10] 86 49 6 years Hamilton.
Danville, Ky. . ; é . | 87 40). 84 40 5 months | Beatty.
Louisville, Ky. . ; 5 pa oc) oulpeodmeal 2 do. Fleming and Peter.
New Concord, Ky... ; Ata6' 3 88 3 1 month | Williams.
Paris, Ky. . : : ; . | 88 84 6 2 months | Lyle.
Springdale, Ky. . 4 J : 10; 85 40 2 do.
St. Mary’s College, Ky. : ion oa) eon akO i do: Thebaud.
14. Ohio.
Ashtabula . ; : : ‘ 50’ W.| 5 months
Cambridge . : : F a | eee 37 1 month | Brown.
Cincinnati . : : : 27 7 months | Ray and Williams.
Columbus . ; : : > (lec 3 8 do. Kennedy.
Conneaut . a : 5 : 3 1 month Dibble.
i Chillicothe . : : : : 56 14 year | Davis and Williams.
i} Dayton ; : : ; ; 11 4 months | Williams.
Granville College : ; ; 34 5 do. Carter.
Hudson. , : f ihe 24 7 years Loomis.
i Lancaster . 2 : : salts 2 36 5 months | Kreider.
Lebanon. ; : : alee 7 13 do. Hatfield.
Marietta . ; P 5 29 1 year Hildreth.
New Athens 3 : 3 5 11 7 months | Mason.
Ravenna . 5 : : - 16 1 month
Sandusky . 5 : : 3 y 9 months | Morton.
Steubenville : 5 : 3 14 years Marsh.
Zanesville . ; ; ; : 11 months | Peters.
15. Indiana and Illinois.
| Brockville, Ia. . ; : . | 41° 42’| 84° 40’ W.| 38 years Coffin.
Brookville, Ia. . ; . . | 389 25 | 84 54 4 months | Hayward.
| Greencastle, Ia. . ' : . | 89 39) 86 46 3 do. Downey.
Greensburg, Ia. . : . » | 89° 20) 85°28 3 do. Lathrop.
} Indianapolis, Ta. é : = 39) 48°) 865 10 3 do. Wheeler.
Rensselaer, Ia. . 2 : Pe) aye |) cre) 1 month | Luther.
| Winnamac, Ia. . ‘ : 5 red ae | elo 3 months | Do.
1 Chicago, Ill. : : 4 oy 22) OU Sie 8d 4} years | Wilson and others.
Joliet, Ill. . : : 5 .| 41 380] 88 10 6 months | Brownson.
Macomb, ll... ; 6 . | 40 30] .90 30 3 do. Richards.
Jacksonville, Ill. : : 39) 48) 9019 9 do. Hawley.
Peoria, Il. . : ‘ : . | 40 35 | 89 36 1 month | Washburn.
Rock Island , : : » | 41 28 |) 90-33 8 years Surg. U. S. Army.
Upper Alton, Ill. j ; 5 | ish Ct BN ail 2 months
} Shawneetown, Il. ‘ : . | 387 42) 88 12 2 do. Roe.
16. Michigan, Wisconsin, and Iowa.
# Ann Arbor, Mich. : : . | 42° 15'| 83° 43’ W.| 2 months
} Dearbornville, Mich. . . para? 2.0) esa 1 year Surg. U. 8. Army.
Datroit, Mich. ... dames. plea! 42 - 94 |) 82058 3 years | Duffield. 3
i Detroit Barracks, Mich. ee lee2 | LOM ERS2F 28> 3 do. Surg. U. 8. Army.
Fort Gratiot, Mich. . : [4256/8218 9 do. Do.
]
.
.
an
r
SERIES A.—LATITUDES AND LONGITUDES.
19
Name of Station. | Latitude. Longitude. Time. Authority.
16. Michigan, Wisconsin, and lowa.— Continued.
ij Mackinac, Mich. 45° 51’ | 85° 5’ W.| 8 years Surg. U. 8. Army.
} Fort Winnebago, Wis. 43 30 | 89 20 10 do. Do.
} Green Bay, Wis. 44 40! 87 O 18 do. Do.
Fort Brady, Mich. 46 39) 84 43 18 do. Do.
| Prairie du Chien, Wis. 43 38) 90 58 14 do. Do.
i} Bloomington, Iowa ALG 2.0)) 0 Oa 2, 5 do. Parvin.
f Lowa City, Iowa . 41 40; 91 387 2 months | Murray.
Fort Atkinson, Iowa 43; (0) | @il 30) 2 years Surg. U. S. Army.
Fort Snelling, Lowa 44 53) 93 8 20 do. Do.
Turkey River, Iowa. 43 6) 92 0 1 month
Presque Isle, Mich. . .|45 18] 83 30 3 months | Woolsey.
Source of the Des Moines, Iowa .| 44 38) 96 = 1 Nicollet.
f Lac qui Parle, Lowa 45 0} 95 30 2) do. Williamson.
| Hast Troy, Wis. . 42 50} 88 30 1 month | Jennings.
17. Missouri, Arkansas, and Western Territories.
| Porto Cabello, Venezuela.
Dito
28
68
3 months
H St. Louis, Mo. 38° 37’| 90° 16’ W.| 10 years | Surg. U. S. Army.
| Washington, Ark. 83 43 | 93 37 5 months | Slaughter.
} Fort Wayne, Ark. 86 4] 94 38 2 years Surg. U. S. Army.
Little Rock, Ark. 384 40) 92 12 2 do. Do. and Goulding.
Council Bluffs 41 45 | 96 0O 5 do. Surg. U. 8. Army.
} Fort Gibson ab) aly 95 10 15 do. De Camp and others.
Fort Leavenworth 39 20)\) 95 11 11 do. Surg. U. S. Army.
} Fort Smith 85 30} 94 81 3 do. Do.
Fort Towson 88) 33} |} OH | i 10 do. Do.
! Fort Laramie 42 12/104 48 Fremont.
Fort Vancouver . 45 387 | 122 37 1} year C. Hall and others.
Fremont’s Town . 14 do. Fremont.
18. Florida, Texas, California, and Mexico.
St. Augustine, Fa. 29° 48’ | 81° 35’ W.| 13 years Rodiman and others.
) Tampa Bay, Fa. . Be Bf | BX Be) 12 do. Bunce and others.
| Pensacola, Fa. 30 24] 87 10 8 do. Surg. U. S. Army.
| Key West, Fa. 24 32); 81 47 7 do. Whitehead and others.
Fort King, Fa. 2) 8) 82. Ie 5 do. Surg. U. S. Army.
i Cedar Keys, Fa. . 8) 8 ® 1 year Do.
| Tortugas Islands, Fa. . 24 37) 838 0 1 do. Thompson.
| Indian Key, Fa. 24 54) 80 43 1 do. Howe.
} Carysford Reef, Fa. 2 i ED 6 1 do. Whalton.
| Cape Florida, Fa. 25 47 79 58 1 do. Dubose.
} Galveston, Texas 29 24) 95 4 1 month
Mazatlan, Mexico 16 0} 95 20 1% do.
Yucatan : 21 83 Purdy.
| Monterey, California 36 40 | 121 40 11 days
19. West Indies and South America.
| Matanzas, Cuba . 23° 3] 81° 30’ W.| 4 years Mallory.
Ponce, Porto Rico 17 57) 66 40 1 month
| Turk’s Island il 2G) al. 96) 1 do. Arthur.
| Barbadoes . P 13 5 |] 59 43 9 months | Dawson.
| Chagres, New Grenada Qik) | SO aly 1 month | Cobb.
17
Litchfield.
20 WINDS OF THE NORTHERN HEMISPHERE.
Name of Station.
| Latitude.
Longitude. | Time. |
Authority.
20. Atlantic Ocean and its Islands.
Hamilton, Bermudas . 3% years | Reid. *
Treland Isle, Bermudas 4 months
Canary Islands 28° 45’ 7° 46’ W.| 1 month
Funchal, Madeira : : . | 82 38 yy Me 3 years
Fayal, Azores. 5 : aoor oo 28 40 2 months | Hunt.
St. Michael’s, Azores . 7 . | 37 40 25 50 2 «do: Do.
Terceira, Azores . ; : alas) 205 SO Gee oG 2 do. Do.
Graciosa, Azores . ; : -| 389 12 | 27 58 12 days Do.
St. Mary’s, Azores. : | toni) Oni) 24Oo 10 do. Do.
On board ship : é 115 years | Hamilton, Quintard & others.
21. Great Britain and Ireland.
Aberayvon, Wales : ‘ if Le 35! 3° 48’ W.| 3 months
Bronxholm, Scotland . : 5 |) bay ri 3° 0 10 years
Elgin, Scotland . : omar tes 3 16 53 do.
Clunie Manse, Scotland : . | 56 25 3 386 4 do.
Inchkeith, Scotland. : ipo! 73 3° 9 10 do.
Banff Castle, Scotland x sous too 2\- 45 1 year
Calton Hill,* Scotland 10 years
Castle Toward, Scotland. : 2 do.
Kinfaun’s Castle, Scotland . .| 56 5d 38 30 12 do.
Cheltenham, Eng. : : . | 51 55 2 21 1 year
Alderly Rectory, Hey : | 52 38 0 52 1 do.
Thetford, Hue: : ; . | 52 20 0 40H. | 1 do.
London, Eo 3 é ; ol 73 0 7W. | 13 years? | Howard.
Liverpool, tne ‘ : : . | 53 22 San0 7 do. Abraham.
Greenwich, Eng. ; : Pol 729 OO) 11 do. Royal Society.
High Wycombe, Eng. 3 . | 51 38 0 50 1 year
Carlisle, Eng. . ; 4 DP 1513, weed 3 13 1 do.
Keswick, Eng. . : : . | 54 44 2 46 5 years
Southwick, Eng. : ; ; 11 do.
Kendal, Eng. : 3 . | 54 18 2 46 5 do?
Mansfield Woodhouse, Eng. Eo 3e aS 1 pal 10 do.
Bristol, Eng... : ; of [On 27 2 36 2 do.
Delphen, Eng. : : : aio) 0 0 7K. | 1 year
Devonport, Eng. : : + | 700) 23 4 9W.| 3 years
Sturbington, Eng. 3 - ; near | Portsmouth. 1 year
Sidmouth, Eng. . : 5 . | 50 41 3 13 W. | 2 years
Derby, Eng. ; : : . | 52 58 1 30 2 do.
Gosport, Eng. . : 5 . | 50 48 16 5 do.
Lancaster, Eng. . : : . | od 29 2 46 6 do.
Penzance, Eng. . ; : iy | gD O ero 0 28 5 do.
Helston, Eng. . : - 5 30 7 5 15 2 do.
Manchester, Eng. : . | 038 25 2 KD) 4 do.
Bushy Heath, Eng. . . 5 | Gul Bis QO, 1 7 do.
New Malton, Eng... 5 . | 54 10 0 48 6 do.
Cork, Ireland. F : . | ol 24 8 23 1 year®
Dublin, Ireland . , : 5 || 3B) 9233 6 20 1 month
Londonderry, Ireland . 2 .|55 0 Tee 1) 1 year
Isle of Man d : : . | 54 8 4 30 9 years
22. Denmark, Norway, Sweden, and Russia.
Copenhagen, Denmark :
Apenrade, Denmark . : . | 54
1 On the Frith of Forth,
50° 41’
50
2 Probably more.
12°
9
40’ H
14
50 years
9 do.
3 Time not known, but probably more than one year.
» ia
SERIES A.—LATITUDES AND LONGITUDES.
Name of Station.
22. Denmark, Norway, Sweden, and Russia.— Continued.
Latitude.
Longitude.
Time.
21
Authority.
Wurtzburg, Bavaria
! Probably more.
4
10 18
| Christiansoe, Denmark 54° 55’) 14° 56’ W.| 8 years
f Goersdoff, Denmark 54 39 8 24 2 do. Muller. |
} Skagen, Denmark Di sone LOO 9 do.
Wyburg, Denmark? 56 3847 9 18 1 year
H Spydburg, Norway 59 30 8 58 2 years
} Stockholm, Sweden bo AO} ies © 4 do.
| Cronberg, Sweden 56) 0) 13) 23 1 year
i Holmia, Sweden G3 ° 8 | dle 283 3 years
i Soendmor, Sweden? 12 do.
Archangel, Russia 64 34} 388 59 18 do.
f Dorpat, Russia 58 23 | 26 44 1 year M. Kaemptz.
¥ Kazan, Russia 55 48] 49 18 1 do. M. Simonoff.
Kerk, Russia? 45 167) 36 14? 2 years
Lougan, Russia . 48 385 | 389 21 2° do.
Moscow, Russia . 55 45) 387 381 5 do.
Monachium, Russia 48 2) 80 44 4 do.
f St. Petersburg, Russia 59 57 | 30 20 2 do:*
| Schoessl, Russia 25%, do.
H Wilna, Russia 54 41] 25 28 1 year
23. Prussia, Austria, and Turkey.
Berlin, Prussia . 52° 32’| 13° 26' H. | 25 years Beguelin.
| Dantzic Prussia . o4 .22 | 18 38 15 do.
Dusseldorf, Prussia ol 12 6 40 1 year
Braunsburg, Prussia d4 22) 20 6 1 do.
Hofmansgave, Prussia 4 years
Konigsburg, Prussia 54 42 | 20 55 1 year*
Pillau, Prussia 54 38 | 20 20 18 years
} Posen, Prussia 02) 249)" iy 0 8 months
Sagan, Prussia 51 42) 15 22 5 years
Buda, Austria ay Xl) || 18 & 4 do.
Divio, Austria? . At 19) 22) (36% 2 do.
| Graetz, Austria . 47 4) 15 26 1 year
Prague, Austria . 50 4) 14 45 2 years Kreil.
| Schoenthal, Austria a 8 | 1s 1 year
Vienna, Austria . 48 13 16 23 1 do. M. Littrow.
! Constantinople, Turkey 41 1) 28 35 13 do. Dwight.
24. Germany.
Anspach, Bavaria 49° 18’) 10° 287 EH. | 1 year
Gunzenhausen, Bavaria 49 6] 10 32 1 do.
Erfurth, Saxe 50 50) 11 12 5 years
Hof, Bavaria 50 18) 12 30 1 year
Herbipolis,? Bavaria 49 46; 10 14 5 years
} Ratisbon, Bavaria 43) 530i 1216 4 do.
Uffenheim, Bavaria 49 30); 10 19 1 year
Munich, Bavaria 48 9) 11 37 7 years
St. Andex, Bavaria : 5 do.
Giengen on the Brenz, Bavaria 48 46; 10 384 1 year
| Ingolstadt, Bavaria 48 44) 11 165 1 do.
49 46 d years
£ Intended for Wurtzburg, it is presumed.
bo
bo
WINDS OF THE NORTHERN HEMISPHERE.
Name of Station. | Latitude. Longitude. | Time. Authority.
24. Germany.— Continued.
Peissenberg,’ Bavaria? 47° 47'| 10° 42’ BE. | 4 years
Tegernsee, Bavaria AT 40h ipl 47; 4 do.
Manheim, Baden 49 26 8 31 10 do.
Carlsruhe, Baden 49 4 8 30 3 do.
Mergentheim, Baden . 49° 21 9 27 1 year
Hamburg, : 53 34 9 5d 30 years
Gottingen, Brunswick . 51 32 9 57 1 year?
Burglengenfield . 1 do.
Stuttgard, Wirtemberg 48 44 Al ido?
Issny, Wirtemberg 47 42] 10 38 1 do.
Tutlingen, Wirtemberg 47 55 8 40 1 do.
Luneburg, Hanover 53 15 |) 10 36 15 years?
Cuxhaven, Hanover dd 53 8 46 15 do.?
Neustadt? 49 387) 10 43? 9 months
Badenbach 1 year
Giengen 1 do.
Schussenreid 1 do.
Stone Lighthouse 1 do.?
25. Holland and Belgium.
Amsterdam, Holland . 52° 25! 4° 40’ K. | 54 years
Franeker, Holland ; - | 53 10 5 45 13 do. Van Swinden.
Utrecht. : ; F = (PO) 16 5) ve 1 year
Alost, Belgium . | 50 48 38 2 years
Breda, Belgium . | 51 34 4 40 6 do.
Brussels, Belgium - | 50) dil A? 20 do. M. Quetelet.
Ghent, Belgium . ole 3 3 44 3 do.
Louvain, Belgium , 5 . | 50 53 4 41 1 year
Mailand, Belgium ol 57| 4 18 ido:?
26. France, Spain, and Portugal.
Paris, France
Nancy, France ;
Denainvilliers, France
Marseilles, France
Montmorenci, France .
Hafnia (Havre?), France
Toulouse, France
Bordeaux, France
Cambray, France
Dijon, France.
La Chapelle, France
Metz, France
Orange, France .
Rodez, France
Rouen, France . :
St. Hyppolyte, France
St. Lo, France
Syam, France
48° 50!
48 45 |
48 12
43 18
49 0
490 291%
43 36
44 50
50 11
“a7 (19
49 49
AON it
44 8
44 21
49 26
43 54
49 7 |
46 45
Oe We DPA OwOoroh oH lor os)
°
27
20
6
30
35 W.
14 K.
9
“
8
10
48
34
oy)
55
4W.
54 E.
42 years
6 do.
31 do.
20 do.
15 do.
3 do.
19 do.
2 do.
Royal Society.
Marconelli.
Abria.
Byard.
Perry.
Racine and Nell de Bréauté.
Schuster.
Gasparin.
Blondean.
Preisser.
D’ Hombres.
| Lamarch.
Thorel.
SE TE TE SE SP SS
' This place is described as being situated in ‘Longitude 28° 34/ E., 1220 feet above the river,” but the meridian
from which the longitude is reckoned is not stated.
from Greenwich as here given.
I have assumed it to be that of Ferro, which makes its longitude
2 Probably more.
5 There are several places of this name in Germany, and as the latitude and longitude were not given, it is not certain
which was intended.
| Oporto, Portugal
SERIES A.—LATITUDES AND LONGITUDKES. 23
Name of Station. Latitude. Longitude. Time. Authority.
26. France, Spain, and Portugal.— Continued.
Strassburg, France 48° 35! 7° 45! H. | 20 years
Valognes, France 49 31 1 28 W.| 1 year Benoist.
Versailles, France 48 48 2 74H. | 2 years Hueghens, Berigny, and
Montpelier, France 43 37 3. 58 37 do.? La Croix.
Cantabria, Spain ? 42 30 2, 9 W. || Tl year
Gibraltar, Spain . 366 5 ig 3 months
Mafra, Portugal? Se) OOK) =D ily 4 years
41 10 8 22 2 months
27. Switzerland, Italy, and the Mediterranean Sea.
Tripoli, Barbary
Regensburg, Switzerland . 47° 47’ 8° 20’ H. | 7 years
Mt. St. Gothard, Switzerland 46 36 8 39 4 do.
Bologna, Italy 44° 30) TW 21 1 year
Genoa, Italy 44 25 8 58 1 month
Naples, Italy 40 55 | 14 20 1 year Melloni?
Padua, Italy 45 22] 12 1 4 years
Parma, Italy 44 50] 10 30 1 year
Rome, Italy 41 54] 12 29 3 years
St. Zeno, Italy . 44 407 10 0? 1 year
Kastern part of the Hettannam) 3
Sea ; : 6 arr
28. Asia.
Barnoule, Siberia 538° 20'| 83° 27’ B 1 year Prang Ist.
Catharinenberg, Siberia 06 50} 63 35 2 years Rochkoff.
Bogoslowsk, Siberia 59 45 | 59 59 1 year
Nertchinsk, Siberia ol 18] 119 21 1 do. Prang 2d.
Nigne Taguilsk, Siberia 2 years
Tobolsk, Siberia . 58 12 68 18 10 do.
| Yacoutsk, Siberia 62 1/129 44 1 year Neveroff.
Zlatouste, Siberia 55: 8 | 59 38 1 do.
Beirut, Syria 33 50 | 35 29 8 months | De Forest.
Bahmdun, Syria 83 46] 35 39 11 do. Calhoun.
Smyrna, Asia Minor Be 23 | Be 7 10 do. Benjamin.
Trebizonde, Asia Minor 40 25 | 39 45 1 year
Erzeroom, Armenia 39 57] 41 36 1 do. Smnith.
Jerusalem, Palestine 31 47 | 35 20 15 months | McGowan.
Teflis, Georgia 41 41 | 44 50 8 do. Philadelphine.
Tabreez, Persia . SSE ee GuelG 4 do. Stevens.
Ooroomiah, Persia 387 30) 45 10 19 do. Perkins.
Tehran, Persia 35 40 | 50 52 4 do. Reed.
Bagdad, Turkey . 83 20} 44 46 1 year
Bassora, Turkey . 30 30) 47 25 5 months
Futtehpore, Hindoostan De | Oe on gues
Putna, Hindoostan 25 40°) 85) 20 :
Calcutta, Hindoostan . yey) 88 28 8 years
_Duklum, Hindoostan . 18 26) 74 41 5 do.
Pekin, China 89 54) 116 27 7 do. Gachkevitche.
29. Africa.
Cape Palmas, Liberia . 4° 29! 7° 32’ W.| 2 months
| Bassa Cove, Liberia § Hs | wa il 3 do.
Coast of Sierra Leone and Liberia 1 month
32h ole | ss 2B odo:
24 WINDS OF THE NORTHERN HEMISPHERE.
Name of Station. | Latitude. Longitude. | Time. Authority.
30. Pacific and Indian Oceans.
Oahu, Sandwich Islands. . | 21° 20’ N.| 158° 22’ W.| 1 month
Waioli, Sandwich Islands. aieae 1 Lp 160 0 1 year Johnson.
Pago-pago, Navigators’ Islands .|14 0S.| 170 0 10 months
Russell, New Zeal and . : : 4 do.
Tananarivou, Madagascar. lelor } <0 45 40K. | 3 do.
General Summary.
No. of
Places of Observation. stations.
. Within the Arctic Circle
. Iceland and Greenland .
3. British and Russian America
. Maine
5. New Hampshire and Vermont
. Massachusetts, Rhode Island, and Connecticut |
. New York : 5 ‘ :
. New Jersey .
. Pennsylvania :
. Delaware, Maryland, and Virginia c
. North and South Carolina :
. Georgia, Alabama, Mississippi, and Louisiana .
. Tennessee and ae ch : :
. Ohio. :
. Indiana and Tlinois
. Michigan, Wisconsin, and Towa
. Missouri, Arkansas, and Western Territories
. Florida, Texas, California, and Mexico
. West Indies and South America
. Atlantic Ocean and its Islands?
. England, Scotland, and Ireland .
22. Denmark, Norway, Sweden, and Russia .
23. Prussia, Austria, and Turke :
. Germany (Bavaria and smaller States)
. Holland and Belgium :
26. France, Spain, and Portugal .
. Switzerland, gis and the Mediterranean
. Asia
. Africa .
- Pacific and Indian Oceans
It is probable that in the foregoing lists there are some mistakes in the location
of places in Europe. Frequently the latitudes and longitudes were not given in
the records and works which I consulted, so that I had no guide but the name,
which might be common to several places. In some other cases, there was an
uncertainty in regard to the meridian from which the longitude was reckoned.
Series of observations, continued only for a few months, may seem of too little
importance to be worth preserving; but such collections, though insufficient to de-
' Including Fremont’s tour. 2 Not including two stations in Iceland. 3 Including yoyages.
SERIES A.—LATITUDES AND LONGITUDES. 95
termine the mean annual direction of the wind, are useful in obtainmg monthly
results, and hence the annual curve. To determine the latter, with the same
accuracy that we do the mean direction for the year, we need much more exten-
sive data; and these monthly collections serve to swell the list, and increase the
number of months on which the average is based. More complete series, and also
collections of observations from additional places,’ might, no doubt, have been
obtained in many cases by applying directly to the observers; but I had already
taxed my friends so far that I felt unwilling to put them to any more trouble;
especially as a long time must necessarily intervene between furnishing the data
and seeing any fruit of their labor.
* See Appendix A.
26 WINDS OF THE NORTHERN HEMISPHERE.
SERIES B.
The following abstracts show the proportionate length of time that the winds from each point of compass
prevailed at the several stations, as indicated by the number of observations.
| ne, | June,
Course. May.! waist July, || Jan. | Feb. Mar. |April.| May. | June.| July. } Aug. | Sept.| Oct. | Nov. | Dee. |Total.
Aug.! | Aug.2
Winds within the Arctic Circle.
Spitzbergen and vicinity. Melville Island and vicinity.®
a
Do NWNWOOCrRNHPNOONWNTOOSCCCCOCCSCOOCSOCOCOCOoOwWoNe SoH
bo
_
a TOISOHOnOrorcoocortoronowononooooononu
—
Oo PODSTOCNNWNKFOCOCOCOOCOOCCONCONOCrRONCOOCOOOCOOCOS
bo
WO ADWDOAGCSOHROCSCOCRFOCOOCOONOCOrFMOOCONOCOOCOCOCOCOCOCOFD
a
HOD AOCOCCSCOCOCOCSOFMOCORFOCOFMOWOrROMNOCOCCOCOCOWSOS
bo
DP OBDGOSCONCOCOCCSCSCSCSHFMOSOMOSKMOCCOCONONOCCONSOCO?N
—
S HK ROADCSCOCOMOMOCONOCOHN KRONE NOOCOHMPOCCOCOOCH ww
—
WwW CWONOSTNMCHFOOCSCWORHDAOCRONOOCOCOHSOCOCOND
North | 9
N. by E.
_N.E.
. E. by N.|
5 1B,
. by E.|
“
ay
bo ao
oO
—_ bo
=O OWE TOWN ONWONNHE DN COORDH WHEATON GD
bs
bo
—
—
WOW SCORN CWONWWOMNHODOWNH ROWNWNOWOOHM OR WHOG
bo
—
WOW HEP NWNOOTNARWONTTSNSOCCOCOCOMNOROHOWHNWNCOOSL
=
=
OPOoONoCc Cc CWOrMoWoOooOoooCoOnNocoooooooocoocCooNn
—
—
Variable)
and calm
HH
SSmrNSCoNOHDOSSCASONSOHONSOSOOHOHOCOOCOC OOS
DD PONWTHRONSCOCOHOSCORWOONORROSCOSOCOHOG
bo
[o.e)
—
bo
1 These observations were taken from May 1 to 7, on Parry’s voyage from Hammerfest, Norway, to Spitzbergen; from
June 20 to August 28, at Hecla Cove, lat. 79° 55’, lon. 16° 49’ E.; and during the remainder of the time, off the north
and west coasts of Spitzbergen.
2 These observations were taken on the ice north of Spitzbergen, between the island and lat. 82° 45’, the most north-
erly point ever reached by man.
5 These observations were taken from August 28, 1819, to August 27, 1820; viz.: 314 days at Winter Harbor, lat. 74°
45’, lon. 110° 48’ W., 48 days along the southern shore of the island, and the remaining 4 days a little eastward of the
island.
SERIES B.—ABSTRACTS OF OBSERVATIONS. 27
AVERAGE FOR THE DIFFERENT MONTHS.
Course.
Victoria.
Jan.| Feb. [Mer April Ary. June. July. | Aug. Sent Oct. | Nov. | Dee.
i |
Winds within the Arctie Circle.— Continued.
Felix, Sheriff’s, and Victoria Harbors.*
°
xt
+
i=
bo
Ho
on
15)
1159/8913) 498 154 4/2653/1693/4183/337 3/5 3119} |
57} 64 4 4 O |} 43) 0 | 343) Is ) 24 | 1623 |
852/240 76 2853|1843)2623) 493 i i613 |
186} 16 48 0 | 1383) 12 5) 215 |
477|248 3} 45 10323|1662)188 é
34 7z} 6] O
42 12 | 163) 283
48 J O;} 13
192 313/111
10 0 | 103
24 6 | 193
3 zt} O} 38
121 y| 313) 96
0 0
71 463) 3
41 36
580 2| 96
74 -
340
32
596
11
147
4]
463
40
187
20
699
.| 64
697 96
: 236 3| 33
ikea and 23 : pac 2R91
eee lid | 2622
Sr
|
Gas
Sl 2
)
SS
SLPODOO OW ON
b
=I
=
"FA2ReaZ
fey"
|
psy
oo
n
i ie)
HE
be toe tot tie
ary
fer) Coe
CAO wSkh
we
=ihes
ag PES Ras
So
4 SPeg gen we
nm we
33
oH
Ere
@B
IN
| N.
N.
| N.
LN.
N.
| E.
E.
| E
| 5.
| E.
| S.
ls.
Is.
ls.
| S.
Is
I's.
Is.
S.
S.
Sh
me
4
@ a4s4ne
Bomagarg
fer)
373
18
114
6
Ag
=
“zzrdadad
ao
|
OOoOnNnonwtwonwkaTSO
A)
q4ae
4s.
-8
@)
Course. | va. Feb. | March.} April. | May. | June. | July.
Tgloolik and vicinity.?
1
(2)
=
t
=>)
—
A os oe
wae Fes
El 4
ooonoooe
onNnooocrhN®
ooonooor§y
oooocooos
Scooooaoconorf
Soonocown ®
SOrFNWNONOSD
SooocororROW
HE AAAAAZ
Sonmooooor,
_
NROOCON SOO
ooooooonrn
SoOFONONOF
tS
tS
1 These observations extend from October, 1830, to March, 1832, inclusive.
2 These observations were taken from August 18, 1822, to August 12, 1823, viz.: 817 days at Igloolik, lat. 69° 217,
lon. 81° 42’ W.; 9 days on the coast of the island, 28 days in the strait of Fury and Heckla, lat. 69° to 70°, lon. 82° to
86° W.; and the remaining 11 days, off the west entrance of the same.
28 WINDS OF THE NORTHERN HEMISPHERE.
Course. Jan. Feb. [Mar April. | May. | June. | July. | Aug. | Sept. | Oct. Noy. | Dec. | Total.
Winds within the Arctic Cirele.— Continued.
Igloolik and vicinity.— Continued.
Bast 0 0 0 0 0 P} 0 6 0 4 0 0 12
KE. by S. 0 0 0 0 0 0 0 0 0 0 0 0 0
E. S. E. 0 0 0 0 4 0 2 2 4 4 2 0 18
S. E. by E. 0 0 0 0 0 0 0 0 0 0 0 0 0
S. E. 4 0 0 0 6 2 20 if 4 5 2 0 50
S. E. by 8. 0 0 0 0 0 0 1 0 2, 1 0 0 4
S. S. E. my 0 0 0 2 0 6 1 4 2, 0 0 17
S. by E. 0 0 0 0 0 0 0 0 0 0 0 0 0
South 2 0 0 0 8 4 0 0 0 ) 2 0 21
S. by W. 0 0 0 0 0 0 0 0 0 0 0 0 0
8S. S. W. 0 0 0 0 0 0 0 0 0 0 0 2 wy
S. W. by S. 0 0 0 0 0 0 0 0 0 0 0 0 0
S. W. 2, 0 4 0 4 6 0 Z 0 0 4 0 22,
S. W. by W. OF a0 0 0 0 0 0 0 0 1 0 0 il
W.S. W. On 20 0 6 3 0 0 0 0 0 0 2 il!
W. by S. Ol io 0 0 2 0 0 0 0 0 0 0 2
West 2 4 1192 6 4 6 2 3 6 0 12 22. 99
W. by N. 0 2 0 0 0 0 0 0 2; 0 0 0 4
W.N. W. 4 2 4 2 1 2 2 4 6 1 6 0 34
N. W. by W. 0 0 0 0 0 0 0 6 2 0 0 0 8
N. W. 16 26 20 18 8 8 8 i 18 13 18 16 176
N. W. by N. 0 0 2 0 0 0 0 2 0 0 0 0 4
INES NisaWic 6 6 6 15 6 10 2 Uf 2 4 10 6 80
| N. by W. 2 0 0 0 2, 2 2 0 0 0 0 2 10
Calm or ; j
en, 0 0 0 0 0 0 6 2, 0 0 2 0 10
Winter Island and vicinity.*
North 6 6 8 6 4 6 6 0 0 4 10 11 67
N. by E. 0 wy 2, @ |G 0 0 5 0 12 4 0 De
N. N. E. 1 0 4 2 4 AD ieaG 0 0 6 8 2 Syl
N. E. by N 0 0 0 0 0 0 0 0 0 0 0 0 0
N. E. 2 0 0 3 8 0 4 3 3 2 2 0 27
N. E. by E 0 0 0 0 0 0 0 0 2 0 2 0 4
K. N. E. 5 0 0 4 0 4 0 a 0 0 0 0 14
E. by N 0 0 0 0 0 0 0 0 7 0 be 0 4
East 0 0 0 4 0 2, 2 2; 2 4 2, 0 18
E. by 8. 0 0 0 0 0 0 0 0 2 0 0 0 2
K. S. E. 0 0 2 2 2 8 4 0 4 5 0 2, 29
8. E. by E 0 0 0 0 0 0 0 0 0 0 0 0 0
S. E. 0 0 0 2 2 6 4 2 4 4 2 8 34
8. E. by S 0 0 0 0 0 0 0 0 0 0 0 0 0
S. S. E. 0 0 0 2 0 0 0 1 3 0 0 0 6
8. by E. 0 0 0 0 0 0 i 0 0 0 0 0 1
South 0 0 0 2 i i 10 4 6 0 2 0 26
S. by W. 0 0 0 0 0 0 0 2 4 0 0 0 6
S. S. W. 0 0 0 0 0 2 0 6 2 0 0 2 12
8. W. by S 0 0 0 0 0 if 0 0 1 0 0 0 2
S. W. 0 2 5 6 2 4 0 5 0 4 4 0 32
S. W. by W. 0 0 0 0 0 0 0 1 0 0 0 0 il
W.S. W. 0 0 0 2 3 0 0 2 0 0 0 0 If
! These observations were taken from August 1, 1821, to July 31, 1822, viz.: 269 days at Winter Island, lat. 66° 11/7,
lon. 83° 10’ W.; 65 days in various bays and straits within 100 miles of it; 6 days in the upper part of Hudson’s Strait,
and the remaining 25 days off the northeast coast of Melville Peninsula.
Circle (21 miles), but some of the observations were taken within.
The island itself lies just without the Arctic
Pa
SERIES B.—ABSTRACTS OF OBSERVATIONS. | 29
Feb. Maren.| April. June. Oct.
|
Winds within the Arctic Circle — Continued.
Winter Island and vicinity— Continued.
Noy. | Dee. | Total.
Sept.
May. July.
Aug.
Course. | Jan.
| W. by S. 0 0 0 0 0 1 0 4 1 0 0 0 6
| West 6 0 2 4 1 6 5 2 1 1 0 6 0 33
W. by N. 0 0 2 0 B a 1 2 2 0 0 0 10
1 W.N. W. 10 3 13 4 2 0 0 12 2 2 2 4 54.
} N. W. by W. 0 0 0 0 0 0 4 2 4 0 0 0 10
s N. W. 18 22 18 7 12 12 10 3 4 4 10 25 145
N. W. by N. 0 2 0 0 0 1 0 0 2 0 0 0 5
N. N. W 14 17 6 6 14 0 2 4 0 6 4 8 81
N. by W. 0 2 0 0 0 0 4 0 7 9 0 0 22
Saale OPO OO OB ea WO ea Wa dO ea dens
Baffin’s Bay, and the contiguous Bays, Straits, and Inlets.
| June, | June, | July, | July, | July, | Aug. | Aug. | Aug. | Aug. | Sept. | Sept. | Sept.
Course. 1821. | 1824. | 1824. | 1819. | 1821. |1819-20| 1822. | 1823. | 1824. | 1924. | 1819. | 1823. | Total.
North 0 1 19 4 9 6 0 4 a 2 0 6
N. by E 0 0 1 2 0 0 0 0
N.N. EH 1 4 1 0 0 2 4 6
N. E. by N 0 0 3 0 0 0 0 0
N. E. 0 4 10 0 3 0 0 3 3} 5 3 2
| N. K. by. E 0 0 0 i 0 0 2 0
i H. N. E. 0 0 0 0 0 0 0 2
| E. by N. 0 0 2 4 0 0 0 0
| Hast OQ |) 22 1 4 3 3 0 4 6 a 2 4
} E. by S. 2 1 il 0 0 0 0 2
| H. S. E. 0 0 0 0 BD 0 2 2
S. E. by E. 2 @ 0 0 0 0 2 0
S. E. 3 2 10 2 6 0 0 3 14 13 3 3
| S. E. by S. 0 2 1 0 0 0 2 0
| S. S. E. 4 5 2 0 2 6 2 0
8S. by E. 0 2 0 0 0 0 f) 0
South 0 17 5 0 2 1 2 5 7 701 8 2
S. by W. 0 0 2 4 0 0 0 0
1S. S. W. 5 0 2 2 il 0 0 4
S. W. by 8S. 0 0 2 0 0 0 0 0
| S. W. 2 6 3 5 1 a 3 2 5 2 2, 3
S. W. by W. 2 0 2, 3 0 0 0 0
} W.S. W. 4 2 1 4 1 0 4 0
W. by S. 0 0 2 0 0 0 0 0
| West 6 0 3 a 3 3 1 2 3 6 3 8
W. by N. 0 0 i 0 2 0 0 0
W.N. W. 2 0 0 1 5 0 2, 8
7 N. W. by W 2 4 4 4 0 0 4 0
N. W. 1 4 11 2 3 it 2 2 14 14 5 6
N. W. by N 0 0 0 0 0 0 0 0
N. N. W. 2 iil 2 2, 0 5 5 2
N. by W. 0 2 0 0 0 0 1 0
Calm or \ © SG pS eS Si sel S I aioe seh tr
variable
Nore.—The following table shows the latitudes and longitudes in which these observations were taken :—
Date. Latitude. Longitude. Date. Latitude. Longitude. Date. Latitude. Longitude.
June, 1821 | 58° to 622° | 11° to 65° || July, 1824 | 69° to 71°} 53° to 62°|| Aug. 1824 | 71° to 74° | 61° to 64°
«1824 | 594 to 69 93 to 51 || Aug. 1819-20) 724to 75 | 78 to 1013|| Sept.1819 | 60 to 67 | 40 to 84
July, 1819] 61 to64 | 65 to 76 © 1822 69 to 80 to « 1823 | 60 to 67 | 40 to 84
« 1821/61 to64 | 65 to 76 ce 1823 66 to 69 | 82 to 83 «¢ 1824 | 57 to 74 | 32 to 66
5
30 WINDS OF THE NORTHERN HEMISPHERE.
Course. Jan. Feb. Marcn.| April. | May. | June. | July. | Aug. | Sept. | Oct. Nov. | Dee. | Total.
|
Winds within the Arctic Circle.— Continued.
Port Bowen.*
N. 6 6 0 5 6 3 8 18 4 8 4 8 76
N. E. 5 4 1 0 6 2 2 17 4 5 0 2 48
E. 36 aie 36 36 19 25 0 2 9 PAL 17 30 268
S. E. 3 0 0 4 2 5 10 0 9 13 16 9 71
Ss. 0 0 0 0 6 4 4 3 0 2 0 0 19
S. W. 0 0 4 0 2 9 6 5 6 0 5 2 39
W. 0 2 4 8 4 5 24 3 21 1 3} 3 78
N. W. 6 5 15 5 15 Uf 8 14 a 10 11 4 105
Calm 6 2 2 2 2 0 0 0 2 2 4 4 26
Winds in Iceland and Greenland.
Hyafiord, Iceland. Reikiavik, Iceland.
watt = : TOTAL FOR THE SEPARATE MONTHS.
é 3 5 a oe : q ce iad e i wo | 2 as e < we 2 a so | = Ss s
8 |fs2| 22 (Pele liaise pelela le )sye la lal le ia laa au
N. 161 148 | 10} 13} 27) 11) 46] 44) 49) 29] 20) 22) 19} 19]! 85] 23) 18] 9} 29) 78)42
N.H.| 62 95 3) 6] 5! 8) 16} 29) 26) 37| 6) 6) 13) 2/} 29) 26) 6) 7 5) 51/18
EK. 36 83 0} 2) 7} 38] 10) 7 12) 20) 14) 34) 9} 1]] 31) 4] 6) 22) 54) 3ia4
S. E. 40 36 OW Bi) 7) Fal DL Ole ot) $GitG | Ts 7) 2\| 85) 29) 57) 57) 42) 20/12
S. 154 144 | 86) 24! 36} 23] 18] 7| 16] 13) 28] 24) 37] 36]| 9] 21) 12) 12) 17) 2) O
S. W.| 156 121 | 36| 25) 31) 26) 4 31) 4) 20] 30} 14) 25) 31); O}] 15) 6) 21) 41 76
W. 101 133 | 34] 24) 27) 41) 19} 6) 5) 4) 20) 8] 16) 80) 11) 6) 6) 23) 4) 9119
N.W.| 141 64 | 17) 37) 19) 20) 22) 24) 8 4| 6} 4] 15) 29)| 15} 26) 30) 17} 19} Oo} 0
Calm 85 1038 5} 7| 9] 19) 22] 12) 29] 20} 22) 13} 18) 12|) 21) 0] 27) O| Oj] 1616 ‘
“New Herrnhutt, Greenland.
Course. | Jan. | Feb. | March.| April. | May. | June. | July. | Aug. | Sept. | Oct. | Nov. | Dec Total.
ING 2 1 1 5 4 5 3 11 5 ul 0 6 44
N. E. 9 3 5 5 6 2 2, 1 0 2 6 8 49
K. 13 12 24 7 12 8 6 4 16 i 20 15 144
S. E. 0 3 0 0 0 0 il 0 0 1 1 0 6
Ss. 2 7 0 4 0 0 6 5 5 14 2 2 47 ‘
Swe 2 2 1 4 4 3 3 di 2 2 1 0 31
W. 3 0 0 4 5 12 10 3 2 4 0 0 43 A
N. W. 0 0 0 al 0 0 0 0 0 0 0 0 1 ‘
Calm 0 0 0 0 0 0 0 0 0 0 0 0 0 h
~ 4
Frederichthal, Greenland.” Ma
>
:
N. | 28 hii; 18 1 31 21 0 q
N. 0 0 0 0 0 0 0 -
EK. 0 0 0 0 0 0 0 y
S. E. 0 0 3 | 10 0 6 3
1 These observations were taken at Port Bowen, from September 28, 1824, to July 19, 1825, 46 days in Prince
Regent’s Inlet, and the remaining 24 days, to complete the year, between the parallels of latitude 73° 40’ and 74° 24/,
and in longitudes ranging from 66° 52/ to 85° 48’; 17 days out of the 24 being spent west of longitude 80°.
? These observations were taken from October, 1841, to April, 1842, inclusive.
31
SERIES B.—ABSTRACTS OF OBSERVATIONS.
Total.
Dec.
Noy.
Sept. | Oct.
Aug.
July.
April. | May. | June.
March.
Feb.
Jan.
Course.
Winds in Iceland and Greenland.— Continued.
Frederichthal, Greenland.— Continued.
een)
a
ooon
oooo
HOO Ww
re
oooeo
I!
ooo1w8
acoo
Aue e
Winds in British and Russian America.
Fort Reliance, Great Slave Lake.
Fort Enterprise.*
DOWOMO 64d ©
BODOnOO OMNOCVUOHAOCHUANDNAOOMOOO
"1807, =H NAN wWHtomas oO ar do AMoOnm co
A lon! ie! (Gs)
MSOWMDOACASMAHMOOMDOOCOOAOHAHOOCTOANHNGSSCONCOCO Ft
20 a =H A Gr) io
MODOANACHMHARODOCOHOOCOAHOOCOMOOCONANWOOCOoCoOOSO YF
“AON sH ma rH AQ rH al
"90 SSESoooononsoonoooocoocoscocooooooo°osS S&S
jo WIV SS =
SoOCorontorononmnoocoooocoononoronowtooc ©
“ARYL GU al 7 As)
OOCOMm-OCMDOMDSCHMHODOOTONGCTCVONCrOCONCHOOO S&S
Tudy Gr} A al 1
HOO CDBDONNOWMOAOCOSNCCOHNDOOCOCAGCAANrAANOCHOOCO
“IC JA tel A 4 A Re)
BOOOCWDI GOA CTCOMOGOOHOTOMONGCACACHOOCO A
“qoT far) io ral Ne)
NHOCSCHODMOOODOOCOOOCONMNOHOAMMOONOOOOGO OS
uBe Dal a) oO
. . . . . 2 e a
ee a ee ee ee
3 5 b 3 be
Eda eee Gee PE a ere oe
Se oa bb et 9 a jeyesl [Bao [M2 2 a= :
Sie itelglsislelstel tolel lalate laid AC al alate
ZZZ22Z 20S Re ke ddnnnnnnnnineeeeEaaaaao
“kOTT SOCCHACHHAAMOWMAMMDOHOnROHnOOMNMNOOCOCCSOSOCSO A
*Tady AAIHODHHAAMOOOMOAANNANNHEMOMMAAOOWBoOo re
‘ bal me N Aa ml aA
“IVIL SNA On nA RHOADS HAOHAANNDOHAADWOAMWMAAMONS O&
re Sl al yl baal inal ial ies
“qa DOS AAA OmPAHMHMROANMOTMOSOHOCONOHWHANHOAAN &
ral TI) a ri mM re
“uRe MOrANMHtOoOte re ACCC CCCHHONRHAAMANMOMMSOOS
rm rm aA Lema!
* Course.
we re hE | Roki aero
ae Eda vg h Bun Eee Bed ZPE Eee
4 Bans Py Pidcicia PE RoER EOS PARE EAE
1 These observations were taken from September 1, 1820, till August 31, 1821, but were published im full only from
In the published aéstracts for the year, the winds are divided merely into easterly and westerly,
January 12 to May 9.
as follows :—
2103
1484
103
204
182
114
204
172
15
15
15
15
174
193
HCO
i]
24
iG
18
12
153
15}
154
125
14
17
Hasterly
Westerly
The station is about 300 miles north of Great Slave Lake.
32 WINDS OF THE NORTHERN HEMISPHERE.
Course. Jan. | Feb. | March.] April. | May. | June. | July. | Aug. | Sept. | Oct. | Nov. | Dee. | Total.
Winds in British and Russian America.— Continued.
Sitka,! Russian America.
North Hi 6] 78 | 42] 12} 386) 42 Ss LS) es On mle 6 311
N. E. 127 T1198 90 | 24) 42 ).78 | 42°) 18 | 30 | 30) 18 704
East 48 14 | 222 | 233 | 156 | 162 | 90 | 156 | 246 | 240 | 270 | 210 | 2047
8. E. 167 | 330 | 48 59 | 114 | 60 6 | 90] 102 | 174 | 90} 204 | 1444
South 3; 48 | 48] 52 78 GOP 66" |) SOM G0 IF SO SON es 703
S. W. 5 | 381} 48 | 113' | 156 | 66!) 120 | 54 |ee72. |) TS ae 42S 36 42
West 57 | 138 | 66 | 65 | 144 | 186) 168 | 108} 42°) 72 |) 72 | 48°) 2oat
N. W. 41 10), 36 \/ 853: | 30) 72) | 7386 |) 22 |) 36 6) 24}; 48 416
Calm 279 | 237 0} 14; 18 |) 36 120 | 162 | 120 | 66) 150) 96 | 1298
Fort Franklin, Great Bear Bete
1825. 1826. | 1827.
Course. 7 : | A
see | el a HIE Pl/Slelealelel]slale]s]/B 18
a | Bea eu ee eee ee tea eds lene | 2le|2\e\s
N.toN..B. by Nu! 39] 45) 2) 23) Ba) D331 OR 0.5)70 1.07) On) CFG Oi Os) Oe ae
N.E.toE.byN.| 7] 1/18 /6/9|)6/3]8|]4/]3]7)4 | 4 } 42/103)6)3)6/]2)0
E. toS. E. by E.| 9 | 4 {17 | 3 |163) 6 17 |28 [34 /16 |29 | 9 | 5 | 53/11 | 93/17 [38 |81 |233
8. E. to 8S. by E. | 2 |14 | 6 | 4 | 23) 1 z| 5 | 6 |16 | 7 | 4 /183) 93) 54) 43) 4 | 4 114 | 2 :
S. t0.S.,.W. by 8.3] On! 20) 0) 39! OF) OR OOF) 0) "0s 1 Os On OR ON es Oe Oniae :
SaoW: to, Welbysay) Oi) ny seat lia 4} 13} 2/3 ])0)|3138 +] 3) 4) Ta) 0} 2 aie .
W.toN.N. by W.| 2 | 63) 8 |16 | 5 /10 | 922 |/0)3)4/4/)4 |14)4)6|,4/4)4)0 f
N.W.toN.by W.| 6 {15 |10 |19 |23 |22 |182/10 |13 , 8 |11 |24 |153)/21 |20 [273/22 | 6 | 6 | 33 ;
Calm or variable | 7 | 33] 4 | 72] 4 | 92) 92) 63) 2 |0)0/2 | 6314)7/7)5/0)]2) 2 :
Norway House,*? Hudson’s Bay Territory.
TOTAL FOR THE SEPARATE MONTHS.
Course. 2 : " +a " d !
S/S/S)/F/3/9)/5 S/S/ElSl Ee /S]/ 2 elel]el sis
SI2(SIZ lS (2 (Slflelslslelelel4lelélelale
North 49) 58} 92) 85) 43) 41) 60} 23} 38} 53. 30) 31) 27] 38) 24) 32) 50) 51) 31/428
N. E. 55| 38] 34) 37| 60) 51) 47) 25) 34| 30, 47) 43) 27) 16| 13) 15) 25) 24) 25)822
East 13] 14) 9) 4) 12) 11) 29) 7 6 6 8 7 6 9) 4) 4 13) 13) 9) 92
8S. E. 31) 17| 14) 10} 31) 27/| 22) 18) 12} 11) 12) 10) 9) 9) 10) 22) 14) 14) 11/152
South 61) 85} 69| 66) 61| 78/100) 31} 32! 44' 42) 47) 59) 57! 48) 38) 28) 44) 50/520
8. W. 34| 25) 24) 30] 27) 29) 12) 24) 16) 14) 14) 16) 19) 13) 20) 11) 9) 7} 15/181
West 15) 11) 16) 18) 14) 17] 19) 21; 9) 6) 3) 3) 2 4; 14) 18) 9) 9) 12)110
N. W. 53} 43) 54) 93) 64) 61) 36] 46) 30] 26] 32) 20] 16) 32| 49) 39} 48) 30) 36/404
Calm or variable | 54 74 53) 23] 53) 50} 40) 22) 20) 27) 22| 40) 45) 39 35) 31) 23) 18) 28/347
1 March to December, 1842, and January and February, 1844.
2 «Norway House is situated on a branch of Nelson’s River, about 20 miles due north of the outlet of Lake Winnepeg,
and is supposed to be about 400 feet above the level of the sea.”—D. Ross.
SERIES B.—ABSTRACTS OF OBSERVATIONS.
Od
(Se)
Course. Jan. | Feb. | March. ssi May. | June. | July. | Aug. | Sept. | Oct. | Nov. | Dee. Total.
Winds in British and Russian America.— Continucd.
Nain, Labrador.
North . 84 16 37 13 6 8 5 2 8 12 160
N. EH. 1 9 8 9 21 23 2 3 2 4 0 82
Hast 0 0 4 0 6 17 0 24 1 12 0 77
S. HE. 0 0 0 0 4 0 0 0 2 1 0 Th
South 0 1 0 1 0 0 il 0 2 il 0 6
S. W. 0 i 0 1 1 1 3 2 3 0 0 12
West 16 19 4 3 7 5 28 17 22 29 30 180 |
N. W. iit 10 9 33 17 4 14 5 12 5 20 140
Calm 0 0 0 0 0 2 0 0 0 0 0 2
St. John’s, Newfoundland.t
AVERAGE FOR THE SEPARATE MONTHS, IN HOURS.
4 Ss =| oy 3 ales 5 Z i 3 Blom} 2] E 3 a
A 2} a) 2) falele|elelijele/ejetela| 3
North 2) 45 28 24 | 56] 40] 63] 20] 28] 39] 18] 24! 21 72) 52) 96] 529 |
46 38 31 43 | 12) 64) 87] 60} 96] 24) 9) 24) 48) 56] 72) 48) 600
60 84 40 53 | 68) 60] 78) 56/124) 63) 15) 87) 78) 84/128) 0] 841
INS JE) 2 9 8 4. SG 2 ee OO GO Gi GG tO 84 |
Kast 18 28 8 13 | 16) 8} 27) 20) 36) 12) 18) 21) 9) 24) 40) 94) 955 |
E. S. E. alait 2 0 3 OPA 3) 8) 12 12) 0 OO sire" 0 59 |
S. E. 54 84 25 34 | 44) 36] 42) 48/164) 87| 75) 66) 57) 36) 8] 48] 711 §
8. S. E. 11 23 12 12 | 16) 16) 12) 36] 20) 33) 15) 6) 9] 16) 12) 48) 9239 |
South 59 41 22 18 | 52) 56) 27) 48) 20) 386) 48] 33) 57| 56) 44) 48] 525 4
S. S. W. ili 31 34 22, | 32) 36) 15) 28) 12) 45) 66) 380) 39) 44] 8! 36) 391 §
S. W. 132 89 78 | 101 |104) 382) 78)140) 56)123)186)228)150)160) 44/132) 1433 §
) 39 y i
1 Mr. Templeman, to whom I am indebted for the foregoing observations, accompanies them with the following
description of his locality :—
“The town is situated on the north side of the harbor, on the declivity of an eminence, the highest point of which
does not, I should imagine, exceed 250 feet above the level of the sea. At the back of this (north) there is a succession
of valleys and hills, the highest of which must, I should think, be 700 feet above the level. The south side of the
harbor is a high mountain ridge from 700 to 800 feet high; the harbor is open to the sea EH. S. E. and W. N. W., so
that (the land being high on both sides of the narrows) it is often difficult, except when it blows hard, to say precisely
how the wind is outside when between HE. N. E. and 8. 8. W. We have nothing approaching to mountains in the imme-
diate vicinity, and the highest hill does not exceed 1000 feet, and that is 4 or 5 miles from the town. It may, I think,
be laid down as a general rule that, except when the wind is very light and blowing between HE. N. H. and S. 8. W., itis
not subject to any local influence.” . . . . ‘There are no extensive rivers in this part of the colony; that which
empties itself into the harbor is not more than 80 feet wide at the broadest part, and very shallow.”
34 WINDS OF THE NORTHERN HEMISPHERE.
Course. | Jan.
Feb. | March. April | May. | June. | July. | Aug. | Sept. | Oct. | Nov. | Dee. | Total.
Winds in British and Russian America.— Continued.
Michipicoten, Canada.
North 2 4 4 3 1 2 0 3 3 8 3 i) 3
N. N. E 0 0 0 0 0 0 0 0 0 0 0 0 0
N. E. 4 4 4 1 8 3 3 3 7 5 9 9 60
E. N. E 0 2 1 2 4 1 1 1 2, 1 3 3 yA
Kast 17 14 14 9 10 3 5 6 5 3 16 19 131
E. S. E 0 il 0 1 5 2 0 0 1 0 1 0 ce
S. E. 8 14 9 8 4 3 4 7 3 1 1 4 66
Ss. 8. E 0 0 0 i 0 0 0 0 0 0 0 0 of
South 6 5 2 6 5 6 2 2 2 8 7 a 58
8. S. W. 0 0 0 0 0 1 0 0 0 0 0 0 1
S. W. 5 9 22 20 17 16 16 il 10 14 5 9 154
W.S. W. 0 0 0 1 2 3 3 il 2 0 0 3 15
West 18 2 5 4 6 19 28 23 14 14 9 3 145
W. N. W 0 0 it 2 0 1 0 3 0 5 1 0 13
N. W. 2 1 0 2 0 0 0 2 if 3 5 0 16
N. N. W 0 0 0 0 0 0 0 0 0 0 0 0 0
Quebec, Canada.
TOTAL FOR THE SEPARATE MONTHS.
E laiglelael¢ sl/elelelelslelelelslel
3 2/2)/38/2 | 2 (/2\8lelslelelelalelslelal a
East 121 | 111 | 120 | 109 | 109 | 44) 41) 50) 59 80) 53 45) 38] 31 a7 ) 54| 570
West 220 | 205 | 211 | 224 | 209 | 93) 85] 88] 70 56 76, 98/102'104/101/104) 92) 1069
Variable 254) 420) saa! F82 Beas 18 16| 17| 21 19) a 12 15 15 ti 8 9) 188
Montreal, Canada. ef 2
MONTHS OF 1838. s ss
Eg | aS
2 : aS s4-jfhens a aS :
Ee 3 ny % A Fn as a= =a (= (= (es de fe
3 = 2 Se seer etcetera alas Wels isa | 24
N. 131.70 113.00/133.50/15.50| 4.00)7.50| 5.25/6.50/5.50/3.00} 4.50)5.00) 1.50 2.50 6.00 9 3
N. E. 50.02) 77.00) 26.00] .00} .00) .50) .00)3.50)1.00,1.00) .50/4.00) 1.50)1.00; .00} 0 1
E. 24.84! 15.00} 14.50) .00] .00/1.00) .25)/1.50/2.00) .00) 1.00} .00} 1.00] .50) .00)| 3 25 :
S. E. 17.64) 22.00) 24.00} .00| .00} .00) 2.00/3.00) .00)1.00; .00} .00) 4.00:2.00) .00)| 0 8
S. 111.32) 77.00) 98.50) 5.00) 1.00/1.00) 3.75)2.50/4.50)2.00 11.00)1.50) 3.00/5.50 8.50] 36 i
Saws 145.34,120.00] 98.00} 3.00) 4.00) .00| 5.50/5.50)4.00/6.50) 3.50|5.00| 5.50/4.002.50| 12 8
Ww. 159.82 203.00}189.50| 4.00|/12.00)2.00/10.75|5.00/6.00/9.50) 7.50/8.50/10.50/9.50 9.50, 9 54
NS Wie 75.32| 77.00) 60.00} 2.50} 1.00/1.00) 2.50)1.50|1.00)4.00) 8.00}2.00; 2.00/5.00 ee 0 12 &
SERIES B.—ABSTRACTS OF OBSERVATIONS. 35
TOTAL FOR THE SEPARATE MONTHS.
5 x t = ed eo = iS 3
= e|2/a
=|
a
6 |
Winds in British and Russian America.— Continued.
Toronto, Canada.
By Osler’s Anemometer.
Windsor, Nova Scotia,
Tluluk, Aleutian Islands,
hrs. hrs. | hrs. | hrs.| hrs.| hrs.
450 57)\164 TID 125) Ie
333 - 125 26) 55
208 22) 76| 85] 61) 19
470 | 43] 33! 98 38) 40
519 j 85/173] 69/133
278 54 46 108
333 4A) 7
264 12) ¢
373
547 | 69
448 |121)1:
346 |106
3856 {148
400 | 49
. Ww. 412 |108
N. N. W. Byilis} }) fe)
Calm 2409 |475)
Winds in the United States.
Hancock Barracks, Maine.
1831 to TOTAL FOR THE SEPARATE MONTHS OF 1829-30.
Course. 1829-30.:| 1842,
inclusive.
be}
©
com
A
°
=
is}
o
°
. | Mar. |April.| May. |June. | July. | Aug. Bept.| Oct.
2 2
18 11
3 12
15 16
1 1
6 9
0 1
17 12
36 731
148 6503
73 2964
170 6443
24 907%
70 2553
5 256
213 6413
—
pt
KS) _ pe
OreTWOe-TOXoS
oer
Soe
=
Nw SOS Or) OO Or
NreaTNTOOoO WS
a
WMOSDOoOH-~T-7
NODOwancop
4
Ob) Ob oo 0
dl
WORDOWHa«Oc
wWwowomw sp
bo
bo
=
bo
ee
bS
bo
Hastport, Maine.
1822 to | 1831 to TOTAL FOR THE SEPARATE MONTHS FROM 1822 To 1826, INCLUSIVE.
1826, | 1835,
inclusive.’ jinclusive."| Jay. | Feb. | Mar. April.| May.|June. | July. .| Sept. | Oct. | Nov. | Dec. }
190 2163 | 30 | 16 13 23
125 1642 | 15 | 16 14
124 1523
52 2443
431 6594
242, 3474
267 4113
398
PP Aca
4 2
1 For the separate years, see the published yolumes of the U. 8. Army Meteorological Register.
36 WINDS OF THE NORTHERN HEMISPHERE.
PROPORTION FOR THE SEPARATE MONTHS.
Course. | 1844. | 1845. } 1846.
Winds in the United States.— Continued.
Hampden, Maine.*
Jan. | Feb. | Mar. | April.} May. | Sune, July. | Aug. Sept. | Oct. | Nov.
Dec. | Total. |
11.00 11.25) 8.50}10.00} 4.67)10.67| 3.66) 7.50) 9.25
6.50} 4.00) 5.25] 2.67] 7.33] 6.33] 5.00) 7.00) 2.75
1.25} 1.00} 1.50] 1.83] .67) .67} 1.83) 1.50) .25
3.75) 4.75) 7.25) 9.00) 1.70} 8.83/11.383) 9.25) 5.75
17.25)14.50 25.50)24.00/34.00)33.67/44.67|37.75 34.50
18.25/15.00 12.25) 8.67/10.33)15.33}12.67| 5.75] 8.50
9.25 19.25 20.00 23.67|15.67/22.00)17.00)15.50)14.25
45.25 38.00/30.75 99 /22.53)16.00|20.00 Bee Nol
Portland, Maine.
TOTAL FOR THE SEPARATE MONTHS FROM 1827 T0 1830, INCLUSIVE.
1827 to 1830,
inclusive.
since 1830.?
o
771
u
S
i]
o
9
=)
<
11.00 10.25
5.25) 8.50
2.00) 1.75
14.75) 9.50
23.00, 14.50/20.75
15.75 13.75
12.25 21.25
¥5.25
4.00
25
4.25
13.50
19.25
28,50 33.25/39.50)350. :
Biddeford,
Maine, 1848.
Fort Fairfield,
qe
AZARAE A
4
Fort Kent,
Saco, Maine.
AVERAGE FOR THE SEPARATE MONTHS.
Course.
. |April.| May. |June. | July. | Aug. Sept. | Oc
t. | Nov. | Dee.
129
36
21
45
336
171
189
ililyy
1 The average for the separate months extends from August 1, 1848, to April 1
216 |2
57
57
72
249 12%
99
135
120
1847.
’
2 For the separate years, see the published volumes of the U. 8. Army Meteorological Register.
3 The average for the separate months extends from July 1, 1843, to December 81, 1846.
231 |336
309
1 For the separate years, see American Almanac.
2 For the separate years, see the published volumes of the U. S. Army Meteorological Register.
6
SERIES B.—ABSTRACTS OF OBSERVATIONS. 37
Winds in the United States.— Continued.
Bath, Maine.
Course. 2 Sut ples enelics Si | |
ce =e a a a> Soo es =e ae
peer We eee [Ses Wecee | aese ace 1 ee
SSeS Gee. (ase ilaess| eee | eae
N. aa 8 9 59 23 67 4 19 7
N. E. 543 43 52 54 94 283 i 25 4
K. 14 2 12 68 4 3 14 a 4
8. E. 497 | 44 40 78 31 306 8 17 2
S. Dit 12 15 39 12 60 9 11 7
S. W. 230 | 117 105 116 141 427 8 57 5
W. 42 29 13 232 48 154. ip) 16 4
} N. W. 1065 | 100 99 180 53 317 18 15 6
| Calm. 218 11 20 41 9 35 8 14 0
at n 2 n oS 1
ne ts a 3 mm oo a a a 3 B 2 a z) a 5 Ey 5 3 Ey .
Sea | See | Sea | Bae | Sess) Saag |SEEG|SERE|/SESS | SERS
<5 = Ax co Sax | ata aan |Of@a~ |Madslaada |eada
North 6 76 101 10 3 9 119 32 4 1
N. N. E. 14 1 0 29 1 1 8 0 0 8
N. E. 24 26 43 57 12 8 825 10 8 9
EK. N 31 0 0 1 6 0 0 5 4 0
Kast il 7 16 1 aM 13 41 27 4 5
E.S. E. 36 5 0 5 2 0 1 3 0 0
S. E. 5 24 38 50 8 13 47 37 113} 4
8. S. E 20 0 0 10 4 0 0 0 0 0
South 2 28 20 9 2 10 72 67 1 38
S..S. W. 42 1 0 9 1 4 12 7 0 0
S. W. 8 56 71 73 4 20 274 94 21 14
W.S. W 14 il 0 10 0 0 5 1 0 2
| West 17 52 2138 ints} 3 9 99 67 22 9
W.N. W. 37 0 0 23 0 2 5 6 0 1
N. W. 41 229 162 147 i 28 246 362 70 5
N.N. W 33 0 0 16 0 2 41 5 0 if
Calm 19 527 0 32 0 0 4 0 1 0
Portsmouth, New Hampshire.
1897 to 1831 to TOTAL FOR THE SEPARATE MONTHS FROM 1827 ro 1830, INCLUSIVE.
Chore. || ERK, |) TIRE 1842.
inclusive.” inclusive." Jan. | Feb. | Mar. |April.| May. |June. | July.| Aug. | Sept. | Oct. | Noy. | Dec.
N. 71 212 22 22 5 6 a 8 1| 4 1 7 3 6 6
N. E. 187 432 40 10 6 16933) 20s 14 er 2 20) Gs | 2,
HK. 91 190 143 m4 |) Ue | a WO) |) l@. } 4b} 6 6 5
S. E. 44 133 6 0 2 3 2 6 5 i 6 4 5 2 2
S. 357 634 75 © |} il | BY | QE | 4b BS) BS | BD | Sl | SS | 1G |) wl
8. W. 175 899 50s 13} | 2 || 1@ SB UA |) TB |) Gk | es | LG) AS 25
W. 222 600 59 Sey || OS 1 TG) |) TL |} il) I) tal) alee) TE | 263) UG) BEE ee
N. W. 314 687 98 34 | 40 | 34 | 23 | 15 | 13 | 16 | 21 | 23 | 24 | 40} 31
38 WINDS OF THE NORTHERN HEMISPHERE.
a a
Winds in the United States.— Continued.
Dartmouth College, New Hampshire.
PROPORTION FOR THE SEPARATE MONTHS.*
Course. 1835. ;
Jan. | Feb. | Mar. |April.| May. |June. | July.| Aug. Sept. | Oct. | Nov. | Dec. Total.
N. 79 153] 63) 54) 62) 93) 64) 94) 8) 2 6 | 213) 16 | 113.17
N. E. 35 6 24 34] 2 6 a) 23} 0 0 5 53 42.50
K. 11 1 0 3] 5 25 12| 3B 13} 0 0 4 3 21.83
S. E. 85 43 43) 113) 103) 19 | 143) 6 33) 10 7 53) 4 100.67
S. 51 113} 384) 153) 133} 9 74| 12 9 2 4 94) 4 101.33
S. W. 382 134) 16 | 204} 164) 13 | 18 | 31 | 34 | 82 | 58 | 144) 143] 276.33
W. 73 11 | 184) 11 83] 62] 8 9 Tes o3 2 64, 8% 92.83
N. W. 375 303] 374) 234) 272] 272) 213} 19 | 27 | 44 | 21 | 274) 373%) 343.84
Dover, New Hampshire.
MONTHS OF 1842.
E lelelelealels lelalslelslelslelelelels
3 Sef 2 Sk | ee Be el ea E Ss |2\6)4 E | g ; A
N. 5 2 1 5 4 Oe det La OF | OO.) 0208) 0 Os ORO 0
N. E. 59 79 62 81 80 6d 2 2 OVO EE al Le ON eal Oli 9
E. 8 10 10 9 8 EO te OO 0) | 00) 20) Sos SOn On nO 0
S. E. 40 59 77 56 84 (2) 2 4 SA TS (LORS LG) Po aras 7 0
S. 8 3 1 2 5 2510) ORO Onl, Det On On ae 20) 1 SOO 0
Ss. W. 91 78 86 89.| 83 OF GH Gale Poses: 28 e 19s ae HON eo 3)
W. 30 3) 28 29 27 WASTE 2a eO AOR, On) Zee ee SS eae a 0
N. W. 124 | 100 | 100 94 74} 118 | 9/12; 8} 8 10/5/38] 6) 7 {16 {15 | 19
fl Fayetteville, “s aS = a = eZ
~ ia Vermont. : B A x te is oo aes ee 22 ’
iS) Aes | ape | year. | year. | Som | Mea | SPSS Se co Hea | sae aax
N. 105 29 12 18 39 0 7802 5 1 26 52
N. E. 11 if: 31 44] 45 2 131 42 10 38 49
EK. iit 0 14 1S 23 8 122 3 2 45 5
S. E. 3 0 9 13 78 77 181 29 6 20 ill
S. 146 40 52 56 34 1 6810 15 0 28 30
S. W. 10 0 78 57 98 12 1267 58 Ul 73 86
W. 25 +t 50 66 90 9 739 i g 166 58
N. W. 34 10 | 119 | 105 | 174 255 1866 83 58 95 79
Calm 0 0 0 0 5 0 0 1 0 0 0
' This average is for the entire year 1835, the months of January, February, March, April, May, June, July, August,
and November, 1836, and November and December, 1834.
* For abstracts for these years separately, see Annual Report of the Regents of the University of the State of New
York for 1850.
SERIES B.—ABSTRACTS OF OBSERVATIONS. 39
Winds in the United States.— Continued.
Mendon, Massachusetts.
Boston,
TOTAL FOR THE SEPARATE MONTHS or 1845-46. Massachusetts.
3 Si Sls s/s lei els | ELS) e |S) 2 ele] s 1831,2,
is) a | ae a SiS le lela /e/S/6}/4 ]alo}]e |] qQ || 1828. |4,ana6.
N. 0 2 1 3 BHO} OF OF Op yO] OO | By ae yoy a My at 32
N. E. 52 | 71 | 66 | 50 | 59 J11 | 9 | 7 | LL 11 | 8 | 8 | 6} G 10 |14 | 8 || 59 275
EK. 0 8 Gy dk | OB PLY | QL ey ae Bl Pe | By ae 2B 89
S. E. 38) 85) 16 6 Sw} OF wt) 2 OO le | OF ©} B ] Wye I eit 110
S. 0} 138 | 15 8 CLI OS) 21010 7 1) @ | at ph) By @ jy Bi 51
S. W. {170 |185 |169 |156 |150 /18 |12 |27 |27 |31 (86 |81 |39 |32 |22 |17 |14 || 96 411
v 0 Tl | Gril | By 1 O | Oy wy By Aa ah eS hal St Dy Bl 2 Wy Bo 73
.W. {105 |111 | 85 |110 | 86 |21 |26 |16 |15 |10 | 8 |13 j11 12 /18 |16 [30 || 75 491
|
Williams College, Massachusetts.
|
oles
SS a | A
oa | o
1819.
1820.
1823.
824
oO _~
oo _N
ao (Zo)
— Pl
1818.
1821.
1825.
1830
3
1832
1833.
834.
1835
cal tal
Course
1816.
1817
0} o| 0] 0] 0
6] 2} i] oO] 5
10; 1) 9] 5] 10
_E. 74) 91| 90/137|148| 82) 64/134/106| 63] 96|105 228/164 258|223/191/192]174|142 146 |204|140| 3252
N. 0} 0 | T7| 11) 29) 21) 22) 45/119] 63] 78) 72) 60) 545
N 17
S 95) 77) 95)228/208/213|287/258)150|175)209| 158 107)129) 86)115|148/138/165/170 169) 156\146| 3682
W
N
0 8 2!
8) 6) 5 42 15} 25) 12) 17) 11) 31) 28) 25) 6) 10) 280
2) 18) 8| 18) 68} 76} 65) 41} 61) 97) 96/114)123| 48] 77) 957
an ©
wnwo
Neo
71) 99) 71) 85} 84) 60) 56) 52/151) 99) 97| 85|121) 79) 58) 74) 36| 57) 56) 84) 46) 49] 65) 1735
5 OQ} 14) 16) 17} 13) 14) 4) 4) 9) 31) 14/109 123/134) 74/104) 51|150)161|164 111|120/172] 1609
.W. 279|260|269|586 eat 678)607 602|556)543 aun 445 |471)479)478 325)/292)/327|399 |440)413 |10576
Worcester, Massachusetts.
| | | | TOTAL FOR THE SEPARATE MONTHS OF 1846.
lela lelslel ele iclelelele elelslelelsl:
S S[ S/S) S/S) 4/5 |8 lela #/2/6/S/4]a/slasa
N. 60 | 84 | 27 | 78 0 0 OOM Ol I OS OR NOR MOS OF OM OR iON KO,
N. Tike) Ge |) Zak les) | Gl Se Be | BB By ee les By Ss PB | 7
K. 0 6 0 3 2 1 OM Ome Oselen Os | ON OO Ol: OR MOR Os a0
S. E 73 | Sil | Wk | Sl} BTM | 42 OO O10 10) 010) 2) 0 | Ly oO | i
8. 102 | 72 5 | 86 1 ee One OM MOR OM Ome On tO ls OR Os OR TOR ORG)
S. W. 931 |246 |134 |237 1102 |107 | 70 |}8/2)4)5)38) 8) 7 ll 13 |5)5) 4
W. 60 | 39 | 24 |138 | 29 | 29 1/0/0/;0/0;0/0;0/0;0/0;0)0
N. W. 360 [321 | 83 270 1113 120 | 76 1719 )5)5 | 314) 7)38)5) 7 | 5 6
9
40 WINDS OF THE NORTHERN HEMISPHERE.
Winds in the United States.— Continued.
Nantucket, Massachusetts.
TOTAL FOR THE SEPARATE MONTHS.
1837 and 1842.1
4 months of
1833.2
Jan.
~)
t
2 bo
ie
10
ne
ore
21
5)
pond i
=I
re
5
ii
i
11
6
34
14
28
16
45
12 |:
—
—
13
2;
18
2
24 |2
14 /2
49
13
12 \2
11
32
11
ADNMDEAWWDOD
ar
oe
oe
co —
MCOomnwon
bot
bo
~)
ao
v
b
—
AQOITAIOOH HTS
hoe
Ne
Lor} —
Go 02 Oe
42
New Bedford, Massachusetts.?
TOTAL FOR THE SEPARATE MONTHS.
Course.
etetaletelatelelalalee
110] 93 101) 96) 85)115 92|120| 92/105)227/184/166|107| 85} 78) 70] 75/114/140)192/208/1646
65] 55) 81! 71) 76) 65) 61 86] 50) 56} 59} 84] 76/100)123) 86] 57] 60) 95} 95) 98} 85} 90/1049
9| 67] 71 48) 53] 73) 71 56| 56) 57] 58] 58] 59) 82) 88/115}101} 85/104) 92) 69) 56] 58) 967
0)123 Les, 3)146/140/142 ue 131)139|161}143]127|133/148 Aeaieed 244)281)221)179/189/147/140)2181
qe
fe Be
nPAn
Ba
2
=. 3:
17} 16) 14 15| 20) 15) 18) 38} 31] 28] 18) 14) 13 12) 19) 23] 32
36| 38] 32 e 43] 25] 28] 29) 42] 38} 50) 61) 43] 29) 30) 47| 48) 49) 42
35] 38) 33 43) 25) 28) 30) 42] 38] 50) 62) 43 a 48] 47) 49
6} 25| 28) 38) < B 29] 28) 29] 30] 30] 31) 42] 45) 59 54] 48) 36
23; 25, 35 271 28! 28! 281 281 28! 40! 43! 56 All 501 44! 33 28! 467
97) 93) 95 87| 93]107) 96) 85) 89} 99/108)140 163 187)147/119}126 | 93/1464
49| 47) 47 5| 44) 46) 54] 47| 42) 44) 49] 54) 70) 81] 94] 74] 60) 63 47| 727
80| 71 96 92| 94] 77)100) 77) 87)189}153}138) 89) 71) 65] 58) 63) 95)117 wold 1372;
=a
sa
Aannnnas
A
1 January 1 to August 1, 1842, and August 1 to December 31, 1887.
2 January, February, May, and July.
3 The numbers above the line are the actual record. Those below show the same, distributed by estimation of the
observer.
SERIES B.—ABSTRACTS OF OBSERVATIONS. Al
Winds in the United States.— Continued.
Amherst, Massachusetts.
TOTAL FOR THE SEPARATE MONTHS.
4
4
1
64
2]
88
13
118
Massachusetts,
8 months.
Massachusetts,
Cambridge,
Massachusetts,
11 months.*
North Yarmouth,
Massachusetts,
1 month.
8 months.
Massachusetts,
1781.
Massachusetts,
Dartmouth,
Framingham,
Ipswich,
Waltham,
1838.
Newburyport,
Massachusetts,
5 months.
Provincetown,
Massachusetts,
16 months.*
Little Compton,
Rhode Island,
Massachusetts,
1 month.
Race Point,
3 months.*
Connecticut,
1 month.
Stafford,
—
Or em O> Ox
e ry =)
iH toe
bo bo e
OTS Wer er)
ase
~J
ft St
Sot
ye
De wonrowoor
rt et
SOWN © O-T
© Ht ho
Eo
me
ee
_
bo
eH 9
a
NOWOR SOO He eto to H Co OS Or
bo
SCWOOA TH WoOwWOONQN OrM-T
Fort Wolcott, Rhode Island.
TOTAL FOR THE SEPARATE MONTHS FROM 1822 To 1830, INCLUSIVE.
Friends? School,
Providence,
Rhode Island.
1822 to 1835,
inclusive.”
ep
i=]
SoVvonourconcocotyrooodor
rs
RH bo bolt
oo
SOUMVOKFFSMHODOFCDOOfOONnNooOoF
iy)
a
tie
wa
te
to} bo
(Se)
op bo
He
HPODOKFOAaOUNsSSsaArOOOOFS
wie
DADRA
ao
eM
Bic
a BBs
=
Ne
(sv)
SOWSDOREFOFORRE ORE OMOOrROCOF
Rea
ose
(Je)
SOrFrOCOROCOONWOOCOOCOHKOOO ORs
bo
SCOooononowwootsyoooacocoso
(se)
bo
bo
SOSOrFOoOMoOMnowooornNnoodoown =>
We be
96
0
20
0
116
1
13
po
=
bo
SONOCOKROCWOWNOCOSDONSCOWOH
a
—
bo
rich
re
rom
o
nm
co
MOM OM NM Oe
bo
BRWwWNE OE NPOWDOHOHMONNA OND
bot i
a
ws
bo
te
bo
—
ne
et
yo
(Sy)
ee
(oe) (yi
~J
ZA a2 rn
o
|
oe
roe)
Surface Winds at New York City. (Redfield. )
TOTAL FOR THE SEPARATE MONTHS,
Proportion
for 7 years.
>
c= 3 3°
5 5 Zi
N. E. quarter L } ;
including N. Oy =
| S. EH. quarter, 14 | ] , . 34
including H. ; i
S. W. quarter 33k
including s. uae oe
N. W. quarter , ioe Ges : ala ‘
including W. aes 593 D 1143)129
44 WINDS OF THE NORTHERN HEMISPHERE.
Winds in the United States.— Continued.
UPPER CURRENT AT New York City, (REDFIELD.)
Total for the separate months.
Proportion
for 7 years
N. E. quarter,
apladine N. \ 2 6 | 21
8. E. quarter,
including E. 9 O;.6) 4
) S. W. quarter,
including 8.
N. W. quarter,
including W.
or
i)
bo
nes
102 81 | 93 |145
o
a
or
85 |122 |124 147 | 98 | 25
oo
or
ao
State of New York.
et
=]
a
7
So
5
Granville. Lewiston.
i=
)
4
<
i=
i=]
2
Mt. Pleasant. || Montgomery. Cazenovia.
1839 to 1846,
inclusive.*
1839 to 1847,
inclusive.2
1839 to 1847,
inclusive.*
1841 to 1847,
inclusive.*
1839 to 1844,
inclusive.
1839 to 1847,
previous to
inclusive.*
1839.7?
previous to
1839.12
previous to
1839.13
previous to
1839,"
previous to
7 years
8 years
6 years
10 years
8 years
1839.12
8 years
previous to
1839."?
=
i
oo
Oo
998
224
82
1009
1197
153 || 647 | 512
169 || 221 | 208
1280 |\1177 |1195
=I
co
©
ho oo
aoe
yas
oo
lor)
S)
-I
Ye)
r=
mt et
OH
wo
—
a
~Tb
oo bo
rary
=
(oe)
Los)
bo
66 CO et 09 DD
eho -I1o
MOAOooan
=I
oO
bo
7)
ee)
io)
So
oo
He bo
nao
Re oo
i=)
bo
vo
State of New York.
Kinderhook.
Lac]
co)
o>
a
a
%
B
yy
°
B
E.
o
=)
Rochester. Lansingburgh.
1839 to 1846,"
1839 to 1847,
inclusive.*
inclusive.*
1839 to 1846,
inclusive.*
1839 to 1847,
previous to
1839 to 1847,
inclusive.*
inclu sive.
since 1838.1
1839.1?
previous to
1839.12
previous to
1839.42
previous to
10 years
previous to
1839.1?
9 years
12 years
11 years
1839.12
previous to
8 years
bo
-~I
or
S
or
t=
bo
Deep
ae)
> CO
bo wT
ORO
—
S)
%)
oO
=
>
eo
~I to b
cow
OH
Agron Ay
ae 2
_
oe
bo or
_
on
CO wD
won
8
1452 |1212
* For separate abstracts for these years, both annual and monthly, see Annual Reports of the Regents of the Univer-
sity of the State of New York.
2 1829 omitted.
SERIES B.—ABSTRACTS OF OBSERVATIONS.
Winds in the United States.— Continued.
State of New York.
45
Middlebury. Newburgh. Ithaca, Mexico. North Salem. Onondaga.
@ || 22] 2 = || 2 os = 8 2. e |S.
S nea BS gia ne aoa oe 2 A a Ba ae @ So ae
5 Se SE We se oe CSeAp coe ages he Eos Se See ae
N. 735 | 190 || 467 | 33 892 | 211 || 120 | 354 || 259 | 310 || 398 | 175
f N. i. 877, | 235 |)1184 )1148 || 247 | 112 72 | 124 |) 762 | 486 || 193 97
| H. 66 72 52 | 118 || 180 41 81 | 305 || 300 | 239 || 187 | 249
8. E. 84 87 || 259 | 527 || 570 | 398 || 242 | 760 || 567 | 683 || 467 | 332
S. 141 | 347 |1000 | 697 ||1501 | 710 || 231 | 647 || 245 | 704 |/1824 |1014 |
8. 3542 |2348 |/1559 {1138 || 286 |1015 || 266 | 414 |} 911 |1452 || 464 | 322
W. 776 |132 599 | 961 || 3893 | 824 || 224 |1631 || 611 | 669 |/1618 |1264
N. W. 853 | 508 | 776 | 916 ||1045 |2538 || 274 | 879 ||1457 |1301 ||1892 | 931
State of New York.
Oxford. Redhook Pompey.
a) go 3 a 2 So TOTAL FOR THE SEPARATE MONTHS.
3 pics| ee lle2:| 2& || 22:| 2s
2 SeS| So || S5S| Sa ll RES| 2S] g Peel eal Salers an | cele sli
S |£s8| 28 lose) 28 |s2) 22) 2 le lalalaleieieieie12) 4]
N. 851 | 474 ||1830 | 814 || 124 | 17] 1] 8| 16] 22] 16) 11] 8} 14] 12] 15] 9] 9f
N. EH. 383 | 505 || 516 | 160 || 103 | 39 | 11) 5) 7| 27) 15) 13) 38) 10) 7 12) 2) anf
EK. 110 | 20 || 3868 44 Al O} Si a ial) Bi Ue) Be BS By TL)
8. E. 96 | 77 || 5386 89 || 7389 | 476 |128)101/115)127|119) 99} 44) 63} 73)105/102/107;
8. 968 | 612 |/1966 |1338 ||1247 | 583 |164/121/156)178|124)145)115)155|161)152}155)1474
|S. W. 1341 |1189 || 180 94 ||2270 | 595 |178/197/234|144 |244/266)355)293/268/173/219|/225}
W. 1707 | 832 || 171 | 152 ||1710 | 784 |201/227/199)195|237|217|250)183)206]182|183/170}
N. W. 1118 |1886 || 277 | 2381 ||1807 |1137 |803|/239)/256)/255 |229)138) 153]267|230|247|292/299}
State of New York.
Springville. Salem. Utica. Whitesborough.|| Cambridge. Ellisburg. Henrietta.
ie oS g Z.. g S g gay se 2
3 - | 2 | 22 |le2-| 28 |e8s| 2 82) 2. lleZ:| S31 2
A 4 | si llasl Se | eee) S28 ile || ee eq ||eeo] ft 6 | 3
LN. 24 | 175 || 165 |1091 8 51 || 180 | 54 |/1783 | 238 || 388 | 271 || 144 | 94 |
N.E 69 | 819 || 155 | 593 55 | 14 54 | 52 || 191 | 91 || 507 | 326 67 | 39
EK. 7 | 144 4 | "47 ||1963 | 848 || 831 | 269 50 4 || 125 | 139 84} 41
|S. E. | 24 | 169 19 | 169 || 969 | 211 || 153 | 143 || 189 | 89 || 239 | 361 70) || 35
LS. 36 | 172 || 188 | 983 || 295 | 618 || 257 | 203 1/1825 | 222 || 923 | 564 || 376 | 140
1S. W.| 143 | 729 || 679 |1366 || 852 | 237 || 246 | 218 ||1316 | 367 || 814 | 406 || 378 | 158
W. 224 | 858 91 | 410 |/4491 |2672 1488 | 449 || 990 | 147 || 819 | 631 || 192 | 173
| N. W.| 203 | 354 || 162 | 455 || 170 | 463 || 443 74 ||1012 | 852 || 553 | 224 || 151 | 92
1 For separate abstracts for these years, both annual and monthly, see Annual Reports of the Regents of the Univer-
sity of the State of New York.
7
2 1829 omitte
d.
46 WINDS OF THE NORTHERN HEMISPHERE.
Winds in the United States.— Continued.
State of New York.
Bridgewater,
4 years.*?
Canajoharie, 2 years
previous to 1839.4
Canandaigua,
9 years,’ 2
Gaines, 1839 to
1842, inclusive.*
Greenville, 1827.
Malone,
1839, 40, and 42.*
Millville, 1840 to
1847, inclusive.’
Oysterbay, 1834
Palmyra, 1835.
Plattsburg, 1841, 42,
and 47."
Schenectady, 2 years
previous to 1839.+
Syracuse, 1843.
133 122
314 212 | 712
171 46 | 314
262 | 2: 104 | 557
119 242 | 445
622 484 |1718
350 701 | 624
951 | 2 281 |1163 | 347 | 149
oo
part
lor)
State of New York.
Auburn. Gouverneur.
previous to
1839 to 1847,
inclusive.
1839 to 1847,
inclusive.'
since 1838.
1839 to 1847,
inclusive.*
1840 to 1846,
inclusive.*
1839 to 1847,
inclusive.
1839.1?
previous to
1839.12
previous to
1839.12
previous to
1839,'2
previous to
1839.'?
previous to
11 years
1839.12
n
b
oS
2
tay
oD
Leal
| 9 years
6 years
6 years
6 years
5 years
=
IR tl oO
ooeos
wmwoac
bo bt
oof
bo
Or
=I
to
(oc)
—
CN > eS ton
OD 0 ~T Tr
ADDO
1431 1069
323 486
1817 625
~I
-~J
a
—_
tt > et oo
Saae ho fb
SeOConNSS
~I
i)
—
State of New York.
Fairfield. Goshen. Fredonia. Poughkeepsie. | Prattsburgh.
since 1838.1
since 1838.
1839 to 1847,
1841 to 1847,
inclusive.!
inclusive.*
1839 to 1846,
previous to
previous to
inclusive."
1839,"
previous to
previous to
1839."
9 years
1839,"
2 years
8 years
8 years
8 years
1 year
previous to
to
> co
is)
a >
_
AAS
Pepesis.)
bo
~~)
mr
‘ For separate abstracts for these years, both annual and monthly, see Annual Reports of the Regents of the Univer-
sity of the State of New York. 2 1829 omitted.
47
SERIES B.—ABSTRACTS OF OBSERVATIONS.
Winds in the United States.— Continued.
State of New York.
1a OS A ste
e y OAISN[OUL a 3 3S 2 st S OO xH
E | ‘crs 0} [PBT Core ar Se OVEN
2
a
a cr 6S8L OO 69 GI 68 S69 O> Sd
Ss 0} snorAord Gel Gay ie) Ba) ul ory Bal ee
sivak 6 ce)
. AO Ome te ot
ta yOAIsnpoul I= Al 6d 2 SS = =
| | Greening || TION bee Gy
ma
b
BI 9 raSOOMm150 4
5 exftet OO sH GO S =H 1D Hc
fe] 0} SNOLADL A Ho N ow
o sivok 6 ma
nH OO b= sH 63 6D SH OD
2 ¥S8EST eouts S210 I= Ss SH OO I~
A sivod J Risk seOleeCoioss
=
#
iS cr6esl Coir ESS ah eS a
a 0} snoraosd fp Say] Ot) CY CO 8S) Ge
sivak g Toe yon
SO o> 6 oC
r8EsT 90uts 1g SS HOD tah a Se a8
a suvak 7 Te
1p
cI
5 or6esL CONG SOO
qi 0} snotaeid a SS Sam
sivek g A wes
. es No)
g y GAISNOUL =o 02 09 SD OD
=) |“epsporecen | 62 SSN =tao tic
a
Be
3 o r6E8L SAMMDMODOS
a 0} snoraeid Sg Be st pe es s ae 1S
saved [TT Sn
*asInog
Ogdensburgh,? New York.
Total.
Dee.
Noy.
SSSOCHNSHMOSONOSOMOONWOH
Gam Hn Anaad
BH OHPANSCHONMNONAHTH NH DHHHOMHANH Ohno HOI
ret ri Son) mn nore ri N NAN ne
BoescosconoscoSo So oSo oO oH Mm MMANN HOH HOOSHHSOS
SING WO OlCoeoeoS gsenwDooonnocoonnscsonnnmnnoon
A FAH mmdmmAHAN oD HH AAD Att A
PR AARMNDANANANMNHHADOHDARMNSOHOMMOHHON
mA Nn nN ne Sn ll Q ANN
MSesesseoSoSSoSSSSOSCOHANNANnt tnt nneHOoOnSCSCSCS
Sept. | Oct.
SSSH OSH OH SOHSOSOSHSHLBMONNSSCOSH OH OOOMND
Ho amdtt atm wm Homo Heo madd woods
mHN Lal mann ran Aw Leal
Boosoonnsosoococoo nnn HAN HoonnnHS
SSSH HOW OOO SMW OSOODGHSOSOHSHONSOHSOHOANMODONOSD
8 co natn de moreso ri od oH TAD OO HH NID SN
PDO SCHARBHEMANNDSORDROSONNOMORHOHINGO
Bo AA Ae RAN NS mann A
DoonMANNOSOSS SO OCON RA HANHNHHHOOOCOOOS
July. | Aug.
June.
May.
April.
March.
SOSH OH SOMOOSOHDOSOHOODOADOSOMOSCNDOCSODOMDOMDOD
Ga +d mat Hq FANS aaa HoH HO
HRMHMDADONPRHRBABDHMOHONDDORAHAMOONMOD
BAAR ANS onl mAN ae nN bol Ne
Mosoeosoocecesesosoooocoonnn nnn on nnAnAnnHoCSs
QOS SSH SCH OSOOOGOONH HO oSoOHSOHOSNHSOSOHONDNS
ga Oo NH AHO HR A OHH HA elias! ra Ho}
FPRBOARAHSOHMAMM ADO MO MM INODOHMNHHOHAH His
a aA i in| aq |
sessosceosesosososcocooonHnAmMdannnoooooos
GSSTHOSHHeocHMNqoocwownonnooconnsnococooscosonsononcoo
8M RA MHA maMDdtdmetaaHmModt oo Hoo Hh Hoo cH
BOPNEEADOAMDMINONMDMARMHHARHNONH HORA RR
N nN be oe he | al
desconnnoscooo So oCc HO oOHr HAMM HOOOOOOS
Serie poonooonnnnoconscoonsoscoocounccosoounos
Ho 7 tos 7 MMH Ho HoH oo xt oD 7
BOM ONMMOOHDODMARORARHROANDOSCONH NAOH
mon Ar aa Lela! Lal ae ANN re Leal!
BHoscHnHneSoSooCOoSC OSC CON HNANHMOOCSOOCOSCOSCS
souHoSosSoSCSoSoSoSC OO SC OOOO OC OOOO OOo NOS HDS
a7 oO ma) ao
BRE ANMSHERRMODNDSOSCHHHSOHHRNAH HH OMMONNDONS
N foal bo re Sree Nee re AN
BSSSsooNSoSoSooSCOoSC CCH OnE MANO ANHHOHSS
SSSSHOSOHSoNnoHnonnocosounnnnonnnnoocnon
Am ato MH MW Ht HmAdta totam ato er
AV eHtoomtrdtndtAnNncn rH MOH SHR OHH OK OHH
Lan! ae Nr Lal N mn ae mre
BDHORNHHHSSOSOSC OSC OCC O ON OHHH SCOCC OC OSCSS
Feb.
Jan.
Course.
SID2DO OW OSHSOSCSCOSOH HM BDSOSCOCSH OSH OD HSOSOHOnMOSO
Ram amamto meta” moO tatoo) + Ficom
FASHOASDHOHHHHOMMHDOHSOHE MDH MOMARHNCOnK
Sea Asn a nN Annan A Arn
BessosoososoosoocSo SOC ONS OHH RNR HAM HHOSCS
SQ2OoOSHHOHW OM DO MOHSSCOSCSONHOSOSOHOSCSOSOSO HOH
Bam Mmtn aA tHtona dH OD ra HOD Lon OO OD rs OD SH
SP ID ID IND MOM H DINAN DHONAMDMDHAMDHROOMANL INO OD
| aes Ae AANANN RAS
BoeosonmnmoscososocoomaHHNmocoocoococos
A ane: © Fe oes eae
wane Oar Es bm RSE Ae
Hab Paz vb Pasi esd BEY APP SES
Pes at a ee ney ae HED, hae Pal EE Op Ope O 8 Nay Pa OSD
Zea RAa Se Pudi PS PIES EOS ERABE EAS
eeoan ene O25 SB ane Ree Se ee ee Oc Gama Moet
AAA AA CAR eae dddddndddidEEEEE aa aas
1 For separate abstracts for these years, both annual and monthly, see Annual Reports of the Regents of the Univer-
sity of the State of New York.
2 1829 omitted.
3 These observations were taken by means of a self-registering vane, and the time is given in days, hours, and minutes.
48 WINDS OF THE NORTHERN HEMISPHERE.
Winds in the United States.— Continued.
State of New York.
Deaf and Dumb
Institute.
Water-
Fort Columbus. town.
1822 to 1830,
inclusive.*
1831 to 1836
and 1839 to
1842, inclu-
sive.t
1837 to 1840,
inclusive.?
Plattsburg,
Youngstown. Barracks.
1831 to 1842,
1827 to 1830,
inclusive.!
inclusive.’
1829-30.
1831, 33,
40, and 42.!
$1840 and
1842."
Aganny Aa
ama le
1852 984
5234 75
165% || 1872
5053 90
3452 || 178
695% || 38472
5123 || 3102
720 224
=
lo oo 2)
ob
mt et bh bo
wns >
Or He et et
1 month.
Brooklyn,
1 month.
Chatham,
4 months.
Adams,
State of New
Flushing,
1 month.
Gallop’s Isl’d,
1 month.
Leonardsyille,
Hamilton Col-
lege, 1 month.
1 month,
Lockport,
4 months.
Nassau,
1 month.
Penn Yan,
1 month.
Rhinebeck,
1 month.
Sands’ Point,
2 months.
White Plains,
4 months,
2 months.
Troy,
Bloomingdale,
1846.
Acar
~~
ie.)
Sb
te b
Noro
_
om aT
(St) _ _—
STOO eS 0 aT
me Oo Oro
a
oo
—
—
—
e bo
oT ee Oe i ee an an)
bo
NNWONancor
aol oo e
SoC OCOrWWSOS
ars
ee
i
State of New York.
Buffalo.
Sackett’s Harbor,
1831 and 1842.1
Somerville, 1850.
Rouse’s Point, 1839.
Watervliet.
1834 to 1842,
inclusive.*
' For the separate years, see the published volumes of the U. S. Army Meteorological Register.
* A hill, directly west of this place, accounts for the winds from that direction.
See Regents’ Rep ort for 1850, p. 245.
SERIES B.—ABSTRACTS OF OBSERVATIONS. 49
Winds in the United States.— Continued.
Total of Winds in the State of New York, deduced from all the observations taken at the several
Academies, as reported annually to the Regents of the University.
Course. | 2826 | 18 1828. | 1829. | 1880. | 1831. | 1832. mel 1834, | 1835. | 1836. | 1837. | 1838.
N 539 |1103 |1442 |1861 |2676 |2317 |2956 |2613 2755 |2903 |2300 |2624 |2996 !
310 | 641 | 849 |1502 |1735 |1417 |1754 |1794 |2173 |2158 |2048 |1614 {1810 §
K. 345 | 623 |1061 |1110 | 926 | 890 | 974 | 869 | 971 |1359 |1442 /1155 | 855 |
FS. H. 616 | 876 |1115 |1640 |1457 |1334 |1802 /2214 |1845 |2317 |2394 |1862 |1530 4
1S. 1240 |1748 |3584 [3784 |4394 /4333 |5497 |4381 |4135 |5338 |3879 |4536 /3449 |
|S. W. 942 /1828 |3890 [4805 3586 [4468 /4790 |4571 |4894 |6784 [3559 13558 [4619 }
W
N. W.
1273 |2295 |3312 |4900 |3652 |4886 |3937 |4074 |3960 16206 4283 |4618 |4116 §
1275 |2634 /3044 |4816 4204 4445 4662 |5020 |4805 |5785 |4322 15587 5275 |
Total of Winds in the State of New York.— Continued.
Course. 1839. | 1840. | 1841. | 1842. | 1843. | 1844. | 1845. | 1846.
1847. | 1848. el Total.
2982 |2332 |3601 |2942 |2804 |2806 2456 |2526 |1850 |1528 |1954 56096
2236 |2007 |2200 |2544 |2014 |2319 1418 /2021 |1569 |1206 |1537 40871
1029 | 871 |1037 |1254 |1171 |1064 | 910 | 587 | 598 | 665 | 538 22304
KH 1709 |1970 |1876 |2317 2023 |1861 |1535 |1823 |1367 |1553 |1962 40928
4332 |4458 |4949 [5502 [3752 [4475 |3492 |3537 |3104 |8015 12516 93430
W. 0054 |5010 /4443 |5567 |5182 |4689 |5815 |4037 |3764 [8092 [2458 101400
4190 |4569 |4598 [5605 |5966 |4819 |4523 |2978 |2286 |2853 |1992 95821
W 9016 |5867 |5640 /6483 [5944 |5107 |5344 |4391 |3733 |4368 |3813 112080
Zannnme
Trenton, New Jersey.
TOTAL FOR THE SEPARATE MONTHS FROM 1842 ro 1845.
Course.
July.
Oct
Nov.
Dee
o
2|
a l5
1840
1842.
1843
Jan
Feb
March.
April
N. 2
N. E. 60} 72) 74) 79} 70) 93) 21] 24) 26) 38) 25) 18} 13) 35] 26) 26) 17] 26/448
i. 13} 26] 17) 86] 35) 40) 7 10) 6) 13) 5) 16} 13] 14) 16) 4) 6
8. E. 52] 49] 62) 63} 58} 71) 12) 12) 18} 23) 23) 23) 24) 35} 21) 21) 14) 6/355
8. 65} 63) 41) 52) 40) 54) 16) 19) 20) 21) 14) 17) 20) 18) 14; 13) 16) 98i315 §
S. W. 97|129|127/130)115)113) 40) 30) 32) 35) 63) 65) 67) 36) 27| 42) 37) 27/711 |
W. 59) 39} 47) 44) 68} 42) 16) 20) 16) 12) 23) 17| 12) 8) 13) 19) 29) 20/299 §
N. W. 90} 91)120/103|109)122) 41) 37) 52) 29) 33) 32) 25) 29) 19) 42) 388) 51/635 §
50 WINDS OF THE NORTHERN HEMISPHERE.
Winds in the United States.— Continued.
Five fathom
Haddonfield,
Bank
(Cape May),
2 months.
(Cape May),
2 months.
Haddonfield,
New Jersey,
2 months.
New Jersey,
1831, 2, 3, 4.
New Jersey,
2 months.
Vive fathom
Bank
Middletown,
Newark,
New Jersey,
11 months.
Bloomfield,
New Jersey,
1 month.
Burlington,
New Jersey,
2 months.
New Jersey,
2 months.
Middletown,
New Jersey,
1831, 2, 8, 4
Newark,
New Jersey,
11 months.
Bloomfield,
New Jersey,
1 month.
Burlington,
—
SCORN Oe or
7)
ay
_
onocooowmon
_
tal bo
Or He et CO
me bo
ab
bo
o
ee)
©
Te
oo
a
bo
mb
bo
—
fer)
oo
a
—_
ile)
q
on
=o
ocoorToOoooo
an
rs
aad
=}
bo
(mo)
(oo)
to
bo te
—
Girard College, Pennsylvania.
TOTAL FOR THE SEPARATE MONTHS.
1840 and 45.1
eb
=
<
184
3 14
142
27| 26
100
28
158
18
88
13
67
14
86
17
112
7 § q
2161/16
49
213/250 220/2
65 46
218/272/458/462/342/212/9
17| 41 54
91/179)2 148
20} 23} 12] 28) 41] 54] 25] -
90/132|158|121/114 212/29 )
45| 15| 23] 27| 29 P
201/207 197
20) 29 30) « :
92411245 2111310}: ;
:
;
maaare
mag ox
oO
g2ddazzte
29) 25 09
175/183 127
10} 34 52
waazzdaaaay
July 1 to December 31, 1840, and January 1 to June 30, 1845, a
SERIES B.—ABSTRACTS OF OBSERVATIONS.
Winds in the United States.— Continued.
State of Pennsylvania.
51
1 For abstracts for the separate months, see Journal of the Franklin Institute.
eg) fsa Mifflintown. Re les Be Fort Mifflin. Butler.
=| S6| Bs, = |e] 8] 8 é
S| =s| <3 STAs | Pa st
Slee cles (Salle | 2 lee 2 \2
Ses seen | Sais | Ses 2 3$ 3
= | Sele Sas Bel eee Eee ena | a ae Aa es
= FElsaslaasl) #& Be || | | 2) as : - || BS o IS =
SSS EUG ESN ae SS Er est IM se ies aS |acn| & | Be |8s
iS) Ao fFaRl|ane| ae na Blo] Oo] ] bo sl = 2S = nw |Om
N. 12 |) 384; 11 6 33 0} 82) 0} 50} 18 | 1.00 .00 1 Ay O | @
| N. E. ily} 155 1 By) 65 3| 36} 0} 31} 3 7.00 | 2.08 18] 43} 55 | 10
K. 8 | 11 4} 20 32 0)184/314) 75) 3 | 1.16 83 | 110} 305/230 | 0
8. E. CL 7 |) Ba 79 66 |205)113) 0/187) 78 | 3.83 | 8.58 11) 26) 465) 5
S. 4] 51] 23 1 25 1) 56) 0) 51) 21 | 1.08 | 1.41 9 ay wo
S. W. 88 | 182 |184 | 57 68 |119}155} 0)124)334 | 6.33 |10.08 | 114} 265/413 | 10
W. 75 | TL | 234 AT 112 3/309/755|195/ 186 | 2.58 | 2.66 | 170} 372/291 | 0
N. W. {169 | 85 | 72 | 168 | 181 /|645)/142) 0/332)197 | 7.41 | 5.83 | 24] 69] 59 | 3
Calm 55 {176 | 226 | 496 | 207 0; 2) O} 0/128 0 0 0 0; O} 8
State of Pennsylvania.
Philadelphia (Franklin Institute). Newtown. Silver Lake. S
; <
Bie 2 a a Ey ae 2 29 > e
e<| | Sone ea ES nes nee 3 |f & Wee lee
oS & 2 o 6 ® £0 », |S \Hon | oo
3 B |S 2| 8 |FSlFSlPa\ee| & Age] S [Ras] F SABA Salsas esas
iS) Bisel a itaitnapen|ias| A aes] = tae al a HAA ligase laad| on
North 19) || 29) 6} 5) 9} 25) 62) 2 13 | 30 62 |153 4; 38} 10) 89] 20 | 110
N.N. E. 7| 34 Wil |) ig OF aa) 0; 0] 5) 26) 5 4
N. E. 45 | 30) 87 | 16] 18) 37/104) 17 || 117 |178 8 | 25 || 33) 21) 7] 87) 94] 98
_N. E. ‘ 3} 10 13) @ 0; 0 Z| 0} 10} 9} 19 1
Kast 26 | 23) 46 | 19} 22) 10; 20) 28 7 | 12 3 | 0 |] 58; 43] 18/107) 52 | 20
B.S. E. 7| 4 4) 12 0} 0 || 10) O} 36) 23) 5 3
8. B. 45 | 62| 76 | 44) 12) 17) 41) 16 || 41 | 71 19 | 17 |/111/100)111} 46} 39 | 47
8. 8. E. 2) 4 6 | 14 4) 1 P|) 22) 3 5 |
f South 74 | 80) 72 | 16) 11) 40) 62) 14 14 | 30 || 99 |120 || 83) 51) 42/135) 16 | 73 }
8. 8. W. 15} 25 10) 9 4} 2 Gl Ul 1), wh B 2 |
Saw. 96 |108] 69 | 23) 82) 71/135] 48 || 164 |222 |) 158 |176 || 72/160/185| 47] 71 | 118
We S: W: 17| 16 15 | 30 iit | 2 8) 2) 78) 10) 7 | 2
West 348 1238/3871 | 95] 94] 39] 80/193 27 | 72 || 173 |323 |/115|304) 55) 96) 155 | 168
W.N. W. 19/ 31 20 | 36 24) 4 |) 12) 8249) 4) 11 11
N. W. 77 | 40) 58 | 22) 12) 85)142) 19 || 293 |279 || 208 |267 |/196/166)185} 62) 133 | 149
N. N. W 10) 27 3 | 10 12) 4 || 11) 2) 51) 3) 11 10
Calm 318/116) 0/854) 276 | 12
WINDS OF THE NORTHERN HEMISPHERE.
or
bo
Winds in the United States.— Continued.
; State of Pennsylvania.
pt April
pril
S)
xcept May
an., July, and Oct.!
Stroudsburg,
1 year, exce
and June.
Beaver,
1 year, except March
and April.!
Haverford,
1 year, exce
and October.!
Laneaster,
Northumberland,
2 years.
Gettysburg,
Carlisle,
1 year, except July,
gust and September.!
Reading,
1 year, except A
and August.!
Lewistown,
5 months of 1839.1
Canonsbur:
J
Erie, 3 months.!
Rose Cottage,
3 months.!
Au
bo i)
S or
Or OO fe
ante
_
H& CO bo
co
ee
—
a — |
CWO bo
ist)
We)
aACNRH OO
BP ROHMO-T
a
CD OD eet
OINGDe PwWWo
=F
WON FOC OFNWoL
=
bo bo
WDmNWNEo
i
=
SOHTOROHO-~T
225
2 34
226 | 235
bo
bo
State of Pennsylvania.
Greenhill,
1 month.
Lamar,
1 month
Milfurd,
1 month.
West Chester,
11 months.’
Wilkesbarre,
2 months.’
3 months."
2 months.'
York,
Course.
Armstrong,
2 months
Bethlehem,
2 months.
Danville,
2.25} 6.25
58.25) 57.74
3.25] 15.10
23.63| 30.99]
°
bord
o
i=
(SS)
2 bs
AOOoOrCROREFFRONOWODON
)
72)
Tc
to
—
a
PORE A AZ
—_
5.12) 18.44
158.87|114.07
18.75] 19.75
102.88|107.66
bo
o
TAR kd ta
=
ANnsonNrononoac-t
i
RMP
to
=
OCWonkKeHTOMONocoCOoOCoCOorH
be
SCONMFHYHOSCCCOROGOCOrROAT
me bo
Sr FON COR HH OCOOUMrH ROM
[=z]
ee
SCH BPW ADH WH NPHATEH AOS
o>
BS
bo e
SCNORETRE ROR OCWOLW
—
OS et
Sas
a
oo
ee)
se
Ce)
422433
oo
Q
ry]
faa
=)
or
=
bo
! For abstracts for the separate months, see Journal of the Franklin Institute.
SERIES B.—ABSTRACTS OF OBSERVATIONS. 53
Winds in the United States.— Continued.
State of Pennsylvania.
Carlisle, &
Pennsylvania, aoe S a a 3 z
(Military Station.) |, 23 a e E 5 a 2
See [eke see ee] ea ee Bd
Z 2 o |PEGeel ae | ee | 28 | Be | ee | ae
BI = st = 2 Acs 28 Bq Ale 54 64 a
iS) =| a 44.4 On Dio Oo ast Zio On
North 27 52 391 12 68 18 22, 25 0
N. E 57 68 258% 47 30 31 24 49 10
Hast 132 112 1874 27 20 19 4 84 0
8. E 68 58 1403 42 65 16 at 13 5
South 53 68 332 49 94 4 14 62 0
Ss. W 48 31 463% 73 71 44 54 91 10
West 264 249 4003 51 138 28 140 367 0
N. W. 94 94 3833 112 112 119 111 112 3
Calm 1 111 0 147 9 3
Somerset, Pennsylvania, (Lower Current.)
TOTAL FOR THE SEPARATE MONTHS. ee H
3 Bd)
5 ee tens eS eres = a |e 34
8 se | eas | Fee eae a eee ees ee Sulese
3 S| 86) Se (eee eye ee iS la less te [sce
North 23 35 6 i) i} & S| Sl. Ge Blin Sl Ss] al Gl asi) 2
N.N. B 1 3 0 O| Oo wh O| Tl Bl GO a O| a oO oO 4) 2
N. B. 19 17 3 @| 2 Bl Sl @ O| SB BO] Bl a Bl Bey] 68h
BE. N. B 4 14 0 O| Oo mw) 4) 4a) a) al al oO] G OF OF ws ay
Hast 23 7 10 O| O} TO} Wa; eB) Dl Ww Ti OF Bl) BS | Bol
H.S.E 0 9 3 | O O| OF it GB) oO] BF OF OF OF - oO SB) wv
S. E. 36 37 3 “” Sl Bl ium Sil el By) ay iy) 4 Gh es alzr |
S. S. B. 8 12 3 O| O| sl al al of 4 el il a) oO] GF Bol 68)
South 58 76 9 | 11| 4/ 11/ 20] 6] 17] 4/ 16] 9] 8] 9) 12] 134) 36
S. S. W. 7 8 0 a i S| a SB we ol ah a a oO} O 16) 2
S. W. 109 | 106 58 | 12) 10] 14] 16) 25] 20) 29) 17) 20) 14] 26] 12) 215] 67
W.S. W 45 | 106 90 | 12] 14] 12] 18] 3] 9] 1) 6] 9} 13] 17) 42) 151) 51
West 182 | 129 72 | 45] 32] 32] 19] 25] 20] 12) 9] 27| 13) 43} 34] 311|| 174
W. N. W. 51 94 16 | 14) 10] 10] 10] 14] 5] 14) 4) 12) 8) 16] 28] 145]| 51
N. W. 36 46 18 3| 4! gi 5] 10) 5] 13) 6] 10) 8] 4] 6] 82] 52
N. N. W. D) 5 1 | D-O wh a @ Gl O oO] oO Ti oO a 2B
Calm 331 | 305 | 103 | 60| 34) 56) 43] 51] 65] 44) 77| 48] 73) 47| 38) 636) 154
s : Boo
5 lake) a Ce) as
. Ce} n wm SD
a4 6 3 52 aa . By 52
ote 3 2 os oa 80 4 Bo
el ics . a oe ase 5 og Bis co
Course Fle | Bes oa | oa 2° Course. BF | Aaa | coe | oe ye
A 7A aS cas ae] op 2 > ie] nae 5 | na
a) maa | as 68 ec Ai Sas | sad S Bs)
nS oR ee) ss mS rigs ong asc aS Beet
Be eee Bal || Sie % 3 Bo | Reo | aee | Ss a3
a6 SS aS oa Fa cs pa a
Ze |Beo | Sea | as ae Ze |e | Han | aa Ex
1 North 13 52 | 139 41 16 South 7 25 | 199 63 30
N. N. E 0 0 0 a S. S. W. a 1 23
N. E. 46 10 94 87 62 S. W. 115 49 85 | 164 85
EK. N. E 0 2 0 1 0 W.S. W. 0 10 0 38
Kast 25 12 74 | 140 10 West 72 «| 132 ay) 78 16
E.S8. E 38 0 0 2 il W.N.W. 0 35 0 1 3
8. E. 42, 26 46 | 140 24. N. W. 174 87 | 844 | 213 | 115
8. 8. E. 4 8 2 14 10 N.N. W. 4 7 il 17 0
il 203 0 16
! For separate abstracts for these years, see the published yolumes of the U. 8. Army Meteorological Register.
2 November, 1840, substituted for November, 1841.
8
54 WINDS OF THE NORTHERN HEMISPHERE.
Winds in the United States.— Continued.
Fort McHenry, Maryland.
Cours TOTAL FOR THE SEPARATE MONTHS FROM 1831 To 1835, INCLUSIVE. |
ouree- NE 1831 to t
1842
inclusive. | Jan. | Feb. | Mar. April. June. | July.) Aug.
2923 SGU al) Sess 3
6693 29 | 24 | 18 | 29 23
272 14 | 11 | 34 | 32 7
5883 AL } 11 | 23 | 25 32 33
22 3084 LP il) oe 9 8
123 596 16 | 23 | 17 2 | 22 27
21 755 24 | 25 | 19 22 25
82 901 49 | 44 | 39 38 | 26 | 29
Annapolis, a F
Maryland. Washington City.?
TOTAL FORTHE SEPARATE MONTHS FROM 1823 70 1830, INCLUSIVE.
1831 to 1834,
1823 to 1830,
inclusive.’
1831, 33, 34,
and 1835.3
8 months in
1831, 32, 33,
34, and 35.3
July 1, 1838,
to June 30,
842.8
inclusive.*
a
5
15
1 > bo
G0 G9 o>
© BD OO
to
no
~T 0°
oo
ist)
i)
rs
Old Point Comfort, Virginia.
TOTAL FOR THE SEPARATE MONTHS FROM 1826 To 1830, INCLUSIVE.
Bellona Arsenal,
Virginia, 1832.!
Fort Washington,
Va., 1833-34.1
Mar. . |June. | July. Oct. | Nov. | Dec.
14 0 17 | 133)ea7
: 29 32
10
30
ul
68
7
4
SD 09 bo
co 02 CO
ee ROD
onrFofet
eS Ol or)
! For abstracts of these years separately, see the published volumes of the U. S. Army Meteorological Register.
2 Two independent registers for this station for the years 1831, 33, 34, 35, and 38.
3 Calms 52.8.
50
SERIES B.—ABSTRACTS OF OBSERVATIONS.
Ss
S
a
£
ws)
»
nN
ue}
o
px)
ot
is
p
o
na
Fr)
q
ol
n
oO
q
5
TOTAL FOR THE SEPARATE MONTHS.
qHdy,
Beaufort, North Carolina.
Ee ee
. 1 AAS
eux [PSEA
. <5 G2 cD 0O
qa | fe epee
a ont
ave | MoI oM HA
1
“GEPEST
79
50
60
32
86
‘sqyuOUL ZT
*RIO1SIT A
‘SOTASUNA SO AA
205 }122
367
2.60
66] 49
9} 82
97) 175 {113
59
153} 684 |188
78| 369
23) 241
61
‘syjuou g
‘erursatA 410dsoy
76
110
4
9
0
‘qo T | >
“BIULSATA ‘105-10 NT
0} 15
16
23
13
1 | 40
0
1
12
-11A ‘BlIpuexe,y
“asinoy
LN.
IN. E.
lk
SE
S. W.
Chapel Hill, North Carolina.
TOTAL FOR THE SEPARATE MONTHS.
Dec.
A oo AQ re co on iar)
Noy.
Oct.
- A el ins oO Yen} i!
fos] =H me oD ide) al
SMO MOSCSCSOrMOMOCOOMONCHSOtrOoNno
hol re aA inp) il
4
SlSWSCOSCAWMSCHOHMOHONCSCOrKONS
me on AN ise)
)
5
DHOMOOMHOOSOOOCOBMMOSDOCOHOONS
Le on st A
ANSMOSOSSONCMORAErSCHeCOnEOMOMOHROS
Lal Lal ar) ian) A A
3
3
FDArOHSHOHADOSOrOrOCOMHOOMOHS
st il A ie
97 | 25 | 24 | 24 | 29 | 31
5
5
0
0
2
il sH oD m re
SHOAWDSOSHSCHOHONDSOCSOCNDOMOrLONCSDONS
A fest im A i! ca on ie |
Feb. | Mar. |April.| May. |June. | July. | Aug. | Sept.
Jan.
SOSHADMMMHOOCOCHONADSCHDODOCIUAMRAHOKONMS
ie m A oD A ine)
MHA OF SCCM FE SCCSCHOnM AE AMA HHOMOHANHRANONA
AN re me rm rm s — ies
oorn
i
6 WINDS OF THE NORTHERN HEMISPHERE.
Winds in the United States.— Continued.
Fort Johnston, North Carolina.
10 TOTAL FOR THE SEPARATE MONTHS FROM 1822 To 1826, INCLUSIVE. S 23 23 ga
Course. | years-* : s 3 5| 3 S §
Jan. | Feb. | Mar. | April.| May.| June.) July.| Aug. | Sept.| Oct.| Nov. | Dee. eceé® = aos
N. 578 | 40 | 43 | 50 | 44 | 41 | 98 | 28 | 46 | 42/581 47/4511 93 | 9
N. E. 650 8 6 | 10 | 10 4 0 D, 2 9 (AaB bela 19 54
E. 131 9 8 5 (Gj) 1} 5 5 OF) 2) LOT So 5 0 2
S. E. 155 2, 2 6 6 2 4} 12 0 3 2 5 4 0 43
S. 820 | 31 | 29 | 40 | 63°] 62 | G5 | 51 | 44 | 86 | 81 | 36 | 46 2 10
Ss. W. 688 | 15 5 | 10 3 8) 12 | 19 | 20 5 5 38 3 16 84
W. 261" | 15) 24) 14>) 12°) 18 | Br) 81) 22 | 93))) 90) hon) Ta: 32 10
N. W. 369 | 35 | 24 | 20 6 7 9 Ch U2 eX | Gey ayy |) Bis 8 203
g 3 anrlenton, Routh Getabas Fort Moultrie, South Carolina.
3 = Z = os TOTAL FOR THE SEPARATE MONTHS OF 1823-4.
a Sen eee = S-.| s
> (ee Sles ASiee f
a resco eoeaal ~a . ? Ge lies ch ast = = a = a a Ps P $
a dSl2alia|/al/ael/S/S/8s/8s] ¢} e/a) 1B) s/S/ el eale]els
8 |s2/22(2s/2/2/2/2 (82/78) S/F ele slelzelzielsleila
N. 4 | 21 \186 |210)056) 60/32) | 48187 | 4 7) 2) 2) 60) 10) 0 Se) s6r aes
N.E. | 97 |166 |879 |114/183/226/65 |172 |531 |21 |12 \17 |12 {11 |14 | 4 | 7 /19 |14 |21 |20
E. 4 | 83 |166 | 90/108)144/88 |109 261 | 5 | 3} 4 )11 |; 9 | 6 | 5 116 114 17 | 6 (18
S. BE. | 26 | 61 |287 | 99)129/126]43 |132 /367 | 4 | 7 | 8 |16 |12 16 |15 /19 |11 | 8 | 6 | O
Ss. 0 | 44 |188 |830/201) 81/53 |100 296 | 3 |-7 | 7 | 7 |14 |17 15 114 | 7} 8) 4) 2
8. W. |135 | 94 |515 | 78/188/228/69 /103 485 }15 | 8/9 | 7) 7) 5 17/6)6! 5 12/6
W. 27 |196 |110 | 69) 45; 90/20 | 49 219} 5/7/)4/4);)3)1/)6/0)0)5)]6)/8
N.W.| 65 | 49 |213 | 84/185/111/45 | 28 1261} 5)};6);1;)1)0/1;)/0);0)0/4);1)4
Athens, Georgia.?
SEPARATE MONTHS OF 1845.
Course. a 1845.
: Jan. | Feb, | Mar. | April.| May. | June.| July.| Aug. | Sept. | Oct. | Nov.| Dee.
N. ag! 51° | ‘6 | 6] 8|°2} 1) 9) 8 er] 6 | 7 oe
N. E. 119) 78 | 4190/5) 9 6 | alae ll a oer
EK. 88 44 4 2 2 0 5| 4 3 3 9 | 10 0 2
8. E. 30 17 2 0 1 1 3 4 1 2 0 3 0 0
8. 35 11 0 3 0 il 0 l 4 0 1 0 0 1
S. W. 100 96 9 8 6 8 8 | 15 ) 11 6 9 3 6 G
W. LGoy| Li 20a) TAP 2b a e238 el ee Oe Los elie 6| 4] 138
N. W. 64 63 Dy) 12 9 2 0 0 4 6 5 ul 8 | 11
Calm or ;
‘aude 149 | 7/13 | 11/18 | 27 | 21 | 7 | 21 | 40 | 10 eae
1 For abstracts for these years separately, see published yolumes of the U. S. Army Meteorological Register.
2 The following is an extract from a letter of Prof. McCay accompanying the observations: —
‘I do not think there is any local cause for our winds. There are no mountains within 60 or 70 miles—no regular
ridges for a still greater distance. The country is undulating, with no changes of elevation amounting to 500 feet in a
circle around us of 50 miles. The river near us is very small. Its course is very irregular, sweeping round us in a
semicircular course. Other streams near us have a general course to the §. E., nearly S.
SERIES B.—ABSTRACTS OF OBSERVATIONS. 57
Winds in the United States.— Continued.
Augusta Arsenal, Georgia.
Ons 2 ee TOTAL FOR THE SEPARATE MONTHS FROM 1826 To 1830, INCLUSIVE.
Course. ou Fene
ag SESe Jan. | Feb. | Mar. | April.| May. |June. | July.| Aug. | Sept.) Oct. | Nov. | Dee
N. a) | ake) 3 || il 9 6 7 5) 2 a 4 | 17 7 9
N. 249 | 4002 | 14 | 26 | 18 8 | 20 | 25 @)) BS | 2S |) SO | Ih | 25s
E. 97 | 2453 | 14 9 | 10 7 ri 4 8 9 | 13 9 2 5
S. E. 297 | 449 1) wal |) BBs Dy | DS |) Wy BML BK || BS) aly |) BB) |] 2X0)
Ss. Lot} 285 12 7 \ Dil | U4e | WO | @ y Ue | es |) ale @) | ie | aly
S. W. 458 | 815 35 | 29 | 89 | 46 | 56) 41 | 59 | 85 | 25 | 22 | 41 |.30
W. 201 | 4074 | 21 | 18 | 19 | 26 | 16 | 20 | 17 7 | U@ |) 1B |) Wb | We)
N. W. 986 | 5102 | 27 | 80 | 16 | 15 | 11 | 23 | 14 | 17 | 29 | 89 | 85 | 30
Oglethorpe Eutaw,
Barracks, Augusta, Georgia. Alabama, Mobile, Alabama.
.Georgia. 1851. x Cie
Course. 2 a2 & a2
x ‘3 s Gt a 33 Lower | Upper Part of eS 3 ae B
eS oe oo es a ey current. | current. | 1841.2/1841. | 1838 & 1840. |53_4/a3—
N. 29 34 295 79 240) 270 30 1 9
N. E. 62 54 |321 |393 |116 | 49 || 1038 33 132) 141 9 10 a
K. 25 28 53 alt: PA eral 0 1 3
S. E. 69 36 |261 |195 | 58 | 98 || 302 85 105) 150 13 3 il
S. 57 57 7) 62 417| 396 43 0 2
S. W. 42 59 |252 |330 |118 |140 |) 122 227, 78| 66 15 6 il
W. 20 46 107 310 AUS\ 112) 1 3 8
N. W. 61 51 |210 | 86 | 61 | 71 || 204 179 51) 386 8 9 1
Calm 99 474 0 0 0 0 0
iy Savannah, Georgia.
State ee al oe : Ge. | Sa. || es ae
Baa | set °, Se | 222 | S23 | 222 | 223
: age | See | a = BSS | £28 | 228 | 228 | 228
5 Soa | FoR SI = Saag | Gea | Fan | Baa | San
North 5 iil 0 223.80 U0 16 19 10 7
N.N. 0 30 0 11 4 2 0 0
N. E. 35 300 24 59 9 24 9 3
K. N. 0 10 0 19 2 2 11 il
Kast 48 85 0 271.74 114 10 9 41 8
K.S. EH 0 6 0 37 9 1 4 0
S. E. 36 197 8 52 12 Ali il 10
8. 8. E 0 15 0 20 5 0 il 0
South 56 829 3 220.77 202 36 23 a 53
8. 8. W. 1 34 0 20 4 3 0 0
S. W. 33 299 12 79 19 47 7 Tf
W.S. W 0 65 0 19 12 0 0 0
West 128 859 0 238.34 194 44 26 4 2
W.N. W i 34 0 21 4 4 2 0
N. W. 39 359 13 54 24 20 6 0
N. N. W. 0 6 0 i 8 12 0 0
Calm i 22.7 0 0 10 2 7 55
1 For abstracts for these years separately, see the published volumes of the U. 8. Army Meteorological Register.
2 Two independent registers.
3 The numbers in this column are the original observations reduced in the direction of the cardinal points.
58 WINDS OF THE NORTHERN HEMISPHERE.
Winds in the United States.— Continued.
Tuskegee, Alabama.
o
o
=
|
Course. : March.| April. | May. | June. | July.
|
|
|
|
|
|
—_
COooCoWmooOmanonaocrncose
—
—
NWAOOCONTOSOMNNOOMDNNDSOS
bo
SFROROCMNOCCONOMNOK
—
es
=
NWMONMOMNMNONAWENW DOM
bo
SNMONCMONHOCOHWHwor
—
bo bo
SOOCrRONOCCOCNMOFRNS
a
a
SRAOMONCTSCOSONOMOSCOCK FS
—_
PWS WH REDE BRN OMeHaODb
—
=
—
nomacawocsoicccs|
—
SOF OR RW FOR OHNOSO
pot fe
SSONONHKROONORODO
ecocooocoooorROoOMOaSCS
Spring Hill College, Alabama.
bama, 3 months.
Springfield, Ala-
bama, 1 month,
Arendale, Ala-
bama, 2 months.
La Grange Col-
lege, Alabama,
8 months.
'
=
=
o
=
a
>
a
°
S
i
S | Feb.
EN | Sept.
—
bo 6 09 oo | March.
Daonorkre-T
=
DOM OTNS
DHOSHORERG
b
483
4 |1433 | 564
133 | 1
—
Oo
rs
i
t
bo
co
variable \
St. Augustine, Florida. Cape Florida.
TOTAL FOR THE SEPARATE MONTHS OF 1825, 26, 28, and 30,
1825, 26, 28,
and 1830.1
1831, 32, and
1833."
5 years since
1836."
| March.
| Winter.
~
fez)
a
ppt
i e.
wow fe wool
| Dec.
coo | Spring.
oo
ee OD ‘
oCOPRNWwsSOON | Summer.
ORTON HOO
wo
OR Un) | Nov.
Qe ROAR eo
bp | Oct.
_ _
on ~Io
Mmrets co
ob
a
me UD
ey)
STR ATR EO Or
—
bo bo
“TOO DD eS Ort
thw
r=)
nse
bo bop
eH -. ox | Sept.
AaADOOrH AG
Bo Or 09 me -T TO OD
vo
bo
=F
a oe | April
TOR OM or wDp
oa
' For abstracts for these years separately, see the published yolumes of the U. S. Army Meteorological Register.
SERIES B.—ABSTRACTS OF OBSERVATIONS. 59
Winds in the United States.— Continued.
Key West, Florida.
&3 TOTAL FOR THE SEPARATE MONTHS FROM 1834 To 1837. 2 io
E ae. Bens
E 3 Sees ee |e Se | ete ts le ease
S) a a Sileade|a leds |S )a4 ea) So] | ae ese
North 39 216 32 | 40 | 16 | 16 8 8 0 0 8 | 82 | 16 | 40 184
N.N. E 5 56 0 8 8 0 0 0 0 0 8 | 16 8 H
N. H. a 576 40 | 40 | 48 | 32 | 24 | 32) 24 | 82 | 64 | 80 | 88 | 72 760 |
E.N. EH 0 0 0 0 0 0 0 0 0 0 0 0 0 0 i
Kast 96 656 56 | 48 | 80 | 82 | 72) 48 | 72 | 48 | 48 | 32 | 72 | 48 360 |
H.S. E 0 0 0 0 0 0 0 0 0 0 0 0 0 0
8. E. 54 536 48 | 32 | 24 | 56 | 64 | 40 | 72 | 64 | 64 | 40 | 16 | 16 444 |
S. S. E. 2 40 0 8 0 8 8 0 0 0 8 0 0 8
South 9 128 8 0 8 8 8 | 32 | 24 | 24 0 0 8 8 50 |
S. S. 'W. 0 32 8 8 0 8 8 0 0 0 0 0 0 0 H
Ss. W. 22 13 8 0 8 | 16 | 16 | 24 | 16 | 24 | 16 8 0 0 92
W.S. W. 0 24 0 8 0 0 8 0 0 0) O 0 0 8 \
West 12 48 0 0 0 8 0 8 8 | 16 8 0 0 0 46 |
W.N. W. 0 40 0 8 8 0 0 8 0 8 0 0 0 8
N. W. 42 232 32 | 24 | 24 | 16 | 24 | 24 8 | 16 8 | 16 | 16 | 24 256 |
N.N. W. 0 56 0 0 8 8 0 0 0 8 8 | 16 0 8
Variable 9 48 8 8 | 16 | 24 8 | 16 | 24 8 8 | 16 8 0
Pensacola, Florida. Tortugas Islands, Florida.
TOTAL FOR THE SEPARATE MONTHS.
Course. g j a = if a i - 5 & : 3 a
2 a | 3s 5 EI S| eg | & oy |) ss 5 3 Be |) El a]
haa i reer n eh aia eS gle, Wee ileal cel eal
N. 216) 29 | 382 | 19 | 11 6 6 | 17 | 11) 15 | 28 | 25 | 17 |\16 | 43) 0 | 8 | 282)
N. E. 254! 41 | 20 | 15 i 8 | 9 | 11 | 28} 21 | 41 | 18 | 35 | (32 3832) 6 |34 |1052
K. C8} @ |) 1A) BO 2 3 1 4 8 i 820) a EWG o3y
S. E. 472| 41 | 30 |-40 | 49 | 22 | 25 | 23 | 8 51 | 56 | 52 | 58 || 7 {18 |16 }13 | 54 |
Ss. BO) BS | WH |) gel |) a!B3-) Ges} |) ayeh 4) Bay |) Bis) |] BME | Oy | I) | are | ey) ey | ee)
8. W. 686) 25 | 43 | 45 | 70 | 96 102 |102 | 72 | 60 | 24 | 29 | 18 |} 8)3)38)] 2) 11 §
W. 92} 6| 4 7 6 6 | 20 | 13 9 4 4 Bf LOM Uy | By 5 |
TING We | B58) BS | 62 | G7 | Be | wb ales |) Pal Br Ore |) By | GO | Siar ME ssp Le) ss |
Variable 2/9]41|9 | 24
Tampa Bay, Florida. Indian Key, Florida.
a oS = ~, |T0TAL FOR THE SEPARATE MONTHS OF 1825, 26, 27, 28, and 30.
pees le iee glalele
B leeisiaé(alelelelelglalelealelelelalalal4al2l
is) 2S (SSE lS (SIS Sle bs | Sila iS tee hea eas eae)
N. CISA OAS 7 Ti Ne i 1) 2) 0} 2) 8B) 8) Bao 14 | tl ie 53 |
N. E 310/43/391 | 11) 28] 19} 22) 18) 8) 10} 15) 34) 80) 25) 25) 58/138 | 2 | 3 |19 37 |
E. 94511913303] 5) 8] 6) 16] 24) 35) 6) 13] 21) 24) 15) 15) 5714 |20 |46 |30 | 110 |
S. E 352/18|2174| '7| 21) 25) 21) 25) 21) 39) 34} 29) 17) 18) 22) 63/13 |17 |23 | 8 61
|S. 913) 8\199 | 21) 9] 11) 11) 18) 18] 35) 22) 13) 9) 10) 16) 21) 8 j25 | 7 | 3 43 |
S. W 88311912674! 26|-35] 35) 32! 27! 28) 38) 33) 11) 25) 29) 11) 53) 1 | 2) 6) 4 13 |
W. 351/121157 | 29) 21) 33; 29) 26] 27) 20) 21) 29) 80) 28) 41] 17) 4 | 8 | 2 | 5 19 }
N. W. 97515311204! 27| 16] 19) 12) 9] 12) 6] 15) 13) 18) 23) 22) 83)14 | 2 |) 1) 5 22 |
Variable 6 We ay fa 7 |
1 For separate abstracts for each of these years, see the published volumes of the U.S. Army Meteorological Register.
60 WINDS OF THE NORTHERN HEMISPHERE.
Winds in the United States.— Continued.
Fort King, Florida.
TOTAL FOR THE SEPARATE MONTHS OF 1833, 34, and 35. Ape
icola,
Florida.
Carysford Reef, Florida.
Cedar Keys,
ease 1842.
=
< May.
| March.
d 2
5 3
4 Os 3
Hl r/ 21
2 14
3 9
6 21
16
N.
N. E. 25 15
E. 20: 7
S. E. . ;
Ss 2 12
S. W. 18} 13
W. 2173 : 13] 28 21
N. W. 4 Le 3 10
Variable 16
hoe | Noy.
AOeOORAOWN
12] 15
12
so
Om AT
1
2
bo
ez, Mississippi.
SEPARATE MONTHS OF 1840,
41, 42, and 46.
o fo a] . £ 2 .
% Ea Els 2
131/173/132
22 41| 44
79\124| 66| 77
33 61) 66
155 84107
66 87/120
37| 65| 53] 49
20| 21| 49) 30| 28
en fo | April.
me
3
=
8 31
9 15
36
17
=
a
46
30
30
49
35
18
8
4
Vicksburg, Mississippi.
SEPARATE MONTHS OF 1842.
. | Mar. |April.! May. | June.) July. | Aug.
qy
5
5
m
is}
a]
oe
—t
_
—_
ocoooanwnooc
a
BOR OoOrROWO
=
BOSOM RwWH A
_
NRE RECON >
—
HOD SO AT eS
py
oococunwnor
—
COCO ACw
py
i oan ie oo 6)
He RD Oo co on oO
bo ee bo orb bo bo
New Orleans, Louisiana.
TOTAL FOR THE SEPARATE MONTHS OF 1841-42.
g.
1838 to 1842,
April to Sept.
for 1834, 35,
36, and 37
New Orleans
Barracks,
inclusive.
| March.
| April.
| May.
June
Sept.
| Jan.
| Oct.
| Nov.
| Dee
=I
AMWGOAHwWAoOS | Feb.
—_
5 | Tuly:
i}
—_
“TST OUbS B® AT on co
bo
pm
He Or 01 GO OD Sb
bo
ry
BROWN -1OQC | Au
—
—
SWNODOH SE
—_
=a
=
H bo Orbs HNO HO
—
Hm bo WTO COT COT
=a
atIow-I1—O-]
bo
oF oF ok eH oO
bo
BOO RHO eS or
=
Co Ore c en Go bS bo
—_
—_
bo
aa
Rmowaahware
—
—_
' For separate abstracts for each of these years, see the published volumes of the U.S. Army Meteorological Register.
SERIES B.—ABSTRACTS OF OBSERVATIONS.
Winds in the United States.— Continued.
Petite Coquille, L
ouisiana.
61
TOTAL FOR THE SEPARATE MONTHS.
1827 to 1830,
Course. 3 5
inclusive.
104
269
254
196
97
196
139 17
208 23
Fort Jessup, Louisiana.
TOTAL FOR THE SEPARATE MONTHS FROM 1823 To 1830, INCLUSIVE.
~
a
sh
o
a
is}
=)
oF
iT
ao
teal
inclusive.’
=
COOH
~I SI Ox
© © oo
tt
(ora)
oo
Ne)
NH
oo 6c
oo
Or co
Nie
Baton Rouge,
Louisiana,
Fort Jackson,
Louisiana,
Fort Wood, Louisiana.
18381, 33,
and 1835.*
Jan.
a
Soro
ont
TOTAL FOR THE SEPARATE MONTHS.
! For abstracts for these years separately, see the published volumes of the U. S. Army Meteorological Register.
62 WINDS OF THE NORTHERN HEMISPHERE.
Winds in the United States.— Continued.
Fort Pike, Louisiana.
TOTAL FOR THE SEPARATE MONTHS.
1831 to 1834,
inclusive.!
3
3 2
5 <
De
S tb
H& CO
Fort Smith, Arkansas. ;
&
3 TOTAL FOR THE SEPARATE MONT: ™" a > i
a ot “| ¢ | ae i
Ss 4 o 2 | Tee r
a ma ao aes {
eee os oad 38a :
oa Ses| Sa ao N
HH Sas 2 Es ae eB
23 Hatin | Aas Edis /
s
148 31
304 543 E
201 46
287 :
445
296 7
286
Nashville, Tennessee.
, PROPORTION FOR THE SEPARATE MONTHS. ;
si a reel a ee
9) .146) . .080| .114| .078) .021) .069] .069} .054] .070] .118| .057
4239/3788 ' F 1.425 |1.662 |1.865 |2.343 |1.704 |1.612 |1.711 |1.331 {1.150 |1.676
1666/1809 844] . 618] .771) .656] .477| .480] .449} .309] .836| .753 | .622
105 | 337} 437 H .239| .286| .158| .065| .105] .097| .091| .196| .340| .395
has
i
1 For separate abstracts for each of these years, see the published volumes of the U. S. Army Meteorological Register.
SERIES B.—ABSTRACTS OF OBSERVATIONS. 63
Winds in the United States.— Continued.
Greenville,
Tennessee,
3 months,
Knoxville,
Tennessee,
8 months
Danville,
Kentucky,
5 months.
Louisville,
Kentucky,
2 months,
Kentucky,
2 months.
Springdale,
Kentucky,
2 months.
St. Mary’s
College,
Kentucky,
7 months.
Paris,
|
|
|
_
pe
bo
(eo)
ft
Dpwwoponwe
—
Ox
pt
i
ft
or
~I
He
to bb bp
DWNwQNw Oe OLOUb O1> O10) ©
(Je)
(or)
SCONPNWwonmnoncrorn
i)
bt
i)
bo
or
bo
ise)
=
bo
On
—
bo
HH SONOAANANOCOOe hb tO
oo
J
is
oo
orb
wo
Cincinnati,
Ohio,
Granville,
5 months.
Sandusky,
Ohio,
9 months.
Zanesville,
Ohio,
11 months.
Ravenna,
Ohio,
1 month.
Chillicothe,
Ohio,
Chillicothe,
Ohio,
6 months.
Cy
S
f=}
2
3
g
ao
a
<
5 months.
4 months.
Ohio,
Ohio,
1 year.
|
aS
ors
—
ow
a
co Oo
oe
No)
_
(op)
mss
i
mm
je
one S co
oa
BD Cet
bD CO He GO G OO
(oP)
one
pon
WOFONKENKHO&
(Se) ee
cw bo co
Non
oo
ke o>
onm-T
eS
=)
a
hoe
tO
Steubenville, Ohio.
TOTAL FOR THE SEPARATE MONTHS.
I
=)
12} 13) 10 18} 15) 14} 32) 28) 8} 7| 15 12| 17
30] 26] 25 40| 28] 33] 36] 35} 24) 30) 28) 34 35 :
160)150\148/148)155|170/183)155 135 156/146/153§
131)139)111 |
195|192)188}219)202 : 216/202 ca 216|218 ee ee 221/232
64 WINDS OF THE NORTHERN HEMISPHERE.
Winds in the United States.— Continued.
Hudson, Ohio. (Surface Winds.)*
Course. Jan. | Feb. | March.| April. | May. | June. | July. | Aug. | Sept. | Oct. | Nov. | Dec. | Total.
N. 205.0 |207.8 |305.4 |832.1 316.1 |286.6 \307.4 325.5 257.4 |207.5 |141.5 |219.2 |8131.3
K. 132.3| 95.5 154.1 |169.5 159.6 |116.1 |103.8 |160.4 |154.1 |114.7 |123.2 |137.8 |1621.2
S. 294.0 |257.5 187.8 |215.5 210.6 |264.0 |190.6 |189.4 |256.2 |255.7 |227.1 |236.2 |2784.8
W. 537.2 |526.5 |500.9 ee 470.7 A777 = 397.0 ie 517.4 |486.9 |560.3 |5826.5
Hudson, Ohio. (Clouds.)
Course. Jan. | Feb. |March.} April. | May. | June. | July. | Aug. | Sept. | Oct. Nov. | Dec. | Total.
N. 70.1| 67.0] 81.4| 74.7] 66.5} 90.5 /118.7 |125.4| 90.1} 96.1) 79.7] 81.7 |1037.1
E. 22.6| 14.4| 33.0| 27.1] 29.7) 23.8) 24.4] 50.7] 42.3) 20.0) 33.7] 36.2] 357.9
S. 121.2| 87.9] 65.3| 78.0] 78.7| 97.4| 82.7 |105.4| 82.8| 89.9 |111.1| 98.6 |1099.2
W. 267.9 1256.3 |208.3 |192.8 |214.3 |250.9 |252.6 |222.8 |199.4 |245.8 |240.6 |252.9 |2804.6
s Es sorte es rk Elm. 6 2 $ yale wesc?
2 s|2 4|2 4|2 4/2 |4 2) 2 | 244| 2e4| 322/42 28|825
B | S58] fo8| B28| 208| 298] es8|fe8| 222) 228/248) 828/ 238
e se°| 844| see) €65| S6a|e65| 387) 224) és lass eeeleae
N. 2 0 | 142 64 83 72% | 62 20 3 6 18 iby
N. E. 16 0 99 45 PANSY A 76s) ial 18 33 5 27 aly
E. 4 4 89 604 | 127 11 6 1 28 2 16 11
S. E. 8 3 614 60 281 51 19 Uf 32 9 11 14
8. 4 12 | 1944 | 241 228 | 752) 51 58 163 9 30 25
S. W. 51 10 | 244 123 932 | 232% | 127 22 843 | 16 | 147 | 124
W. 26% | 10 | 459 | 4264] 820 | 145 46 38 96 4 63 | 159
N. W. 254 | 265 56 293 | 2153 | 42 12 141 8 31 81
Calm 2 0 42 11 0 | 235 0 33 41 0 | 108 0
Brockyille,? Indiana.
S PROPORTION FOR THE SEPARATE MONTHS. 7
: tad
g : ae SAPS ace lel cats |b eee alee : ges
3 a a} Ss 3 2 5 >] is =| et +S 58 b 3 Bien =
= 2 | 2 | so \2l2lelelsl2l/2lal8|s]2/4 || sae
North 24 26 14 8) 4) 6) 4h) Si al “6h oF 91 SOls Ol Gi eam
N.N. E 34 10 is AY 74) <3 Stet allel) 2) ob! LO Gane i
N. E 59 37 62 S| 5! 18) 20) 21) 4) 17) 27| 14) 22) 1) 12) a8
KE. N. E 21 22, 26 TU) eater redial 4) Ue aie Sh OP Gl 3
Kast 18 28 46 1) 8] 17] 9] 12) 4) 3] 14) 10) 10) 4) 5 9 .
EK. S. E 14 25 13 8) 13) V2) 7) 5) 80} Oh) Be Al Vel Oe) en
8. E. 99 | 103 68 29} 7| 17} 23) 24) 25) 33) 80} 21) 40) 33) 81] 19 i,
8. S. E. 38 24 9 20) 4). Si, 7 2) 98) 5) ) Sh 27 20). 4 Glas \
South 46 99 46 32) 15) 13] 26) 15] 14] 5} 23} 10) 16] 23) 7|| 47
8. S. W. 32 18 27 117) Tei (Vaal) Va V | bmi" Msl tl [ced 13} fre beets Hel ein S95
S. W. 185 | 182 185 52) 57] 50| 29) 44] 56] 76) 83] 57) 54) 31) 40)) 57
W.S. W. 70 46 41 PQVeQ9 sO e Sie To. NG 3] 6] 22] 24) 15} 23
West 89 | 213 166 60| 67] 41] 39] 48] 39) 31] 24) 28) 48) 387) 30)| 70
W.N. W. 108 34 18 13] 17] 17| 21) 12} 12) 14] 16) 11) 22) 4) 12)| 39 ,
N. W. 98 110 41 10} 9) 20} 25} 30} 23) 30] 39] 31) 22} 9} 12)) 39 i
N.N. W. wil 1 8 0} 22) 8) Bl Sh BNO) 25) 0) La eG ;
Calm 15 18 25 3] 1) 3] 18} 4| 2] 6] 14] 4] 10) 0} 3]| 27
1 These observations were taken with extreme minuteness in regard to direction, and then resolved in the direction of
the cardinal points, taking into account both time and estimated force.
? This register extends from Noy. 1, 1840, to Sept. 80, 1843
SERIES B.—ABSTRACTS OF OBSERVATIONS. 65
N
Winds in the United States.— Continued.
~~. Chicago, Illinois.
PROPORTION FOR THE SEPARATE MONTHS.
3 months of
Course.
=| =| fel ie
4) 7
0} 0
SAZPPeEAAa
=
B
Rock Island, near Stephenson, Illinois.
TOTAL FOR THE SEPARATE MONTHS OF 1827, 28, 29, anv 30.
a
i=]
Ee
°
a=)
oO
o
a
Ee
3
a
wn
2 months.
Tllinois,
Athens,
Illinois,
1 year.
ez gnmma zs
Fa 4 F &
Upper Alton,
Ann Arbor,
Michigan,
Presque Isle,
Michigan,
Jacksonville,
Illinois,
Jacksonville,
Illinois,
9 months.
Macomb,
Illinois,
3 months.
Upper Alton,
Illinois,
2 months.
Illinois,
9 months.
Macomb,
Tllinois,
3 months.
2 months.
Course.
Mackinac,
Michigan,
8 years.
2 months.
6 months.
12 |
aS}
~I
Or
|
6;
6;
3 .
W.
1D)
bo ee bo im)
bo OOD OO
top he
OAZgenuE za
cst Sp Bel de
! For separate abstracts for each of these years, see the published volumes of the U. S. Army Meteorological
Register.
66 WINDS OF THE NORTHERN HEMISPHERE.
Winds in the United States.— Continued.
Detroit, Michigan.
% PROPORTION FOR THE SEPARATE MONTHS.
: Ff
5 = g = S |ai/314|B|/Flele| S/ele] el g
S Ey ED Ea @ ie ie ht bee | ieee LS le le | eel ie
North 19 47 61 50 40} 82] 48) 40} 32} 24) 72] 60) 63] 36] 12) 63
N. by E to}. 86°) LOS OO ae Ole 4 4) 20).c40) (OF FONE OO 25): OG
N.N. E. 2 18 10 14 12) 8] 24] 20] 16) 8] 9} 6] 18] 3) 12) 12
N. E. by N LT |) SoV4) S20! ok P04) Ol, 1G) O60) Ol 0} SOR GEROI 231) oes
N. E. 15 60 45 31 36] 28] 96] 72) 20) 20) 24) 51} 30) 48] 18) 30
N. E. by. E 1 2 10 21 12), 4) 444i oS) Si “Sie SiO) Sir 12 ees
K.N. E. fi 14 25 26 4| 12) 52) 40) 28) 12; 9] 15) 9] 12) 15! 94
K. by N 4 95 18 4 8} 8) 20) 32] 382) 12) Gi’ O79) 24) “S16
East 36 70 62 41 16} 24) 80) 76) 44) 72] 72) 57) 39] 33) 72) 12
E. by S. 0 5 18 8 4) S| 60) 64} 20) 12) 15) 3) 9) 15) SIRS
E. S. E. 4 8 4 9 Oh MO Ay 4A UG 10) 2913S) Sasa
8. E. by E. OF tt 0 LY Or OO) 0/0 4 S10) 0 0 a ee
S. E. 15 38 14 10 12} 12) 8] 20} 20) 16} 9} 36] 21) 21) 18) 15
8. E. by S. O re x0 ef De OO Or 0) 20 Sih Ole (0) See
S. S. E. 4 14 6 9 12\., 0) 28) 8]. 32,19) 3) Ve) 12) 3iesie
S. by E. 2 6 13 0 A},..0) 16). 8) Al 4a Gl Ol Tb Si eS aes
South 92, 32 41 38 24, 4! O} 8| 24) 48] 33] 69] 66) 39] 18] 24
8. by W. 1 4 4 15-240) 20}) 0] 04.12) 0) Bi LOR Si sir ar
S. S. W. 8 35 11 14 16} 16} 4] 16} 20) 32] 15} 30} 24] 21) 9] 8
8. W. by S. 1 6 4 18 12/ 20} 8} O} 16) 12) 1 9| 6 O|} 6 0
S. W. 53 219 139 136 |148/148]100/140/124/216|177'129 102/171! 78/159
S. W. by W. 5 12 15 29 4| 16} 20} 12) 44) 8] 33) 12) 12) 6) 12) 9
W.S. W. 10 52 46 65 60) 60} 28} 44) 12) 52) 39] 51] 30) 48) 69) 63
W. by S. 6 30 20 if 24] 28] 16} 4] 16) 16) 12] 3] 6) 380} 80) 12
West 46 122 62 68 88] 88] 52] 32) 40) 36] 72) 75| 75) 75|126} 81
W. by N. 1 S| ‘6t |, 4)2 4) (8) 4 Si 4) 338) Gl Sik 9) eee
W.N. W. 9 38 8 18 836] 36] 12} 32) 40) 4] 21) 3] 38] 15} 21) 9
N. W. by W. 0 1 A, 8h AA 0) Ale Sea) SOO OG:
N. W. 60 138 38 59 84| 56} 68] 36} 76) 48] 30] 84] 75] 45) 751120
N. W. by N. DA 7 Bia) Bi Pe D ee Sh AW Ally Shi 8) Oil Oh ere ee ee
N. N. W. 27 67 13 33 52! 36] 44! 16} 20] 12] 30] 15] 39] 39] 24) 57
N. by W. 2 ibs Wy 1k 4) 12) 12) 4) O}- O} 12) 0) 24) 19) Gide
Fort Gratiot, Michigan.
TOTAL FOR THE SEPARATE MONTHS FROM 1831 To 1835, INCLUSIVE. artr
Dearbornville
Arsenal, Mi-
* For separate abstracts for each of these years, see the published volumes of the U.S Army Meteorological Register.
SERIES B.—ABSTRAOCTS OF OBSERVATIONS. 67
{a
Winds in the United States.— Continued. |
Fort Brady, Michigan.
TOTAL FOR THE SEPARATE MONTHS oF 1823, 24, 25, 26, 27, 28, anp 30.
a :
oO 3S
2 e ‘ F =
3 lea) es mal tS
cs) 2 5S [az =
Prairie du Chien, Wisconsin.
TOTAL FOR THE SEPARATE MONTHS oF 1822 anp 1824.
oO g c= .
z z : eal We te pe |e Esoue Waal Conk | Mgtereteu | ate 2 3
g aC eee A ea ea eh el ene | Beles
N. 7893| 10 | 18 a 15 13 @ || 18} 12 8 14 | 10 | 18
N. 1912; I 0 4 | 12 2 0 0 1 + 2 4 2
E. 227 0 0 1 5 0 i 0 1 2 0 0 0
8. E. 3784! 3 aan lO 2 14 9 6 o) |) 12) 11 10 5
8. 10614) 14 11 6 3 13 15 11 18 14 8 9 8
S. W. 790 7 5 6 | 10 9 2 9 5 4 4 5 8
W. 6613] 5 8 6 9) 2 10 3 5 0 8 8 6
N. W. 9683} 22 13 22 4 9 6 13 Mik) WG 15 1 |) QO
Green Bay, Wisconsin.
TOTAL FOR THE SEPARATE MONTHS FRoM 1822 To 1830, INCLUSIVE.
Fd : Sal 3 : :
=I mB I ‘| a be fn) 3 us E 3
8 je) Sa Res See Weg ce ie
bo | May.
iS)
* For abstracts for these years separately, see the published volumes of the U. 8. Army Meteorological Register.
68 WINDS OF THE NORTHERN HEMISPHERE.
Winds in the United States.— Continued.
Fort Winnebago, Wisconsin.
TOTAL FOR THE SEPARATE MONTHS OF 1831, 32, 35, AND 36.
3 y
roy a
16
6
3
4
34
23
14
18
Bloomington, Iowa.
TOTAL FOR THE SEPARATE MONTHS OF 1843, 45, AND 46,
=
ws
a+
Gr)
en)
~a
oc 8
sn
mis
mis
Bq &
3 5
5 ) 147) 26 19 19 132 1] 14; 24) 4] 15) 6) 9] 10) 23) 14) 6] 6
E. N. E. Seif eb a Lee) MBean bs 49 45 217 7| 8] 18) 18) 24) 28) 20) 83) 53) 7] 4) 12
East 3 il Ae AN ao DAs ae om 34 82 151 7| 6| 9] 9] 5 17) 19) 28) 26] 4) Siads
E. 8. E. 0 Ol} tt TW Tie pert | ee tr 38 60 174 8} 6} 9} 20] 10) 14] 45} 16} 24) 14 5) 8
S. E. 0 0 5 | 16 | 20 | 28 | 32 54 56 206 1} 18} 14} 25] 17) 40) 49) 11) 14) 38] 11] 8
8. S. E. OD TOF LG et | ea HAST ao) 96 84 825 18] 19) 22} 32) 20) 37) 60) 52) 26) 16} 12) 11
South 0; 0} 8 | 16} 81 | 40] 61 66 97 319 6| 22) 20} 84) 40) 42] 47) 32) 19) 30) 15) 12
Ss. S. W. OOM Db 9 st T40 O46 7a 107 161 450 25| 17) 35} 35) 53] 47] 60) 59] 37] 28) 18] 86
Save 0 |) 07} 14>) 22 |)40 | 267) 68 108 108 881 23} 29) 26] 39] 65] 62) 20) 88) 24) 24) 12) 19
Wes: We 0} 0} 23 | 88 | 46 | 48} 82 158 144 534 27| 26) 62) 58) 63) 71] 65) 47) 31] 81) 11) 42
West 1 0 | 28} 19 | 41 | 89 | 78 121 121 448 17| 42) 55} 36) 42] 64) 38) 38) 18] 31) 89] 29
WAN. Wis |e eo SO sti (ZO 46 aes 112 165 491 19] 30) 62) 47] 54) 65) 35) 33) 38) 50) 22) 86
INS We 0; 81] 19) 28 | 87 | 33} 61 51 94 826 10} 28) 30] 19} 87) 45) 17| 30) 36) 38} 8) 28
N. N. W. 2| 8] 18) 28 | 84 | 50] 56 56 101 343 4} 13) 34) 43) 47) 44) 28) 34) 26) 28) 13} 29
Calm 1 ORs ONY WB 32 43 64 193 5} 5} 20} 14} 10} 27) 40) 17) 19] 27) 4] 5
Total 12 | 24 |285 |291 |443 /568 |905 | 1197 | 1449 | 5124 |/184/282)497)482/569/640/571|515/465|393/196 |330
January 0 0 | 17 | 14 | 31 3 | 10 81 78 184
February | 0| 0] O/]| 20] 30 | 25 | 58 79 70 282
March 0 0 0 | 387 | 86 | 35 | 80 109 200 497
April On) Osea 9 | 88 | 70 |104 115 115 482
May 0 8 | 14 | 22 | 46 | 60 }108 136 180 569
June 0 3 | 86 | 33 | 61 | 73 |107 157 180 640
July 0] 6] 4] 24) 36 | 93 |102 151 155 571
August 0) 8] 15] 17 | 60 | 35 |105 133 147 515
September] 0 3 | 17 | 18 | 14 | 62 | 87 132 132 465
October 3 8 | 16 | 40 | 88 | 68 | 78 Tae 86 893
November| 3 8 | 33 | 18] 17 | 20 | 24 43 35 196
December | 6 0 | 52 | 89 | 46 | 29 | 47 40 71 830
Total 12 | 24 |235 |291 |443 |568 1905 | 1197 | 1449 | 5194
SERIES B.—ABSTRACTS OF OBSERVATIONS. 75
Winds on the North Atlantic.— Continued.
Latitude 40° to 45°, Longitude from Greenwich 45° to 75°.
a 93 os o. 2 9. TOTAL FOR THE SEPARATE MONTHS.
a> Add oO oO ~ i~
2 2 8 8 3 2
fe} fo} fo} ° ° °
3 3 3 3 S S os ; a é
5 ai ai ¢@i &i] ai] é g A/S/B/E/B / 81/5] /2]e]e] sf
3 SS host Sid ae S| Slealelflie (S/S /2/a)ela)ay
North 81 94 | 104 | 115 | 1384 | 114 642 42) 29) 52) 73) 61] 70} 62) 59] 54 | 49 | 55 | 386 ]
N. N. E. 88 68 51 67 67 63 404 21) 37) 24) 80) 65) 27] 35) 88] 59 | 19 | 23 | 381
N. E. 60 89 78 85 | 116 | 122 550, 28) 33) 30] 36) 88) 385) 67) 62) 67 | 41 | 8 25 |
EH. N.E. 86 39 28 59 56 51 319 25| 14) 21) 18) 31) 384] 381] 49) 86 | 20 | 31 9 |
East 51 77 78 92 } 154 | 110 562 22| 22) 56] 87) 59) 77) 76] 70} 52 | 33 | 88 | 20 §
B.S. E. 88 56 49 32 67 36 328 26] 20) 32] 16} 388) 25 8] 50) 24 3 | 21 | 20 |
8. E. 70 92 86 82 | 129 97 556 16} 13) 60) 3 58! 53) 85! 80) 3 27 | 44 | 42
8. S. E. 126 76 54 84 | 129 62 531 21| 15} 27) 30} 66} 58] 87) 108] 44 | 82 | 22 | 381
South 96 | 1381 | 188 | 126 | 216 | 191 898 39] 17) 74| 60} 119} 110} 160} 118} 74 | 55 | 387 | 35
8. 8. W. 124 90 | 121 | 102 } 156 | 181 724 32) 22] 36) 50} 78) 112) 150) 88] 72 | 30 | 23 | 81 |
S. W. 98 | 168 | 201 | 205 | 216 | 268 1156 46) 38] 738) 73) 126] 195) 222) 134) 90 | 39 | 82 | 88 |
W. 8. W. 160 | 101 97 | 146 | 181 | 116 801 83] 80) 39) 57| 86] 187) 186] 55] 48 | 81 | 58 | 41 }
West 126 | 179 | 207 | 188 | 253 | 165 1118 51| 46] 79] 56) 113} 158) 204] 119] 86 | 64 | 80 | 62
W.N. W. 123 | 102 | 115 | 125 | 142 | 119 726 59] 60) 66) 49} 49} 71) 86] 40| 49 | 60 | 75 | 62 |
N. W. 94 | 154 | 154 | 128 | 175 | 176 881 64| 89) 89] 638) 75) 54! 90] 62) 55 | 75 | 84 | 81 |
N. N. W. 88 93 92 93 | 128 78 572 35] 389] 47) 57) 63) 386) 61] 24) 47 | 59 | 77 | 27 4
Calm 59 86 76 89 | 121 78 509 20| 18) 25) 89} 55) 40) 112) 71) 46 | 25 | 35 3 |
Total 1618 |1695 |1729 |1818 |2440 |1977 | 11277 580/542/830/783)1230/1287|1757|1217/942 |672 1823 |614
January 91} 89} 94) 64] 148] 99 580
February 106} 88] 96} 84] 62 | 106 542
March 121 | 108 } 118 | 126 | 206 | 151 830
April 115 | 120 | 126 86 | 156 | 180 783
May 195 | 160 | 170 | 189 } 281 | 285 1230
June 213 | 202 | 184 | 216 | 235 | 2387 1287
July 175 | 286 | 263 | 350 | 414 | 321 1757
August 166 | 193 | 158 | 170 | 336 | 194 1217
September 147 | 172 | 167 | 159 | 182 | 115 942
October 108 | 101 | 131 | 105 } 124 | 103 672
November 98 | 130 | 117 | 150 | 186 | 142 823
December 85 | 96 | 105 | 119 | 115 94 614
Total 1618 1695 |1729 |1818 |2440 |1977 | 11277
Latitude 35° to 40°, Longitude from Greenwich 0° to 45°.
ole & 2 2 & & & & TOTAL FOR THE SEPARATE MONTHS.
os | on |Pon |nol ° ° ° °
& 3 ~ ~ ~ ~ ~ » ~
° ° fo) fo) ° fo} fo}
3 slalailalalalas/]als : a f Hl
5 Sa eG ee See Ee ee i eae esate Ss
eee he lee ee Sleieile 2 Vale |e ile |e 4
North 4| 27) 58] 42) 26) 42) 47) 40) 26) 312 || 24! 3 8} 20) 46 | 30 50) 47) 47 | 26 0} 11 §
N.N. £. 7| 36] 68) 75) 51) 113} 78) 81) 62} 561 |] 31) 8 | 21] 38] 71 | 68 | 141] 54] 74 | 34 i) | 22 |
N. E. 11} 27] 25) 63) 384) 388) 42) 44) 37) 821 || 17| 1} 17] 30] 35 | 45 60} 38] 34 | 19 4 | 21 |
E. N. E. 24) 11) 40} 46) 38} 60) 98) 78] 45) 485 || 30] 2 9} 18} 61 | 52 63) 90} 63 | 15 | 16 | 16 }
East 22) 29) 7| 22) 9) 87) 50) 43) 384] 258 || 13] 4 9} 18) 24 | 35 51} 19) 28 | 36 4/124
E. S. E. 12} 22) 23) 14) 12) 46) 69] 66] 76) 3840 || 23) 7 | 10] 18] 28 | 45 60) 35} 26 | 389 | 80 | 19 f
8. E. 6) 16) 16} 10) 15) 27) 63) 68] 82] 308 || 24) 3 | 11] 19] 32 | 67 46| 22) 18 | 20 | 20 | 21 §
8. 8S. E. 0} 7) 26) 24) 18) 92) 127) 123) 117) 53 39) 4 7| 25} 89 | 60 | 148] 66] 55 | 80 |} 20 | 41 §
South 4) 10) 22) 27) 50) 91) 97) 98] 107) 501 || 41] 4 | 18] 33] 31 | 49 98] 75] 89 | 60 | 28 | 265 §
8. 8S. W. 1) 6) 47} 31) 59) 187) 200) 156) 215) 9852 || 76] 6 | 22) 37| 75 | 82 | 231] 149] 89 ) 36 | 21 | 28
8. W. 11) 9) 49) 34) 41) 78) 80} 95) 128) 525 || 47/12 | 15] 25) 47 | 73 | 101] 73] 57 | 44 | 15 | 16
W. S. W. 9) 19} 59} 59) 42) 187} 152) 124) 192} 843 || 64) 9 | 11] 36) 82 |114 | 254] 115] 66 | 36 | 21 | 35
West 40| 36] 35] 35} 26] 80) 50} 72) 49] 428 || 43) 9 | 10) 47] 41 | 57 92) 49) 42 | 15 6 | 13
W. N. W. 2) 8} 48) 62) 36) 88) 92) 78) 101} 515 || 51] 7 | 21) 25) 49 | 89 | 102) 55] 81 | 48 | 14 28 |
N. W. 5| 28) 35) 86) 21) 48) 41] 37] 389) 290 || 20) 4 | 12] 15] 54 | 48 42| 23) 18 | 30 4 | 20 }
N.N. W. 2| 29) 48) 49) 46) 90) 55) 53) 58) 425 || 44) 3 | 11) 17) 70 | 51 78| 48) 87 | 29 7 | 35 |
Calm 24! 6] 16] 13] 17) 99} 67} 50} 44] 3836 || 18) 3 9} 8] 42 | 87 | 101} 48) 25 | 22 9 | 14
Total 184/326)617|642|/541/1353/1398/1301/1407| 7769 ||605)84 |221 429/827 |997 |1718/1001|749 [584 |227 |377 |
January 18] 51)116)112) 63) 64) 51) 48) 82) 605
February QO} Oo; 0} 90) 19 6} 19) 25) 15 84
March QO} 9) 25) 13) 5) 383) 24) 19) 93) 221
April 21| 21) 77| 46) 48} 49) 385} 72) 65) 429
May 45) 62/118) 82} 59) 105) 88) 140} 128) 827
June 12} 24) 45) 48) 58) 179} 206) 212) 213} 997
July 42) 52) 55) 82) 72) 448) 372! 348] 252) 1718
August 8] 36] 30] 46) 50) 259) 256} 167) 154) 1001
September 9] 22) 42) 86) 69] 108) 177) 97) 189) 749
October 22) 31) 56) 56) 42) 54! 85) 74!) 114) 534
November 12) 3] 22) 5) 15) 15| 382) 54) 69) 227
December QO} 15} 381} 66) 46) 38) 53) 45) 83) 377
Total 184/326/617|642/541|1353)1398)1301|1407| 7769
76 WINDS OF THE NORTHERN HEMISPHERE.
Winds on the North Atlantic.— Continued.
Latitude 35° to 40°, Longitude from Greenwich 45° to 75°.
re OS ft ee) Pee Pe TOTAL FOR THE SEPARATE MONTHS.
wo wo o © ~~
Sales: lies | sel eceral mee
SS BSS. || Stes iliess eon ieee
3 x ° ‘2 od £2 = 4 <2 eas a . . 4
S peeitee Weer ee |) 3 ae Pee eel fasie oe Weta ei a elege |) 2 qh
8 slaiajalal/al 8 | 8/8 le |4ie14 |S soa leiaie
North 39] 54] 103) 145) 201) 382 924 53 | 58 | 116) 91] 105) 93) 80) 60) 74 | 69 | 60 | 65
N. N. E. 49} 81) 75) 86] 125) 23) 646 23 | 44 41; 90) 87] 67| 41] 58) 62 | 55 | 28 | 50
N. E. 28| 64] 101) 134} 219} 865 911 87 | 49 | 56} 105} 120) 78] 84] 98) 92 | 95 | 50 | 47
E. N. E. 2| 79} 388) 44) 75) 182 480 20 | 23] 85) 62) 79) 48] 389) 41] 40 | 43 | 28 | 27
East 20} 389] 69] 65) 138) 255 586 24 | 29 67| 51) 66} 64) 77| 56) 38 | 60 | 28 | 26
E. 8. E. 46} 87| 32} 51] 60) 118 394 33 7 21; 36] 39) 43] 42) 40) 50 | 27 | 16 | 40
S. E. 52} 81| 77} 55} 136) 189 590 23 | (27 41} 45] 95) 53] 92) 62) 44 | 47 | 27 | 34
8. S. E 139} 146] 78} 79} 89} 133 664 82 | 22 | 47) 44! 80) 83] 63] 91) 54 | 67 | 33 } 48
South 140} 135] 137] 123) 197) 320) 1052 67 | 85 | 90] 92) 131] 142) 1386] 124) 67 | 84 | 47 | 37
Ss. S. W. 235] 249} 115) 96] 128) 202} 1025 45 | 25 | 66) 92] 110] 204/ 198) 103) 54 | 35 | 46 | 47
S. W. 108] 158) 258} 260) 376} 487) 1647 76 | 65 | 131) 155] 191] 258] 308] 168/100 | 48 | 86 | 61
Ww. 8. W 171] 173] 137} 148) 182} 228] 1039 68 | 40 |] 76) 83] 103] 118) 228] 90) 55 | 39 | 66 | 78
West 78] 87] 201) 230] 300) 375} 1271 98 | 50 | 153) 114] 117} 188] 175) 93) 81 | 68 | 85 | 99
W. N. W. 102| 189) 106} 138] 201} 205 891 83 | 91 | 126] 68} 70} 87] 62) 29) 87 | 48 | 88 |102
N. W. 39] 60] 134] 196] 284) 381] 1094 |/117 | 85 | 164; 123) 64) 102) 57) 38) 55 | 80 | 87 |122
N. N. W 81] 96} 82) 75} 114} 211 659 45 | 88 | 83] 85] 56] 47) 38] 47) 28 | 31 | 76 | 85
Calm 38] 67| 58} 67) 124) 144 498 11 | 29) 42] 65) 87| 87) 114! 57) 89 | 27 | 22) 18
Total 1427|1795}1801/1992/2949)4407| 14871 |/855 |717 |1855)1401)1550)1662)1829)1255)970 |923 |873 |981
January 91] 110} 128) 117} 129) 280 855
February 19} 79} 103} 102} 91) 3823 717
March 76| 118] 149) 194] 360) 458 1355
April 86} 186} 148] 156) 335} 545 1401
May 114| 147] 169) 184} 324) 612 1550
June 251, 281) 225) 248} 296) 361 1662
July 250] 277| 265} 253] 461) 323 1829
August 135] 145] 166) 193] 229) 3887} 1255
September 145] 144] 128) 152) 194) 207 970
October 104} 127] 128) 144) 144) 276 923
November 80} 100} 96] 129) 188] 280 873
December 76) 181} 101) 120) 198) 355 981
Total 1427|1795|1801/1992)2949/4407) 14371
Latitude 30° to 35°, Longitude from Greenwich 5° to 45°.
Gein [eS AMMO Los Lokaliso: 1-70, TOTAL FOR THE SEPARATE MONTHS.
o ce nN Nn oO ar} st st
Bees, Sel] SS SS
De (NC, ° ° ° ° ° °
3 Slalalalalal]oa| & ai]. ; : .
5 dlalalalalealalal BS do fue |) 8! | |B | Bl) ee | so) eee) cee es
5 SISlsisisi6isiale 4 lea |4 [8 |2 |e |4 le jeu
North 4 | 36] 38] 29] 44] 21) 35) 19] 226 || 10] 3] 121] 19 | 25] 88 | 84] 81 | 34) 18} 2) 6
N. N. E. 8-| 58] 71] 81/102} 45} 61] 68] 489 || 24 | 17] 18] 12 | 84] 48 | 99 | 98 | 40 | 48 | 80 | 26
N. E. 5 | 19] 45] 40] 20) 31] 53) 51] 264 || 831} O| 6] 10} 86 | 21 | 86] 31 | 29] 88) 8} 28
E. N. E. 2 | 23] 31) 47] 90} 57] 125} 96] 471 || 88 | 41] 10 | 16 | 41 | 78 | 59 | 73 | 31 | 55 | 29 } 87
East 4] 4| 9) 16] 82) 45) 56) 85} 251 |) 20) 7] 9) 6&5.) 20) 29 | 87 |'83 ) 23 | 29)) Dosiiaa
E. 8. E. 0} 6| 14] 19] 35) 70} 73] 102) 319 |} 21) 5] 18] 17] 16 | 33 | 80 | 45 | 23 | 80 | 45 | 36
8. E. 0 | 2| 11) 22) 25) 42) 69] 67] 288 || 29| 7| 6) 24/12) 27] 7] 26| 8} 14 | 42 )786
8. S. E. 0 | 4| 19] 41] 47} 89] 130) 158} 488 |} 89 | 17 | 17 ; 52 | 45 | 51 | 82 | 62 | 27 | 86 | 52 | 58°
South 0 1) 10] 18} 29} 63} 100) 83] 304 || 26 7] 19] 88 | 18 | 42 | 18 | 41 | 12 | 15 | 24 | 49°
8. S. W. 0! 5] 23] 80} 55} 68} 108} 104] 393 |) 80 | 10 | 21 | 44 | 29 | 483 | 40 | 61 | 26 | 88 | 43 |} 18
S. W. 1| 6] 5] 45] 72) 47] 62] 42! 280 || 29| 15] 38 | 16 | 28 | 26 | 25 | 53 | 20 | 31 | 26 | 13)
W.S. W. 2) 7| 23] 29] 80} 50) 83] 75) 349 || 29} 8] 8 | 29} 87 | 69] 81 | 30 | 33 | 28 | 84 | 18
West 4] 7| 15] 24) 26) 20) 36] 24) 156 || 11 | 8} 1) 10] 8 | 22] 12 | 22} 12 | 23 | 11) a6
W. N. W. 2 | 25| 36] 45] 87] 81] 45) 42) 263 || 16] 3] 24] 8] 18 | 44 | 29 | 82 | 19 | 48 | 18 | 19)
NRW 1 | 23) 16) 22/ 29) 28) 25) 81) 175 |) 10) 8] 8 | 10] 14) 41} 17} 12} 22 | 14 | 16 | ee
N. N. W. 2 | 39] 31] 44] 74) 24) 48) 52) 314 || 3 2) 41/19 | 29 | 49 | 48 | 86 | 30 | 80] 19 | 16
Calm 5 5] 10] 35) 60] 20) 59) 69) 263 5 6 | 16 2 | 24 | 44 | 41 | 81 | 20 | 44) 16 | 14
Total 35 |270/407|587|857|751/1168/1168} 5248 |/405 |117 |200 |331 |424 |700 (585 |712 |409 |524 |427 |409
January 3 | 63) 58) 35) 41) 74) 81) 50} 405
February 0 | 9| 15) 14] 23) 80} 10) 22) 117
March 0 | 21} 83} 22) 15) 33) 381) 45] 200
April 0 9} 15] 29) 29} 47) 106} 96) 331
May O | 82} 35) 11) 24) 49) 112) 160] 424
June 0 | 9} 838) 77)157|104) 155} 165] 700
July 10 | 385} 15] 86/201) 50) 104) 84] 585
August 3 | 32} 62/117|169) 96) 126) 107) 712
September 9 | 18} 56] 71) 51) 46) 86) 72! 409
October 7 | 27| 82] 74] 75} 84] 180} 95) 524
November 0 | 0} 22| 27] 35) 87) 108} 148) 427
December 83 | 14] 36) 24) 37) 52} 119) 124) 409
Total 35 |270)407 \587)857|751)1168)1168) 5248
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SERIES B.—ABSTRACTS OF OBSERVATIONS. ah
Winds on the North Atlantic.— Continued.
Latitude 30° to 35°, Longitude from Greenwich 45° to 75°.
2 os a ck 95 3 TOTAL FOR THE SEPARATE MONTHS.
1D 1D C=) C=) = =
Bi Sis] 2) Ss
° ° ° ° ° °
. wy i—) vr} o ir) o
2 H id i) Oo oOo = aa rs et
5 di d a I = a s g | 3 a |e ta) a dee {fo Sy Ney 3s || &
S a fs el shot a Sle ije#la/ae/s/5)/4/a}/s lz
North 80 | 20 | 17 | 21 93] 85 266 18 | 13 | 28} 34] 32 | 14] 11 | 22 | 17 | 25 | 26
N. N. E 49 | 56 | 54] 51 | 165} 164 539 39 | 34 | 56 88} 80 | 19 | 381 | 48 | 46 | 49 | 30
88
93
38
West 39 | 30} 381} 63 | 116) 55 333 84 | 383 | 42 67) 22) 17 | 10)} 11 i) || WG) |) Sil
WeeN=) Wi. 87 | 55 | 48 1104 | 212) 168 619 65 | 74 |111 89} 34 | 26 | 20 | 11 | 19 | 43 | 49
iN Wie 18 | 23 | 18 | 32 J8| 89 268 26 | 22 } 45 39| 23 | 13 9 4 9 | 23 | 31
N. N. W. 56 | 44 | 24 | 61 | 154] 161] 500 85 | 39 | 59 | 76) 50 | 29 | 24 | 88 | 34 | 383 | 46
Calm 52 | 14 | 384 | 59 | 108] 64 326 21 3 | 23 37 | 32 | 39 | 19 | 27 | 43 | 24 | 25
Total 947 |709 |610 |973 |2513)1940] 7692 540 |477 |868 |1030 |862 [508 |683 |546 |471 |619 |592
January 60 | 49 | 60 | 62 | 136] 178) 540
February 18 | 29 | 37 | 53 | 190] 150} 477
March 60 | 67 | 88 |116 | 833) 259 868
April 111 | 72 | 28 |111 | 397) 811) 1080
May 62 | 24 | 34 |116 | 431) 195) 862
June 117 | 31 | 25 | 32 | 203] 100] 508
July 118 | 84 | 74 |114 | 208) 85) 683
August 46 | 72 | 55 |106 | 125) 142) 546
September 538 | 84] 76 | 59 | 142] 107] 471
October 120 |137 | 97 | 59 93) 118 619
November 101 | 66 | 65 | 66 | 146] 148] 592
December 81 | 44 | 26 | 79 | 109] 157 496
Total 947 |709 |610 |973 |2513/1940| 7692
Latitude 25° to 80°, Longitude from Greenwich 15° to 45°.
S % 3 % S % TOTAL FOR THE SEPARATE MONTHS.
2] 3 2 S| 2) 2
° ° ° ° °o °
s See | eras 4
5 a/aleia) alg = eo ee el ee i eee) Gatien es
8 S08 (22 lee Se eerie evs Ss eee
North 14 | 25} 61) 31) 17) 14 162 12 15} Sh iG |} Sy adi 8B | We yp lO Wa ya
N. N. E. 81 |203 | 210} 89} 81) 48 712 34 | 26 | 23 | 24 | 23 | 96 |155 |125 | 58 | 41 | 72
N. E, 87 | 75 | 152} 50) 121) 50 485 24 | 12 | 15 | 24 | 24] 40 |144 | 35 | 29 | 45 | 46
E. N. E. 84 | 80 | 149) 172) 204/149 788 69 | 89 | 80 | 46 | 51 | 67 |140 | 89 | 68 | 62 | 64
East 12) 27 | 77) 62) 90) 71 339 20} 15] 6 | 22 | 20 | 26} 48 | 57 | 28 | 37 | 26
E.S. E. 15 | 387 | 57) 76) 121) 81 386 81 | 16 | 28 | 31 | 20 | 29 | 381 | 23 | 380 | 34 | 46
8. E. 5 | 138 | 22) 55) 46) 24 165 27|14)11/| 6] 8] 16 8| 7} 12] 12 | 1
8. 8. E. 14} 11 35) 94) 69) 38 261 27 7 | 12'| 23 7 | 20 8 | 12 | 34 | 32 | 32
South 7} 9} 40) 54) 51] 13 174 Tal 28a) 18) Tae 3s) 10 5| 4] 4 | 24 | 33
8. 8. W. 10 | 16 | 40; 87) 92) 29 274 24} 18 | 20 | 22} 15 | 29 9} 6 | 28 | 28 | 46
S. W. 3 | 7 | 26) 386) 24) 26 122 9| 8|12] 14] 6 8 By) |) slik yf jy alee
W.S. W. 7 | 23 | 35) 53) 45) 16 179 16 | 10] 20] 7] 16] 19] 18} 14 | 15; 16) 16
West BiB || 2a a OP) 68 FI ON Sl ON Gy 2 ty Si Bi Sy 7
W.N. W. 12} 22 51} 41) 47) 34 207 25 | 24 9 8 | 10] 17 7 7 | 18) 24574
Ne Wie 5 | 12 26} 34) 18) 8 103 a 6 | 15 7 (i) iil 4) ala 1 | 10 9 | 15
N. N. W. 23 | 41 76) 68) 40} 12 255 18 | 16 | 28] 221 15 | 46 | 386 6 7 29h ae
Calm 5 | 16 | 48) 389) 53) 26} 187 13 | 8] 17] 6] 6] 21 | 18 | 12 | 15 | 20) 40
Total 289 |680 |1180)1042/1128/648 4867 370 |245 |270 |294 |254 |479 |680 |429 892 |441 |5384
January 49 | 41 51) 76} 91) 62 370
February 28 | 386 | 52) 76) 38] 20 245
March 29 | 12] 45) 63) 86) 35 270
April 10 | 87 | 56} 52) 99] 40 294
May 17 | 19} 54) 64) 60} 40 254
June 21 | 64 | 99] 122} 105} 68 479
July 55 {181 | 218} 101] 107) 68 681
August 11 |101 | 148} 51) 48) 70 429
September 8 | 65 82) 110) 90} 37 892
October 3 | 35} 90} 117] 115} 81 440
November 32 | 53 | 115] 105) 155) 76 534
December 26 | 36 | 122} 105) 139] 51 479
Total 1042/1128)/648
11
WINDS OF THE NORTHERN HEMISPHERE.
Winds on the North Atlantice.— Continued.
S. S. E.
South
8S. 5. W.
S. W.
Was: WwW.
West
We ROW.
January
February
March
April
May
June
July
August
September
October
November
December
Total
Latitude 25° to 30°, Longitude from Greenwich 45° to 80°.
ot °” 2 of a Gu 2 TOTAL FOR THE SEPARATE MONTHS.
2 “s ) o i~ ~ | oO
yl heecel te pallial aap
a laut ies ee pon aia
3) 2 | 2) See
a1 2} a9 21 Siete
BR tl cal co RAIA
4] 8| 387] 84 61) 25) 80
5 | 15 | 27 |, 101) 69} 23) 16
2 | 34 |116 | 802) 195] 74) 27
31 | 24 | 66 | 106} 85} 17) 39
58 | 44 }111 | 203) 124) 60) 58
27 | 41 | 79 | 136} 68} 33} 25
27 | 41 |163 | 271} 151] 50} 41
8} 12} 32] 79} 48} 28} 18
14 | 13 | 61 | 115) 68) 49) 17
2| 8] 387) 75 61) 23) 4
11 } 21 | 74 | 153) 112) 42) 10
12}; 5} 21] 388) 28) 19) 6
7 | 10 | 41 90) 38} 27} 18
8} 5}]19] 383) 10} 8 18
12 | 12] 33 | 80) 66} 33) 22 f
2) 5] 25] 39) 32| 14) 10} 127 21 | 24 | 15 | 22) 16) 0 2) 2) 8 | Soveiae
6 | 14] 388] 82) 57} 27) 18; 242 16 | 29 | 18 | 24] 19 | 12 | 14 | 26 | 33 | 22 | 12 7 17
246 |307 |980 |1987/1278]552)372) 5717 ||481 |451 \589 \694 |713 |871 |414 |432 |295 |431 |403 |443
25 | 12 | 76 | 150) 114] 28) 76) 481
81 | 12 | 18 | 173) 128) 63) 26) 451
12 | 26 j111 | 200) 152) 65) 23) 589
13 | 21 |185 | 277) 157) 56] 35) 694
13 | 88 |132 | 288) 150) 45) 47) 713
19 | 10 | 63 | 150) 58) 45) 26) 371
20 | 25 |104 | 138) 69} 27} 31} 414
27 | 46 | 88 | 137 3} 31) 20) 432
8] 3 77 | 103} 49} 22) 5) 295
83 | 44 | 96 | 134) 67) 37] 20) 431
36 | 32 | 388 | 107) 104) 45) 41) 403
9 | 10 | 42 | 180 142} 88) 22) 443
246 |3807 |980 1987 1273|552/372| 5717
January
February
March
April
May
June
July
August
September
October
November
December
Total
Latitude 20° to 25°, Longitude from Greenwich 15° to 45°.
ei | Ge ° o pF TOTAL FOR THE SEPARATE MONTHS.
an nN oD of a) —s
po eee i eess all eres east if es
s»/s|/s/s]/3)e
4 aq a ) oD ~t — 4g = s
iy Peat otal) et ies s ai/42/8 | 8/2) 8] So) 29) Ses
Sd soba | awe [a a Sle |S /4}se}5 |S b4 |e le eee
20 | 41 37| 39) 14 | 12 163 7 | 28 | 21} 10 | 2 9 | 25 | 20 | 10 | 14 9] 8
29 |292 | 308! 160) 78 | 21 888. 38 | 55 | 24 | 33 | 28 /112 |210 |153 | 77 | 56 | 63 | 39
10 | 83 | 157) 151]152 | 50 603 42 | 19 | 18] 381 | 83 | 64 |129 | 77 | 42 | 86 | 56 | 56
9 | 76 | 183) 242/276 |116 902 62 | 68 | 30 | 58 | 49 } 92 |110 |} 86 | 82 | 91 |101 | 73
4 | 56 67| 103] 78 | 44 332 42 | 19 | 21 | 20 | 16 | 29 8 | 20 | 34 | 87 | 41 | 45
6 | 24 30) 79) 45 | 38 222 29 | 25 | 15 | 16 3 | 19 4] 11] 18 | 19 | 44] 24
Ql 8| 22) 18 5 55 10 8 5 TE AG 3 0 3 1 8| 14] 2
4 9 17| 34) 26 if 97 8 | 18 7 4 07 12 1 7 9 8 | 18 | 10
0 | 13 8} 16) 9] 10 56 5 5 | 12 1 Oo! 2 1| 0} 2) 225) 105
6 | 12 36| 32) 15 5 106 17 4) 19} 12 1 5 3, 0 4/11) 16 | 14
0 8 28] 16) 7 6 65 15 5 | 10 3 Oy; 2 2| 0 2 | 11 | 12 3
1 | 23 19} 15} 11 | 10 79 17 4] 12 7 4) 0] 18 0 3 5 7 ‘|
1 3 4) 12) 4 0 24 5 1 4 1 81 0} OF O 1 2 1 1
1 | 20 22| +27) 30 9 109 17 9 | 24 5 6} 38 0} 3 6|16/}15) 5
0 | 14 17 9) 5 1 46 8 3 5 | 12 bi 2 2 1 0 3 8 1
8 | 30 53| 45) 24] 4 164 13 9 | 29)| 28 8 | £9 5] 8 | 138 | 16) 6] 10
2} 11 28) 17) 15) 10 83 2 2 8 6 4} 8 2| 5 6] 15} 14) 11
101 |702 |1022/1019/802 |348 8994 337 |282 |264 }248 |163 281 515 |394 |304 |360 |430 |316
17 | 50 85| 115} 79 | 41 337
2 | 62 63) 70] 64 | 21 282
22 | 29 57| 66} 50 | 40 264
6 | 47 61} 50) 59 | 25 248
6 | 18 40| 29) 54 | 21 163
@ 67 83] 159) 57 8 381
10 |125 | 144] 129] 79 | 28 515
10 |105 | 161} 24) 49 | 45 394
1 | 74 95| 74] 38 | 22 304
7 | 36 | 121) 79) 90 | 27 860
9 | 56 99) 122/104 | 40 430
4 | 38 63| 102) 79 | 30 316
101 |702 |1022)1019)802 |348 3994
SERIES B.—ABSTRACTS OF OBSERVATIONS. E
Winds on the North Atlantic.— Continued.
Latitude 20° to 25°, Longitude from Greenwich 45° to 80.°
SS WP eee || es TOTAL FOR THE SEPARATE MONTHS.
a> ive) oO ie) ~ ~ fee)
S)/ 2| 218) 31 Sie
fe} °o fe} to} °o ie} fe}
3 Sls (3 )35 (Ss) 28 A a ;
5 eilgileailagigl ale is AISIS IE ISTE) S12) eB ies |e
S ahs ole | epe ted 2 gS See ys (es )S lee Se
North 15 3 57| 43) 13 7 0 173 24 | 21 | 35 | 29 5 4 3 | 13 i 9 | 10
N. N. E. 68 43} 79) 50) 11 2 4 257 28 | -24 | 83 | 30 | 17 9 | 19 | 13 | 83 | 10 |} 138
HN. E. 49 | 245) 897| 236] 51 | 28 0 1006 58 | 89 | 68 |125 /179 | 83 | 59 | 86 | 65 | 45 | 87
f B. N. EE. 67 | 168) 196) 124) 24 a 3 589 42 | 40 | 66 | 54 | 62 | 43 | 85 | 49 | 40 | 30 | 48
Bast 53 | 184) 290) 163} 50 | 24 3 767 24) 64 | 81 | 97 | 90 | 57 | 92 | 64 | 46 | 60 | 46
E.S. E. 32 87) 128) 90) 19 |} 12 6 374 22 | 23 | 36 | 58 | 36 | 29 | 32 | 20 | 20} 52 || 27
8. E. 14 | 100) 209) 152} 28 | 17 df 507 28 | 40 | 60 | 78 | 75 | 29 | 22 | 24 | 60 | 68 | 14
8. 8. E. 18 26) 42) 35) 11 i 1 134 9 | 16 | 11 | 14 | 20 9 6 3 3} 21 | 17
South ite 45) 61) 44) 17 7 0 gil 30 | 15 | 21 | 387 | 18 3) 6 4) 10] 14 | 18
8. 5. W. 3) 27| 27| 25) 3 0 1 92 10 | 10 7 9 4 5 0 4) 10] 14 | 17
Ss. W. 8] 40) 34) 39) 12) 3] 0 136 O)] O) Soy ee CN Gy By Bye a2 7 iat
W.S. W. 9) IS} Sy] WO) at 3 0 54 5 5 | 13 6 5 3 0 2 2 8 3
West 4 25| 23 Ol uit 0 0 70 11 | 10 | 20 | 18 5 0 0 0 3 3 4
W. N. W. 11 11; 18 5) 10 0 0 65 3 5 | 20 | 14 0 3 0 0 3 3 1
N. W. 2 25) 30) 22) 10 1 3 93 18 8 | 20 | 27 5 2 0 0 0 5 5
N.N. W. 9 7) 4) 20) 2 3 0 65 15 4) ale 8 2 0 1 0 6 1 5
Calm 12 24) 44) 33) 13 8 3 137 10 @) j) Pal |) eb | ala 8 7 @) yj aul 8 | 18
Total 897 }1121)1664/1098/286 |123 | 31 4720 |/846 |3892 |546 |647 |541 |800 |335 |285 |3834 |373 |340
January 21 61} 140) 87) 18 | 12 7 846
February 26 | 65} 149) 122) 28) 3) 4 892
| March 61 | 147) 119) 149} 57 | 10 3 546
April 88 | 146] 228) 149) 44 | 31 | 11 647
} May 22 | 107) 247) 181] 32 2 0 641
June 22, 76) 117) 69) 16 0 0 800
} July 23 85) 161} 51) O} 15 0 335
August 27 Ss] ts}, OS). 7 0 285
September 39 | 110) 141; 32) 9 3 0 384
October 75 | 103} 89} 58) 27 | 21 0 373
November 28 95) 107) 81) 20 ) 0 340
| December 15} 381) 88} 100) 31) 10} 6 281
Total 897 |1121|1664)1098/286 |123 | 31 4720
Latitude 15° to 20°, Longitude from Greenwich 45° to 80°.
2° 2 oe °° a ra 3 . TOTAL FOR THE SEPARATE MONTHS.
iVen) wo oO o i i~ oo
S| S| 8) SS) S83
° ° fo} ° ie} fe] °
3 Sim | Se lS) oe lS tS a
5 Ata) ei a) a aie g Fees ee ee a ease
5 sie jeden Sis ie a Ses ie lays baie |) 4) eS |e
North 25 25) 19 | 12 2 4 il i fee} 12 6 | 22 | 13 5 2 3 1 2 4 1
N. N. E. 34 69] 37 3 3 4 1 151 7 | 40 | 26 | 15 4) 14 7 9 3 8 9
N. E. 352 | 521/208 | 36 | 47 | 42 9 1210 70 |109 |148 |167 |178 |126 | 79 | 85 | 38 | 72 | 68
EH. N. E 158 |} 289/178 } 17 | 21 | 11 1 675 27 | 44 | 68 | 82 |108'| 74 | 67 | 42 | 42 | 45 | 59
Rast 147 | 242/146 | 22 | 74 | 47 | 15 693 83 | 55 |117 | 97 | 88 | 31 | 50 | 49 | 86 | 59 | 48
E. 8S. E. 58 86) 56 U | ue 2 il 229 9 | 14 | 32 | 42 | 24 | 13 5 | 17 | 16 | 22 | 22
8. E. 46 74) 72 | 138 | 20 | 14 6 245 13 9 | 26 | 67 | 22 4 1 | 10 | 17 | 41 | 23 2
8.8. E. 14 8} 10 1 1 3 4 41 0 1 3 9 4 0 0 5 2 8 6 3
South 18 80} 13 4 1 3 3 72 4 0 8 | 18 4) 0 3 4} 12 6 | 11 2
S. S. W. 3 4| 3 0 0 3 3 16 0 0 1 9 0 0 0 0 1 4 0 1
S. W. 9 14| 8 0 0 0 0 31 2 0 3 8 6 0 0 0 2 6 3 1
W.S. W. 6 1} 0 3 0 0 0 10 0 0 0 aa 0 0 0 5 0 0 0 1
West 3 10) 2 il 0 3 0 19 0 0 3 9 0 0 0 0 1 2 3 1
W. N. W. 5 Oo} 1 1 0 1 0 8 0 0 5 2 0 0 0 0 1 0 0 0
N. W. 14 HU 0 0 2 0 28 0 1 a 8 0 0 6 0 1 1 2 2
f N. N. W. 1 1} 4 0 0 0 1 7 0 1 0 2 0 0 0 0 0 0 0 4
Calm 13 16) 16 0 1 9 2 57 4 3 4} 15 6 0 0 0 0 9 | 10 6
Total 906 |1395|775 {120 |189 |148 | 47 3580 |/181 |283 |468 |567 |4384 |264 |221 |227 |174 |287 |260 |214
January 21 74| 27 | 21 | 10 | 28 0 101 *
| February 24 | 132) 81 6 | 20 | 14 6 283
March 122 | 141]109 | 88 | 42 | 10 6 468
April 118 | 288)128 7} 23 | 41 | 17 567
May 88 | 210/115 3 | 11 u 0 434
June 50 | 145} 61 4 4 0 0 264
July 70 97| 39 5 1 9 0 221
August 94 79| 82 | 10 6 6 0 227
September 87 42) 20 3 | 18 0 9 174
October 87 80) 65 8 | 22 | 16 9 287
November 96 | 90) 52] 8 7 Onlin) 260
t December 49 67) 49 7 | 30) } 12 0 214
Total 906 |1895]775 |120 |189 |148 | 47 3580
80
Course.
North
N. N. E.
January
February
March
April
May
June
July
August
September
October
November
December
Total
Lon. 15° to 20°.
|
bo
CORNRPROOCORCOHRH RNS
61
RPoNOnrRUOoCoNoeD
oe
Lon. 20° to 25°.
907
Lon. 25° to 30°.
69
379
296
286
95
44
18
23
NImownoogm
40
19
1327
82
54
64
79
41
122
163
208
116
168
115
115
1327
Lon. 30° to 35°.
Lon. 35° to 40°.
(sx)
onl
114
an
or Or
ea
~~]
ne
WONFNYRrFORwWNW
cs
oR
Or bo
Winds on the North Atlantie.— Continued.
Latitude 15° to 20°, Longitude from Greenwich 15° to 45°.
ss
vm]
=
3
°o
oe
5
d =
c} o
= =
7 165
12} 1045
122 | 863
87 | 955
67 | 315
39] 177
25 54
6 51
4 28
0 23
2 17
0 28
1 17
0 30
0 19
1 126
3 83
376 | 3996
ry
CO.
~)
mt
oO
b
oo co ho
CoH»
b
orsI co
rs i
23
we Oe
CO CO
459
s) 233
9 204.
37 235
16 201
30 188
21 365
28 557
53 526
75 395
47 392
41 420
10 280
876 | 38996
Total
January
February
# March
April
May
June
July
August
September
October
November
December
Total
a arhS: fa Weee
| = 3 a
SMe (isl: bee | ee hice
eee festa ast ia i 20 ae
48 | 58 | 36 | 87 | 68 |115
56 | 82 | 61 | 62 | 48 |112
59 | 51 | 48 | 46 | 37 | 87
23 | 18 | 23 | 21 | 16 | 19
13 5 3 5 6 0
0 2} 12 4 0 2
2 3 6 al 0 0
2 3 2 2 0; 0
1 3 2 0 2 0
BY Nal Ol
5 1 2 1 0 0
1 1 2 0 2 0
1 1 2 4 3 1
Na a eh it
Ohl) 29) Ge liane leasn ele
TN Sel Balle
[283 |204 |285 |201 |188 |365
|
WINDS OF THE NORTHERN HEMISPHERE.
July.
me bo
erga)
wow
bbe
Sor
ocoomoouno
or
orb
“10 c 0D
ie)
ODOR PRR WOOO
oO
to
TOTAL FOR THE SEPARATE MONTHS.
APOWOONWNN
i
Oo
oO
° ° o ° oO” oO
a ee eo Uo
Be Nei as | rvea eal ane rel uno
° ° ° ° ° °
3 = 8 S 3 = 2 é c
a gd |o4 Fe | E 3 doleon|iay [eee ier
SU! Fai ek Oe a ek Ey as WS les [eee
AS cObte Geb edie dl 30 Ones) |) Gu|esh eo
55 | 26 Oo} 2 3] 0 86 || 2381/18/14] 7] 2
675 | 277 Gel dew eaele Tl 995 || 57 1127 167 |153 |125
214/119 | 25] 10 9| 0 377 || 16 | 35 | 69 | 63 | 66
10%) G6 |) MOM tral BOule a 242 || 141 15 | 40 | 41 | 47
Biase Wale 6 5| 0 93 Sule | FOS al) ee | tery
Sao 4 3 Shea 63 BP a Ga Wale hat)
11 4 5 1 0} 0 21 | Gal | Gly 3
Bile aul 0 i te eS 14 Cai) ie ieee ico
1 0} Oo 0 ‘Onl aG 1 OulpeO|POnln st eno
5 1 0 CES Oy al 7 Oule conse Ou ae een
0 1 0 Oil AOL) wd 2 Ou On|) del ate
3 3 ON (Or eran 2 8 Oy ap WP Bib a
2 illaO: OM, (OM) xGy|: 92 4 Ou) OC) Ono le
CNP eee 1 ON}, e108) <0 14 ale |Site lean
5] 2 0 ‘iy Od al 8 Oa Oa ok Senin
10 10 0 0 0 0 20 1 0 3 8 0
1182 '| 583 | 73] 58| 78] 16 1985 [1123 |216 |334 |305 |263
68} 23] 16 9 Th er0 128
146] 59 5 6] 6]! 0 216
156 | 141 8} 9|.20] 0 3384
172) uON|) ise Gull On| tl 305
175} 74| 2 Oui) ean) a3 258
UG e850 Oe KOs! SeOul a0 149
77) 21 Ori Onl ert no 101
Ge ONS I Tarlo a) 79
45| 20| 9 Oal Wars nO 86
62 82] 12) 8 Bul 105
69 | 31 Bo | lemon a0 107
51 | 21) 12 7| 25) 2 118
1182 | 688 | 78| 68] 78| 16 1985
Latitude 10° to 15°, Longitude from Greenwich 45° to 75°.
2/3
515
Zip a
Lie)
106 | 68
30 | 13
9}, 9
0; 4
1) 4
0; 0
0| 0
0}; 0
0.) 2
0} 0
0; 0
Oni 16
a)
D5 78
Oi) a
149 |101
TOTAL FOR THE SEPARATE MONTHS.
Corowa
—
oe
Oo ooctre
bo
ao
wrDorbh o& ob
Couanmow
| Aug.
ke oo
CKHOCOCCOCOCCONFODADHKROWS
~~
Sept.
bo
-
ISWONTOCHRONWANORTY
pmoocoococooneo
rary
o
=
=
rary
MOoOnNRPNWNOCOrFOCaAH
ee a
acl Deel laa ele elie ee ee ee eee
k
SHRIES B.—ABSTRACTS OF OBSERVATIONS. rel
Winds on the North Atlantic.— Continued.
Latitude 10° to 15°, Longitude from Greenwich 15° to 45°.
TOTAL FOR THE SEPARATE MONTHS.
.
Lon. 15° to 20°
Lon. 20° to 25°.
Lon. 35° to 40°.
| Course.
June.
Pal
i bo”
CO
bo Go
| Sento | Lon. 40° to 45°.
or
lo}
2g
a
=
o
be
Bort WN || Lon. 30° to 35%
I
Pieter
446m
Co oS
10
=
“> G> CO
i
bo
9 BD
No}
Ete om
b
(er)
c
L ny
MoOorwrhatwr Oh
ama
j=
is}
Hee
a)
ee co
Ro k=)
nae
bo
OOH TIRWOLSO
bo
a
tet
Cr O) GO GO) G2
pon
—
“Im~10 0
oO
2as4sarr
IO)
E
a
oO et
232
OwmewmooooodorH!
Cre Ht © CoP CO CO NI OD
e
o>
PrerorRooooooWw
bo
=I
OWWroOoOOOOOCrF tt.
OHNWOHOHOCOOHH
ONrorROrcoOoCOoNWP
oa
Oo
Co “Ico HT 6 CO
oa
N
S)
5
@
a
Ss
Atlantic Ocean.
SEPARATE MONTHS NORTH OF LAT. 36.°
Lat. 20° to 30°.
Lat. 30° to 34°.
Lat. 34° to 36°.
Lat. 36° to 40°.
North of
June.
Course.
| Lat. 10° to 20°.
| St. Michaels.
| Terceira.
| Lat. 0° to 10°.
nw
| Aya
tb
ao
f= | July.
‘Sa
> | Graciosa.
Seucohkaws
He
Ss
ao
A
to
=
S
C3
Ss
~r
C=)
=
93
3134
=
101
41
170
33 | 25] 0
4624 |227|309
163 | 65} 0
135 | 13] 0
84 3] 0
5| 28
0} 12
27| 32
0} 0
2564
30
21
iG
18
23
42
4) 24 7 0} 15
183/100) 47}112/139193/584
65] 7] oO] 5] 141 14
58] 70 51} 650 Al
48) 12 9] 61 0
70)204 70| 763
341 0 0 13
7A] 29 36 88
10) 0} 6} 23 9
1m or 102/182/144) 63
variable
=
oo
oS
Som | St. Mary’s.
~
ive}
Cy
ist)
oO
o
—
ao
fom
ep LS eles
mo wee 2 ois
EA
[aan
Nous
=r
Snoootowooceats
a
Neoscoooa
=
wo
a>
ewneoossoooscooeucseso
>
2
a
ct
oo
oO
— SD
bo
oo
S
ar
book
SNOnSoooHoRSoTSOMOAS
=
m
=
90 bl a eh ca
Beg ge
DTD es Ea Fl
os
Zag
=
=
BOoOSoOOoOUuSSoNosoconuooSe
ar
co
=
sa
a
No
wer
2S
a3”
Bee
eo:
oo
=
i}
=
mMooouvcooocoeooonconoucoocoooucanse
a44au
4 4
ofPocoocococoeonrohomoocos
So uchoRooSCCSOCSoONSSSoOoacoS
a
q
5. V7
8. V
HS. by
8.
8. by
W.S. W
WwW S
W
W. by N.
W.N. W.
N. by
N.
ING by
N..N. W.
N. by W.
Cal
Winds at the Madeira and Canary Islands.
Funchal, Madeira. Teneriffe.?
TOTAL FOR THE SEPARATE MONTHS.
Course.
Sept.
December,
| July.
Aug.
| Oct.
Noy
FPwooowr+# |
i) | April.
He O10) HBS 6 1D
oo | May.
aBANmWwoorond
bo | June.
onNnodo wwe
eH | Jan.
DoD oe Ow com
bo | Feb.
Anoorpeay
bo bo | Dec.
=e
NDaSSHaAoOe
bo
is
Ree SD HON ot
Or
ao | March.
SoSOoONNDSO
MrHooFr wet
eb
OmTIROWOOE
_E.
likin or ‘
variable
_
a
—
—
—
—
a
SLSioiNeions
et
! These observations were taken in the months of June and July, 1839.
2 These observations were taken on board the brig Ocean, partly while lying at anchor at Teneriffe, and partly be-
tween there and the Madeiras.
_——
84 WINDS OF THE NORTHERN HEMISPHERE.
Winds in Great Britain and Ireland.
Elgin, Scotland.
TOTAL FOR THE SEPARATE MONTHS.
Calton Hill, Scotland,
Bronxholm, Scotland,
10 years.
Aberavon, Wales,
Sept. Oct. and Nov.
10 years.
April
| May.
| June
| July
Aug.
Sept.
| 1837.
| Oct.
| Nov.
| Dee
!
| Feb.
ooo
So
836.
Om Soo Rb | 1836
bo
hoa »
0D
“ID
i
pal
=o
,
COOMOHWSwWwoHoocoH
bo
oo
COM COOH H TOMO OCOCOrFb
oo et
HB HOHM OMA mOAIATOMOHOH
bo
Ps
StH wD PATO ONHS
—
bo
5O
="
wo
SCSOrFRKNORFRWOFRN SO
ies)
iss)
bo
oo
an
bo
or
SWONOMHOArPODMOOHMN
a
WODWOWHWATOCOrHrOWOr
— —
AarawoooowmrRoroco oon
fet
_
as
a)
DNPREOROCCOCONONONON | Dublin, Noy. 1840.
OPROWOOH HEH DOH FON OCS
MoOoEHTONDEAMNASCOOOOF
STH AIDOWNaraoRe-T
bo
So oP
ell apd bo
WON oaooOoodoowWwoade
bo
Se
aIsooo
ASS
Ou
(=)
—
Variable
Castle Toward,
Clunie Manse, Scotland. Scotland. Londonderry, Ireland.
Banff Castle,
ge
a
a
s
o
i=
| March.
| April
| July.
| Au
61
141
141
128
82
470
189
249
| Oct
i Noy.
Dee.
Do | Jan.
—_
hob eS Pie bo
=
a
het Or CD CD ST 09 © CD
=F
NNWNORrOWH >
=
wonwmnNMme oh w&
bo
SwRDoCconrP
—
onNmeownon
rary
MAOWNWQBReeH May.
R=. 09 09 09 open | Sept.
war
SIR woodr Ww
oe
wnNoonor
Isle of Man, Irish Sea.
Course.
a
el 6 P
as |
19 387| 42 93 82)105) 64
97 |132|119] 93) 84) 64/| KE. 92 87| 102) 107
67| 45) 95/146/119 142)! S. 61} 62) 86) 93)113
169) 167 116 183}178/142) 83 Apo LLB . 120/126)110} 65} 82
oe OR &
Le
=
anr7
Rnipn
1 Date not known.
SERIES B.—ABSTRACTS OF OBSERVATIONS. 85
Winds in England.
London. 1806 to 1818, inclusive. Manchester. New Malton.
| 3 y’rs.t
cs
a
=
12/2
67
40
32
21
74
19
, 40
Calm o \ 55
wee
Sow undo
Aannnn iz
33 F &
— eH
bo bt
S
Variable
Greenwich. Devonport.?
Sturbington,°
1 year.
a
Ss
CA)
al
Delphen, 1 year.
146/255} 91
111) 73) 90
756/772|762
165)126)115
828/641|397
95} 80)104
115/130) 76
136/125) 77
5981558)714
389|685)205
977|983|647
208)195|513
330/521/391
230/155|248
180/383/344
Oh Ol O
woo |
Sous
sR to
IO O17
Te GO or
Lancaster.
Mansfield Wood-
Alderly Rectory,
1 year.
Keswick, 5 years.
Cheltenham, ,
High Wycombe,
1 year.
1 year.
Southwick,
11 years.
i
d, 1 year.
oo & 09 oe | Thetford, y
bo
>
Soir
re bos
bo | 5 years.*
men
Soe
SraMDnroe
wrPeaeat
—
on
bo
~]
en)
who
for) 6}
comity
co
fer)
aI
Ce} eo)
a bo
he = |
Rete Stools erKon
oo
AMHOOn
1 Date uncertain, 2 By Osler’s Anemometer. 3 By Whewell’s Anemometer.
12
86 WINDS OF THE NORTHERN HEMISPHERE.
Winds in England.— Continued.
FS,
Bushey Heath. Penzance.
o
eo
g
l-
4
Gosport. Gosport.
]
=
a
oO
=1
o& | Sept.
bo
on
bo
=
=
oy a
Co
=
orbs © 100
wNonwon-
bo
bo me Or te to Co bo
me CO
—s
NHoker
eR
ee
“RAM wWo
ao"
100 ©
oRW
co 02 CO
Or wD
Pee
Oppo
= bh
mI bo Orb) OOO
—
=e
otis etots ais | Jan.
bo
— bo
eo oO
el wo)
foo or)
Winds in Denmark, Norway, Sweden, and Russia.
Holmia. Monachium.
North and west
coast of Norway,
Skagen, 9 years.
September.
Archangel,
18 years.
| Kasan, 1 year.
pe
—_
or
2350.2
1426
2339
2760
1969
Q757
3007
2023
1784
=
[oe Se)
Oe Or
a_o | 1785.
_
oo
Way oe wont
oi ‘ 2
oat | Kors 2 yoars?
b
—
on
=
or
pe
-
oo A
SSOOOnnwnseorwoococcoscso
tia
' Date uncertain. ; 2 Locality doubtful. 3 St. Petersburg. (?)
SERIES B.—ABSTRACTS OF OBSERVATIONS. 87
Winds in Russia.— Continued.
Lougan.*
| March.
| Sept.
Sept
| Oct.
| Oct
| Dec.
piss | Aug.
6 1
) 2
118|65) 21
24 0)
2
5
6
2
&
wo ore
WWW Oo
~J
(=o)
Ge Oo Or
=
ae
De
=
bo
bo oak ©
(Jv)
TO -10 —
Bb ©
He bo Ot
19}:
1/23) 1
10 36/31/20)
1] 9) 22)\24) 3
60/68 /112)56/91/86
15/38
18
or
a
(Se)
we RS)
S09 He on > ~T 00 | Jan.
=
oe
oeosy)
i)
ers
Pa =
O
r
co
OAwwowws wan
a w eH
OOOH
er)
1 EH! 00
ce
wows
=
et
ACWHOHnDDS
OA gnnme ay
St. Petersburg.
TOTAL IN
20 years.?
56] 29) 4¢ ? 3 146):
175/310 48 4\980)65
43)100 312):
106) 84 y 2 234
194)119 d 263
380)|275 4) 344 3 537
81| 65 j i 728
“We 4 99
ae 199 ie e882
Winds in Prussia and Austria.
Dantzic, 13 years. " b Prague.
Dusseldorp,
1 year.
ro aTa1 3 |
Or 00 = ~T
wm oo
2) bo
variable
Gaimlcr j i
" There are two different records of observations taken at this place, both dated 1838. 2 Date uncertain.
WINDS OF THE NORTHERN HEMISPHERE.
88
|
Cs]
“4
da
»
Dn
3
~
S| ej a| ao ee
Manheim. St. Andex.
SEPARATE MONTHS OF 1785. [
Bye Sl elelelelel ele elelelalsielels| 2) al
ESS SNe Ie Se eee Se el Si sis ss
352) 27| 46) 24) 4) 9 Zi SON OO ON Oa ran AS ArT TS Gioia
517) 50) 51) 78) 10) 7 a au Sy BN TW BB HY. 1S PAL OO)
673) 53) 49) 84) 9] 6 | 14] 13] 15) 4] 2) 1) 8) 2) 5} 10/1131) 67) 39] 24) 17 |
CRE TAO MOS) 7a Sy) BN Te Bi il Bi By ah Hy) IBY) Ta 6} 3) O] OF
898] 44) 27) 53) 4) 2 3] 9} 38) J] 4! 4! 10) 5) 1) 7! 72/108) 94) 26) 49 %
835] 89) 85} 81) 13) 7 IL Gi Gi) PN tay FS aI) 7c) (0) ss} 6} a
615) 52) 53) 51) 7] 2 a Ty Bp al Oe SB By GI A ZS) TUG try rl BO) |
626] 75) 69) 54) 6) 3 Py i By 4 By TWO] 7}, By SI OO One
978) 23) 19) 42) 2) 1 0) 3) 2) 1 2) 8) 9} 65) 68) 61) 88) 49) 96) 35) FO |
894/117)103] 84) 6) 8 By 4A AY Tia) TET U5) By a SB 7) B)
818] 58} 99) 83) 4) 8 5} 2) 12; 1) 13) 12) 11) 6] 7] 2)1/156) 88) 92/1389) 98 |
885] 87) 90) 77) 1) 8 Ao By, Sl US Sa. Ia) 4S 2 LO) SO
456; 40) 31) 46) 1)| 7 5) 4) Qi 2) 1) 4) 38) 64) 62) «61 1999)44'7/959)991 1280
751| 74| 83) 79) 5] 8 By) TU) BS) UG} BH GG 12} 10) 1) Of
541) 57) 56) 81) 3) 3 | 12) 10) 7) 11) 5) 3) 64) 64) 11) 68) 1266)119)137| 62/195
. 11045)129)153)101) 13) 7 | 13) 14; 8) 20) 38] 1 OO; 5 9] 8 OF Si i Ons
42) O| 0} 0
71) 62) 64) 83
Course.
Ratisbon.
183
181
SEPARATE MONTHS OF 1785.
a 4
Sea ie
5 = =] <
3 | 12 8 | 15
Be) 4] 1183 |} IS) 9
( j iil |) ig) 7
38 2 | 138 | 16
0 0 0 1
1 6 1 5
1 | 16 4 9
1D |) QL | BY | Be
June.
July.
ise)
WEAOCOANWS
CO + + HR SO OD I
— bo
=
co OO
Aug.
WATNM Rw Phe
Oct.
bo
OR RE Ob ete
bo 09
Course.
Aannne Aa
aS. 5
Anspach.
SEPARATE MONTHS OF 1843.
| Jan.
oo | May.
Hee | April.
OOoOrOoON
WOOT HS
35
13
mtb
ep
}
CNW RW
aa)
CHODOHH OD
aN
t
Se
on
oO
wo or
me bo
HIOMNCANGH
Gunzenhausen.
SEPARATE MONTHS OF 1843.
Jan
Feb.
| Mar.
April
May
June.
July.
Aug.
Sept.
Oct,
Dec.
—
SOaOrFFRNM OO
bo
cCownmnatorn
—
rRaoMmnorkore
=
ns
in)
—
AAGCAHIwon
=
TISONNON CW
bo
TOD bPTOr oO
oo
—
bo
bo
BOTH ATS 0
bo
_
bo
HOATIAROM
[Jy]
NWOAADSHOS
ror FR WOR OF
ccmwwiowh an
et bS
1 Date uncertain.
SERIES B.—ABSTRACTS OF OBSERVATIONS. 91
Winds in Germany.— Continued.
Herbipolis.t
SEPARATE MONTHS OF 1785.
g : a] 3
z eS) Sa ale eS eal eae ai I) (cay) es ees 1S I
iS) Sal Seles Ss Peta pe ee | a 1a 1s eres
North 97| 51) 50/120) 67) 14 | 138 | 11 | 12 4 3 2 0 0 ri 0 1
N. E. 13 6} 0} 35) 0 0 Ay AL) 8} 2 2 0 0 0 il 4 Y
N. E. 10| 77) 98/104) 53) 7 7 6 38 o 1 0 3 2 i 0 | 10 |
H.N. EH HS) 22) 191 23) 2 5 0 2 2 0 0 1 0 1 3 7 |
Kast 126; 96} 153) 98) 78) 9 2 7 2 9 0 0) 16) 15 | 11 1 6 f
H.S. E 44) 18) 6) 7] 3 0 0 il 0 il 0 2 0 0 0 0 |
S. E 116} 102) 66) 30) 48} 9 1 7 6 i 0 1 5 os 4 3 4
8. 8S. E 52 wh Sl GO 0 Dy 0 0 1 1 0 1 1 0 0 |
South 275| 105) 46) 49) 27) 5 il il 0 il 2, 0 2 4 1 5 5 |
Ss. S. W. An QA Gl il @ 1 2 0 3 0 1 5 2 0) 2
S. W. 246) 166) 233/163] 98) 7 9 3 7 2 iy) aly) tal LO | U2} We |
W.S. W. 41) 31) 20) 51) 1 2 il 3 Oe elton nell: 1 0 0 1 4
West 238) 134| 190/293|3822| 17 | 23 | 28 | 24 | 24 | 26 | 33 | 36 | 34 | 23 | 84 | 20 |
W.N. W. 44) 14) 8 56) 4 2 1 2 9 | 16 | 11 1 4 1 2 3 |
N. W. 32) 76] 111)147)133) 15 8) US) I@) 4) 17 2 7 8) 13) )20 9
N. N. W. 6 6) 6) 45) 0 6 5 7 2 5 4 3 5 4 5 1
Tegern See
SEPARATE MONTHS OF 1785. 2
< | &
e ; : fl | a Ze| 2
2 BR Soh PS Sy eS Bite ele Cet eles he es I ean ce al a
8 SP SS PS eS) Se ee ese 13 ee aes
North 288) 2388] 65) 39) O} 8) 3] 4) 6 1) 9) 4 FT 2 FI OO} 381) 10 | 45
Q 19) Bo O} wp 2) Bl Sy Bl i Bl oy BB @ 0 54 |
78) 7A) BB) BO 2 Sl SB, Bl BI Bp By BN Gy aU Ss 64| 10 |113
a LG) WS oy 2 Oh. BE SB OO au yO BI) TIS 25
ast PAS SN EB Il, YB Tu SB AN ALT yh ay = BH @)) |) ai
Saeki 6} 31) 116 0} 7) 3] 4) 9} 10) 12) 17) 23) 14) 11 78 41 }
5 1162) 1153) 159) 131) 23) 5) 1) 14) 8) 10) 11) 8) 14) 5) 18) 14 0} 13 | 96
5 {Se IDE 39] OG) He, 12) mH GP Bi wor wl ay ep Oe By a) si 51 67 |
South 130) Sey) Tee yal UG) Gy ky Bl a) Gi BW A Be BB Oy aly |) BS. |
S..S. W. DG | eS SO ON SG Ol Ol 0) 2246 109 |
S. W. UO SO; Be aes) ey ey NM By UO GI Ie 0| 16 |105 |
| W.S. W. 0 By SAO WW OP Oy UW a SS OP Be BB Ih Ai 74 |
West 28] 39) 23) 148) 2) 2) 4) 1} 0} 10) 23) 19) 19) 18) 18) 32 () ls} | BS) |
W.N.W. 2 CBB TU a Ba Gy IG fy fy) I a 65 |
N. W. 203) 186) 274) 214) 9) 34) 41) 38) 25) 18] 11) 9) 12) 9) 7 1 0) 12 | 69
N.N. W. TB) VEO) Ss) Dy NB TT ai ya Oa 26 69 }
Calm 29
Giengen an der Brenz.
SEPARATE MONTHS OF 1841.
iS) = 5 i a < = 5 5 4 n S) zi A |
N. 88 aft 8 7 19 9 15 6 a 8 1 2 5 |
N. EH. 101 8 14 3 18 ia 3 4 8 12 a 5 8 i
KH. 110 1 20 8 12 20 4 4 8 ily 6 5 5 |
8. E. 33 8 4 2 1 3 0 2 2 2 3 0 6 |
8. 115 8 5 16 8 8 + 6 9 9 10 23 9
8. W. 259 37 10 18 5 ug Ue 23 12 16 Bi 35 | 36 §
W. 203 18 10 25 9 11 21 28 22 10 19 14 | 16 |
N. W. 167 ab 13 14 18 14 30 19 22 16 4 2 3 |
Calm 9 1 3 1 Dy |) 2)
1 Wurtzburg (?) 2 Date and number of years uncertain.
Winds in Germany.— Continued.
WINDS OF THE NORTHERN HEMISPHERE.
Giengen.
SEPARATE MONTHS OF 1841.
Z q j ; 5 ‘3 ca 3 ica th == x : 3
= 242. 3.) SG 88 25) 2 ae ee eee
N. 89 1 8 if 20 10 14 if 6 6 2 2 6
N.E 99), 9 | 12°) SB MA Te) 8° | ee eet ee
EK. iM 1 20 8 12 20 4 3 9 i 8 3 7
S. E. 37 8 4 2, 1 3 0 2 2 2 3 4 6
S. 117 8 5 16 8 8 5 6 9 10 10 23 9
S. W. 255 | 36 10 17 5 17 13 21 12 15 36 37 36
W. 202 | 18 10 24 9 11 21 29 22 10 19 12 iti
N. W. 168 | 12 15 9 19 14 30 20 22 18 4 2 3
Hof.
SEPARATE MONTHS OF 1841,
E do ai | 2 at esl gle ee
é ee | oe poe Bede) ee ee
N. Mala ws 9 4 13 9 10 4 ul 2 5 1 0
N.E 88 1 19 6 16 14 2 4 1 8 3 4 4
K. 59 4 6 fl 10 if 2 2 3 15} 4 2 3
S. E. 196 8 24 17 15 29 12 9 18 22 13 11 18
Ss Mall) eee: 5 19 9 if 6 ii 8 15 4 12 15
S. W. L791) 29 4 14 4 8 13 22 14 7 14 27 33
W. 246 | 28 8 20 15 12 2 35 22, 12 38 27 13
N. W. PBS Deh 9 22 8 7 24 10 19 9 3 6 i
Carlsruhe.
TOTAL FOR THE SEPARATE MONTHS OF 1834 and 1835.
is) = = =H 5 ior a < a 5 5 < nD ° a a
N. 78 61 68 ik 5 8 | 29) 20 Sy a ata Oe eae 7 6
N.E 394 366 298 | 86. | 421 67 | 70 | 58.) 56 | 45 | 487) 58°) 41 ene
dl. 16 25 79 | 10 4 i + 3) La ie) 10 8 8 | 16 5
8. E. 9 24 31 | 10 0 0 2 8 3 5 2 | 13 5 3 4
S. 13 32 33 5 5 2 3 6 3 | 12 2 2 9 8 8
Ss. W. 500 536 408 |103 | 95 | 67 | 43 | 7 78 | 73 | 93 | 72 | 98 | 74 | 74
W. 66 13 137 Ca LON 23 AG 8 On) TS) atest SON ano 4/11
N.. W. 19 38 46 6 | A25) 13 8 5 4 8 ff 4 if 7
Winds in Germany.— Continued.
SERIES B.—ABSTRACTS OF OBSERVATIONS.
Mergentheim.
SEPARATE MONTHS oF 1841.
13
z = a lee 8 = Sale als “3 4 : :
| S Ses lhe eg fciael oe bercinal etal iene bine Saale ss
i N. 132 6 12 11 24 15 24 ial 11 2 5 8
y N. H. 85 8 15 10 16 2 8 3 5 1 0 9
t Wy. 233 iil 42 26 Pl 38 10 9 20 24 5 12
1S. E 30 2 0 1 2 2 4 0 4. 3 5 6
| S. 109 13 0 15 4 10 5 7 12 9 14 16
S. W. 57 34 9 8 11 12 10 27 ri 8 11 9 15 |
H W. 271 13 2 13 8 12 6 30 Bil 33 46 26 35 f
| N. W. 68 6 4 9 4 ®) alti 6 3 10 fi 4 24
Burglengenfield.
SEPARATE MONTHS or 1843.
3 Pele
I 3 : I Bi a & ep = “S So).
: é Secunia) ee ee) ee) Gis | 2 ew
N. 71 0 6 3 6 7 6 ili 5 18 0 8 1 |
N. if 0 0 0 0 0 0 0 0 0 0 0 1 |
K. 405 22 25 62 oi 32 17 24 45 34 26 50 31 |
S. E. 57 16 1) 0 2 4 2 2 4 0 8 3 1 |
S. 66 3 13 6 6 1 0 1 15 0 1 5 8 4
1S. W. 15 2 1 1 alt 1 0 2 2: 1 2 0 24
7 W. 422, 47 22 14 36 48 50 45 22 Di 54 21 36 |
N. W. 47 3 2 il 2 0 8 8 0 9 2 3 3
Issny.
SEPARATE MONTHS oF 1841.
= . 4 = ‘S co) SB +5 y
=I | A $ = =) se it) 43 IS 3
8 Es & ee Son” Sansa Ses] Seem bayel Saale) Sin Sa aes
iN. 19 4 i 2 2 0 2 0 0 0 0 0 2
N. 37 0 3 3 5 a 7 2 38 0 1 3 Be |
EK. 162 11 11 22 18 25 10 a 2 18 Tf 8 3
S. E. 76 5 12 9 4 3 2 6 6 13 5 3 8 |
1S. 91 15 + 4 4 5 5 10 101 6 6 10 11
S. W. 268 24 13 19 22 17 Q7 32 14 13 30 24 33
W. DEAL Pr hla ewe bs ya so ert vm lsat sa i a I eA
N. W. 15 0 2 2 il 0 2 2 2 2 0 if 1 |
94 WINDS OF THE NORTHERN HEMISPHERE.
Winds in Germany.— Continued.
Tutlingen.
SEPARATE MONTHS oF 1841.
a a
S | &
15 A} AG i 1 SLO.) 19 6| 13 2 0 5
95 0| 23 6 6] 12) 14 7
y 146 0 8 8) Papo ead 4 5
8. E 13 0 0 2 4 1 3 0
8 34 1 0 7 6 7 il 7
8. W. 207 44 6; 21 7) 14 8 9
W. 308 29) Ut 28 | 39
INSAWi- 185 4] 32 13 | 20
Badenbach.
SEPARATE MONTHS OF 1842.
é Soe) 2) SoS eee ee ee
N. 29 5 0 1 6 1 4 Bal 22 2 2 3 0
N. E. 55 if 4 TDMA )OR 1 Ua oo ps Fa Te 3) O40 if) 3 2 0
K. 0 0 0 0 i} 10 it | 46 0 0 0 0
8. E 106 14} 18 6 3 % | Ses) 1 10 | 11 ge
8. 12 0 0 1 0 0; 2 3 0 3 1 2 0
sb Wie 47 0 4) 10 1 Call i 5] 3 9 4 1 0
W. 19 0 0 1 0 | 16 ut), 40 0 2 6 2
IN. W; 89 5 2) idk | LO lee 15 | 46 6 9 5 6
Schussenreid.
SEPARATE MONTHS OF 1841.
A
N. 53 6 1 6 4 6 0 0 1
N. E. 129 O| 24 7 4) 85 | 22 9 2
E. 51 0 2 0 0 0 0 0 a
8. E. 30 0 0 | 24 5 0 0 i! 0 0
8. 33 6 2 9 4 4 0 1 6 |8
S We 3381 | 46) 20) 38) 12°) 28) 85°) 351) 22) 10 1| 54] 387
W. 269 12 0 3S | (Oi) ib) 123 | Wh 928) Sia) 2 0| 47
N. W. 200 Zoa| tou) so OU Me) FLO) 2200) Foes alee ete 0 5
SERIES B.—ABSTRACTS OF OBSERVATIONS. 95
Winds in Holland and Belgium.
Franeker.
PROPORTION FOR THE SEPARATE MONTHS.
oo
5
mS)
o ne oO = ee eo | May.
Se OS re ee a
|
Se Mok HS. So FF nS) |} Mental
SHR et SS ope
KH &® wb oS 2 S&F SF fF June.
iS ex GK So © 2S So | July.
aH wo -F OD ee WO He So | Aug.
OS) (Oueeou ti) (SO- b S ae | Sept.
oOo NSM. Oe - So So | Oct.
S O8 ex mo So ft oS Ss
Utrecht.
SEPARATE MONTHS or 1842.
April
| May.
July
Aug:
bo 0
|
Bee OONOrF ot
4
to bw 0) Orb
rt 09 6S et OD DS CO LO
et
96 WINDS OF THE NORTHERN HEMISPHERE.
Winds in Holland and Belgium.— Continued.
Amsterdam,
54 years,
Mailand.
~I
North
N.N. E.
N. E.
BR. N. E.
East
E. S. E.
S. E.
S. 8. E.
bo cl
oO oo
Winds in France.
Denainvilliers.
PROPORTION FOR THE SEPARATE MONTHS.
Montpelier,
37 years.
HE o oor wa March.
can =
prwhacnes | do
SH We
e
June
eet
wrseooop-y] July
ho et
He Shee open | Aug.
| sev.
=
RPoOoCoMaNnKore
=
¢ me
PHODnoDoOos
WODOeWwWoDm
jk
SOCOTH WOO
Marseilles.
Agen AA
ce
; 7 ‘
183}208/192 y 174)172\137|134
SERIES B.—ABSTRACTS OF OBSERVATIONS. 97
Winds in France.— Continued.
Strasburg.
PROPORTION FOR THE SEPARATE MONTHS. j
iS) a 5B is =)
SERIES B.—ABSTRACTS OF OBSERVATIONS.
99
eee
Winds in F'rance.— Continued. i
Bordeaux. s 6 = Bordeaux. x is =
3 . o — Eb a . So . 3 5 . = = | s 3
- |S] 2] 2/23] 2 z S| 2] 8) 3 \os| 88
S 2S |e Wee se | Se 3 SS Poe We (ee) Se
N. 86 | 74 |160 || 46 | 384 | 21.6 || S. W. Wey ty |) 2) Ih GO) |] 4k) |) eas
N. H. 28 | 18 | 46 || 30 | 33 5.0 || W. 95 |121 1216 || 95 | 69 | 18.4
KE. 60 | 39 | 99 || 52 | 38 | 10.7 || N. W. 20)}) 169) 36) || 450) 22) alee
8. E. > | 10) |) 15 5 | 15 | 13.1 || Calm or ) 6
8. 54 | 77 |18 33 | 88 | 72.9 variable {
Syam Rouen.
SEPARATE MONTHS or 1845-46.
2 s|4i¢lsilsilal a ee SS Se aes ele ee
8 eee oe eae 2 | Sees tele be (26 i281
North 80 | 81 5| 40/ 41) 9} 95113/4/3/5/71/3!10/4/1]/0/6/9]
N.N.E 7 US 1) OF O) 4 See OTe | 2) 572101 O} 1) oO 121 oO)
N. H. 11 7 || 55) 41) 61) 19} 176 || 3 | 8 | 8 |12 |13 |11 | 4 Feo MOL Oe ow |
HK. N. Hi. 1 BU OF Of Of wey 42S) a 1) 0); 270/018) 0] © | oO}
Hast 3 9 By) el LOY | Sl WN SN TS Qt As PS ay ©) BO)
H. 8S. H ONO ay OG O OF AWOLOTO)LIDZ)lO};O}O}] 2) ©} O | Oo)
8. E. Z| 8 oy 2 20) OO, AO) WU EO ONO 1 BBB) 1 O}
8.8. H 3 6 SFO) Sh Uy Wh Py OL Sy BO yy Oy wy aly © Wal © |
South Bs) | BS) |i UW) sy) SO OS) WL NB] GLO | o | BB Wl) B14 Oy HB)
8. S. W. Bi | US) jy} Sl OG Sy WU SHS) O1O)2)10)/ 915) 41837 61213)
S. W. 52 | 56 |] 48/114)103) 18) 283 }/19 | 4 | 8 | 6 | 8 /12 |12 |14 |19 [25 |23 12 |
W. S. W. Sp lee yt Ue OF OC) Of WSO] O12) 213) tt Osis); 2010)
West 185) 207) 250/48) 25) WN WS4 | LE ON I NS 12 8 Ws | 7 8 oe
W. N. W BZ Wi ao, OQ) a SB} ZOW OF 212178131476) 91010) 0 | it |
N. W. GUO |} SO) 2) Bel We UO MS eB) BS) BB Ne) er nl)
N. N. W. UO |} WS |) US, Oh OF Oy 1s HB ea a al BO | a ©) © OO |B
St. Hyppolyte de Caton.
AVERAGE FOR THE SEPARATE MONTHS FROM 1837 To 1849, INCLUSIVE.
: tN ised fe eM A Nie
Z a : g I Es 2 5 Ph) = ay ES 3 H
é mes ee shy) Se | ee ee | vee be arama
N. 12.38 | 9.90 | 11.07 | 11.60 | 9.59 | 13.66 | 13.06 | 11.39 | 8.54 | 10.04 | 8.99 | 11.32
N. E. 7.23 | 6.60 | 6.23 | 6:92 | 5.38 | 5.66) 3.48 | 4.85 | 5.62 | 6:68 | 5.66 || 7.46 |
K. 15 30 92 22 29 .50 39 32 46 .69 | .64 23 |
8. H. .23 eon 61 69) | 2:00) 1.28 .69 OD) 1262 | A249 379 5A fl
S. 4.38 | 6.28 | 631 | 7.15 | 9.58 | 7.13 | 7.71 | 7.48 | 9.69 | 6.63 |7.49 | 5.54 |
8. W. 31 30 46 <8 | 1.32 30 .28 .78 | 1.46 G8) |] otsi7/ D4 |
W. 1.31 70 .69 32 22 20 .85 93 23 “Ui || WAS 17
N. W. 5.01 | 3.15 | 4.70 | 2.77 | 2.62 | 1.20 | 4.54 | 455 | 2.38] 4.381 13.938 | 4.70 |
WINDS OF THE NORTHERN HEMISPHERE.
100
Winds in France.— Continued.
Montmorenci.
“1 Tady 04
TALL ST dy
PROPORTION FOR THE SEPARATE MONTHS.
CALL | ee
Onorr-on
Pat WN
*20(T | SHLD Hr SHAD 10 cA
“AON | mH OD 69 4 1 6 10910
490 | aH HOO IP 6 00 oD
dag aH od 69 410 © HOD
‘Suny | OO Hrs cd SH O10
“Aine | m>- OAS A109 © HH
sung [| SOB Crt costs 15
heyy [| 0 00 HHH
judy | I= 10 6 ra GA st SH SH
Yoie yy | P10 Hr 120 60 od
qudy | PSH OMHOACADAN HOE
SENS oso eh iS Sel eye Nn) Ae)
Oporto, Portugal.
*10(0}0Q puw
“any ‘
Bahmdun.t
09d | OH AO 09S
“AON | OANA SOCHORn
|
qdag joocosooncos
“ony | mnoooooNn
“np | ASSoOOMMO
|
oun | Qseeooroen
| i) Qa
“AR | HOnocoHDHS
nin ric
wwdy | CHmOoOMmaAdH
“POIBy | soonoaako
“Om | BOnocoam0N
“aR e | CSOnonEN wo
ken | ASCMOMDSOHSHSOHSCHSOLS
=| hel ag el
° S24 gunid sib? gee
[Boze eeondadk eran
“@SIn0)
spay es oS
| AA es
Erzeroum.
SEPARATE MONTHS OF THE YEAR.
EKG h | OOMQono1w a
“AON | HOt NO OOO
0 | OOO O1W10
ore
|
ydag | @AROSO A
‘ony | 09 e919 SSO 69 9
snp | HO NSSON
“oun GO 96) Ge) S oi! G8
PNCHIE | SOO O'S ae)
Tady | 1 G19 10 © 69 rt SH
! ie r
“oan | 1 AAO SSON&
‘a | AH adonen
|
aRe | AKrKoanoNnn
CoP I Niel
*OSST COCs (0 er a mow
*asmnog
Mount Lebanon--elevation 3,100 to 3,200 feet.
1 On
2 About half of these were marked ‘‘ Sea-breeze” in the original record.
104 WINDS OF THE NORTHERN HEMISPHERE.
Winds at Teflis, Georgia.
SEPARATE MONTHS. SEPARATE MONTHS.
Part of 1844.
= | May.
| June.
ort orto &
—
eye | Part of 1844.
=
bS co Th
en st
or
oo
Winds in Persia.
Ooroomiah.
AVERAGE FOR THE SEPARATE MONTHS.
Part of
1848-49,"
May.
July
Aug.
Sept.
Dee. 1849, to
April.
Noy. 1850.
Feb
| Mar.
| June.
Oct
Nov.
Dee
bo
North
a
i)
he bo
ne toe bos beh
CRO ORT NT HORM OP We
bohe
the
toh
oooococo oS
eoocoe
tH
—
toh Nh
toe
bot bot he
bh
el
ay
He
so
toe
tom
7 Se ke
mn
hoe bo
ne
aNoooWNr WSWOoOOCNCON
ies)
ie2)
ths
eo Se
bo
So
BM Ie
mnnnnntn
Ce on Go
ae pe
toe
Bp top
he
he
toe
a
SIS ICS e ooro eo
=s| 2
“nag aed £2 One
he
a
nas, sas
tp top toe
1
2
1
2
7
S WOHKSCHNDPATRODOTNANNAONS CH coOCOCOHHE
WH ep
a
SH ROROCH RR HETODORARROOAOSO
a
=
4
bo
py ="
SCONSKADDNOSTONOCOKR OH ONO oS
—_
oO EPOWOHE MPO HOMNOLRATNARORHBOCWHHOS So
te
a
0
0
0
0
0
i
0
1
0
5
b 0
E 68 11
KE 2:
7
4
6
0
3
0
4
9
0
2
s44 ie
; = S/S OA min
is te WH
me bo
Nie
te
NH bo
toe
toe
rem
foe
—
ue
—
SOSCSHASCSHWWOSOMNSDOMNDSOSCSONOCOHHEWOOHSOOHE
oo
SNF SOKFCOMUMOCOFMCONOFMOCOCOROOCOrFWOOCOOMOCONNh
toe
m =
SWHONS OWHK OMG HO
be
Ewoko
toe
Re
te
SWOSKDCTONAKDOHOCHN OHH ORC OWFROOCOWNDOHDM
SOSCCS CCR K ORK ONOCOUONTHHOMWoOOoOOoOrcCCOCOOSCoOCo oS
SNNW OUCH DMDOHOWCOOH ENR OHKMCOCORNEOCORM ON KS
toe
oO
1 January 1 to June 18, 1848, and November, 1849.
Norse.—I am indebted for the foregoing observations to Rey. Justin Perkins, who, in his letters accompanying them,
dated February 19, and July 22, 1848, has given the following description of the place of observation, and of the local
nfluences to which it is subject. :
“My residence is on the north-eastern declivity of a high mountain. This location may, perhaps, affect the diree-
tion of the wind here somewhat, though probably not a great deal. There are, however, some important local causes
SERIES B.—ABSTRACTS OF OBSERVATIONS. 105
Winds in Persia and Siberia.
Tehran, Persia, 1850. Tabreez, Persia, 1850. ane
3 a 2 ; ] :
3 a = zB S aes 5 $ z z
‘S) eH = < = 7) fo) a A a 4
| North 12 4 4 1 2 5 2 0 26 14
f N. N. H. 1 0 0 0 0 1 0 0 49 10
, N. EH. 11 6 5 4 8 2 0 0 125 124
j EK. N. BH. 0 0 0 0 0 0 0 0 3 8
4 Hast 5 3 0 1 44 26 380 33 4 7
| HLS. HE. 0 0 0 0 2 1 0 i 4 7
8. EB. 3 10 6 itil 1 1 1 3 144 146
} Ss. S. H. 0 0 0 0 1 1 0 0 17 3
i South 2 8 4 19 0 7 7 9 31 Y5)
} S. S. W. 0 0 0 0 0 0 0 0 37 12
S. W. 17 28 7 32 4 il 1 3 22) 225
WS. W. 1 il 0 0 0 1 0 i 51 55
| West 6 17 50 23 19 43 47 43 29 58
| W. by N. 1 0 0 0 0 0 0 0 0 0
| W.N. W. 0 0 1 0 0 0 0 0 50 79
| N. W. 16 16 13 2 7 4 2 0 144 lea
\ Ca W. 8 0 0 0 1 0 0 0 a7 12
} Calm or
Fable CO RORO sO. tee On foul Olrllts 144 \orenos
Catharinenburg, Siberia.2
TOTAL FOR THE SEPARATE MONTHS.
affecting the winds in this province, which I will here state. About once a month, ordinarily, we have a strong wind,
often violent, from the west, which is the simoom or Samiel from the Arabian desert. It usually continues about three
days; and though its noxious properties are much neutralized by its passage over a distance of hundreds of miles, and
across the high snowy Koordish Mountains, it is still a warm wind (often hot) here, and very debilitating to men and
animals. And it is often so dry and hot here, as to wither and crisp vegetables.” . . . ‘There is ordinarily, par-
ticularly in summer, a morning breeze lasting two-thirds of the day, from the Lake of Ooroomiah, which is about fifteen
miles east of us; and an evening breeze, continuing through the night, from the Koordish Mountains on the west.”
“We have also occasionally (once or more in the course of a month) a warm south wind from the hot plains
of Mesopotamia, the nearest point of which is about a hundred miles distant; but this wind is distinct from the simoom
that comes to us from the Arabian desert. At intervals of a few weeks, aa sometimes oftener, we have also a cold
invigorating wind from the north, which comes down from the mountains of Ararat.”
“The daily lake and mountain breezes continue during the warm part of the year with great regularity, except when
interrupted by the simooms, usually once in four, five, or six weeks. During this part of the year, there is also much
uniformity in the weather, a cloud seldom appearing in the sky.
1 Situated upon a plain, 813 fect above the level of the sea.
106 WINDS OF THE NORTHERN HEMISPHERE.
Winds in Siberia.— Continued.
Bogoslowsk.
SEPARATE MONTHS OF THE YEAR 1842.
200 | 290
Zlatouste.t
SEPARATE MONTHS OF THE YEAR.
Barnoule.
SEPARATE MONTHS OF THE YEAR.
1 Elevation 1,200 feet, surrounded by mountains two or three thousand feet above the level of the sea.
SERIES B.—ABSTRACTS OF OBSERVATIONS. 107
Winds in Siberia.— Continued.
Nertchinsk.
SEPARATE MONTHS OF THE YEAR.
Oct.
Dec.
SOWNIAHOSOoOr :
et
Com bh ee
bS
we
Yacoutsk.
SEPARATE MONTHS OF THE YEAR.
Oct
Dee.
|
|
bo
CONWwWNnNnNnowhybr
on
pt
pe OS tO Co |
N.
N. E.
Kk.
S. E.
S.
S. W.
W.
N. W.
alm
oo
1 ao
fo)
SEPARATE MONTHS or 1844,
eon | Nov.
et S ST Ora Ft or 09
bo oo
Ion
108
WINDS OF THE NORTHERN HEMISPHERE.
Winds in Hindoostan.
| Calcutta. Patna, FPuttehpore, and on the Ganges.
TOTAL FOR THE SEPARATE MONTHS.
5 HH cil cede) See | Began | cain) eee I MR ceca es || ee Tes ies Se | ee ea a) clears
S Plelel|sisisleleislelé |= lade te | ee te syaeee
N. 95|238|103] 46} 9) 4) O} 8] Oj 21/113)332/295)) 6] 0} 3)/0)]2] O| 0} 13
N. EH. 79|132|122| 75) 33) 29} 30] 20} 73) 91)113)128)126
B. 116] 66/154] 79) 29] 91)244/177/2381207| 64) 21) 22)/76 |62 |100/28 |54 | 24/30 | 45
S. E. 143) 53) 75|176)163/226)159|258/226/266) 81) 25) 10
8. 141] 37} 75)197|326/358/197)198}117| 91) 73} 4} O}] 1 | 1 £6 10 | 0) 07a
S. W. 181] 74/117|281!284|209/250|230/246)232/165| 29| 14
W. 95/118 159} 79)117} 49] 90} 89] 81) 71) 97| 54)120)/41 157 | 20/90 |64 |100/90 | 66
N. W. 150'283|196} 67] 38} 383] 30} 20) 20) 21|294/407\414
Duklun.
TOTAL FOR DIFFER- :
ENT HOURS OF TOTAL FOR THE SEPARATE MONTHS.
THE DAY.
3 g leaf |Ré aie
= Sle} s| ala] Beslealss|el421 2)! S|] 2) S) ele] =) eae
3 e[ ele) 2) S18 seis giss| Sis |e | ale sh Sed ie toa
N. 33] 14] 21] 32] 15] 29] 40) 46) 0] 20) 20; 9) 7) 5) 1) 0} O| OF 23) 17)
N. H. 82] 19] 15] 22) 55) 23) 57|-62) 1) 26) 17) 5| 10) 12) 1) O} O} OF} 25) 28) 19
KE. 87|147|194/185| 90}130|368)197| 8|105| 63] 79) 29) 12} 1} O} O} Oj} 63)187|164
} S. EK. 43] 29} 8] 12] 11) 20] 40) 41) 0] 13) 12) 1) 0} 8] 5) O| O} O| 9} 9) 46
tS. 14) 912) 1) 0; V4 1A! Sle Ol 138i) iL) 22) VS > 5 2)" TOW NOl Ran) see eae
S. W. 159| 6] 13] 40] 87} 55|1138}130} 7] 2) 3] 38) 6) 52) 87/101) 19) 26) 4) L OF
Pave 318/489|419|432/324|357|643/902| 80| 46) 73)156)240|242 |241)279/314|299) 69) 10) 13
N. W. 16] 14) 53] 18) 21) 27} 33) 51) 11] 8) 14) 14) 12) 35) 1) 0) 0} O} Sy) Teas
Calm 359|34113201305|395|847 4521304117 |219|221/178)129| 77) 81) 52)126)114)259)171)142
Winds in Africa.
Tripoli. Bassa Cove. Cape Palmas. £S¢ |
3 - S22
a a a : ; 5 ; : 22s
5 zg = 2 g 5 2, ic Z 3 d 28 5 |
3 = = gna ic 5 2 a & Z A s Sas |
f North 20 13 4 16 21 4 3 i 0 0 1
| N.N. E. 0 2 il Ls siya 0 0 0 0 0 0
N. E. if 9 18 Dil) 22 0 0 0 0 18 1
KH. N. E. 1 BI 12 By iim 1? 0 0 0 0 0 i
East 8 11 30 21 27 0 6 0 0 0 i
| H.S. E. 2} it 3 12 2 0 0 0 0 0 i
8. E. 7 9 10 9 5 0 2 0 0 3 5
, S. S. E. 2 il 5 it 4 0 0 0 0 0 0
South 16 16 if 5 2 6 il 0 30 9 1
8S. S. W. D 8 0 0 0 33 0 0 9 0 il
S. W. 14 2 O 0 0 29 48 74 24 33 33
W.S. W. 3 u 1 0 0 0 0 0 9 0 7
West 10 15 3 2 2 9 io) 4 0 15 3
W.N. W. 1 0 0 0 0 0 0 0 0 0 il
N. W. 20 19 ifs} 13 ie" 3 1 0 0 6 9
N.N. W. 3 2 3) il 3 0 0 0 0 0 4
Calm 9 8 iil 14 inl 0 0 0 12 9 18
SERIES B.—ABSTRACTS OF OBSERVATIONS. 109
| DEE
| Winds at Islands in the Pacific and Indian Oceans.
Waioli, Sandwich Islands.
SEPARATE MONTHS oF 1842.
April 1, 1845,
to April 1,
1846.
Es
=
j N. EH. 6} 20 41 | 54) 52
Variable 56 | 36 21 8 8
—
oo
(ee)
Russell, New Zealand. Pago-pago, Navigator’s Islands. Maas Een i
a 5 5
Oahu, Sand-
wich Islands,
July, 1837.
Jan.
SOMO | July.
a
aS
=
cl
0
—
NOSSSSSOSSCSOHSCOR HO
onws | June.
—
rh Co oS
eee
GO or
THe
Soe RWSoOS
te
—
co bo
he
SSoSSCOHHOR | Aug.
te
toe
he
oo SWE HOM
hie
RS
BPWOWIHNWpPonsodsdoso
SHSWH OE bh to NE ow bo CO
I SSogesoe Ss
bo
SeOWOSSHSOSSHOSOCC OND | April.
WH
=
SON SODSHSOHOHMOSHL
=
SONMNNOSWHOLD
WOAmnNSaSOCO Ot
bo
The following series of wind-roses exhibits to the eye the relative predominance
of the different winds as given in the preceding abstracts; the width of the shading
in the circumference at different points of the compass being proportioned to the
time during which winds from those points prevailed. In a few rare localities, and
others where there are marked local disturbances, a map of the surrounding coun-
try is added, to show the cause of the disturbance.
15
110 WINDS OF THE NORTHERN HEMISPHERE.
SERIES C.
Tue following Tables show the mean direction’ of the wind at each station,
where observations have been taken for a complete year or more, and, in some few
instances, for a shorter period. The stations are divided into five sections, and in
each section they are arranged according to their latitudes, proceeding from north to
south. The portions of the northern hemisphere embraced in each section are as
follows, viz. :—
1st section. America, east of longitude 87°.
7-\ 3 ek ie The Atlantic Ocean and its Islands.
(se Europe and Africa.
4th « Asia, and the Pacific Ocean.
3) 4 aa America, west of longitude 87°.
The fifth column shows the ratio of the progressive motion in the mean direction
to the total distance travelled by the wind, being as the numbers in the column
to 100.
Section I.
No.
Name of Station. Where situated. Mean direction of Rate of of years
Vind. Progress. | embraced.
Tgloolik : : - | Melville Peninsula 36° 18’ W. 42
1
2
3
+
5
6
7
8
9
Winter Island
New Herrnhut
Friederichthal, and at sea
Nos. 3 and 4 combined
Nain : ‘ ;
Michipicoton .
St. John’s (1840)
Do. (1841)
Do. (1842)
Do. (1843)
No. 8 to No. 11, inclusive
Fort Kent :
Fort Fairfield
Quebec. .
Fort Brady (1823)
Do. (1824)
Do. (1825)
Do. (1827)
Do. (1828)
Do. (1830)
No.6 to Now, inclusive Do.
Houlton (1829)
Do. (1830)
near do.
Greenland
Do. and Baflin’s Bay
Labrador
Lake Superior
Newfoundland
Do.
Lower Canada
Michigan
Do.
Do.
Do.
Do.
Do.
Maine
Do.
WAnAMiAmmMMmMmninnininmn nis A A io io
BE 4E44244qa4aaq22:
423
FD ee fT ee et et tn
1 In this table no allowance is made for the relative force of the different winds, the only element taken into account
being their duration or time of blowing. }
SERIES C.—MEAN DIRECTION OF WINDS.
SERIES C. Sercrron I.— Continued.
Name of Station.
Nos. 23 and 24 combined
Mackinaw (1826) .
Montreal (1836)
Do. (1837)
Do. (1838)
No. 27 to 29, inclusive
Total of 10 stations
Windsor . :
Malone (1839)
Do. (1840)
Do. (1842) . :
No. 33 to No. 35, inclusive
Hastport (1822) . :
Do. (1823)
Do. (1824)
Do. (1825)
Do. (1826) ;
No. 37 to No. 41, inclusive
Ogdensburg ‘ ‘ :
Plattsburg (1841)
Do. (1847) . :
Do. (1841, 42, 47)
Hampden (1844) . :
Do. (1845)
Do. (1846)
No. 47 to No. 49, Sadlnetive
Potsdam
No. 37 to No. 51, inclusive
Gouverneur ‘
Bath - (1832)
Do. . (1833)
Do. . (1834)
Do. . (1835)
Do. . (1836)
Do. . (1887)
Do. . (1838)
Do. . (1839)
Do. . (1840)
Do. _ . (1841)
No. 54 to No. 63, Aaglinsie.
Sackett’s Harbor asia)
Watertown
Lowville .
No. 54 to No. 61, inclusive!
Hllisburg . :
Hanover .
Portland (1827)
Do. (1828)
Do. (1829)
Do. (1830)
No. 71 to No. 74, inclusive
Toronto 3
Saco * (1844)
Do. (1845)
Do. — (1846)
No. 77 to No. 79, inclusive
Nos. 75, 76, 80, 518 comb’d
Where situated. |
Maine
Michigan
Lower Canada
Do.
Do.
0.
Lat. 45° to Lat. 50°
Nova Scotia
New York State
New York State
Lat. 44%° to Lat. 442°
New York State
Maine
New York State
Do.
Do.
Lat. 432° to Lat. 44°
New York State
New Hampshire
Maine
Upper Canada
Maine
Lat. 4320 to Lat. 43#°
Mean direction of
ind,
RIAA 'A'AANNNADADAARANDARANANNA'ADRANANNANMIANNNNNMNNNNNMNMNANAAARD'A
(=)
Or
aN
Or
> UGE Sey” 1B.
AS AAAS A SAS ASAASAS ASR AS ASA SAS SARA RASA SA Sa aa SaaS a455
Rate of
Progress.
Ja
No.
of years §
embraced.
TOO et et Et Eb
4),
is}
ee
eye
Se ee tO Oe tt
rt
et
00 CD Ah et RD HS ee EE EL 1 > CO CO PE
=
a
oe)
112
WINDS OF THE NORTHERN HEMISPHERE.
SERIES CC. Secrron I.— Continued.
A
°
> Orne OO bo
WOnRHRANMM DH
=)
oie)
moo wont
We}
G2 bo
OO
or
0
“Io
98
lil eet ee eed
oooocsd
Ee WD OO
105
a
SS)
aS
108
RRR
KH oO
Hoo
112
a
ee
He oO
115
119
139
Name of Station.
Mexico
Gaines
Granville .
Salem F
Youngstown (18: 29-30)
No. 82 to No. 86, inclusive
Whitesboro’ F
Dover (1835)
Do. (1836)
Do. (1837)
Do. (1838)
Do. (1839)
Do. (1842) .
No. 89 to No. 94, inclusive
Lewistown ‘
Millville
Rochester .
Utica
Palmyra
Fairfield
Cambridge
Portsmouth (1827)
Do. (1828)
Do. (1829)
Do. G@S30)iy =: H
No. 103 to No. 106, inclusive
Syracuse
Johnstown
Henrietta .
No. 88 to No. 110, indtukive
Onandaga
Pompey.
Fayetteville
Port Huron (1831 to 1835)
Bridgewater
Cazenovia .
Canajoharie
Buffalo
Canandaigua
Middlebury
Hamilton
Cherry Valley
Schenectady
Lansingburgh
Cayuga.
No. 112 to No. 126, inclusive
Watervleit (1831 Ve
Williamstown (1816) .
Do. (1817) .
Do. (1818) .
Do. (1819) .
Do. (1820) .
Do. (1821).
Do. (1822) .
Do. (1823) .
Do. (1824) .
Do. (1825) .
(1826) .
* Where situated.
New York State
Do.
Do.
Do.
Do.
Lat. 434° to Lat. 434°
New York State
New Hampshire
Do.
New York State
New York State
Do.
Do.
Lat. 43° to Lat. 434°
New York State
Do.
Vermont
Michigan
New York State
Do.
Lat. 423° to Lat. 43°
New York State
Massachusetts
Mean direction of
PEG comme am pe oem nme |
AAAAAAAAMDAANANEAAMNMMMBMNMMAmmInm
Vind.
72
88
62
77
79
89
72
62
89
. 65
54
77
5 (1
45
70
. 89
61
69
13
9
22
37
50
33
10
2
14
14
3
51
18
58
44
32
41
it
ol
40
12
24
39
57° 24’ W.
W.
W.
W.
W.
SSAASAAS SS ASAAAR SAAS SA AS45445 495585889544 24 8824494245
Rate of
Progress.
283
No.
of years
embraced.
_
Ovo bs GO me bo
i
Bee DTI OHH ee ee
Het
=
me =T
WwWCRANWADCOWOR Ree ee
ra
Et et at tt
WANROSONS
Re ee ee
SERIES C.—MEAN DIRECTION OF
" Name of Station.
Rvamncen ee
Do. (1828)
Do. (1829)
Do. (1830)
Do. (ee)
Do. (1832)
Do. (1833)
Do. (1834)
Do. (1835)
Do. (1836)
Do. (1837)
Do. (1838)
No. 129 to No. 151, ‘eedneine
Tpswich
Albany
Hartwick .
Homer
Auburn
Pratisburg
Springville
No. 128 to No. 159, “aliens
Oxford
Ithaca
Fredonia : 4
Detroit (1839)
Do. (1840)
Do. (1841)
No. 164 to No. 166, inclusive
Waltham . ;
Greenville
Kinderhook
Amherst
Do.
Do.
(1837)
(1838)
(1839)
Do. (1840)
Do (1841)
No. 171 to No. 175, inclusive
Cambridge
Boston b
Worcester (1840)
Do. (1841)
Do. (1842)
Do. (18438)
Do. (1844)
Do. (1845)
Do. (1846)
No. 179 to No. 185, “ aglensiore
Delhi ;
Hudson .
No. 161 to No. 188, saelneine
Cuba
Mendon (1842)
(1843-44)
(1845-46)
No. 191 to No. 193, inclusive
Provincetown
Redhook .
Salisbury
Gey
SERIES C. Srcrron I1.— Continued.
WINDS.
Where situated.
Do.
Lat. 424° to Lat. 423°
New York State
Do.
Do.
Michigan
Do.
Do.
Do.
Massachusetts
New York State
Do.
Massachusetts
New York State
Do.
Lat. 424° to Lat. 424°
New York State
Massachusetts
Do.
Do.
Do.
Do. (Cape Cod)
New York State
Connecticut
Mean direction of
Kean on Okan ban ak BRE bana nanananrmnmnnr nner er Renn nnn RARE eE|
V
77
76
85
69
81
73
80
83
Vind.
° 52’ W.
0 W
20
0
29
39
9
12
Rate of
Progress.
embraced. |
il
—
oy ho
CO OR OD
on
FOO Ft OT DD BD FD GD CO DO Td pt OT et tO et POT
114
WINDS OF THE NORTHERN HEMISPHERE.
SERIES C. Srcrion I.— Continued.
Name of Station.
Salisbury (1845)
Nos. 197 and 198 combined
No. 190 to No. 199, inclusive
Kingston .
Silver Lake
Smithport . 3
Friend’s School, Providence
Brown University, do.
No. 201 to No. 205, inclusive
Brockville 3 A 3
Poughkeepsie
Meadville .
New Bedford .
Middletown (1834 an. 1843)
Do. (1835) f
Do. (1836)
No. 211 to No. 213, inclusive
Montgomery
Fort Adams
No. 207 to No. 216, inclusive
Fort Wolcott (182 2 2)
Do.
(1823)
Do. (1824)
Do. (1825)
Do. (1826)
Do. (1827)
Do. (1828)
Do. (1829)
Do. (1830)
Newport (1331, 32, 33)
Do. (1838) ;
No. 218 to No. 228, inclusive
Franklin
New London (1827)
Do. (1828)
Nos. 231 and 232 combined
West Point (1827 to 1830)
Goshen ¢ ‘ z
North Salem
New Haven
Nantucket
Hudson? .
No. 218 to No. 239, inelasive
Torty-nine different stations
Mount Pleasant
Newburgh
Easthampton 3 :
No. 241 to No. 244, inclusive
Stroudsburg. : :
Butler * 1840)
Do. (1841)
Do. (1844-45)
No. 247 to No. 249, inclusive
Oysterbay : F
Bloomingdale
Newark
No. 246 to No. 258, jonlucive
Deaf and Dumb Tnstitute
Where situated.
Connecticut
0.
Lat. 42° to Lat. 424°
New York State
Pennsylvania
Do.
Rhode Island
D
0.
Lat. 412° to Lat. 42°
Indiana
New York State
Pennsylvania
Massachusetts
Connecticut
Do.
Do.
Do.
New York State
Rhode Island
Lat. 414° to Lat. 412°
Rhode Island
Pennsylvania
Connecticut
Do.
Do.
New York State
Do.
Do.
Connecticut
Massachusetts
io
Lat. 414° to Lat. 413°
New Eng., 8. of Lat.45°
New York State
Do.
Long Island, do.
Lat. 41° to Lat. 414°
Pennsylvania
Do.
Do.
Do.
Do.
Long Island, N. Y.
New York State
New Jersey
Lat. 402° to Lat. 41°
New York City
1 Upper current.
Mean direction of
AAA AMD TRIAD AAA A a TA A TA Ot On A ah TT 1 Ah hh
60°
ind.
9’ B.
7 E.
42 W.
10 W.
24 W.
6 W.
35 W.
33 W.
0 W.
5 W.
20 E.
2 KE.
0 W.
26 W.
49 W.
10 W.
10 W.
20 W.
3 W.
30 W.
21 W.
35 W.
12 W.
55 W.
7 W.
51 W.
40 W.
33 W.
46 W.
54 W.
LOWE
2 W.
4 W.
41 W.
44 W.
5b W.
9 W.
33 W.
47 W.
7 W.
OW:
33 W.1
30 W.
37 W.
18 W.
9 W.
47 W.
45 W.
35 W.?
47 W.
39 W.
58 W.
59 W.
27 W.
52 Wi.
538 W.
54 W.
58 W.
Rate of
Progress.
9
6
of years
embraced.
No.
a
SCbe|
I,
i)
=
ry
taal
wl
pe
=> Te SPC? Co l= ke ik ee
eat
et
za
ONORTE RUE RD HEHE ee ee eee ee ee op ee
Cohet
Te
S21 Cope
SERIES C.—MEAN DIRECTION OF WINDS. IL)
SERIES C. Sxcrron I.— Continued.
No. i
No. Name of Station. Where situated. Mean direction of Rate of of years }
i Progress. | embraced. !
| 256 | New York City (Fisher) . aie ze City 8. 66° 56" We 21 10
h 257 Fort Columbus (1822 to’30) Sh Gh 8) Wie 19 9
1 258 | Northumberland ; : Dee eahia N. 53 32 W. 10 13
| 259 | Haston (1848) . ; Do. N. 64 18 W. Uy 1
1 260 | Jamaica . . 4 . | Long Island, N. Y. N.70 382 W. 24 12
} 261 | Flatbush é 3 : Do. N.75 57 W. 29 12
262 | Mifflintown d : . | Pennsylvania INS ONO OMe 314 1}
} 263 | Pittsburg . : : ; Do. N. 87 30 W. 3 1
| 264 | Hbensburg j : 5 Do. Sh toll Pl AW 47 1
1265 | Huntingdon : Do. West 41 1
1 266 | No. 255 to No. 265, inclusive | Lat. 403° to Lat. 403° | N. 83 45 Ww. 27 5375 |
1 267 | 11 stations (1826) New York State S. 68 38 W. 30 11
$268 | 238 do. (1827) : Do. S. 86 15 W. 314 23
1269 | 29 do. tees 7 Do. S. 62 44 W. 35 29
A270 | 28 do. 1829) . Do. See 2 Oe We 35 28
} 271 | 384 do. (1830) : Do. S. 79 43 W. 27 3¢
1272 | 34 do. (4831) : Do. S. 76 42 W. 354 34
1273 | 36 do. (1832) ; Do. S. 69 33 W. 29 36
274 | 30 do. (1833) : Do. 8S. 74 50 W. 29 35
H275 | 386 do. (1834) , Do. Ss. 80 12 Ww. 28 36
276 | 45 do. (1835) é Do. §. 72 53 W. 332 45
W277 | 89 “do. (1836) : Do. S. 76 55. W. 22 39
1278 | 385 do. (1837) ; Do. So WY 29 85
1279 | 383 do. (1838) : Do. S. 85 56 W. 33 3:
#280 | 88 do. (1839) : Do. S. 85 16 W. 29 38
| 281 | 387 do. (1840) : Do. Ses Ola 52 37
282 | 39 do. (1841) : Do. s. 88 0 W. 28 39
283 | 44 do. (1842) Do. Si 7) 2S) We 30 44
1 284 | 40 do. (1843) : Do. S. 87 34 W. 34 40
285 | 37 do. (1844) : Do. S. 82 16 W. 29 3
1286 | 35 do. (1845) : Do. S. 81 21 Ww. 37 35
287 | 34 do. (1846) : Do. S. 83 43 W. 26 34
288 | 27 do. (1847) ; Do. Si dy AW 27 27
288 a| 25 do. (1848) : Do. S. 81 26 W. 30 25
288% | 23 do. (1849) Do. N. 88 24 W. 20 23
289 | No. 267 to No. 288 3, incl’ve Do. S. 79 49 W. 30 797
290 | 72 stations* : Do. S79 8 W. Bills 362
291 | Middletown : 0 . | New Jersey 8. 86 35 W. 22 4
1 292 | Steubenville (1833) . | Ohio N.85 2 W. il
1 293 Do. (1834) : Do. N. 838 14 W. iL
} 294 Do. (1835) t Do. S. 89 49 W. 1
295 Do. (1836) j Do. IN. f8) Lt We I
296 Do. (1837) : Do. S. 85 43 W. 1
297 Do. (1838) Do. N. 81 20 W. 1
298 Do. (1839) : Do. N. 81 18 W. 1
299 Do. (1840) i Do. N. 82 52 W. il
} 300 Do. (1841) : Do. N. 72 30 W. 1
f 301 Do. (1842) ; Do. INE? a O2n We 1
302 Do. (1848) : Do. N. 73 50 W. 1
303 Do. (1844) : Do. N.70 59 W. 1
304 Do. (1845) : Do. N. 838 50 W. il
305 Do. (1846) Do. N. 75 43 W. 1
#306 | No. 292 to No. 305, inclusive Do. N. 80) 58 W. | . 50 il
307 | Harrisburg ! pony az N. 82 56 W. 28 14
308 | Newtown . N. 63 31 W. 33 12
309 | No. 291 to No. 308, inclusive | Lat. 4042 to Lat.402° | N.79 7 W. 34 202
310 | Carlisle (1840) . | Pennsylvania 8. 89 30 W. 19 1
311 | Trenton . : i . | New Jersey S. 75 52 W. 17 6
1 These stations include all the preceding but two, and seventeen additional ones.
116
WINDS OF THE NORTHERN HEMISPHERE.
Name of Station.
Lancaster .
Bedford ; i
Somerset (1841)
Do. (1845-46)
Nos. 314 and 315 combined
No. 310 to No. 316, inclusive
Girard College .
Franklin Tate (1831) .
i (1832)
(1833)
(1839)
(1841)
(1842)
No. 319 to No. 824, inclusive
Uniontown 4
Fort Miffin (1823 ‘
Do. (1824)
Nos. 227 and 328 combined
Gettysburg ;
No. 318 to No. 330, Oinaige
40 different atakions
Neweastle .
Maryland Academy
Fort McHenry
No. 333 to No. 335, criokeies
Marietta .
No. 333 to No. 3
Annapolis . ; 9
Washington (1823)
(1824)
(1825)
(1826)
Ce 7)
1828)
(1829)
(1830)
No. 339 to No. 346, oli
Washington (1831,2, 3, 4,5)
Do. “(1838, 39, 40, 41,42)
No. 339 to No. 349, inclusive
Nos. 338 and 350, combined
Bellona Arsenal
Old Point Comfort (1826) -
Do. (1827)
Do. (1828)
Do. (1829)
Do. (1880)
No. 352 to No. 356, inclusive
14 different stations
Nashville (1839-40)
(1841)
(1842)
(1848)
: (1844)
No. 359 to No. 363, inclusive
Chapel Hill (1845)
Do. (1846)
Nos. 865 and 366 combined
36, inclusive
SERIES C. Sxcrion I.— Continued.
Where situated.
Pennsylvania
Lat. 40° to Lat. 404°
Philadelphia
Do.
Pennsylvania
Do.
Do.
Do.
Do.
Lat. 892° to Lat. 40°
Pennsylvania
Delaware
Baltimore
Do.
Delaware and Maryland
Ohio
Lat. 394° to Lat. 393°
Maryland
District of Columbia
Near Richmond, Va.
Virginia
Do.
Del., Md., and E. Vir.
Tennessee
Do.
North Carolina
Do.
Do.
Mean direction of
DAMMMMMNMM AMAA IAIN tals A A io tn
See Fear eye ATR)
Wind.
. 819155! We
57 W.
40
32
27
SASARAS ASA AS AAAS RASS SaaS SS
Rate of
Progress. .
No.
of years
embraced,
Fe ee et or
fe
het
al feo Orpen
bole
a
NOH HOoOH HH oO
Coho coho aD
fot et
UOT at ed et ee CO
bo
Coe
Dee oe eee bo
SERIES C.—MEAN DIRECTION OF WINDS. 117
SERIES C. Srcrron I.— Continued.
No. q
Name of Station. Where situated. Mean direction of Rate of of years }
Wind. Progress. | embraced. }
Beaufort . é 3 . | North Carolina
Camden . 5 4 . | South Carolina
Abbeville . : , : Do.
Summerville . Georgia
Athens (1841 to 1844) Do.
Do. (1845)
Nos. 372 and 375, combined Do.
Fort Johnston (1822) . | North Carolina
Do. (1823)
Do. (1824)
Do. (1825)
Do. (1826)
No. 375 to No. 379, inclusive
Nos. 374 and 880, combined
Augusta, Arsenal (1826)
Do. (1827)
Do. (1828)
Do. (1829)
Do. (1830)
Augusta (1840)
: (1841)
(1842)?
; (1843)
No. 381 to No. 385, inclusive
No. 386 to No. 389, inclusive
No. 381 to No.389, inclusive
Fort Moultrie, Charleston
Harbor (1822)
Do. (1823)
Do. (1824) j
Charleston (1831,2,3) .
Do. (1834)
(1837)
(1841)
: (1844)
No. 398 to No. 395, inclusive
No. 396 to No. 400, inclusive
No. 393 to No. 400, inclusive
Tuskeegee
Savannah Georgia
Oglethorpe Barracks (1834) Near Savannah
St. Augustine (1825) . | Florida
Do. (1826)
Do. (1828)
Do. (1830)
Do. (1835) ;
No. 407 to No. 411, inclusive
Fort King (1833)
Do. (1834)
Do. (1835)
No. 413 to No. 415, inclusive
Tampa Bay (1825)
Do. (1826)
Do. (1827)
Do. (1828)
Do. (1830)
Do. (1835)
No. 417 to No. 422, inclusive
57° 19’ W. 13
32 W. 22
5
38
12
27
30
ri
16
15
4]
bo e bo
32
~_
a a ee ee pd ft ee ft pt ft et fe Ot et et et at tt SO tt et et et tt
AAAI IA AIA AAA AZZ 14 i 70
ope
DAAAANMNNADAMNIAARRIAANANAMNNNANDAMAR wmmn~mtA
He Sasa he ese Se See PPS SSeS Eee aehaSs
118 WINDS OF THE NORTHERN HEMISPHERE.
SERIES C. Srcrron I.— Continued.
No.
Name of Station. Where situated. Mean direction of Rate of of years
ind. Progress. | embraced.
233} No. 407 to No. 422, inclusive | Florida
Cape Florida 5
Carysford Reef .
Indian Key
Tortugas Islands
Key W est
No. 424 to No. 428, inclusive
Matanzas . A A
Turk’s Island . , . | Bahamas
Pouce Porto Rico
No. 430 to No. 432, inclusive West Indies
Barbadoes F : Do.
Do. (Upper Current) : Do.
Chagres and Porto Cabello . | South America
pon
Hee! ni HR CORR EE eS
AAA IAA AA AAA iA nw
CoH Des Ha fo9 S]omicg|™ 9}
kt bo oo oo He OO
WNHWHNAOMDO-r
SERIES CG. Sxcrron II.—Atlantie Ocean and its Islands.
Name of Station. Where situated. Mean direction of Time
ind. embraced.
. 86° 38’ W. | 22 {1 year.
29 Wi... 3) 1010 sdor
35 W. | 16 [2 years
25 H.(?)| 202/7 months.
55 W.(?)| 327/139 days.
41 W. | 23 |1202 days.
27 |2829 do.
27 |1708 do.
19 |8757 do.
30 |68 years.
25 |333 do.
26 |2 months.?
20 12 Do#
20 |2 Do2
21 17 Dos
(?) 1136 Do.
15 |2590 days.
W. 183|4790 do,
W.(?)| 8 |4 months.
W. | 20 (32 years.
14 W.(?)| 2 |4 months.
63 KE. 1 year.
Hyafiord (1812-13) : é . |\Iceland
Do. (1813-14) ,
Nos. 1 and 2 combined .
Reikiavik . :
At sea, lat. 55° to 60°.
Do. 50° to 55°.
Do. 45° to 50° . F j ;
Do. 40° to 45°, lon. 0° to 45° W.
Do. Do. 45° to 75° W.
Do. north of lat. 40° :
No. 5 to No. 10, inclusive
Terceira and vicinity
Fayal and vicinity -—.
St. Michaels and vicinity
Total of five stations and vicinity : Do.
At sea, between lat. 36° and 40°. . |Atlantic Ocean
Do. lat. 35° to 40°, lon. 0° to 45° W. Do.
Do. Do. Do. 45° to 75° W. :
Do. lat. 80° to367. . : : : Do.
Hamilton? . . : : , . |Bermuda Islands
Treland Isle . : : - : 4 Do.
Funchal (1826) . : : . {Madeira Islands
ZAAARDARnnMMAnAAMn OA AAA
b
Se ais
1 Computed from Maury’s Charts, Ist edition. The corrections made in the 2d edition have all been applied in Serie
B, and the more important ones also in this Series and in Series D. The others are so small as hardly to affect the results
officially, so that a re-computation seemed unnecessary. ‘
? These results were computed, and the corresponding drawings made, before the reception of Lieutenant Maury’s
Wind and Current Charts, which afford far more satisfactory data, and it is thought best now to retain them, as they
appear to be, for the most part, correct.
® Observations at sea, in the vicinity, are combined with those taken for two months at the island in order to —a
the year.
»
SERIES C.—MEAN DIRECTION OF WINDS. 119
SERIES C. Skrcrton Il.— Continued.
} No. Name of Station. Where situated. Mean direction of 2 bp Time
; Wind. & & | embraced.
| 23 | Funchal GIREYDY = 4 3 . {Madeira Islands |N. 31° 51’ B. 42 |1 year. i
H 24 1 Do. (1828). E : : Do. EO) 4Oy a Do.
| 25 | Nos. 22, 23, and 24, combined : ; Do. N. 23 50 H 45 |3 years.
| 26 | No. 25 combined with Teneriffe . |Do. and Canary Is. |N. 25 52 E 46 | 35 years.
| 27° | At sea, lat. 30° to 85° lon. 5° to 45° W. |Atlantic Ocean |S. 44 27 E 10 |1748 days. |
1 28" | Do. Do. 45° to 75° W. Do. S: 3 35 W 11 |2564 do.
1 297} Do. lat. 25° to30°, lon. 15° to 45° W. Do. N. 62 53 HE 26 |1622' do.
{ 30") Do. Do. 45° to 80° W. Do. ish 08) 4b 1B, 28 |1906 do.
p.3l?} Do. lat.20° to30° . : Do. S. 86 1 H.(?)) 22 |4 months. j
F327) Do. lat. 20° to 25°, lon. 15° to 45° W. Do. N. 50 20 EH 58 |1331 days. |
f 3831] Do. Do. 45° to 80° W. Do. N. 79 23 HE. 55 |1573 do.
j 347} Do. lat. 15° to 20°, lon. 15° to 45° W. Do. N.49 1H. 774| 1332 do.
351] Do. Do. 45° to 80° W. Do. N. 68 43 H. 77 \1193 do.
SOs Dow late LOS To ez0S ss ; Do. N. 70 51 H.(?)| 84 |2 months. }
7 37’| Do. lat. 10° to 15°, lon. 15° to 45° W. Do. N. 57 25 HB. 66 |1850 days. |
} 381} Do. Do. 45° to 75° W. Do. N.59 55 H 82 |662 do.
39'| Do. lat. 5° to 10°, lon. 10° to 55° W. Do. N.80 32 H 34 |8339 do. |
) 407} Do. Do. 30° to 55° W. Do. INEOGHGnE: 58 {1250 do. |
Pleo. lat 02 to lOc . Do. N. 79 56 H.(?)} 85 |1 month. §
p 42") -Do. lat. 0° to 5°, lon. 15° to 55° W Do. sb OO) 2 IB, 5d |3005 days. |
| 437! Do. Do. B0° to 55° W. Do. N. 87 55 H 66 |1057 do.
SHRIES C.—Sexcrron IIT.
No. Name of Station. Where situated. Mean direction of Rate of ee
Vind. Progress. | embraced. f
1 | Hecla Cove and vicinity . | Spitzbergen N. 81° 13’ £.(?) 13 Ts
2 | Archangel . : - | Russia 8. 47 42 W. 9 18
3 | Holmia?. . - | Sweden N. 84 48 W. 12 3
4 | St. Petersburg ey . | Russia S. 85 21 W. 19 1
5 Do. ds : Do. 8. 18 16 W. 34 1
6 Do. ne . Do. 8. 43 41 W. 16 1
7 Do. (1832) ’ Do. S. 20) 0) We 24 1
8 Do. (1835-6) F Do. 8.14 9 W. 19 1
9 Do. (1836-7) | aeD os Sa 22 We 8 1
10 Do. (date unknown) . Do. N. 67 30 W. 10 20
11 | No. 4 to No. 10, inclusive Do. 8. 85 45 W. 9 26
12 | Petropolis (St. Petersburg)? Do. sb ll BQ Vio 11 1
13 | Spydburg . F Norway 8. 86 57 E. 10 2
14 | Stockholm ; : . | Sweden INES on Rae 104 4
15 | Dorpat . : 3 - | Russia 8. 83 45 W. 20 1
16 | Skagen . j 5 . | Denmark 8. 46 36 W. 20 9
17 | Elgin F F : . | Scotland 8. 44 47 W. 44 3
18 | Banff Castle . : ‘ Do. 8.2 47 W. 12 1
19 | Castle Toward . : 5 Do. S. 25 10 W. 10 2
1 Computed from Maury’s Charts, 1st edition. The corrections made in the 2d edition have all been applied in Series
B, and the more important ones also in this Series, and in Series D. The others are so small as hardly to affect the
results appreciably, so that a re-computation seemed unnecessary.
2 These results were computed, and the corresponding drawings made, before the reception of Lieutenant Maury’s
Wind and Current Charts, which afford far more satisfactory data, and it is thought best now to retain them, as they
appear to be, for the most part, correct.
WINDS OF THE NORTHERN HEMISPHERE.
Name of Station.
No. 17 to No. 19, inclusive
Wyburg .
Kinfuun’ 8 Castle
eh Manse
Nos. 22 and 23 combined
Calton Hill
Inchkeith .
Cronberg .
Kasan
Moscow
Copenhagen
Bronxholm
Carlisle
Londonderry.
Nos. 82 and 33 combined
Soendmor .
Christiansae
Apenrade .
Nos. 36 and 37 combined
toersdoff .
Total of Sweden
Total of Denmark?
Keswick :
Konigsburg
Wilna
Pillau
Braunsbarg
Dantzic
Hoffmansgave
Kendal
New Malton
Isle of Man
Cuxhaven
Stone Light- house
Nos. 52 and 53 combined
Hamburg : :
Lancaster (1816) .
Do. (1817-18)
Do. (1819) -
Do. (1820)
Do. (1821) .
Do. (date unknown)
No. 56 to No. 60, inclusive
No. 56 to No. 61, inclusive
Manchester (1801) .
Do. (date unknown) .
No. 64 to No. 68, inclusive
Liverpool .
Nos. 63, 69, and 70 combined
Luneburg . : :
Franeker .
Mansfield Woodhouse
Derby
Southwick
1 Kaemptz.
SERIES C. Srcrion ITI.— Continued.
Where situated.
Scotland
Denmark
Scotland
Denmark
Scotland
England
Treland
Great Britain
Sweden (?)
Denmark
East Prussia
Russia
Kast Prussia
Do.
Do.
Do.
England
Do.
Trish Sea
Hanover
Germany (?)
Do.
Do.
England
Hanover
Holland
England
Do.
Do.
Mean direetion of
ind,
38° 0’ W.
rob
e
4A SAR AAS SASASARARSARA AAP AASAARA
445423:
4244442242242
ANMNMnMAnINMMMMMMNMMMMM ANNAN MMO OMMNMAAMnNniAn sin Amini mtn A
bo
oS
a
=
he
om
az
22
Rate of
Progress.
183(?)
25
2 Dove.
No.
of years
embraced.
6
1
2
a
NOP APU OH YEN
et
to
ae
a
moo
—_
~~
wo
TT Dt ed eh et et et et bet et
SERIES C.—MEAN DIRECTION OF WINDS.
SERIES C. Srcrron III.— Continued.
Name of Station.
Alderly Rectory :
No. 75 to No. 77, fzaliseiiva,
Berlin :
Posen
Amsterdam
Utrecht
Thetford
Delphen
Cheltenham
Bushy Heath
High Wycombe :
No. 83 to No. 87, imelacive
Mailand
Cork
Sagan :
Breda (1838 at 8. 0 eV’.
Do. (1888 “ 14
. 1839 “8
. 839 “2
. (1840 “8
2 (IRE) oS
. A841 “8
5 (el ee
. (1842 “8
> RE
. 18438 “8
» iss @ 2
No. 92 to No. 103, inclusive
Nos. 82, 89, and 104 comb’d
Gottingen a
Do. (date unknown)
London (1806 to 1818)
Do. (date unknown) .
Greenwich (1800 to 1808) .
Do. (1841)
Do. (1842) ;
Nos. 111 and 112 somilvinad.
Bristol Mu
No. 108 to No. 114, iaclnsive
Dusseldorff ;
Ghent
Louvain . A :
Brussels (1772 to 1779)
Do. (1838 to 1844)
Nos. 119 and 120 combined
Alost
Nos. 116, 7, 118, 121, sind
122 online
Stunbington
Gosport (1816 to 1820)
Do. (date unknown) .
Nos. 125 and 126 combined
Sidmouth .
Devonport a 841)
Do. (1842) é
Nos. 129 and 130 woman
Nos. 124, 127, 128, and 131
combined
.
4
ze
NS OO So ee
ge ec ias
Sees ssas}
=
NS
1 Kaemptz.
Where situated.
England
Do.
East Prussia
Poland
Holland
Do.
England —
Belgium
“Treland
East Prussia
Belgium
Do.
Holland and Belgium
Germany
0.
England
West ioaneain
Belgium
Do. and West Prussia
England (?)
Do.
Mean direction of
Wind.
21° 31’ W.
06
78
DNDN NIA AAA 7 J AREER nee eee Bae ee aoc eer ee
444545535 eee cee eee eee errr ere ee
121
Rate of
Progress.
2 Dove.
No.
of years }
embraced. |
b>
On
fet ee to et
icy) as
.
het
WON DH WHONDNDHHOD WW yHTOH eee eee
bn
bo {tb GO OD Or eS -T
et
oS
<4
22
SERIES C.
178
180
183
184
185
186
187
188
189
WINDS OF THE NORTHERN HEMISPHERE.
Erfurth (1781, 2, 3, and 4)
Do. (date unknown) .
Nos. 133 and 134 combined
Hof .
Nos. 135 and 136 combined
Helston .
Penzance (1819 to 1822
Do. (date unknown) .
Nos. 188 and 1389 combined
Total of England
Schoenthal
Prague
Wurtzburg
Herbipolis (Wurtzburg ?)
Uffenheim
No. 144 to No. 146, inclusive
Cambray .
La Chapelle
Hafnia (Havre 0
pony
Valognes
No. 150 to No. 152, inclusive
Manheim (1781, 84, and 85)
Do. (date unknown)
Nos. 154 and 155 combined
Mergentheim
Anspach
Gunzenhausen
Carlsruhe .
No. 156 to No. 160, inclusive
Ratisbon
Giengen E
Do. on the Brenz
Ingolstadt
St. Andex
Stuttgard .
No. 162 to No. 167, inclusive
Paris (1815 to 1826) .
Do. (date unknown)
Do. do.
Do. (1827 to 1845)
Do. (1846) ‘
Do. (1847
Do. (1806 to 1847)
Versailles .
Nos. 175 and 176 pembined!
Montmorenci
Saint Lo .
Nos. 178 and 179, combined
Nancy
Metz
Strassburg
No. 181 to No. 183, inclusive
Schoessl (?) é
Lougan
Schussenreid
Badenbach
Burglengenfield ;
1 Dove.
Srcrion III.— Continued.
Where situated.
Germany
Austria
Bohemia
Bavaria
Germany (?)
Do. (7)
Do: 1D)
2 Kaemptz.
Mean direction of Rate of
Wind. Progress. .
S. 002 10) We ut
8. 86 48 W. 20
8. 72. 30 W. 18
8. 54 41 W. 23%
S. 63 30 W. 202
8S. 82 15 W. 15
8. 69 35 W. 18
8S. 62. 46 W.1
Sa.Gy 0 MWe 16
8. 66 0 W.t 20
8. 41, 8 We 29
8. 56 17 W. 3
N. 80 39 W. 26
8. 66 45 W. 25
Sel LS We 28
8. 82 30 W. 26
8. 66 24 W. 8
Sis, (38) We 16
INE83). «0! WE 14
8S. 82 45 W. 22
Niaive 3 We 26
N. 86 30 W. 20%
N. 58 28 W. 4
N. 64 46 W. 34
N. 61 24 W. 4
8. 89 50 W. 11
N89) (09> Wet 12
8. 53 53 W. 20
S. 73. 19 W. 15
Sofie 10) We 13
N. 27,20. Wi 15
SS Sia ye) We 27%
8. 81 50 W. 28
8. 40 30 W. 24
N. 85, 21 W. 39
8. 35 27 E. u
8. 82. 0 W. 19
8. 66 20 W. 23
8.65 4 W. 21
8.979) Lo We 12
ee CU Te AW: 19
8. 50 29 W. 18
8. 56 24 W. 13
8. 66 389 W. 20
8. 70 47 W. 17
8. 68 33 W. 183
N. 48 11 W. 14
Net, 89 We 11
N. 52 20 W. 124
N. 79 38 W. 15
N.83 19 W. 12
8. 47 20 H. 18
8. 76 30 W. 6
N.46 44 W. 30
8. 63 6 E. ali
8. 89 26 W. 44
N.32 6 E. 3h
8. 58 53 W. 2
No.
a
SOF Ook
_
ml bat
rae
WOH HES POW EWOWOH ROWED ee oobe PRR
of years
embraced. |
cS
2)
.
SERIES C.—MEAN DIRECTION OF WINDS.
SERIES ©. Sxorron IlT.— Continued.
Name of Station.
Munich .
No. 187 to No. 190, sialimetins
Vienna
Denainvilliers
Monachium (7) .
Tutlingen .
Peissenberg
Tegern See
Regensburg
Issny
No. 195 to No. 199, acini
19 stations
Total of Germany .
Do. of Russia and Hungary
Do. of France and Netherl’ds
Mount St. Gothard
Dijon
Syam
Nos. 209 eal 210 combined
Bordeaux .
Padua
Kerk
Parma
St. Zeno .
Bologna.
No. B15 to No. 217, falhosiors
Rodez
Orange
St. Hyppolite
Montpelier :
No. 219 to No. 222, caclanine
Toulouse (1747 to 1756)
Do. (1839 to 1846)
Do. (1847) ;
No. 224 to No, 226, inclusive
Massilia (Marseilles?)
Marseilles . ; 5 i
Nos. 181 and 182 combined
Cantabria . : ; :
Rome :
Constantinople .
Oporto
Naples
Mafra
Gibraltar and vicinity
Tripoli
Liberia and Stans eane
1 Dove.
Where situated.
Germany
Do. @)
Austria
France
Russia (7)
Germany
Do.
Do.
Switzerland
Germany
Lat. 472° to Lat. 48°
Austria
Do. (2)
Do.
Southern Germany
Switzerland
i
Portugal (??)
Spain
Barbary
Western Africa
Mean direction of
=
Rate of
2 Kaemptz.
Progress.
123
No. h
of years {
embraced.
Dt je
ND bo
hb
Bie He toe et 0 tS
whet
DPR wy TY SOHD ROE REE Hoy
TOD HCO He rt rt DS DO eb
I C2
re)
HI
to)
REA,
to]
1 Dove.
24 WINDS OF THE NORTHERN HEMISPHERE.
SERIES C. Srcrion [V.—Eastern Europe, Asia, and the Pacific Ocean.
No.
No Name of Station. Where situated. Mean direction of Rate of of years
Wind. Progress. | embraced.
1 Yacoutsk . Siberia N. 45° 20’ W. 48 1
2 Bogoslowsk Do. (Ural Mountains) N. 83 21 W. 20 1
8 Tobolsk i Do. 8S. 67 00 W.t ? 10
4 | Nijné Taguilsk . Do. 8S. 75 26 W. 37 2
5 | Catharinenburg Do. 8. 638 54 W. 32 2
6 Zlatouste . Do. N. 59 238 W. 26 1
% Barnoule Siberia S. 35 . 3 W. 19 1
8 Tluluk Aleutian Islands S: 04 la We 25 13
9 Nertchinsk Siberia N. 72 56 W. 19 1
10 | Teflis Georgia N.17 380 W.? 21 q
11 Trebizonde Asia Minor N. 37 40 E. 23 1
12 Erzeroom . : : Armenia INE bY (35. We 20 1
13 | Pekin (1757 to 1762) China 8.22 4H. 32 6
14 Do. (1844) . : Do. S. 74 22 W. 114 1
15 | Smyrna Asia Minor N.85 58 EH. ? 29 8
16 Tabreez Persia S. 62 43 W.? 6? +
17 | Ooroomiah Do. 8. 75 5 W. 40 1
18 Tehran Z Do. S. 77 34 W.? 42? 4
19 | Mediterranean Sea Eastern part N. 24 39 E. 49 3
20 Beirut Syria S. 68 32 W. 53 3
21 | Bahmdun . Do. (Mt. Lebanon) | S. 84 51 W.? 32 13
22 | Bagdad On the Euphrates N. 84 49 W. 65 iL
23 | Jerusalem Palestine ING 26 2 We 62 1}
24 | Bassora : Nearm’th of Euphrates} N. 37 29 W.? i vs
25 | Sundry stations . On the Ganges N. 82 10 W.? 10 3
26 | Calcutta Hindoostan S; 26) 2 We 13 8
27 Waioli Sandwich Islands North-east 60 1
28 Oahu Do. IN) On Bea. 81 vs
29 Duklum Hindoostan Biv¥89) ead (We 26 5
SERIES C. Sxrcrron V.imAmerica, West of Longitude 87°.
No.
No. Name of Station. Where situated. Mean direction of Rate of of years
ind. Progress. | embraced.
1 Melville Island . Arctic Ocean N. 20° 42’ W. 44 1
2 Port Bowen Near Barrow’s Straits N:63:7 1658: 274 u
3 Victoria Harbor Boothia Felix Ne. lz 230! We 30 by
4 Sheriff’s Harbor Do. N. 61 18 W. 23 1
5 Felix Harbor : Do. IN. 26): 2 Ve 23 1
6 | No.8 to No. 5, inclusive Do. N. 34 55 W. 24 24
if Fort Franklin Great Bear Lake N.70 30_B. 25 14%
8 | Fort Enterprise 100 miles north of
Great Slave Lake N. 39 54 EH. 14 it
9 Fort Reliance Great Slave Lake N72) G05: Hs? 152 $
10 Sitka F q : Russian America S: bosseit Bs 24 1
Wal Norway House (1841) On Nelson’s River N. “8 22 We 5 ail
12 Do. (1842) Do. N. 84 389 W. 2 1
13 Do. (1843) Do. N. 25 48 W. 18 1
14 Do. (1844) Do. N. 39 21 W. 32 1
15 Do. (1845) Do. N58 259 We 8 1
16 Do. (1846) Do. N. 79 50 W. 4 1
17 Do. (1847) : Do. 8: 7 len 7 1
18 | No. 11 to No. 17, inclusive . Do. IN. 27 26: Wi 8 7
SERIES C.—MEAN DIRECTION OF WINDS.
SERIES C. Srorron V.— Continued.
| ]
Namo of Station. Where situated. Mean direction of Rate of
ind. Progress.
of years }
embraced.
Fort Vancouver Oregon
Fort Snelling (1822) . :
Do. (1824)
(1825)
(1826)
(1827)
(1828)
(1829)
(1830)
No. 20 to No. 27, inclusive
Green Bay (1822)
(1823)
(1824)
(1825)
(1826)
(8 a0
(1828)
(1829)
(1830) :
No. 29 to No. 37, inclusive .
Fort Winnebago asl, 32,
35, and 86) . Y
Prairie du Chien OS 2)
Do. 1823)
Nos. 40 and 41, combined .
Fort Atkinson (1841-42) .
Nos. 41 and 42, combined .
Fort Laramie :
Sundry stations*
Chicago (1833 to 1836)
Council Bluffs (1822
Do. (1823)
Do. (1824)
Do. (1825)
Do. (1826) :
No. 47 to No. 51, inclusive .
Nos. 46 and 52 combined
Rock Island (827)
Do. (1828)
Do. (1829)
Do. (1830) :
No. 54 to No. 57, inclusive .
Bloomington (1840)
Do. (1843) :
Do. (1844, 5, and 6) .
No. 59 to No. 61, inclusive .
Nos. 58 and 62 combined
Sundry stations'
Fort Leavenworth asst to
1834) . :
St. Louis (1827)
Do. (1828)
Do. (1829)
Do. (1830)
No. 66 to No. 69, inclusive .
Fort Wayne 0
Fort anbaen Co
Ww
Towa
Wisconsin and Iowa
Missouri Territory
Oregon and California,
north of lat. 38°
Tllinois
On the Missouri River
Do.
On the Mississippi
Platte River
Indian Territory
Missouri
Arkansas
Indian Territory
1 Fremont’s Exploring Tour.
ARANADNA DDANAAnRnAnMnRnAAnnMAAn saBAnAAn DANA DAMDNAMAMNMMMAM NIA
- b
14
22
0
15
28
48
34
54
BE SSSa45 PSSAASASP AAAS AAP AAA
15° 387’ EH. 41 1
{ W.
W.
W.
W.
W.
We
W.
W.
9 W.
W.
W.
W.
W.
W.
W.
W.
W.
2 W.
22,
31
22
08
42
HS BD BD et ee et 0 ee
CO OUD teh a et et et
FDS et et
126 WINDS OF THE NORTHERN HEMISPHERE.
SERIES C. Srcrion V.— Continued.
No.
No. Namo of Station, Where situated. Mean direction of Rate of of years
ind. Progress. | embraced.
73 | Fort Gibson (1829) - | Indian Territory 8. 65° 51’ E 1
74 Do. (1830) : Do. S. 62 26 E. 1
75 | No. 72 to No. 74, inclusive . Do. 8. 59 58 E. 47 3
76 | Fort Smith . Do. S. -9 31 W. 154 3
77 Little Rock (1840) Arkansas 8. 58 58 W. 4 1
78 | Fort Towson (1833 to 1840) On Red River, Ind.Ter.| 8S. 17 48 W. 29 8
79 | Sundry stations Calif’nia, S. of lat. 38° | §S. 54 26 W. 30
80 | Vicksburg (1841) . | Mississippi N. 56 26 E. 11 1
81 Do. (1840 and 42) Do. N.59 8 E. 104 2
82 | Nos. 80 and 81 combined . Do. N. 58 28 E. 103 4
83 | Natchez (1825) : Do. 8. 54 4H. 16 1
84 Do. (1826) : Do. S. 21 SiR 21 1
85 Do. (1827) - Do. S. 89 36 E. 22 1
86 Do. (1828) j Do. 8. 49 20 EK. 20 1
87 Do. (1829) : Do. 8.43) E20 23 1
88 Do. (1830) : Do. S. 0 58 W. 21 1
89 Do. (1831) ‘ Do. 8. 28 58 EH. 14 1
90 Do. (1832) : Do. 8S. 61 48 E. 13 1
91 Do. (1833) : Do. 8. 54 47 E. 11 1
92 Do. (1834) : Do. S: 33 42) E: 9 i
93 Do. (1835) : Do. 8. 28 54 E. 9 1
94 Do. (1836) ; Do. S.cUZS OnE: 12 1
95 Do. (1837) ; Do. S. 28 .30 H. 3 1
96 Do. (1838) ; Do. 8. 20 20 H. 1 1
97 Do. (1839) : Do. S. 0 56 E. 11 1
98 Do. (1840) : Do. S22 Shi 14 1
99 Do. (1841) : Do. 8.24 8 E. 20 1
100 | No. 83 to No. 99, inelusive . Do. 8.31 2 KE. 13 17
101 | Nos. 82 and 100 combined . Do. S. 70> £5 E: 83 21
1013 | Fort Jesup (1823) - | Louisiana 8S. 0 33 EK. 27 a
102 Do. (1824) : Do. 8S. 68 17 E. 25 1
103 Do. (1825) Fi Do. 8. 86 40 E. 21 1
104 Do. (1826) : Do. N.75 32 E. 17 1
105 Do. (1827) 4 Do. 8S. 84 45 E. 26 1
106 Do. (1828) : Do. 8S. 87 73) 15 1
107 Do. (1829) : Do. N. 63) 20° W: 10 1
108 Do. (1830) Do. N75 19 W. 16 1
109 | No. 101 to No. vo inclusive Do. 8. 56 54 EH. 10 8
110 Mobile. Alabama S: 18) Sha Bs iif i
1103 Do. Do. 8. 23 32 HE. 21 1
111 | Nos. 110 and 110% combined Do. 8. 21 10 E. 19 2 P
112 | Spring Hill College. - | Near Mobile, Ala. N.51 34 EH. 3 I
113 | No. 110 to No. 112, inclusive | Alabama 8.224) Bi Be 11 3
114 | Baton Rouge (185 z) Louisiana See sO 6 ut
115 | Pensacola (1822 . | Florida 8. 9 315K t
116 Do. (1828) : Do. SenOe en Bre a
117 Do. (1824) A Do. S$. 55 18 iW. i
118 Do. (1826) : Do. S40 awe 1
119 Do. (1827) : Do. S$. 25s sae 1
120 Do. (1828) 4 Do. SHES ue Oe aie 1
121 Do. (1829) Do. S 0 47 W. 1
122 | No.115 to No. 121, inclusive Do. 8. 28 48 W. 19 7
123 | Petite Coquille (1 827) . | Louisiana 8. 67 41 E. 24 1
124 Do. (ise8) ti Do. 8.49 57 E 8 1 4
125 Do. (1829) c Do. N: 3 aloe 20 1
126 Do. (1830) : Do. N.40 48 E. 20 il
127 | No. 123 to No. 126, inclusive Do. N. 64 37 EB. 12 4
128 Fort Pike . Do. N.88 0H. 14 4
1 Same as Fort Pike.
SERIES C.—MEHAN DIRECTION OF WINDS. 127
SERIES C. Sxcrron V.— Continued.
No. |
of years |
embraced. §
Name of Station. Where situated. Mean direction of Rate of
Wind. Progress.
3” E. 5
30 H. 19)
30 H. 7
47 EB. | 14
15 E. 4
16 W. 13
52 KH. 4%
63
29
38
8 W.?? 28
Fort Wood : Z Louisiana
New Orleans (1826)
Do. 1836)
(1840)
: (4841)
Do. (1842)
No. 130 to No. 184, inclusive
Nos. 114, 127, 128, 129,
and 135 combined .
Fort Jackson :
Galveston .
Yucatan
Mazatlan
=
BAT oe eee eco
Texas
Mexico
Do. (west coast)
rath th nanmmarn |
SUPPLEMENT TO SERIES C.
The following, mostly for fractions of a year, were added after the foregoing tables were completed.
Section I.
No.
Name of Station. Where situated. Mean direction of Rate of of years
Addison
Machias
Owl’s Head
Steuben 2
South Thomaston
South-west Harbor
Vinal Haven
Charlestown
Keene
Peterboro’
Bennington
Grafton
Cabotville .
Medfield
Northampton
Framingham
Dartmouth
Newburyport
Little Compton .
Point Judith
Leonardsville
Lockport .
Bethlehem
Cochranville
Coudersport
Beaver
Bellefonte .
Cannonsburg
Krie .
Germantown
Greenhill .
Indiana
Do.
New Hampshire
Do.
Do.
Vermont
Do.
Massachusetts
Do.
Rhode Island
Do.
New York State
Do.
Pennsylvania
1 A fraction of a year.
ind. Progress.
19?
133°?
34?
17?
mbaberarabarahsistsharabahetansh
ONY we Tw ww wes
443
iy
CT A CY ak CO Uh 0 ty at at A Ye tT Wt
embraced. {
CL LS STC
WINDS OF THE NORTHERN HEMISPHERE.
SUPPLEMENT TO SERIES C. Srerton I.— Continued.
No.
Name of Station. Where situated. ‘| Mean direction of Rate of of years
Wind. Progress. | embraced.
. 53° 47’ W.? 37?
oa Seo Ws 37?
.86 5 W.i 53?
33 W«! 48?
29?
51?
BI?
43?
247?
32?
457?
337?
39?
17?
7?
Haverford . : : . | Pennsylvania
| Lewistown
| Norristown
2.| Pottsville .
qo Carbon
teading =.
| Rose Cottage
Warren
Wilkesbarre
West Chester : ; i
York 4 ; 3 : Do.
Cape May . : . . | New Jersey
Newark . ; : . | Delaware
Isthmus. 2 : . | Maryland
Gosport . 2 c . | Virginia
West Brunswick : : Do.
Whitemarsh Island . . | Georgia
Apalachicola : 3 . | Florida
Arendale . : A . | Alabama
Greenville ; ; . | Tennessee
Knoxville . : : 3 0.
Danville . : : . | Kentucky
Louisville . : : Do.
Paris
Springdale
Bardstown
Ashtabula .
Cambridge
Chillicothe
Cincinnati
Columbus .
Dayton
Granville .
Laneaster .
Lebanon
New Athens
Ravenna
Sandusky .
Zanesville . i F 5
Brookville ; F - | Indiana
Greencastle f : : Do.
Greensburg : :
Winnamac : ‘ ; Do.
Presq’ Isle : : - | Michigan
Ann Arbor 5 : : Do.
Somerville : F . | New York
Amenia . ‘ : F Do.
Newbury (1840 to 1849) . | Vermont
Do. (1823 to 1849) .
Biddeford . 4 ;
Houlton ,
Eastport : : : :
Portland . : : ; Do.
Portsmouth : : . | New Hampshire
Boston : ; i . | Massachusetts
Fort Wolcott . : . | Rhode Island
New London . j . | Connecticut
Litchfield . F ‘ : Do.
a
AAZAAnDANMNMNAAAnAANNNAnAMnMNANAAMIAMmMAMmMMMMMMIN mtn tain iA to a ACO e oo oe I
1 A fraction of a year.
SERIES C.—MEAN DIRECTION OF WINDS.
SUPPLEMENT TO SERIES C.
Srcrion I.— Continued.
129
Name of Station.
Sackett’s Harbor
Youngstown
Watervliet
West Point
Fort Columbus .
Fort Wood
Rouse’s Point
Plattsburgh Barracks.
Buffalo do.
Watertown :
Alleghany Arsenal
Carlisle Barracks
Fort McHenry .
Annapolis
Washington
Fort Washington
Old Point Comfort
Fort Johnson
Fort Moultrie
Augusta Arsenal
Oglethorpe Barracks .
Nos. 46 and 534 cumin .
Nos. 119 and 5385 combined
Nos. 263 and 537, combined
St. Augustine A
Tampa ‘Bay
Key West Barracks
Fort King
Cedar Keys
Mackinac .
Fort Brady
Fort Gratiot
Detroit Barracks 5
Nos. 167 and 559 cam iined.
Dearbornville .
Nos. 428 and 553 combined
Nos. 82 and 533 combined
Easton
Seneca Falls
Chillicothe
Burlington
Nos. 53 and 567 continedia
Nightingale Hall*
Where situated.
New York
Do.
Pennsylvania
Do.
Maryland
Do.
District of Columbia
Maryland
Virginia
North Carolina
South Carolina
Georgia
Do.
New York
Do.
Pennsylvania
Florida
Michigan
Wisconsin
Michigan
Do.
Do.
Do.
Florida
Lat. 44° 57’ to 45°
Pennsylvania
New York
Ohio
Vermont
Lat. 444 to 444
South Carolina
1 Not represented on the plates.
Mean direction of
42
1
23
46
27
50
30
1
ii
48
1
29
10
32
2
14
7
29
24
42
388
RADAR IAA AnnnnAAzNMAnnN ANNAN MDA RIA AIA TAMIA TAA CAA A
Rate of
Progress.
43
25
No. i
of years f
embraced. j
et
et
PNNonwmnwarwHnnwe
ae
fe pet ee
OOM SEW DTH RWOMOHoOWNWOPROD ROOT
30
WINDS OF THE NORTHERN HEMISPHERE.
SUPPLEMENT TO SERIES C.—Secrion V.
148
149
150
151
1514
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
Name of Station.
i
La Grange College
Mount Vernon .
Attakepas . :
Frank’s Island .
Washington
ount Atlas
New Concord
Rensalaer .
Shawneetown
Juliet
Macomb
Upper Alton
Athens
Jacksonville
Lac qui parle
Turkey River
Kast Troy . .
Prairie du Chien
Fort Winnebago
Fort Snelling
Green Bay
Rock Island
St. Louis .
Little Rock
Fort Towson
Fort Leavenworth
Fort Gibson
Fort Jesup ‘
Baton Rouge. f
New Orleans Barracks
Hutaw (lower current)
Do. (upper current) :
Nos. 169 and 170 combined
Where situated.
Alabama
Do.
Louisiana
Do.
Arkansas
Tennessee
Kentucky
Indiana
Illinois
Wisconsin
Do.
Do.
Minnesota
Michigan
Illinois
Missouri
Arkansas
Do.
Indian Territory
Do.
Louisiana
Do.
Do.
Alabama
Do.
Do.
! Fractions of a year.
Mean direction of
ind.
ANAAnAnDMAMMAMMONIAMAtnIZ nin A tniA Itt mnie wie tA
pe
19
12
87
4’ BK?
W.?
34 W.??
E.??
iL Wete
52 W.?
W.??
18 W.??
W..??
SAP SREMSSS423
Rate of
Progress.
18?
30?
477?
447?
Bor?
58?
467?
292?
387?
37?
302?
447?
31
34?
227?
547?
687?
26
144
No.
of years
embraced.
Dee et — cosa 50 ell ed
Hee rTOMHHONOMDDOK F&F eet eR Pe RR BR BR RRR RP
SERIES €.—MEAN DIRECTION OF WINDS. 131
The following series of maps exhibits to the eye the results contained in the pre-
ceding tabular series, and shows by means of the straight arrows the mean direction
and rate of progress of the wind in the different regions of the northern hemisphere,
as explained on page 9. The direction of the arrow shows the direction of the
resultant, and its length the ratio of the progressive to the total motion of the
wind, the unit being one inch. That is, if the wind were to blow constantly in one
direction, so that the whole motion would be progressive, it would be represented
by an arrow an inch in length.
An interrogation point affixed to an arrow denotes that it is doubtful, either in
regard to direction or length, and a double one that it is exceedingly so. One affixed
to a dot or number shows that the locality is doubtful. The chief source of uncer-
tainty in the resultants represented by the arrows is the fewness of the observations
from which they were deduced. The numbers on the maps correspond with those
in the series, and will serve as references.
Plate VII. affords a general synopsis of the whole hemisphere. Every resultant
that is at all reliable is represented upon it, either singly, or in combination with
others in those sections of country where the stations are too numerous to allow
each to be distinctly represented by separate arrows. And in combining different
stations, care has been taken to select those having nearly the same latitude, since
the investigations show that difference of latitude affects the resultants more than
difference of longitude. As thus condensed, a single arrow, in some cases, repre-
sents observations for more than a century.
Plate VIII. contains the United States on a larger scale, sufficient to allow all the
separate resultants to be exhibited, except in the Eastern and Middle States, where
the stations are so numerous that the scale of the map is yet too small to allow
them to be represented except in combination as before. This section is drawn
upon a still larger scale on Plate IX. Plate X. contains Western Europe on an
enlarged scale.
132 WINDS OF THE NORTHERN HEMISPHERE.
DEDUCTIONS AND REMARKS.
1. In the arctic regions of North America, lying within the polar circle, the
mean direction of the wind is about N. N. W. and well defined. This is seen on
Plate VII. The arrows, at six out of the seven stations (all except Port Bowen),
are nearly parallel, and of a length indicating a progressive motion of about 40 per
cent. of the entire distance travelled by the wind. This is a greater ratio than
exists in any other part of the world, except within the limits of the trade winds.
But it must be borne in mind that it is the relative, and not the absolute progressive
motion, that is here considered. The latter may be, and probably is small; so small
as to induce Parry and Barrow to believe that a perfect calm exists at the north
pole.
2. Between the parallels of latitude 60° and 66° there appears to be a belt of
easterly or north-easterly winds. The observations at Great Bear Lake, Great
Slave Lake, and Fort Enterprise (Plate VII, Nos. 7, 8, and 9), in the interior of
British America indicate this; as also those at the two stations in Greenland, and
at Reikiavik in Iceland. At Sitka, in Russian America (No. 10), which is a little
farther south, the mean direction is also easterly, and it is not improbable that the
southern limit of this belt, instead of coinciding with a parallel of latitude, follows
some such course as is represented by the dotted line on Plate VII. and others, viz.
a less circle having its pole at about lat. 84° and lon. 105° west from Greenwich.
Such a circle, drawn at a distance of 28° 20’ from its pole, passes north of all the
stations in the eastern hemisphere except Spitzenbergen (see Plate I.), and it is
remarkable that there too the mean direction of the wind is easterly, if we may
rely on the observations taken by Parry during the few months that he spent there.
The observations which have been taken at Alten, in Lapland, and at Hammerfest,
in Norway, should show the same result, if the above limit is correctly assigned.
3. Passing south of this circle, we find a zone or belt of westerly winds, about
232° in breadth, entirely encircling the globe, and having the pole of its southern
as well as its northern limit near the point before mentioned, viz. in latitude 84°
north, and longitude 105° west. This zone, which is exhibited in full on Plates I.
and VII., and in detached portions on Plates VIII, [X., and X., embraces the
southern portion of British America, all of the United States except the extreme
southern part, nearly the whole of Europe, and most of the northern half of Asia,
and at all the stations from which observations have been obtained, throughout this
entire region, and the corresponding parts of the Atlantic and Pacific Oceans, the
mean direction of the wind is westerly, with very few exceptions. This will appear
from the following more particular statements.
DEDUCTIONS AND REMARKS. 133
4. Out of two hundred and fifty-one stations in North America, east of the Mis-
sissippi, and situated within this belt, all but six have the mean direction of the
wind westerly. (See Plates VII. and IX.) These six are Houlton in Maine,
Salisbury in Connecticut, Redhook and Poughkeepsie in New York, Meadville in
Pennsylvania, and La Grange College in Alabama, and it is noticeable that three
of these places, viz. Salisbury, Redhook, and Poughkeepsie, are within thirty-five
miles of each other, and in a region which Plate III. shows to be characterized by
strong local disturbances, while La Grange College is located near the limit which
divides the westerly from the equatorial winds, and, moreover, the mean direction
of its winds was computed from only eight months’ observations—a period too short
to be relied on. So that the only undoubted and unexplained exceptions are Houl-
ton and Meadville. Out of the 245 stations, at which the mean direction is west-
erly, at all but 14 it is from some point between N. W. and S. W., and at 210 of
them it is within 35° of a due west point, as may be seen by the following state-
ment :—
Within 5° of due west, 39 stations; viz. 15 on the north side and 24 on the south side.
6c 10 (73 70 ce 33 79 37 (19
(74 15 ce 100 (<3 45 (74 55 (14
(79 90 73 132 cc 60 (i 72, (14
(43 95 CC 159 66 70 66 89 6
66 30 (13 186 i3 80 66 106 (<4
& 959 sete TOLO THO 90 a 120 ©
« 40 Ce eo2 in 96 ¢ 126 e
AB GER VEG 100 ‘ 131 0
The 14 exceptions among the westerly directions are as follows :—
Within 50° of due west, 5 stations; viz. 0 on the north side and 5 on the south side.
ce 55 ce 8 (a3 1 (13 He ce
cae 60 fe 10 £6
(43 65 66 12 6
(<4 75 ce 13 (14
cc 80 (<4 14. (73
om & bo
8
8
9
9
It is worthy of notice that, in all these exceptions,’ the rate of progress is small,
and, as a general fact, the farther the mean direction at any place deviates from the
ordinary direction in the region where that place is situated, the less is the pro-
gressive motion; a fact that will be apparent by inspecting Plates VII. to X., and
noticing the shortness of the irregular arrows. Thus, the average rate for all the
251 stations mentioned above is 30 per cent., while for the 14 exceptions among
* The winds at Toronto (one of these fourteen exceptions, and the greatest of them all) are very re-
markable, and deserve special notice, as they were observed hourly, or bi-hourly, both by day and by night,
for two years, with the utmost care, and with the most perfect instruments. And yet, the results are
widely at variance with those which we find elsewhere in the same region, the mean direction being, as
stated in the Table, N. 10° 23’ W., and the rate of progress only 6 per cent.; both indicating the exist-
ence of some powerful disturbing influence there. It is true that this result has reference only to time,
but if we make the computation from the distance actually travelled, though it in some measure relicyes
the difficulty, it by no means removes it, as will be shown hereafter.
18
134 WINDS OF THE NORTHERN HEMISPHERE.
the westerly directions it averages but 18 per cent., and for the six where the direc-
tion is easterly it averages only 10 per cent., viz. :—
Houlton, 9 per cent. Poughkeepsie, 112 per cent.
Salisbury, 6 “ Meadville, 5 as
Redhook, 103 “ La Grange College, 18 ¥
5. On the Atlantic Ocean, the mean direction of the wind, in the zone we are
considering, is more southerly, but more uniform than in the United States. Of the
16 resultants (see Plate VIT.), all are westerly, and the entire range between them
is but 51° 14’, viz. from N. 84° 20’ W. to 8. 44° 26’ W. The rate of progress is
less than in the United States, being but 20 per cent. of the whole distance travelled
by the wind.
6. Out of 142 stations lying in this zone in Europe, 117 have the mean direction
from some point between N. W. and 8. 30° W., and most of them are comprised
within much narrower limits. (See Plates VII. and X.) Of the 25 exceptions,
13 still have the prevailing direction westerly, leaving but 12 out of 142 in which
it is easterly, viz., Spydburg' in Norway, Posen in Poland, Mailand in Belgium,
Stuttgard and Badenbach in Germany, Strasburg, St. Hyppolyte and Montpelier
in France, Graetz in Austria, St. Zeno in Italy, Kasan on the Volga, in eastern
Russia, and Lougan in southern Russia, north of the Black Sea. Several of these
stations are not very far from the southern limit of westerly winds, and at some
others the irregularity may, perhaps, be accounted for from geographical peculiari-
ties. Thus, Posen is situated on the Wartha, where it runs almost due north, and
the mean direction of its winds coincides very nearly with that of the stream.
The same is true of Banff Castle (one of the twenty-five exceptions), situated on
the Deveron in the north of Scotland. The effect of valleys in modifying the
direction of the wind is strikingly exhibited at most of the stations on the Hudson
and Mohawk Rivers in the State of New York. (Compare Plates III. and IX.)
7. There are but eight stations in Asia situated in the zone under consideration,
and at all these the mean direction is westerly. (See Plate VII.)
8. In that part of the zone which crosses the Pacific Ocean, we have but one
station, viz. Iluluk, one of the Aleutian Islands, and there, too, we find the mean
direction westerly. (See Plate VII.) The testimony of navigators in the North
Pacific? rather corroborates this result, and I have no doubt that the investigations
of Lieutenant Maury will do the same.® '
9. On the American continent, west of the Mississippi, there appears to be more
diversity in the mean direction of the wind, yet here it is westerly at 16 stations
out of 20, from which observations have been obtained. The most peculiar feature
in this region is the line of southerly winds on the western borders of Arkansas
and Missouri. It seems to form a kind of connecting link between the winds of
this zone and the south-easterly ones that we find south of it, and, in some degree,
* The locality of this station is very doubtful.
* Mitchell’s Article in Journal of Science and Arts, vol. xix. p. 254.
* Tam not without hope of obtaining Lieutenant Maury’s results before these sheets go to press, and if
so, they will be inserted on Plate VII.
DEDUCTIONS AND REMARKS. 135
to favor an idea that has been advanced, that there is a vast eddy extending from
the western shore of the Gulf of Mexico to the eastern shore of the Atlantic—that
the easterly trade-winds of the Atlantic Ocean, when they strike the American
Continent, veer northwardly and then toward the north-east, and thus recross the
Atlantic and follow down the coast of Portugal and Africa till they complete the
circuit. Though, on the whole, the evidence is against this theory.
We wait with interest for the results of the investigations, now going on under
the auspices of the Smithsonian Institution, in Oregon, California, and the terri-
tories west of the United States. When they shall be received, no doubt this
article will require modification.
10. Near the limits which. divide this zone from the polar winds on the north,
and from the equatorial on the south (particularly the latter), the progressive
motion is very small. The reader will notice the shortness of the arrows in South
Carolina, Georgia, Alabama, Mississippi, and other places along the line, as com-
pared with those farther north, on Plates VII. and VIII. The same thing is very
noticeable on the Atlantic Ocean, and, in some degree, in Europe. The only mate-
rial exception in the latter is Mafra, in Portugal, and it is exceedingly doubtful
whether that place is properly located. And not only is the progressive motion
small, but the direction is very uncertain. The different results obtained at
Augusta and Savannah, in Georgia, in different years, could hardly be more diver-
sified, and those of the upper and lower currents at Hutaw, Alabama (Nos. 169 and
170), are almost directly opposite each other. In Pekin, too, in China, which is
near the line, the results obtained by the French missionaries in the last century,
differ entirely from those of the recent Russian ones, as shown by the two arrows
at that place on Plate VII.
11. The progressive motion is less in Europe than in America, as may readily be
seen by comparing the length of the arrows.
12. There seems to be some approach to parallelism between the mean direction
of the wind in any part of the belt, and the direction in which that part of the belt
runs, so that the mean directions incline to make a constant angle with meridians
drawn through the pole of the belt." Thus, the winds are more southerly in the
eastern part of the Atlantic than in the western part—more so in western Hurope
than in America or Asia. In eastern Siberia it is even north-westerly, if we may
rely upon the results at Yacoutsk and Nertchinsk, and the prevailing testimony of
navigators seems to be that the winds of the extreme North Pacific are also north-
westerly, though the observations at Iluluk, south of Behring’s Strait, do not indi-
cate it.
The following table shows the latitudes at which the limits of this zone cross the
different meridians, at intervals generally of 10°; the direction in which they run
reckoned eastwardly, and the region of country, &c., where they cross.
* This remark is thrown out rather as a conjecture, which future observations may or may not verify.
136
Longitude.
80° W.
70 W.|56
60 W.|57
be el et et ded bt bd dt bt td bt td
Ragas = SA
a 3
WINDS OF THE NORTHERN HEMISPHERE.
SOUTHERN LIMIT OF POLAR WINDS.
NORTHERN LIMIT OF EQUATORIAL WINDS.
Latitude.
56° 20’
57
42
37
MMM
mum
TA Tn TA Ta tA ta tA TA TA
Direction.
5. 84° 40’ W.
. 82
45
See
79 36
78
we
77
W.
W).
SASS S44 44554:
Place of crossing.
Hnudson’s Bay
Labrador
Off the coast of
Labrador
S. W. of Cape
Farewell
8. E. of do.
Atlantic Ocean
Do. (off S. coast |
of Iceland)
Do.
Do.
Coast of Norway
Sweden
Lapland
Do.
Arctic Ocean
Do.
Kamtschatka
Sea of do.
Do.
Bristol Bay
(near Alaska)
Off the coast of
Rus. America
Do.
British America
Do.
Do.
Do.
Do. (near Lake |
Winnipeg)
Western shore of
Hudson’s Bay
Latitude.
32° 47!
33
ATRIA TA TATA Ata tA TA
Direction.
. 86° 47’ W.
85 38 W.
Sa 4 4888844445454 84448 4444455424455 45
Place of crossing.
South Carolina
Atlantic Ocean
Do.
Do.
Do.
Do. (near Azores)
Do.
Off coast of Portugal
Spain
Mediterranean Sea
Turkey
Black Sea
Do. (eastern part)
Caspian Sea
Independent Tartary
Do.
Do.
Chinese Tartary
Do.
Do.
Do.
China
Sea of Japan
Do
Pacihic, Ocean
Do.
Do. (off coast of
California)
California
New Mexico
Texas
Mississippi
13. Passing south of the zone we have last been considering, we find that, con.
tiguous to it, the winds in the United States and upon the Atlantic Ocean, are, on
the whole, easterly, yet quite irregular, and having a very small progressive motion.
This is seen by the shortness of the arrows in Louisiana, Texas, Florida, and the
southern parts of South Carolina, Georgia, Alabama, and Mississippi (Plate VIIL.),
and also at Nos. 27, 29, 30, and 31 on Plate VII.
and will be spoken of below.
Nos. 25 and 236 are exceptions,
14. Farther south, we fall in with the well known north-easterly trade-winds, all
characterized by long arrows, showing a decided prevalence, yet more so between
latitude 10° and 25° than nearer the equator.
DEDUCTIONS AND REMARKS. 137
vo
15. In the eastern parts of the Atlantic Ocean, near the coasts of Africa, and
upon the Mediterranean Sea, also in Barbary, the winds seem to incline toward the
Great Desert. This is seen on Plate VII. at all the stations in Spain, Southern
France, Italy, and on the Mediterranean as far east as Constantinople (No. 233) ;
and Smyrna (No. 15); also at Tripoli (No. 238); at Liberia (No. 239); at the
Madeira Islands (No. 25); and on the Atlantic at No. 42. At No. 39 the direc-
tion is not materially changed, but the progressive motion is very much reduced,
indicating a counteracting force in the direction of the Desert. It is also well
known that all along the coast of Guinea south and south-west winds prevail. It
was remarked by Dr. Halley, that, “in the southern parts of Italy, a south-east wind
blows more frequently than any other;’ but our observations from Rome and
Naples indicate nothing of the kind, but rather the contrary. Our observations
from Tripoli (No. 238) may not be altogether trustworthy, as they embrace a
period of only five months, but the time was a tolerably fair mean for the year, in
regard to temperature, viz. from March to July inclusive, and the results harmonize
very well with No. 19, which represents four years’ observations. At Fezzan, 300
miles south of Tripoli, the winds are said to be northerly in winter and southerly
in summer.
16. In South-western Asia, the winds are so irregular as to defy all attempts to
reduce them to system, from any data now in my possession. The north-west
winds at Jerusalem* (No. 23), and the westerly ones at Bagdad (No. 22), are nearly
as uniform as the “trades,” while at Constantinople’ and Trebizonde (Nos. 233 and
11), the mean direction is north-easterly, at Teflis and Erzeroom (Nos. 10 and 12),
nearly north, at Beirut and on Mount Lebanon (Nos. 20 and 21), also at Tabreez,
Tehran, and Ooroomiah* (Nos. 16, 17, and 18), westerly; at Smyrna (No. 15),
east; and at Bassora (No. 24), hardly in any direction. At Aleppo, it is said to
be north-west, but I have no observations from that place. (See Appendix O.)
17. The three stations in Hindoostan all show a feeble prevalence of westerly
or south-westerly winds, although situated in latitudes proper for the “ trades,” and
although the tracks of storms in the adjacent seas are generally from south-east
toward north-west."
4 Jn a letter to the author, from Rev. J. F. Lanneau, who long resided in Syria and Palestine, he
remarks as follows, in relation to the north-west winds in the “hill country” of Judea: “ So uniformly
prevalent is the north-wester, that the olive-trees in the interior, situated so as to feel their constant influ-
ence, are inclined toward the south-east, and their branches checked in the opposite direction by its power,
(=
ASN
so that in some cases three-fourths or more of them are on that side, thus vi" . This is very strik-
I
ingly noticed immediately around Jerusalem.”
2 Rev. H. G. O. Dwight, to whom I am indebted for the observations on the winds at this place, makes
- the following remarks in relation to them: “‘ There can be no doubt of the fact that the wind here, as a
general thing, blows either from the north-east or from the south-west. A wind direct from either of the
four cardinal points, never continues long in Constantinople. During the fifteen or sixteen years that I
haye been here, I have noticed that our prevailing wind in summer is north-east. Indeed, from July to
October, it is so constantly and regularly from that quarter, as to be almost a monsoon.”
8 See the remarks on the winds at this place in Series B. + Piddington.
138 WINDS OF THE NORTHERN HEMISPHERE.
18. On the whole, do not the results in Series C authorize us to lay down the
following, as a general description of the winds of the northern hemisphere? Ist.
That from high northern latitudes the winds proceed in a southerly direction, but
veer toward the west, as they approach a limit ranging from about latitude 56° on
the western continent to about latitude 68° on the eastern, where they become
irregular and disappear. The area of the zone occupied by these winds is about
11,800,000 square miles. 2d. That farther south there is a belt of westerly winds,
less than 2000 miles in breadth, entirely encircling the earth; the westerly direc-
tion being clearly defined in the middle of the belt, but gradually disappearing as
we approach the limits on either side. The area of this zone is estimated to be
about 25,870,000 square miles. 3d. That south of the zone last named, the mean
direction of the wind is easterly. This area is estimated to contain 60,760,000
square miles."
Theoretical Considerations.
In looking for the causes of winds, there are two which are obvious; Ist, the
diurnal revolution of the earth upon its axis, and 2d, the unequal distribution of
heat over different parts of its surface; and we apprehend that these two, taken
conjointly, are sufficient to account for all the leading observed phenomena. Dr.
Halley, in a paper read before the Royal Society in 1686, undertook to explain the
phenomena of the trade-winds, by taking into account only the latter cause; or at
least introducing the former only so far as it affects the temperature of places near
the equator at different hours of the day. His view (as explained by Professor
Mitchell in his article already referred to) was, that the rarefaction of the air over
the spot where the sun is vertical, and the continual motion of this spot westward
by the diurnal motion of the earth, generated a series of vortices, moving westward
below and eastward above, and that the lower parts constituted the trade-winds.
According to his views, the motion would be as
B in the accompanying figure, in which AM NB
represents a section of the atmosphere resting
ww 6 on the equator A M, as seen from the north
a Agee tor side, and the different arrows show the direc-
AE tion in which the air is supposed to move.
Others, on the contrary, have maintained
that the mere rotation of the earth on its axis, combined with.its annual revolution
round the sun, is sufficient to account for the leading phenomena of winds, without
any aid from heat. If at one and the same time the entire atmosphere were
reduced to a perfect calm all over the surface of the earth, and if the temperature
were everywhere the same, they have supposed that mere cosmical influences, such
as we have named, would, in some unexplained way, create just such currents as
* Professor Dove, of Berlin, maintains that there are but two systems, viz. our Ist and 3d. See his
Letter to Col. Sabine, published in the Report of the British Association for 1845.
DEDUCTIONS AND REMARKS. 139
now exist. To both these doctrines there are, however, insuperable objections,!
and a correct theory can be obtained only by combining the two, for both must
certainly operate, according to well-known physical laws, and unless neutralized
cannot fail of producing their appropriate effects. It was by thus combining them
that Hadley succeeded in satisfactorily accounting for the trade-winds, more than a
century ago, and it remains to show that the same principles may be generalized
so as to explain each of the three systems, which, according to our investigations,
exist.
The rarefaction of the air near the equator, by heat, will cause it to rise, and give
place to the colder, and, therefore, heavier air of the temperate and polar regions.
The amount of this influence can be calculated, and it is found to be commensurate
with the effects observed. If no other cause then
existed, we should have a regular vortex, extend- “ze ~<~
ing from the equator to the pole, as represented in
the accompanying figure, in which K represents a
point on the equator; N the north pole; C the centre
of the earth; B Da line drawn through the centre
of the vortex, and the several arrows the direction in
which the air moves.
If the air were equally dense in all parts of the
vortex, and its velocity the same, the centre of the
vortex must be over that parallel of latitude which
bisects the northern hemisphere, viz. the parallel of 30°. South of this parallel,
the air must ascend, and north of it, it must descend. In point of fact, the centre
must be a little farther north, since the descending currents are colder and more
condensed than the ascending ones, and consequently must occupy less space, but
the difference is not material. The result would be, a constant current along the
surface of the earth from the poles toward the equator, while the air which ascended
at the equator would flow back again toward the poles. As applied to the northern
hemisphere, the lower current would be from north to south, and the upper from
south to north.
But if we now take the rotation of the earth into account, it will modify these
motions. As the heated air at the equator rises, and attempts to flow northerly
toward the pole, it crosses successive parallels of latitude, whose easterly motion,
by virtue of the earth’s diurnal revolution, is continually diminishing. But the
air, retaining the easterly motion which it had at the equator, and consequently
moving more rapidly in that direction than the places over which it passes, has a
relative motion, as from the west, which, combined with its northerly motion, carries
it toward the north-east, and finally toward the east. On the same principles, the
lower current must continually veer more and more toward the west, as it
approaches the equator.
When we reflect that it is over 6,000 miles from the equator to the pole, while
one-half of the entire atmosphere lies within seven miles of the surface of the
Cc a0)
4 See Appendix.
140 WINDS OF THE NORTHERN HEMISPHERE.
earth, we see that it must be quite impossible for the upper and lower currents to
flow in opposite directions, one upon the other, for so great a distance, without inter-
mingling. Each must communicate to the other its own motion by friction, and it
will be only near the northern and southern extremities of the vortex, that they
will be kept distinct, and each have its own proper motion. In other words, there
must be a system of equatorial winds at the south, a system of polar ones at the
north, and a system of blended ones between. Let us notice the necessary cha-
racteristics of each system separately.
The lower current of the equatorial system proceeding southerly, and at the
same time veering toward the west, constitutes the trade-winds, and it is probable
that at the limit where the upper current becomes blended with the lower, no
inconsiderable part of it folds under itself, and returns toward the equator, thus
contributing to augment the strength of the “trades.” This limit we suppose to
be that which defines the northern boundary of the equatorial winds on Plates I.
and VII.
On the same principles, the cold surface wind of the arctic regions must com-
mence to flow southerly—must veer toward the west like the trade-winds, and for
the same reason—and finally become blended with the winds of the intermediate
system; thus defining the southern limits of the polar winds.
In this intermediate system of blended winds, the mean direction must be the
result of two opposite motions, the upper current tending to move eastward, and
the lower westward. It is easy to see, however, that the former must prevail; for
it has nothing to contend against but the friction of the latter, while the latter has
not only this same friction, but also that of the earth’s surface, both conspiring to
destroy its motion westward. As a consequence, westerly winds must prevail in
this zone, though with less uniformity than exists in the other two.’
* T am aware that it may be urged as an objection to this view, that both the causes which are supposed
to determine the lower current toward the south-west, “operate with greater energy between the parallels
of 30° and 60°, than within the actual limits of the trade winds.” (Mitchell.) But it should be noticed,
Ist, that even if this were true, the causes which determine the upper current are increased in the same
ratio, and it is on the difference of the two only, that the mean direction depends. And 2d, that the objec-
tion itself is not well founded, so far as one of the causes is concerned; for, according to our views, the
zone of westerly winds lies wholly in the northern half of the vortex, where there could be no permanent
ascending currents, as at the equator, to create trade winds.
It may be farther objected, that the theory here advocated requires an excess of northerly over southerly
winds in the temperate regions, so as to dispose of the current coming down from high northern latitudes.
We admit it, and are we sure that there is not? It is true that, in respect to time, the mean direction of the
wind in those parts of the zone that have been most fully studied (viz. the United States, Western Europe,
and the Atlantic Ocean), is from a point somewhat to the south of west. But are we sure that it is not
compensated by north-westerly winds over Asia and the North Pacific? This is a question of fact, to be
determined by observation. Thus far the indications are, that there is such a compensation, and we await
with interest the results of Lieutenant Maury’s investigations in that quarter of the globe to settle the
question. Furthermore, are we sure that even in the parts of the zone first referred to, more air passes
northward than southward? On this point Professor Dove, of Berlin, has the following remarks, in a letter
to Colonel Sabine, published in the Report of the British Association for 1845: “ But the air which
passes over the parallel, coming from the equator, brings with it a higher temperature, which it gradually
parts with as it flows over the surface of the earth, and which it cannot, therefore, bring back with it,
{
DEDUCTIONS AND REMARKS. 141
Thus we find that theory harmonizes perfectly with fact, both as it respects the
direction and the constancy of the winds regarded as systems. Let us now examine
a few minor details.
1. The facts mentioned in our fifteenth deduction have long been known, and
have been usually, and I suppose correctly, accounted for by ascribing them to the
rarefaction of the air over the Great Desert. Some additional facts, confirmatory
. of this idea, will be mentioned as we proceed.
2. The winds at the stations in South-western Asia, having of themselves but a
feeble tendency to flow in one direction rather than another, owing to their prox-
imity to the dividing line between two systems of winds, appear to be controlled
entirely by the strong local influences to which they are subject, and for which that
region is remarkable. This may account for their irregularity, alluded to above
in our sixteenth deduction.
3. May not the less progressive motion of the wind in Europe than in the United
States (mentioned as our eleventh deduction), be accounted for by the higher tem-
perature of the former? Just as a burning building increases the strength of the
wind on the side from which it blows, and diminishes it on the opposite side.
when it passes the same parallel on its return toward the equator. Now, colder air occupies less space than
warm air, and therefore the current of air flowing from the pole to the equator is narrower than when it
flows from the equator to the pole. If the beds in which these opposite currents flow are shifting ones,
the same station will necessarily be oftener in a southerly than in a northerly current (in the northern
hemisphere), and the proportion of southerly wind will in the course of a year exceed that of the northerly.
Moreover, the southerly winds bring with them a quantity of vapor, with which they are continually
parting in the form of rain and other precipitations; the returning northern dry winds do, indeed, bring
back the same mass of air, but without its aeriform companion, which, having now assumed the form of a
liquid, no longer contributes to raise the column of mercury in the barometer.”
On considering the above-described alterations to which the atmosphere is subjected, on its passage from
“and return to the equator, we see that throughout the temperate zone the mean direction of the wind may
be from the equator, converted by the rotation of the earth into a south-westerly direction in the northern,
and a north-westerly in the southern hemisphere. _
Professor Loomis seems to view the subject in a similar light. (See his articles on the Meteorology of
Hudson, Ohio, published in the American Journal of Science and Arts.)
19
142 WINDS OF THE NORTHERN HEMISPHERE.
SERIES D.
Turs Series of Tables shows the mean direction of the wind, and the rates of its
progress, for each month of the year, at the several places and sections of country
mentioned, and hence the annual curve which it describes." At a few places, there
is added also the average number of days that the winds from the different points
of compass prevail in each month; and, at a number of others, the direction and
amount of the forces which deflect the wind from its mean annual direction. The
method by which the latter were found was as follows: It was assumed that if there
were no forces to deflect the winds, the mean direction and rate of progress would
be the same for each month of the year, and equal to one-twelfth of the mean
annual progress. If, therefore, according to the usual method of applying the
“parallelogram of forces,” we make the progress in any month the diagonal of a paral-
lelogram, and one-twelfth of the mean annual progress one of the sides, either of
the contiguous sides will represent the deflecting force, both in quantity and direc-
tion. Thus, for example, at Amherst, Massachusetts, the resultant for January is
N. 69° 42’ W. 36, and for one-twelfth of the mean for the year, measured on the
same scale, N. 73° 13’ W. 30. Draw A B in the
4 Ni 1FW30__s direction N. 73° 13’ W. and make its length 30.
Ware Also draw A D in the direction N. 69° 42’ W. and
D make its length 36. Complete the parallelogram,
and the side A C or B D will show the direction and amount of the deflecting
force, viz. N. 52° 47' W.6.32. For the most part, the deflecting forces are merely
approximations, determined, with tolerable accuracy, by construction upon a large
scale, though in a few cases they were computed trigonometrically.
* Tn computing the annual curves, it became necessary to fix upon some general principle, upon
which to compare and combine the observations taken at different places, and I adopted that of allowing
equal weight to the observations of each month, without reference to the manner in which they were taken.
There is no doubt that more reliance should be placed upon observations taken several times a day and
recorded for sixteen or thirty-two points of the compass, than upon those taken less frequently and
recorded less minutely, but it was difficult to decide how much.
SERIES D.—MONTHLY DEFLECTIONS.
$5 SSS SSS SSS SS SSS SSS SS SSS SR
SERIES D.
No. 1.—Melville Island, Arctic Ocean.
No. 2.—Port Bowen, Arctic Ocean.
1 YEAR. 1 yrar.
Months. Mean direction of Rate of Months. Mean direction of Rate of |
Wind. Progress, Wind. Progress. |
January INo 2 teh Vie 64 January N. 72° 41’ WB. 63
February INFRLGH oN WE 603 February N.70 11H 65
} March . N. 14 22 W. 70 March . N. 66 13 EH 34
) April Ne @ BS 1h 47 April Ne 7. Wi By 46}
| May N.12 49 Ww. | 43 May N. 35. 43 E. A
June N.56 8 W. 20 June Se ll BS) IDL 24
i July N. 34 16 W. 21 July S. 89 28 Ww. 41
| August N. 64 17 W. 28 August We 4 BAN, 54
| September N. 29 48 W. 58 September 8. 88 42 W. 18
| October N. 37 40 W. 60 October N. 73. 53 BH. 43
| November IN, J BA Wie 7) November 8S. 77. 38 EH. 94
| December N.10 51K. 22% December N. 81 42 fH. 50
| The year N. 20 42 W. 44 The year Ne 63. 6B: Q74
No. 3.—Boothia Felix, Arctic Ocean.—3 stations. No. 4.—Igloolik, Arctic Ocean.
24 YEARS. 1 YEAR.
Months. Mean direction of Rate of Months. Mean direction of Rate of |
ind. Progress. Wind. Progress.
January N. 47° 28’ W. 28 January N. 19° 25! W. 50
Hebruary N. 45 21 W. 21 February N. 32 3 W. 83
i March . N. 50 16 W. 23 March . N.46 1 W. 78
April N. 36 41 W. 35 April N.43 5 W. 83
May N. 28 48 W. 30 May N. 83 32 W. 11
June IN, 7A BG WG 26 June IN233) 928) We 51
July N. 11 33 &. 35 July Ss 0L © IB 214
August Nl We 35 August N.12 31 W. 33
| September N. 32 18 W. 85 September N.20 41 W. 8
October N54 1 W. 82 October N. 82) 5 EB. 19
November INEM ble 194 November N. 62 28 W. 47
December N. 44 34 W. 17 December N. 61 45 W. 40
The year N. 34 55 W. 24. The year N. 36 18 W. 42
No. 5.—Winter Island, Arctic Ocean.
Months.
January
February
March .
April
May
June
July
August
September
October
November
December
The year
1 YEAR,
Mean direction of
ind.
25° 29’ W.
34
=
wawnmwaczia2 22 |
wen HMwron
Ae OoOONATeH yoo
SHAM AASAAA
Rate of
Progress.
81
No. 6.—Baffin’s Bay (northern part).
Months.
January
February
March .
April
May
June
July
August
September
October
November
December
3 MONTHS.
Mean direction of
Wind.
N. 6°30’ EK.
S. 72. 16 EH.
8. 21 20 HE.
Rate of §
Progress.
32
11
144
WINDS OF THE NORTHERN HEMISPHERE.
SERIES D.— Continued.
No. 7.—Aretie regions of North America.*
No. 8.—Arctie regions of North America.*
7 stations. 8 stations.
5} YEARS. 67 YEARS.
Months. Mean direction of Rate of Months. Mean direction of Rate of
Vind. Progress. Wind. Progress.
January N. 27° 82! W. 45 January N. 18° 32’ W. 37
February N. 32. 22 W. tt February Neale (Ome 37
March . N. 38 47 W. 47 March . N. 31 55 W. 39
April N.28 49 W. 41 April No 1G) Se We 333
May N..28; 79 W. 33 May N2E “We 29
June Ne O! bi. 25 June N.45 14 W. iy)
July ISR TUE Bifold 13 July N.10 43 W. 18
August N. 55. 28 W. 24 August N. 44 48 W. 25
September N. 30. 42 W. 163 September N.37 2 W. 24
October N. 28 20 W. 3 October N. 14 27 W. 283
November NE A0) 16 We 36 November N.14 32 W. 34
December INE aie 29 31 December IN: 12 We 294
No. 9.—Fort Franklin, Great Bear Lake. No. 10.—Fort Enterprise.
1% YEARS. 1 YEAR.
Months. Mean direction of Rate of Months. Mean direction of Rate of
ind. Progress. Wind. Progress.
January ND ee Waly oR 34 January IN. 79° We 23
February ING fa; D3) We 32 February N. 26 45 E. 30
March . N. 74 51 E. 32 March . N.36 6 W. 8
April sh (ie tele 51 April N.40 2H. 36
May 8. 79 37 E. 554 May 8. 49 45 H 46
June June Kasterly 60
July 8. 63 42 H. 46 July Westerly 6
August 8. 83 56 E. 41 August Neutral 0
September N.18 10 E. 30 September Neutral 0
October N. 32 41 HE. 10 October Kasterly 12
November N.18 17 E. 23 November Easterly 18
December N.16 42 W. 274 December Westerly 30
The year N. 70 30 E.? 25? The year N. 389 54 E.? 14
No. 11.—Fort Reliance, Great Slave Lake.
Months.
January
February
March .
April
May
June
July
August
September
October
November
December
8 MONTHS.
Mean direction of
ind,
69° 48’ W.
15 13 H.
38 E.
49 20 KE.
76 51 EH.
122
_
co
8. 64
N. 66
N. 65
bobo bo
me CS CO
1 Nos. 1, 3, 4, 5, and 6 combined.
4 No observations were reported for this month, and the resultant here recorded is merely estimated by taking the
meansbetween May and July. (See data, pages 31 and 32.)
No. 12.—N. W. British America.3—3 stations.
33 YEARS.
Rate of Months. Mean direction of Rate of
Progress. Wind. Progress.
18 January N. 25° 20’ W. 18
10 February N. 6 32°H. 25
9 March . N. 62 8°: 17
254 April Not ‘OMBE 364
66 May 8. 85 18 E. 56
June* S. 71 40 EK. 51
July 8. 638 42 H. 46
August 8. 83 56 E. 41
September N.18 10 E. 30
60 October N74 oe 23
30 November N. 386 57 E. 23
22. December N. 30 6H: 24
2 No. 1 to No. 6, inclusive. 3 Nos. 9, 10, and 11 combined.
SERIES D.—MONTHLY DEFLECTIONS.
ee SHRUBS! DI Continued.
No. 13.—Hyafiord, Iceland.
No. 14.—Reikiayik, Iceland.
2 YEARS.
Months. Mean direction of Rate of
Wind. | Progress.
January 8. 61° 43’ W. 06
| Kebruary S. 89 37 W. 42
# March . Soom We 30
} April S. 77 55 W. 40%
| May N. 10 387 W. 2
1 June N.18 18 W. 363
| July N. 23 55 i. 35
} August N.47 53 #. 245
| September 8. 26 24 W. 22
| October S. 62 18 E. 22
# November 8S. 45 26 W. 19
| December 8. 74 59 W. 44
| The year N. 86 35 W. 16
Mean direction of
Wind.
7 MONTHS.
Months.
January
February
March .
April
May N.
June N. 45
July N. 55
August S. 22
September 8. 87
October N. 22
November N. 34
December
09° 22) Bi.
53 H.
34 H.
03 H.
5 HE.
53 E.
36 E.
Rate of |
Progress.
He I i ee nee
No. 15.—Iceland.1—2 stations.
No. 16.—New Herrnhut, Greenland.
1 Nos. 13 and 14 combined.
ih
H
t}
i
2 YEARS AND 7 MONTHS. 1 ypar.
Months Mean direction of Rate of Months. Mean direction of Rate of }
Wind. Progress. Wind. Progress. }
) January 8. 61° 43’ W. 56 January N. 71° 41’ B. 51
February S. 89 37 W. 42 February 8. 63 27 H. 59
| March . Ss GS. A NY, a March . Wo Bil HB TB, 87
j April Seen Ae 403 April IN, Gil ie 1h, 10
| May N. 15 20 EH. 24 May INo Def 115). TB. 32
| June N. 13 34 W. 25 June N. 47 40 W. 21
| July N. 28 58 H. Q7 July 8S. 42 12 W. 19
| August N. 80 19 H. 16 August N. 61 29 W. 12
September S. 26 12 Et 15 September 8. 83 37 W. 42
| October N. 63 57 E. 22 October [Sp lls) 1D, 46
1 November We 19) Bil Wa 3 November IN fhe) IDL 81
' December 8. 74 59 W. 44 December N. 64 56 EH. 73%
The year N. 86 59 E. 32
No. 17.—Friederichthal, Greenland. No. 18.—Baflin’s Bay (southern part.)
7 MONTHS. 9 MONTHS.
Months. Mean direction of Rate of Months. Mean direction of Rate of i
Wind. Progress. Wind. Progress. |
January North 84 January
| February N. 18° 41’ W. 533 || February
j March . N.19 50 EH. 20 March .
} April Sa al2 by bye 56 April
| May May ;
| June June S. 48° 287 W. 42
| July July N. 43 53 W. 8
; August August S. 88 17 W. 19
September September N. 59 52 W. 6
} October North 100 October
November N. 6 24 H. 63 November
December Seer oil Wi. 88 December
146
SERIES D.— Continued.
No. 19.—Southern Greenland and vicinity.’
3 stations.
WINDS OF THE NORTHERN HEMISPHERE. |
No. 20.—Nain, Labrador.
2) YEARS. 11 monTuHs.
Months. Mean direction of Rate of Months. Mean direction of Rate of |
ind. Progress. Wind Progress.
January N. 25° 50’ E. 56 January N. 28° 30’ W. 78
February N. 54 30 E. 24 February N. 36 21. W. 61 ;
March | N.71 0K. | 48 || March - N. 0 51.W. | 79
April 8. 23 0.E. 25 April N.26 46 W. 76
May N. 57 15 H. 32 May N. 7 40 E. 48
June S. 22 0 W. 14 June IN.) 35m; 44
July N.35 0.W. 9 July
August N. 438 45 W. 24 August IN. 167, 2 We 57
September N.78 40 EH. 63 September N.17 28 8. 23
October N.12 0 F§. 29 October N. 53 9. W. 46
November N. 54 30 £. 55 November N. 53 19 W. 35
December 8S. 48 30 E. 423 December N29) 22) We 83
The year N. 62 40 HE. 19 The year N. 25 55 W.? | 50?
No. 21.—Norway House, Hudson’s Bay Territory. No. 22.—Sitka, Russian America.
7 YEARS. 1 YEAR.
Months. Mean direction of Rate of Months. Mean direction of Rate of
Wind. Progress. Wind. Progress.
January IN RDO La eye 16 January N. 88° 13’ E. 23
February IN: BOS 20 We 16 || February 8. 56 356 E. 51
March . If SG A 1B 14 March . N. 64 45 HE. 40
April IN 29° Wie 14 April 8. 78 56 E. 22,
May N. 57 37 E. 9 May Sh (a Uey Wie 50
June 8. 12 43 H. 10 June 8. 56 42 W. 8
July S. 86) af oWe 4 July 8S. 75 50 W. 18
August 8. 88 9 W. 20 | August 8. 3 8 E. 21
September N. 67 29 W. 12 September S. 59° 9) E: 35
October N.10 16 W. 26 October 8.60 2 E. 47
November ING PS. DOSER 15 November 8. 72 48 BE. 34
December INS'GD5 Seay 7 December 8.953) Oeu: 44
The year N.27 26. W. 8 The year 8. 55 37 E. 24
No. 23.—St. Johns, New Foundland. No. 25.—Hampden, Maine.
4 YEARS. 3% YEARS.
3 Z Deflecting forces. Se % Deflecting forces.
Months. | Mean direction of |2 ce Months. | Mean direction of |2 gp
Wind. sa| Direction. |Am’t. Wind. | Direction. /Am’t.
Jan. N. 87° 52’ W. |33)N..72 °W.! 15 || Jan. N. 72° 3) W. | 42 | N18 Cowen
Feb. N. 47 55 W. |28|N. 1 -W.| 18 || Feb. N. 75 51 W. |47|N.34 W.| 22
March | N.41 12 W. |22|/N.15 HE. | 17 || March | 8S. 82 24 W. |86|N.60 W.
April 8. 59 OW. /24|S. 7 4&. 8 || April S. 85 41 W. 188 N59) We
May N. 84 22 H. |24/N.82 4H. | 44 || May 8.37 3 W. |31/8..40 -Eeaiez2
June 8. 47 56 W. |24/S. 22 HE. | 16 || June S. 54 9 W. 186 |\S.* 69) Rise
July 8. 43 23 W. |52/S. 243 W.| 36 || July 8. 34 38 W. /42/8. 15 E.} 30
Aug. S. 43 57 W. | 34/8. 10 W.} 22 || Aug. 8. 836 380 W. |30/8S. 35 EH. | 2
Sept. S. 63 30 W. |27/S8. 244 W.}] 9 || Sept 8.7L 58) We 1/3515) LO nae
Oct. S. 68 9 W. |14))\8) .84 oon: 8 || Oct. 8. 70 41 W. 26) Nao ewe
Noy. NoL7 2 We )25)) N25) SBS 633) | Nor. N. 77 387 W. |87|N..104- W.|-16
Dee. Sel Cee DV nr ued NS ou Vand] 4G. | eaeos N..75..46 W,/.454).N..293..Wo | ee
The year| 8. 78 4 W. |18 . :
1 Nos. 16, 17, and 18 combined. Determined approximately by construction.
SERIES D.—MBAN DIRECTION OF WINDS. 147
SERIES D.— Continued.
“| No. 24.—Average duration of winds in each month, between the parallels of latitude 45° and 50°, deduced from |
observations taken at ten different stations, in Towa, Wisconsin, Michigan, Canada, and Maine, for a joint period }
of 17-75 years.
Months. Mean direction.
[x
N. E.
|x
8. E.
| s.
S. W.
W.
W.N. W.
| N. w.
Rate of
Progress.
H January .
February
March
April
May
June
July .
August .
September
October .
November
December
oo
A
40’ W.
43 W.
We
Eas
W.
We
3 W.
3 W.
W.
W.
We
W.
2a
coo
To ee
Stowawy
ROTH
ae SATE =r
i ft he
oo or ce OS
rea
thot
BES Ra pana mate | W. 8. W.
CT eS ns
OOOO ODT
Hy eGo eS to
et oo =T or 0 02 Hc
Royse
b
Bw?
o
BS Et LO oe
whoa
=A ost
i jt
aD
wan
CO}RO)RO NO Ut bo. C9 RO
SHOHSUOaNHE Oe
EH OnononDanoe-t
SoRWIASbHRES
SCORDADEWAWHS
qo wo et et es tot to
@0)09 co FR 9 O IS Gr RG Co
bist HohbpaH Swe
AROdDATN ON aoHon
WNwwNNwhyenwwrty
Soro
Pook IopwRONls
whan neh onsan
BOOWRHE ASHP END
~
=
Gr on Cu BO 0D 9 JR
WNW Pw gots
wep RON SSR YRS
AA DiIn ADDR
ouwnentao
to th Oo
= =r
Pires
c= 0
oO
tot
No. 26.—Ambherst, Massachusetts. No. 27.—Nantucket, Massachusetts.
5 YEARS. 4k YEARS.
Deflecting forces. Deflecting forees.
Months. | Mean direction of
Wind.
Months. Mean direction of
Direction. Am?t. Wind.
53° W. 6 || January . 66° 45’ W.
12 6 || Bebruary oi & We
15 17 || March ~ 28° 10) Wi.
16 11 || April 82 53 W.
33 10 || May bil 59) We
22 June 30 59 W.
18 July 67 39 W.
5 10 || August 60 47 W.
47 19 || September 3 44 W.
53 5 || October TO DI Vie
20) 16 || November AB 6D Ws
5 ies December 5) TL WN
The year tt O We
Progress.
Direction. Am’t.4
January
| Kebruary
| March
) April
May
June
July
August
September
October
November
December
The year
|
69° 42’ W.
63 34 W.
03
55
85
67
70
88
76
78
5)
57
51° W. | 15 |
62 W. | 10%
18) BL 24 |
Aik W. 8 |
1 W. |
I. We
37 W.
61 Bi.
. 702 B.
29
00
eS | Progress.
ise)
49 bS
St
cob) COB TOTO bP
ASASAASAzAA
et or ord
ns aaciernmmnan |
Seen ahheas
AAAznnnnns aA
ai a i
~t
(SY)
jy
AAZAAAnnMn nA AA
No. 28.—Average duration of winds in each month, in the New England States, south of latitude 45°, deduced
from observations taken at forty-nine different stations, for a joint period of 78% years.
Deflecting
Mean $ forces.
direction a
of Wind. |e Direction.|Am’t.
W.| 24
E
| w
lw. w.
| 8. w.
[s.
. 56° 49’ W. N. 2
.59 2 W.} 30
. 64 31 W.
. 89 57 W.
. 48 15
. 51 46
47 8
. 40 51
- 76 15
. 84 16
- 61
. 09
. 87
bo
So
iS)
f—}
=
to Sy A7
ON eo
0
2
9)
Hast
345
al
6
4
2
¢ Ho co MO
He ROS bee
ns
3
6
2
nnn
2
. 13
E.
E.
W.
+ W.
i.
E.
E.
W.
ae Oleic
ESOS CORSO CIC
ATO FR WT Go <7 5 jh
AIA
SER eee eet ‘
MDNNRTONAOW
Noo wp oowhDy
Dr och coe
QaoawTSy Hwa
Tw OMAN OTS
=
WEAR ATNONDAT ER
NASSMSNSSTIUTINO
BP STwWATTEOHDowS
S He GO oo bO bY 69 BO GW BS Go OD 09
WSORWOARKR OU OR oe
NUE ROoOwWoOtAMiweD
. . Bi, acy bho: Hou
SCNWRrwWReH Oo
SHOWASAS
=
=
co
148 WINDS OF THE NORTHERN HEMISPHERE.
SERIES D.— Continued.
No. 29.—Pompey, New York. No. 30.—New York State.-—72 stations.
16 YEARs. 362 YEARS.
«. 2} Deflecting forces. « %| Deflecting forces.
Months. Mean direction of | ° 2 Months. Mean direction of | © 2
Wind. £2 ind. al
ec | Direction. |Am’t. ee | Direction. |Am’t.
Jan. S. 70° 50’ W. | 454) N. 28° E. 8 || Jan. S. 87° 51’ W. | 33 | N. 46° W.| 6
Feb. S. 71 31 W. | 53 |N. 24 W.| 5 |} Feb. 8S. 89 23 W. | 323/N.16 W.]| 7
March | 8. 66 OW. | 50/N.85 KE. 2 || March 8S. 82 56 W. | 31 |N.28 W.| 8
April S. 66 17 W. | 38 |N.68 E. | 14 || April N. 82 59 W. | 22 |N. 423 E. | 12
May S. 65: 89) We)] 52/8) 34 sik: 1 || May S. 7 125We. | 28S: eee Bi. 5
June 8S. 55 16 W. | 553/8. 6 E. | 18 |} June S. 67 36 W. | 84/8. 23 W.] 9
July 8. 64 5 W.| 69 |S. 55 W.| 17 || July S. 67 27 W. | 43 |S. 35% W. | 12
Aug. 8:69) 146 Wis) (aie NG SZ maWesl Osi Ao S. 76) 2 We | Soi iS: (Gone \Weleeet
Sept. 8. 63 30 W. | 58 |S. 81 W.]| 6 || Sept. 8: 72 28 W..| 338 |S: 2% W.ls6
Oct. S. GL S25Wa | snlissekee tbr: 6 || Oct. 8: 69) QI Ws | S8 iS soe Welleas
Noy. S. 68 19 W. | 52 |N. 213 W.} 1 || Nov. SreS9) sa We SSeS WN Gen eon r
| Dec. 8. 70 33 W. | 47 | N. 833 E 6 || Dec. S. 88 157 W. | 33 .Ne oo) Weleeo :
The year] 8. 66 48 W. | 52 The year] 8. 79 8 W. | 313
Proportion of winds in each month, in the State of New York, being the sums of the observations
taken at fifty-five different stations for a joint period of 360 years.
Rate
of Pro- ]
Months. N. N. E. E. 8. E. 8. 8. W. W. N. We Mean direction. gress. :
| January 11413} 805 | 411] 681 | 1738 | 19383) 19763] 2466 || S. 87° 51’ W. | 33 i
t February 9604; 750 | 400 | 6853) 15403) 1673 | 19303) 23303]| S. 87 6 W. | 33
| March 10183) 725 | 498 | 7653) 19243) 1804 | 19283) 25203]| S. 82 55 W. | 31
} April 12303) 10712} 626 | 7852) 16003) 15403) 16712] 2208 || N. 82 41 W. | 22
May 1090 8693] 53863] 895 | 19963} 1984 | 1822 | 19493]| S. 71 24 W. | 28
June 878 | 651 | 430] 826 | 1979 | 2229 | 19853) 19463)| S. 67 3882W. | 34
July 827 | 4822) 316 | 6613) 20163) 2775 | 22743) 19862]| 8S. 67 27 W. | 43
August 11243) 777 3883} 7113) 1979 | 2308 | 1993 | 20593!) S. 76 21 W. | 33
| September 9823) 73¢ 398 787 | 1854 | 2267 | 1915 | 20083!) S. 72 30 W. | 33
October 1098 | 759 | 439 8763] 21553} 2231 | 1857 | 20783)| 8. 69 21 W. | 38
November 1162 828 4902| 6852] 16213) 1887 | 2042 23193 8: 89 | 7 Wieateee
December 1245 | 876 | 452] 648 | 16803] 2093 | 2187 | 23824) S. 88 57 W. | 33
Total 12758 | 93273] 58852) 90082/22086 |24730 |23578 |26256 | 8. 78 59 W. | 31%
No. 81.—New York City. No. 32.—New Jersey and Pennsyl’a.—57 stations.
10 YEARS. 63 YEARS.
eid Deflecting forces. 3 os vi Deflecting forces.
Months. Mean direction of | ° 2 Months. | Mean direction of | ° 2
ind. Ne) ; Wind. £3 pe
=e | Direction. |Am’t. =a | Direction. /Am’t.
Jan. N. 66° 58’ W. | 87 | N. 31° W.| 27 || Jan. N. Tio AT! We | 26) Ne 222 ane 5
Feb. N.56 7 W. | 24)N. 5 W.| 23 || Feb. N. 75 49 W. | 333) N.34 W.| 9
March S. 77 39 W.| 22|S. 4 W.| 8 || March | N.81 10 W. | 25|N.41 HE. 4
April 8. 59 51 W. | 29 |S. 372 W.| 8 || April S. 89 48 W. | 14/8. 86 E. | 14
May S. 389 46 W. | 25/S. 20 KH. | 13 || May S. 84 23 W. | 28 |S: 14 Wee
June 8. 38 16 W. | 48 |S. 20 W.| 382 || June 8.77 83. We) 308) (S: Sa Wel a
July 8.26 0 W.| 39/8. 3 HE. | 28 || duly S. 78 53 W. | 83 4S) 83a) Walle
Aug. 8. 19 43 W. | 28 |S. 232 HE. | 22 || Aug. 8. 58 26 W. | 19/|S. 44 E. | 15
Sept. |S. 1 25 W.| 14/8. 703 E. | 19 || Sept. | N. 84.28 W. | 24|N.422E.] 3
Oct. 8S. 87 54 W.) 19 |N. 3 B. 8 || Oct. N. 85 25 Wz | 32°|.N, 60) W.n4
Nov. 8°89 5 W.) 31) N..60. W.) 15 ||) Nov: N76 6) Weslo 2s iN 2 OS Wee
Dee. N.45 44 W. | 23+N. 5 E. | 24 || Dec. N. 73 58 W. | 86 | N. 313 W.} 11
} The year| 8. 66 56 W. | 21
SERIES D.—MONTHLY DEFLECTIONS. 149
SERIES D.— Continued.
Average duration of winds, in each month, in the State of Pennsylvania, deduced from observations taken at forty
different stations, for an aggregate period of forty-eight years and eleven months.
eee lel | let eee wil.
Months. 2 ell is Se 2 = ui 2 = s Fi Resultant. B & 3 a
a\2/4)/a/ ala] ole] al[al s |/E] EE] ale | s ea lee
January 1.17] .47} 2.58] .28] 1.97] .11| 2.73] .17) 1.26] .30} 4.49] .44] 5.41 “79 5.97 27 “2.64 N. 80° 52’ T 28 31
February | 1.13] -24| 1.94] .17| 1.45] .14| 2.02] .06| 1.04] .15| 4.31] 53] 4.94| .57| 6.42| 31| 2:58|| N.73 5 w. | 38 | 98
March 1.72| .49] 2.27) .15} 1.85] .11] 2.36) .12) 1.62] .82| 4.63] .51] 5.45] .61| 5.66] .18| 2.95 N. 82 58 W. 30 31
April 1.63] .45] 2.56) .18| 2.19] .09| 3.04) .23) 2.20] .85] 4.29] .35| 4.64! .58| 5.01] .34]| 1.87 8. 89 9 W. 20 30
May 1.16] .28| 1.83] .21] 1.34] .19] 2.61] .29] 1.96] .54] 4.84] .37] 4.97] .70| 6.29] .54] 2.88|| S. 88 45 w. | 33 | 37
June 1.24] .10} 1.61} 11} 1.47) .20) 2.45) .13] 2.03) .27| 4.88] .45] 5.20) .59| 5.18] .30] 3.79 S. 83 31 W. 33 30
July 1.21) .19| 1.41) .11|] 1-46} .11| 1.91] .27| 2.01] .44] 5.12] .54) 6.52] .93] 4.89] .22] 3.66 8. 82 32 W. 41 31
August 1.13} .22} 1.91) .14] 2.18] .86) 2.78) .25] 2.59) .18| 4.97) .84 | 5.42) .63] 3.55] .19] 4.16 S. 64 10 W. 26 31
September 1.47} .18] 1.43] .15| 2.05) .10) 1.98} .34] 2.20] .23) 3.84] .383] 5.33] .63] 5.45] .37] 3.92 N.89 3 W. ol 30
October 1.39} .12} 1.53] .05) 1.58] .15| 2.42) .13] 1.78] .37] 4.40) .48] 6.00] .55| 6.44] .45] 3.16 N.88 24 W. 37 31
November 1.48} .14] 1.55} .18} 1.96) .05} 1.84) .09} 1.30) .19}| 3.76] .47| 6.84] .74] 6.19] .43] 2.79 We YA) By Ys 39 30
December 1.64} .28} 2.03} .11} 1.71] .06/] 1.89} .10] 1.26) .21} 4.36] .77| 6.39] .85) 6.60] .24] 2.50 N. 79 10 W. 44 31
Total 16.37/3.16 |22.60|1.84 |21.21 |1.67 |28.03)/2.18 |21.25|3.55 |53.8915.58 |67.11/8.17 |67.65|3.84 136.90 N. 88 15 W. 32 365
No. 33.—Girard College, Philadelphia. No. 34.—Fort McHenry, near Baltimore.
5 YEARS. 5 YEARS.
|
acm Deflecting forces. ots Defiecting forces.
Months. Mean direction of og Months. Mean direction of °°:
Wind. g a Wind. £2
Ay Direction. Am’t. ea Direction. Am’t.
January | N. 49° 20'W. | 293 | N. 9° W. | 18 || January | N. 31° 0’ W. | 35 Ne TOO AW. | 22
February | N. 65 47 W. | 323 NERO 2M 12 || February | N.55 388 W. | 31 N.49 W. | 18
March N. 64 28 W. | 20 N. 30 E. 3 || March N.18 41 #. 9 N. 86 4H. 17
April N. 6 55H. 8 N. 85 HK. 21 || April N. 55 26 H. 183 WE Sa 1D 27
May Selous OW 23 S. 15 W. 11 || May Soelsn roo Wee |S Si ily 1B, 25
June 8. 58 5 W. | 29 S. 113 W. 21 || June Sb a By Wo | 16 8S. 34 W. | 13
July S. 58 388 W. | 27 See Oom We 20 || July Sh 6 & Wo | Zl S. 84 W. | 38
August S. 80 53 W. | 10 8S. 45 HE. 21 || August S. 59 22 W. | 134 S. 4 &. 16
September | N. 42 10 W. | 16 N. 56 4. 11 || September | 8S. 82 47 W. | 19 Saad) Weel) le
October INE ile er OmWiee lol: N. 65 W. 10 || October N. 40 34 W. | 164 IN, 16) 18h 5
November | N. 54 15 W. | 36 INEoe We 18 || November | N. 21 46 W. | 26 Me 1B 17
December | N. 60 30 W. | 36 N. 43 W. 16 || December | N. 41 17 W. | 45 INES2 Wen les0)
The year | N. 74 5 W. | 21 : The year | N.59 6 W. | 153
No. 35.—Average duration of winds in each month, in Delaware, Maryland, and Eastern Virginia, deduced from
observations taken at fourteen different stations, for an aggregate period of 254 years.
; 5 = 2 : : = = _. 2| Deflecting forces.
Months. eles Las A Baill. E >|: |]. || Mean direction |5 2 : oa
2) 8 |z a] | oi ANE TSP a ie Le of Wind, |2 © a
ZIZ\42 1/81 e lela lala lala |EIE Ela lass q,| Direction. | Am’t.| 3S
Jan. 2.81 | .02) 4.73] .01] 1.46] .00} 2.49] .05] 1.56] .03) 4.69] .01] 3.29] .08) 8.82) .03|.92 Ne 474A Wie 20 | Ne 202 We 18 31.00
Feb. 1.78 | .00} 4.53} .00] 1.36] .02] 2.47] .07] 1.44] .03] 5.11) .03] 2.46) .07| 7.93) .04/.90 N.56 32 W. Ze Nee Los Wis 12 28.24
March |2.05 | .01/ 4.65] .00] 2.28] .00] 4.13] .01/ 2.19] .01| 5.28] .02| 2.92) .06| 7.13) .05|.21 N. 64 25 W. 173 | Mis 1) U5 6 31.00
April 1.65 | .00) 4.61] .00) 2.75] .00} 4.13] .04| 2.81] .00| 5.14| .00| 2.05) .01/ 6.81) .00|.00 N.77 23 W. en 7 196 6 30.00
May 1.15 | .04| 4.48) .00] 2.32) 00] 5.79] .04) 4.05] -00} 5.61} .00| 2.50) .00) 4.60) .03).39 Slo dk PY Vive 144) S. 41 E. 18 31.00
June 1.10 | 00} 3.94] .01] 2.30] .00} 4.65] .01) 3.42] .02| 7.23] .00| 2.58] .00] 4.39] .00|.35 S. 26 26 W. 18 | 8.16 EH. 17 30.00
July 1.05 | .01) 3.75} .00] 1.02] .00) 4.69] -00] 3.63] .00) 9.37] .00| 2.48) .00| 4.97) .00/.03 S. 41 41 W. PX | So IO Who 19 31.00
Aug. 1.85 | .01) 4.87} .00] 1.61] .00] 5.16] .01| 3.07] .00] 7.31] .00| 2.63) .00| 4.35) .01).12 S. 31 20 W. is} |) Sis AQ 196 13 31.00
Sept. |2.29 | .00/ 5.90} .00] 2.00} .00| 3.51] .00} 3.14] .00] 6.07] .00/ 1.94) .00] 4.79) .01).35 ise bie ORL Vive 3 | 8. 88 H. 10 30.00
Oct. 2.07 | .00) 5.50) .00} 1.73] .00| 3.46] .00| 2.65] 00} 5.63) .02] 2.55) .00| 7.39) .00|.00 N.55 33 W. 12) N.21 HE. 6 31.00
Nov. 1,96 | .00) 3.96} .00) 1.41] .00} 2.59] .01/ 2.32] .00) 5.91] .00] 3.01) .00) 8.50) .04).29 N.70 58 W. | 25 | N.51 W. 12 30.00
Dec. 2.17 | .00| 4.88} .00} 1.12] .03] 2.55] .05| 2.16] .00| 5.98] .00/ 2.58) .00} 9.40) .08).00 N. 86 57 W. | 23 | N.85 W. 10 31.00
0 SR SS a |
is}
o
SERIES D.— Continued.
WINDS OF THE NORTHERN HEMISPHERE.
No. 36.—Washington City, D. C.
No. 37.—Old Point Comfort, Virginia.
8 YEARS. 5 YEARS.
Months. Mean direction of Rate of Months. Mean direction of Rate of
Wind. Progress. Win Progress.
January : . | N. 66° 24’ W. 20 January N. 21° 33’ W. 32
February. 3 Neb haw is 20 February N. 9 55 E. t
March . : h N. 30 54 W. 15 March . 8. 66 18 W. 5
April . ; .| N. 64 12 W. 20 April 8S. 1. 16H! 12
May . : S. 25 12 W. 17 May 8. 60 25 BK. 23
June . $ - S. 58 20 W. iY( June S. 8 37 HE. 25
July 4 8. 55 18 W. 253 July S. 6 40 W. 34
August 8S. 45 42 W. § August 8.14 9 W: 173
September N.11 16 W. 103 September N.34 1H. 18
October N.88 6 W. 16 October N. LY, 25 W. 20
November N. 76 34 W. 30 November N85 SWe 14
December N. 85 52 W. 25 December N. 74 58 W. 15
The year N. 85 12 W. 17 The year S. 48 15 W. 3
No. 38.—Chapel Hill, North Carolina. No. 89.—Nashyville, Tennessee.
2 YEARS. 5 YEARS.
Months. Mean direction of Rate of Months. Mean direction of Rate of
ind. Progress. Wind. Progress.
January nse, sie? the Me 32 January 8. 89° 41’ W. 30
February Nol 28 We 22 February 8. 65 22 W. 22
March . S. 68 42 W. 12 March . 8S. 70 35 W. 21
April S. 30 16 E. 17 April S. 57 38 W. 41
May 8S. 43 27 H. 18 May 8S. 57 29 W. 384
June S. 68 15 W. 21 June S. 45 —41L, Wi. 49
July S. 16 42 B. 9 July 8. 89 18 W. 27
August 8S. 86 59 E. 14 August 8. 20 31 W. 25
September N. 27 56 EH. ig September S. 34 30 W. 18
October IN. 3d 6 iy October 8S. 81 13 W. 2
November 8S. 84 49 W. 16 November S. 62 42 W. 23
December N. 84 35 W. PAI December S. 60 59 W. 394
The year 8. 76 5 W. 6 The year 8. 57 20 W. 30
No. 40.—North Carolina, north of latitude 35°,
and Tennessee.—7 stations.
No. 41.—Latitude 34° to 35° in North Carolina,
Georgia, Alabama, and Arkansas.—65 stations.
5 5-6 YEARS. 8 5-6 YEARS.
., 2 | Deflecting forces. «. 2 | Deflecting forces.
Months. Mean direction of | ° 2 Months. Mean direction of | 9° 2
ind. 2 I ind. = =
a,| Direction. |Am’t. : a | Directions. |Am’t.
Jan. §.1692 534 Weal 29: jane G1 awa Jan. N. 66° 39/ W. | 21 |.N..23° Wislene
Feb. 8. 82 6 W. | 17 | N. 21% B+] 10 Feb. N. 59 54 W. | 24 |N.23 Wz.) 12
March | S. 76 46 W. |] 20/N. 8 KE. 7 March | S. 69 19 W. | 22/8. 40 W.} 14
April S. 46 30 W. | 29/N. 6 W.| 8 April 8S. 40 51 W. | 133)S. 22 EH. | 14
May 8. 62 19 W. | 29/8. 62 W.| 4 May 8.°55) «8° Wi. | QS. * es ee
June S. 54 51 W. | 453) 8. 46 W.] 21 June 8. 19 23 (W. | 28 |S. 13) Bias
July S81) 59) Weal 20 Se 58etkeal as July S. 89 48 W. | 35 |S. 15 W.| 28
Aug. Si or 238) Wi) 1948581 Ah ae Aug. S: 86) 57 We. 4] 21'S. 70) Wel See
Sept. S. 56 21 W. | 213) Bast 5 Sept. N. 28 11 W. 9 |N. 64 E. | 13
Oct. N. 838 47 W. | 15 |)N.27 B. | 14 Oct. N. 0 27 W. | 241N. 33 EL 18
Nov. S. 69 20 W. | 32) N. 89 W.! 10 Noy. N. 53 32. Wo) A8 N.S. Wi
Dec. SOs OL Wir oo suseasy. ial ao) Dec. N..36. 19. W..) 23.)| Nid. W.) 26
SERIES D.—MONTHLY DEFLECTIONS. 151
SERIES D.— Continued.
No. 42.—Augusta, Georgia. No. 43.—Lat. 33° to 34° in Georgia and Alabama.*
4 stations. q
5 YEARS. 5} YEARS.
Deflecting forces.
Months. Mean direction of
Mean direction of Rate of
Wind.
Wind. Progress. {
Rate of
Progress.
Direction. |Am?’t.
73° 25’ W. 3) N. 47° W.| 7 || January
. 86° 49’ W.
6 Og Gib Vive
45 2 W.
39
28
54
26
24
41
. 25
64
79
Jan.
Feb.
March
April
HHS 2
. 80 42
39) (Air
May . 28 59
June 54 8
8.
A S| IN. 12 .| 21 || February
Ss
S
8.
July S$. 26 55
8.
8.
N
8.
8.
8.
11 || March .
11 || April
17 || May
4 || June
31 || July
23 || August
17 || September
27 || October
15 || November
7 || December
=
Hor. or
Aug. 24 46
Sept. 41 3
Oct. 5 AD Pall
Noy. 61 48
Dee. 79 44
The year 52
SaaPR SaS445
a tal Caan Wn ot
is
f=}
a
RaNweSiwsd
444° h453
No. 44.—Average duration of winds in each month, between the parallels of latitude 32° and 33°, |
deduced from observations taken at nine different stations in South Carolina, Georgia, Alabama, and |
Mississippi, for an ageregate period of 84 years.
Mean direction
of Wind.
N. E.
|=
|s E
|.
|s.w
[N. w
Calm.
Rate of
Progress.
A
S
°
at
Ww.
ao
)
eo
ow
©
oon
woo
2
lor}
KORE oD
BOTS RO
JS)
to
we
Heb hbonos
=
<—
WN wR oe
oO
STRwonwmwoc
Nwhwnwby
oor y
Roe).
tO &
oH
to
i}
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No. 45.—Latitude 31° to 32° in Alabama, . 46.—Latitude 30° to 31° in Florida, Ala-
Mississippi, and Louisiana.—6d stations. bama, and Louisiana.—8 stations.
13 1-6 years. 23 1-6 YEARS.
Mean direction of Rate of Months. Mean direction of Rate of
Wind. Progress. Wind. Progress.
SS ee, et
BRO BY ID, January 5 HILO GR? 1B, 11
55 13 February 3 UT 5
18 39 March . Die) 134
By By April il Bil 22%
11 30 May 18 11 24
10 49 June 30 50 33
9 39 July 87 44 94.
. 87 August ey 2 8
5 ll September 72 53 20
. 49 October 56 45 29,
sali ; November 229) Art i
ail ; December .44 48 17
January
February
March .
April
May
June
July
August
September
October
November
December
AIA AAA RANNNRRA
beled bt ed ed ft et
AZIZ ARRANRNARNA A iA
Pe ehtasesers
' This is the same as No. 42, with the addition of six months’ observations at other stations.
WINDS OF THE NORTHERN HEMISPHERE.
SERIES D.— Continued.
No. 47.—Latitude 29° to 30° in Florida,
Louisiana, and Texas. —6 stations.
No. 48.—St. Augustine, Florida.
84 YEARS. 4 YEARS.
«. 2 | Defleeting forces.
Months. Mean direction of Rate of Months. Mean direction of | © 2
Wind. Progress. ind. 22
Z| Direction. |Am’t.
January N. 58° 18’ E. 8 Jan. N. 9° 27' EH. | 26 | N. 62° W.} 33
February S. 38 16 E. 16 Feb. S. 78 53 EH. 25 js. 20 We tele
March . Seon aa. 21 March | S. 81 52 E. 27: aoe ee 8
April S. 51 18 EK. 15 April 8S. 74 32 KH. 35 |S. 193 BE. | 16
May S: 45 7 H: 24 May S. 65) 12 3: AS 8.22 Bales
June 8. 44 9 E. 28 June 8S. 85 29 E. 380 |S. 16 E. 7
July 8. 35 43 E. 33 July S. 61) 5K. 383|S. 16 E. | 24
August S. 28 35 E. 25 Aug. 8. 54 48 EK. 28 |S. 193 W.| 22
September 8. 81 49 HE. 313 Sept. N. 76 42 KE. 50 | N.69 EH. | 22
October N. 58 51 E. 33 Oct. N. 57 26 E. 56 | N. 32 HE. | 31
November N. 45 49 KE. 17 Noy. N. 37 58 E. 263| N. 38 W.| 21
December N. 64 49 EK. 16 Dee. N. 56 13 E. 24 |N.47 W.} 12
The year] N. 79 19 H. | 25
— S558 585858585 SSS
No. 49.—Fort King and Cedar Keys, Florida. No. 50.—Tampa Bay, Florida.
6 YEARS. 11 YEARS.
Months. Mean direction of Rate of Months. Mean direction of Rate of
ind. Progress. ind. Progress.
January S: 2° 286 He 12 January Ne Oomliastis 10
February 8. 39 25 W. 12 February 8. 86 14 EK. 12
March . S26) 12 25 March . So Te Wwe 12
April Sado: 9s We 30 April 8S. 30 23 W. 10
May S250) 53: W. 19 May 8.) 35688: 14
June 8.10 4 W. 38 June 8. 18 33 E. 26
July 8. 5 51 &E. 3 July shelatshve zal 1d) 35
August S: 10) 520Hs 214 August S. 19 58 EK. 29
September S. 41 27 E. 17 September 8. 80 46 E. 25
October N. 29 50 EK. 13 October N.66 14 KE. 22
November N.41 48 HE. 13 November N.55 2.4. 15
December N. 56 36 HE. 4 December N. 27 200K: 13
No. 51.—Key West, Florida. No. 52.—Florida Reefs, lat. 24° to 26°.—5 stations.
4 YEARS. 8 YEARS.
N ., 2 | Deflecting forces.
Months. Mean direction of Rate of Months. Mean direction of | ° 5,
ind. Progress. ind. 29 L aes
cc. | Direction. |Am’t.
January N. 68° 32’ KE. 39 Jan. N. 61° 2’ R. | 31 |. N. 583° We) as
February N. 54 32 E. 37 Feb. N.47 245. | 30 |N. 542 W.| 24
Mareh . N. 61 49 E. 46 March N. 68% 82°Re ||) 45. | N.) 2) JE
April 8S. 81 55 E. 27 April 8. 75 12 Be | 26 |8..54 Woaijeal
May 8. 76 44 E. 40 May 8.61 18. | 39 |S. 15% W.| 27
June 8. 61 50 E. 23 June 8. 58 7 HE. | 27 |S. 402 W.| 30
July SHiGL) = Sieh 53 July 8. 57 20 B. | 61 |S..14 EH.) Al
August S. 55 388 E. 30 Aug. S. 51 55 EB. | 34/8. 32 W.! 32
September N. 84 59 EH. 46 Sept. N. 84 16 E. | 21 /S. 79 W.} 21
October N.47 44 E. 53 Oct. N47) 15RS | Ay IN. 1G Weller
November N. 58 48 EH. 68 Nov. NDS 7 Ee pO NE 9 oe eel
December N. 40 53 E. 50 Dee. N. 83 23 E. | 40 |N. 354 W.| 32
The year N.78 68. 38 The year| N.80 8 H. | 35
SERIES D.—MONTHLY DEFLECTIONS.
SERIES D.— Continued.
153
No. 58.—Matanzas, Cuba. No. 54.—West Indies, Latitude 18° to 23°.1
1 YEAR. 1 1-6 yzars.
Months. Mean direction of Rate of Months. Mean direction of Rate of
ind. Progress. ind. Progress.
January N. 49° 57’ EH. 49 January N. 50° 44’ B. 57
February NEO OE 68 February IN, 2) 0) 1B: 68
March . N51 11 BE. 49, March . N. 59 47 BR. 54
| April NEVO (0) E: 59 April N.51 O48. 59
| May INO) iE: 17 May Ie BO 7 1D, 77
June N.45 OE. 42, June N.45 O 8. 42
July N.45 0 EK. 41 July N.45 0 #. 41
} August N. 56 36 EK. 46 August N. 56 36 H. 46
September N.47 44 E. 29 September N. 47 44 Bi. 99
October N. 34 41 #. 89 October N. 34 41 H. 89
November N.45 0 H. 92 November N.45 0 &. 92
December N. 40 46 E. 62 December N. 40 46 E. 62
The year N. 60 39 HK. 65 The year N. 60 31 E. 65
No. 55.—Barbadoes and the Northern Coast of
1 1-6 years.
South America.?—4 stations.
Rate of
No. 56.—Fort Wood, Louisiana.
3 YEARS.
Rate of |
Mean direction of Months. Mean direction of
ind. Progress. ind. Progress.
January N. 67° 13’ B. 83 || January N. 438° 20’ W. 62
February N. 71 55 E. 91 February 8. 238 49 K. 5
March . INE Vivien 0) Ee 91 March . 8. 18 48 W. 26
April N. 81 35 E. 21 April South 3
May S. 66 6H. 93 May S. 23 49 W. 113
June S. 83 33 E. 94. June S 7 & ish 314
July N. 78 13 H. 43 July Saif oon bE: 31
August N. 85 48 H. 82 August N. 58 11 W. 10
September 8S. 88 5 EH. 77 September N. 72 34 EH. 36
October INISS) Wd) HE 88 October N. 42 14 H. 27
November N. 72 49 H. 61 November N. 1 41 & 15
December N. 68 15 #. 97 December Ne i 38 WW. 36
The year N. 82 40 E. 84. The year 8. 86 3 E. 5
No. 57.—Western Reserve College, Hudson, Ohio.®
7 YEARS.
9 o?CLOCK A. M. 3 O’CLOCK P. M.
Months.
Mean direction of Wind, as indicated Rate of Mean direction of wind, as indicated Rate of {
by the motion of the clouds. Progress. by the motion of the clouds. Progress. ff
January 8. 79° 50’ W. 51 S. 76° 44’ W. 52
j February 8. 85 31 W. 56 8. 84 36 W. 58
March N. 83 0) W. 42 N. 86 13 W. 49
April S. 86 17 W. 41 N.89 4 W. 48
1 May Saeov@allane 46 S. 85 24 W. 49
June N. 89 40 W. 47 S. 86 30 W. 52
July N..79 44 W. 49 N. 84 31 W. 48
August N.77 40 W. 37 ie SO) BH AW. 31
September N. 81 15 W. 37 Sey lly MWe 39
October S. 89 23 W. AT N. 86 28 W. 53
} November S. 81 50 W. 41 8. 80 58 W. 48
| December S. 85 59 W. 45 Si fy 8) Wi 48
The year 8S. 89 57 W. 52 8S. 87 18 W. 54
1 Same as No. 53, with the addition of two months’ observations at other islands.
2 These results are obtained from observations for nine months at Barbadoes, three months at Porto Cabello, Vene-
zuela, one month at Chagres, New Grenada, and twenty-six days at sea near the coast.
3 The mean directions are copied from Professor Loomis’s article in the Journal of Science and Arts. The numbers
in the columns headed ‘Rate of Progress,” express the ratio that the resultants bear to the sum of the winds, after being
resolved in the direction of the cardinal points, and are somewhat less than if they had heen computed from the original
observations. ;
154
WINDS OF THE NORTHERN HEMISPHERE.
SERIES D.— Continued.
No. 58.—Steubenville, Ohio.
14 YEARS.
Months.
January
February
March .
April
May
June
July
August
September
October
November
December
The year
Mean direction of
ind.
. 83° 54’ W.
waaazizaaaaz'2 2 |
io 2)
wa
49 W.
See
4444445
14 W.
49 W.
58 W.
Rate of
Progress.
No. 59.—State of Ohio.—17 stations.
28 7-12 rears.
« 2 | Deflecting forces.
Months. Mean direction of | © &
ind. ee
Sc | Direction. |Am’t.
Jan. S. 77° 42’ W. | 47 |S. 5° EL) 12
Feb. S89, 8 0W. | 51 | 848 “Weilea
March | N.86 5 W. | 50 |N.70 W.| 3
April N.81 7 W. | 43 |N.48 E.]| 6
May N. 84 26 W. | 41 |N.76 EH. } 6
June S. 84 388 W. | 48 |S. 102 W.| 7
July N. 86 12 W. | 52 |N.78 W.] 5
Aug. N. 82 39 W. | 44 |N.36 E.| 5
Sept. N. 84 28 W. | 40 |N.76 H.| 7
Oct. N. 85 18 W. | 49 | N. 63° W.]) 3
Noy. N.89 6 W. | 50 |S. 65 W.| 4
Dec. N. 83 9 W. |50 | Nia Were
No. 60.—No. 59 exclusive of No. 58.
Months.
January
February
March .
April
May
June
July
August
September
October
November
December
16 stations.
14g YEARS.
No. 61.—Lat. 41° to 45° in Michigan, Wisconsin,
and Iowa.—18 stations.
Mean direction of
TAA ta tn Ia A Ct ta AT
(92)
bo
» GO>26) Wi.
ind.
46 W.
25 W.
44 W.
57 W.
39 W.
58 W.
AAA
Rate of
Progress.
42 YEARS.
Months. Mean direction of Rate of
ind. Progress.
January S. 79° 52’ W. 32
February 8. 87 10 W. 33
March . N. 89 593W. Paik
April N. 89 14 W. 13
May S. 36 41 W. 16
June S. 45 25 W. we
July 8. 49 59 W. 22
August S. 42 26°W. 21
September 8. 53 40 W. 21
October 5: 625) Loew 27
November N. 85 28 W. 26
December Scots ff NIE 26
No. 62.—Indiana and Illinois, north of lat. 39°.
14 stations.
132 YEARS.
Months.
|
|
January
February
March .
April
May
June
July
August
September
October
November
December
Mean direction of
ind.
. 61° 49’ W.
a A ACL AS
o
[o 2)
Bh Nike
30 W.
31 W.
Rate of
Progress.
30
30
10
5
24
No. 63.—Lat. 37° to 39° in Kentucky, Illinois,
and Missouri.—11 stations.
52 YEARS.
Months. Mean direction of Rate of
i Progress.
January S. 72° 43’ W. 36
February S. 83 47 W. 34
March . N. 79 18 W. 26%
April S. 49 10 W. Q7
May erste) ears MW PAT
June S205) a34We AT
July IN: 88! uD Ws 113
August 8. 19 40 W. 49
September S. 55 46 W. 14
October N. 58 29 W. 12
November N. 87 49 W. 8
December S:-60-.50..W. 10
The year 8. 67 30 W. 23
SERIES D.—MONTHLY DEFLECTIONS.
SERIES D.— Continued.
155
No. 64.—Fort Leavenworth, on the Missouri.
4 YEARS.
No. 65.—Fort Towson, on Red River.
8 YEARS.
Months.
January
February
March .
April
May
June
July
August
September
October
November
December
The year
1 Se?
Mean direction of
ind.
9’ W.
86
Riz DANNRAD MIA
aq aagheh aaaas
Rate of
Progress.
Months.
January
February
March
April
May
June
July
August .
September
October
November
December
The year
Mean direction of
ind.
BHO WP AWW
65
31
npmnannnnmnrr|
445445454
Rate of
Progress.
No. 66.—Washington, Arkansas, combined
with No. 65.—2 stations.
No. 67.—Forts Gibson, Smith, and Wayne.*
3 stations.
8 5-12 yEARs.
8 YEARS.
January
February
March .
April
May
June
July
August .
September
October
November
December
Mean direction of
ind.
iS) 1 W.
rs) 42 W.
8 We
iS) 40 W.
8. 33 W.
8. 23 W.
Ss)
S)
8
8
8
iS)
. 34°
. 65
57 W.
44 W.
1 EK.
57 W.
46 W.
5 W.
Rate of
Progress.
Months.
January
February
March .
April
May
June
July
August .
September
October
November
December
Mean direction of
ind.
sft bd edd
Rate of
Progress.
No. 68.—Fort Vancouver, Oregon.
Months.
January
February
March
April
May
June
July
August .
September
October
November
December
The year
1 YEAR.
Mean direction of
ind.
52° 58’ EH.
14 W.
44 K.
8.
8.
8
Ss
8
8.
8.
8
8
iS)
Ss)
Ss)
8
Rate of
Progress.
No. 69.—Hamilton, Bermudas.
|
|
|
January
February
March
April
May
June
July
August .
September
October
November
December
The year
34 YEARS.
1 Near the N. W. corner of Arkansas.
Mean direction of
ind.
0 BRS WG! NW
16 W.
29 W.
39 W.
22 W.
20 W.
43 W.
14 EH.
54 E.
49 H.
49 W.
29 W.
48 W.
AN AANNDANAnNANZ
Rate of
Progress.
156
SERIES D.— Continued.
WINDS OF THE NORTHERN HEMISPHERE.
No. 70.—Ireland Isle, Bermudas.
4 MONTHS.
Months. Mean direction of Rate of
ind. Progress.
January
February
March
April
May
June
July
August . Sho GP 6 NG 41
September see ty Bre Nive 1G
October N.35 22 B. 28%
November N. 38 13 W. 35
December
No. 71.—Bermuda Islands.—2 stations.
3 5-6 YEARS.
«. @ | Deflecting forces.
Months. Mean direction of | ° 2
ind. = SI
ra | Direction. |Am’t.
Jan. N. 52° 17’ W. | 15 | North 23
Feb. S. 72 16 W. | 163) N. 16° W.| 8
March 8.82 29 W. | 88 | N. 70) Wels
April 8. 51 39 W. | 23 | N. 672 Welle
May S. 88 22 W. | 30 |S. 253 W.| 12
June 8. 34 20 W. | 55 |S. 30 W.] 38
July 8. 9 43 W. | 48 |S. 15 EH. | 30
Aug. S. 17 57 BE. | 42 |S. 42 EH. | 38
Sept. 8. 14 42 Bk. | 16/S. 838 E. | 20
Oct. N.51 51 E. | 29 |N.50 E. | 55
Noy. N. 27 56 W. | 23 |N. 33 BEpie4
Dee. 8S. 89 29 W. | 29 |N.49 W.| 21
No. 72.—North Atlantic Ocean, Lat. 50° to 55°.
1202 pays.
aa Deflecting forces.
Months. Mean direction of | ° 2
ind. = =
cA Direction. |Am’t.
Jan. S: 45° 577 Wi. || 23 1S. 883° R. 3
Feb. S: 40) 14 W. | 3318S. 14 .W2)) da
March S. 31 58 W. | 28 |S..20 .E. | 10
April Ss 72 40) We Wel S.280) DE ats
May S. 4 45 BE. 10 IN. 80 HE. | 20
June Se sor ton We lpZbsiS. 26) ab 8
July S2 Go! 29) We i368: 87) SW
Aug. 8S!) 67 AG We | 33) 1N. 83 7 Wai 2
Sept. 8. 48 1 W. | 18 |N.86 &. 6
Oct. S. 16) fo. be 13 |N. 87 E. | 20
Noy. S! 8% 22° We \34 IN. bi SNe E20
Dee. N. 85 17 W. | 86 |N. 45 W.| 24
The year] S. 52 41 W. | 23
No. 73.—North Atlantic Ocean, Lat. 45° to 50°.
2829 pays.
Months. Mean direction of Rate of
ind. Progress.
January S. 60° 25’ W. 32
February 8. 52 59 W. 28
March S. 78 59) .W- 23
April 8. 86 42 W. 18
May 8S. 59 28 W. 17
June S. 63 86 W. 34
July S. 78 32 W. 32
August . S. 81 45 W. 33
September S. 65 31 .W. 19
October . N. 82 13 W. 27
November N.89 8 W. 33
December S. 412) 52 We 41
The year 8. 74 19 W. 27
No. 74.—North Atlantic Ocean, Lat. 40° to 45°, ||
Lon. from Greenwich, 45° to 75°.
3757 DAYS.
eo Deflecting forces.
Months. Mean direction | > 2
of Wind. see
ae Direction. Am’t.
Jan. N. 73° 28’ W.| 22 |N. 8°20’ W.| 8
Feb. N. 51 48 W.| 32 |N. 18 41 W.| 21
Mar. S. 82) 18 Wel 16483 79-33 B.S
April N. 86 53 W.| 19 IN. 19 27 BL] 3
May S. 56 29 W.| 15 |S. 48 16 B./ 10
June S. 52 10 W.] 35 |S. 20 20 W.| 22
July iS. 50 32 W.| 3418. 0 55 W.| 20
Aug. S. 18 52 W.| 22 |S. 33 47 E.| 23
Sept. N. 68 44 W.| 16 IN. 33 56 5.| 9
Oct. N. 67 33 W.| 23 IN. 12 29 W.! 10
Noy. N. 68 51 W.| 26 IN. 21 22 W.| 12
Dec. N. 82 22 W.| 24 IN. 38 27 W.| 6
The year |S. 85 8 W.} 19
No. 75.—North Atlantic Ocean, Lat. 40° to 45°,
Lon. from Greenwich 0° to 45°.
5424 Days.
..%| Deflecting forces.
Months. Mean direction of | © 2
ind. a =
fea, | Direction. |Am’t.
Jan. 8. 57° 49’ W. | 43. | S. 30° Walleae
Feb. 8. 72 +6 W.-| 38>) 'S.63- Waieee
March N..79 24 W. | 320) N22 Wena
April |S. 70 0 W./}25|8. 68 W.| 8
May §. 83 53 W. | 814). S07 Wale
June 8: 68 (4 W.. | °83)||\S:140) Walaa
July 8S. 14 34 W. | 30 |S. 40 EH. | 28
Aug. S. 48 (8 Wi. |) 2le) S157 eae
Sept. N. 27 a WE 6!)N.61 HE. | 25
Oct. N.-'78.458-Weed 3 .Lei] AN, 18 cc Wares
Noy. 8. 71 46 W. | 35 |S. 64 W.) 8
Dee. N. 86 59 W. | 31 |N.27 W.| il
The year] 8. 73 8 W. | 27
SERIES D.—MONTHLY DEFLECTIONS.
SERIES D.— Continued.
| No. 76.—North Atlantic Ocean, Lat. 35° to 40°,
Lon. from Greenwich 45° to 75°.
4790 DAYS.
; oI 3 Deflecting forces.
1 Months. Mean direction 2 By
of Wind. on Direction. Am’t.
f Jan. N. 86° 22’ W. |32 IN. 74° 6’ W.| 14
| Keb. N. 56 24 W.|/28 IN. 18 383 W.| 18
} March |N.76 10 W.|29 |N.48 4 W.} 18
| April N.75 6 W.|16 |N.26 29 H.| 7
| May S. 438, 3 W.|12 |S. 55 49 BH.) 14
| June S. 50 40 W. 2923/8. 14 385 W.) 17
i July S. 45 2 W./36 |S. 16 39 W.) 25
| Aug. |S. 24 1 W./21 |S. 29 37 B.| 20
i Sept. 8. 68 4 W.| 5 |S. 89 59 H.} 14
| Oct. N. 11 32 BH. | 4 |N: 88 47 EH.) 19
i Nov. N. 76 40 W./30 |N. 50 56 W.) 14
Dec. N. 64 30 W.(|30 |N. 80 27 W.| 17
} The year|S. 84 0 W. 183
157
No. 77.—North Atlantic Ocean, Lat. 35° to 40°,
Lon. from Greenwich, 0° to 45°.
2590
DAYS.
Months,
January
February
March .
April
May
June
July
August
September
October
November
December
The year
eee eeee aaa |
Mean direction of
Wind.
. 57° 13’ W. 243
7 W. 30
21 W. 7
oT W. 10
44 W. 12
51 W. 16
33 W. 24
22 W. 20
38 W. 7
48 W. 11
30 EH. 35
56 W. 9
26 W. 15
Rate of |
No. 78.—Atlantic Ocean, North of Lat. 36°.1
No. 79.—North Atlantic Ocean, Lat. 30° to 35°,
Lon. from Greenwich, 5° to 45°.
| No. 80.—North Atlantic Ocean, Lat. 30° to 35°,
Lon. from Greenwich, 45° to 75°.
No. 81.—North Atlantic Ocean, Lat. 25° to 30°,
Lon. from Greenwich, 15° to 45°.
1622 DAYS.
2564 DAys.
Hl es g Deflecting forces.
} Months. Mean direction | 2 5
t of Wind. fc ey Direction. Am’t.
f Jan. S. 80° 10’ W. |16 IN. 56° 27’ W.) 12
F Feb. S. 79 16 W.|30 IN. 80 59 W.| 24
March |S. 73 19 W.|21 |N. 76 54 W.| 15
| April 8. 49 3 W./11 |N. 49 44 W.| 3
| May S. 62 43 H. |14 IN. 80 48 H.} 18
| June S. 22 27 W.129 |S. 16 58 W.| 18
July S. 8 41 H. |/35 |S. 23 38 Hi} 28
Aug. 8. 7 11 EH. |19 |S. 40 38 H.} 13
| Sept. 8. 49 8 EH. j19 |S. 81 23 H.} 20
| Oct. N.85 7H. |18 IN. 65 17 EH.| 26
} Nov. S. 84 32 W./10 IN. 68 46 W.| 9
Dec. N. 81 21 W./29 |N.59 4 W.)| 27
1 The year|S. 31 35 We 11
Months. Mean direction 3 &
of Wind. oa
Jan. N. 78° 26’ E. | 19
Feb. IN, 43 BS) 1B, |} Tal
March |N.80 19 H.] 38
April Ne 7 8) 1h |) 8
May IW, OF Bo) 1, || &
June N. 42 48 EH. | 35
July IN: 44535) B67
Aug. NE D3) IE Tol
Sept. N. 62 36 H. | 33
Oct. We 7S Bil Io, 1 Biz
Noy. N. 78 50 EH. | 20
Dee. 8. 70 27 EH. |38
The year | N. 62 53 H. | 26
RANAAAAnAnAR
Deflecting forces.
Progress. i
)
7 YEARS. 1749 pays.
Months. Mean direction of Rate of Months. Mean direction of Rate of |
ind. Progress. ind. Progress. ||
January N. 58° 57’ W. 16 January 8. 46° 8’ KH. 12
February N. 77 20 W. 32 February S. 2 47 E. 25
March N. 81 14 W. 27 March . 8. 27 53 EH. 93
April 8. 89 41 W. 46 April Soleo We 31
May N.84 8 W. 26% May N. 88 32 H. 8
June San Olin olde We 34 June N.30 9 W. i
July S Sa Bil Wie 42 July N. 32 35 4. 225
August N.88 41 W. 46 August S. 76 13 E. 113
September NEG See 38 September N.14 40 E. 13
1 October N.78 47 W. 38 October N. 45 21 KE. 8
| November N. 88 33 W. 23 November 8. 21 58 E. 29
December 8. 82 15 W. 30 December 8. 42 25 H. 26
| The year N. 87 34 W. 30 The year 8. 44 27 H. 10
Direction. Am’t.§
18° WwW. OF
76 W.| 16 |
60 40’ W.) 24
55 46 W.] 19 |
60 42 W.} 18
5 E.| 15 |
30 EK. | 45
45 KE. | 38
Oil BIE! 70}
28 DE), 6)
153 WwW. 9 |
24 EH. | 27 |
1 The results in this table do not ands Ae in any of the aiaveeha ones, being cette on gutiely different
data.
puted from data previously in my possession, and the sheets made ready for the press.
21
All the others, from No. 72 to No. 90 inclusive, were obtained from data contained in Lieutenant Maupy’s valua~
ble Wind and Current Charts of the North Atlantic, a copy of which did not reach me till after this table had been com-
158
WINDS OF THE NORTHERN HEMISPHERE.
SERIES D.— Continued.
No.
Months.
Jan.
Feb.
March
April
May
June
July
Aug.
Sept.
Oct.
Nov.
Dee.
The year }
82.—North Atlantic Ocean, Lat. 25° to 30°,
Lon. from Greenwich, 45° to 80°.
2906 pays.
Mean direction
of Wind.
N. 42° 50’ E.
N. 55
N. 74 }
NE (oaeo abe
S. 43 17 E.
8S. 67 2k.
8S. 74 51 E.
8. 81
S. 69
N. 66
N. 70 ;
8.779 4h.
Deflecting forces.
Direction. Am’t.
N. 46° 46’ W.| 24
N.60 0 W.} 2u
N.76 3 W.} 25
N.15 16 W:! a
S139 Wh Boas
S: 5. 42. Baieeyr
8. 55 52 B.| 30
8. 68 42 H.} 19
N. 87 50 EH.) 7
S. 46 28 B.| 12
N. 30 20 E.} 16
N. 76 51 W.| 26
No. 83.
Months.
Jan.
Feb.
March
April
May
June
July
Aug.
Sept.
Oct.
Nov.
Dec.
The year
—North Atlantic Ocean, Lat. 20° to 25°,
Lon. from Greenwich, 15° to 45°.
1334 Days.
Mean direction | © 2
of Wind. = S
9-7)
N. 64° 9/ B.} 38
N. 56 50 H.| 53
N.26 6 H.} 21
N. 48. 70 Ws) ols
N. 45 34 E.| 67
N. 48 49 H.| 74
N. 37 45 H.} 85
N. 42 1 4#.| 84
NAbL SS HS} 7
N. 57 58 E.} 50
N. 67 7 #.| 53
N. 65 9 H.} 59
N.55 20 B.| 68
Deflecting forces.
Direction. Am’t.
§. 242° W.i23
S..214 E.| 8
8. 62 W.| 39
S. 88 W.| 10
N. 20 E. | 10
N.45 22'H.| 19
N. 10 E. | 28
N. 20 E. | 26
N. 643 E. | 15
S. 8 Wok
8. 143 E-| 19
8. 27 KE. | 17
No. 84.—North Atlantic Ocean, Lat. 20° to 25°,
Lon. from Greenwich, 45° to 80°.
No. 85.—North Atlantic Ocean, Lat. 15° to 20°,
Lon. from Greenwich, 45° to 80°.
1573 DAYs. 1190 pays.
A Deflecting forces. wi Deflocting forces.
Months. Mean direction | ° 2 Months. | Mean direction | ° &
of Wind. = = ind. 2 Ey
on Direction. Am’t. eA Direction. Am’t.
Jan. N. 65° 29’ H.| 85 |N. 763° Wz.) 24 || Jan. N. 64° 21’ H.| 78 |N. 7° 40’ W.| 8
Feb. N.75 53 H.| 503\N. 72 W.| 5 || Feb. N. 58 25 H.| 86 |N. 6 W.| 17
March |N. 72 33 H.| 373)\N. 84 W.| 18 || March |N. 67 21 B.| 75 |N.52 30 W.| 4
April N.82 44H./ 46/8. 66 J’ W. 9 |} April |N.77 27 H.| 64 |S. 36 W.| 20
May N.80 1 E.| 65 |N. 83 28 E.| 10 || May N. 68 21 H.} 84 |N. 64 23 E.| 7
June N. 80 42 HE.) 65 |N. 87 51 H.} 10 |] June N. 60 20 H.} 95 |N. 24 15 HB. 23
July N.78 24 H.| 8b iN. 76 18 H.| 26 || July N. 62 25 EH.) 873/N.21 45 HE.) 15
Aug. N.72 6 E.| 76 IN. 58 i.) 24 || Aug. N.70 38 H.| 80 |S. 38 K.| 5
Sept. N.83 08.) 5418. 38 W.| 4 || Sept. N. 88 32 Ei} 73 |S. 2 W.| 20
Oct. 8. 68 49 H.| 55 |S. 53 W.| 31 || Oct. N. 83 49 H.| 70 |S. 8 W./ 18
Nov. N.79 14H.| 52 |S. 85 38 W.| 3 |] Nov. N.75 48 H!| 72 |S. 7 W.| 12
Dec. N. 69 52 H.| 57 |North 13 || Dee. N.61 5 E.| 73 |N. 40 380 W.} 10
The year/N. 79 23 H.| 55 Theyear| N. 68 43 H.| 77
No. 86.—North Atlantic Ocean, Lat. 15° to 20°, po. 87.—North Atlantic Ocean, Lat. 10° to 15°,
Lon. from Greenwich, 15° to 45°.
Lon. from Greenwich, 45° to 75°.
1332 pays.
Months.
Jan.
Feb.
March
April
May
June
July
Aug.
Sept.
Oct.
Noy.
Dee.
The year
Mean direction
of Wind.
BewAA a Aw AZ ZZ 2
ASS
=
50° 42’ B,
48 Hi.
29 Ki.
28 EK.
43 50 EK.
42 8K.
26 EH.
49 Ki.
14 ¥.
54 50 E.
“3 K.
58 5 Bh.
1 E.
Deflecting forces
Direction Am’t.
8. ol ee2 Wai 8
8. 74 8 Wa, 7
S. 45 27 W.| 8
IN5G0 956) Hjias
N. 353 Wali
N. 34 EK. | 16
N, 14 KR. | 23
N. 54 W.| 11
8. 15 }. |ead
8. 13 W.| 18
8. 374 BE. | 15
S. 16 BE. | 18
Months.
Jan.
Feb.
March
April
May
June
July
Aug.
Sept.
Oct.
Nov.
Dec.
The year
662 pars.
Mean direction
of Wind.
|
50°
12
14
59
AAAAZAAAAZAAAAA
or
oo
0’ iH.
_
is
bebe bet tf bt bd dt bt
Deflecting forces.
Direction. Am’t.
North 10
N. 32° BE. yd
N.20 HE. | 12
N. 653 HE. i
S070.) ae 8
N.12 EH. | 22
S. 254 HE. 7
Si67- "He
S. 253 W. | 388
S.tL7 ) Wet
N20 Hae
Notae Wealelp
wie ON, beth a ae
SERIES D.—MONTHLY DEFLECTIONS.
SERIES D.— Continued.
159
| avo, 88.—North Atlantic Ocean, Lat. 10° to 15° No. 89.—North Atlantic Ocean, Lat. 5° to 10,
Lon. from Greenwich, 15° to 45°. Lon. from Greenwich, 10° to 55°.
1850 pays. 3339 DAYS.
y a Deflecting forces. a ing 1
{ Months. Mean direction 6 3 gene Months. Mean direction | o 3 DISHES ORO
of Wind. =) 22 of Wind, | 2 #
eo Ay Direction. Am’t. aa Direction. Am’t. |
| Jan. N-90° 307 B.| 85 JN. 21° 2° h-) 7 || Jan. |N. 47° 5’ 8.1 65 | N. 17° W. | 25 |
i Keb. N. 54 41 H.| 81 JN. 26 58 W.| 4 || Feb. N. 44 56 E./ 72| N. 9 W. | 97)
| March |N.55 51 H.| 89 IN.37 30 E.| 9 || March IN.45 3 48.| 74] N. 7 W. | 294
) April N.56 44 H.|) 88 |N. 44 19 H.| 7 || April |N. 44 50 B.| 82) N.10 KE. 36 |
| May N. 49 14 H./ 90 |N. 2 0 EH. } 15 |) May. N.55 38 H.| 69 | N. 183 E. 15 |
| June N.55 0 H.| 75 IN. 84 23 W.| 6 || June |S. 89 1£ | 301 S. 43 W. | 33 §
| July N.o7 2 H.| 42 8. 59 4 W.! 38 || July Sb Tae | 45 |S, BO We PS |.
_f, Aug. N.49 18 H.| 17 |S. 61 W.| 47 || Aug. |S. 4 59 W.| 71 | S. 26 W. {104
i Sept. N.46 6 H.} 23 |S. 63 W.| 59 |] Sept. IS. 8 26 W.| 58] S 98 W. | 944
} Oct. N. 69 20 E.} 55 |S. 283 W.| 29 || Oct. Sb Bs 21 | B S. 36 W. | 614
H Noy. N. 68 54 H.| 78 |S. 9% K. | 18 || Nov. 8. 82 15 H. | 55] S. 14 E. 32 |
| Dec. N. 61 33 E.| 78 |S. 9 W.| 13 || Dee. N.60 25 H.| 52 | N. 86 W. 9 |
j The year|N.57 25 H. | 66 The year|N. 80 32 E. | 3 i
No. 90.—North Atlantic, Lat. 0° to 5°. No. 91.—Funchal, Island of Madeira.
3005 DAYS. 2 YDARS.
ey # Deflecting forces." ae Deflecting forces.’
Months. Mean direction | ° 2 Months. | Mean direction | ° 2 4
of Wind. 33 of Wind. | 2& ;
ea Direction. Am’t. =t-0 Direction. Am’t. j
Jan. S. 81° 46’ H.} 53 | S. 562 W. | 17 |) Jan. N. 9° 437m. | 1 |) S. 24° Ww. | 30 4
Feb. IN, BB BIL TB || LIN, W@. Wye || 1 II) TRIO. N. 6 3 W.| 45 | S. 84 W. || 25 7
March |N. 68 13 H.| 52 | N. 4384 W. | 30 || March |N.18 28 HE.) 43 | S. 623 W. 5 i
April Ne 52) 18) Ha 56) | N. 385s We 39) April’ | N38) 88) B31 |S: 38 Ww. | Lo);
| May 8. 89 59 H.| 48) S. 81 W. | 17 || May No IL QB, | BAH ING Ae Wie |) EL
} June S. 47 45 H.| 69 | S. 193 W. | 50 || June |N.14 18 H.| 50] N. 543 W. 7 |
| July S. 87 17 H./ 82 | S. 14 W. | 70 || July N. 28 29 H.| 62 | N. 54 HE. 16 |
; Aug. S320 52H.) 84) Si 24 W. 87% |) Aug. IN. 48 17 H.| 96 | N. fo EK. 4 J
H Sept. S. 20 15 H.| 79 | S. 253 W. | 86 || Sept. |N.24 46 W.| 2 S. 61 W. | 844
Oct. Sao SOME alin on 2OMWenn Go| Octal a Note Adu 40) S008" eb 16 |
Nov. S. 08 28-H./ 80) S. 2 EH. 45 || Noy. N- 8 49 BH.) 50 | N- 32) W. | 17}
1 Dec. S. 68 23 H.| 56 | S. 283 W. | 28 || Dec. ING SO) 2 19, || GB || ING 8 18 25 |
} The year |S. 60 2 H.| 55 The year|N. 23 50 H. | 45 i
No. 92.—Azores and vicinity.*—6 stations. No. 93.—Gibraltar and yicinity.®
581 DAYS. 586 DAYS.
Months. Mean direction of Rate of Months Mean direction of Rate of
Wind. Progress, Wind. Progress. H
| January N. 81° 41’ W. 19 January N. 89° 52’ W. 16
| Kebruary Ss G2 3 Wy, 73 February
} March . N.17 35 E. 58 March . N. 2 40 W. 79
April Salon) 4 We 35 April 8. 78 10 W. 12
} May N. 72° 20 W. 22 May IN. 12) 30) EY 15
; June N.45 5 W. 16 June 8. 89 24 W. 3894
F July N. 45 5 W. 16 July N. 74 10 E£. 44
} August 8. 50 15 W. 85 August N. 86 48 EH. 54
| September 8. 44 10 W. 41 September N. 16 20 W. 22
) October Saleem We 48 October N. 67 55 Hi. 27
November fk 15) ts) NING Sa) Ke November N.61 37 E. 92
} December Ig GL Ba AW 26 December . 8. 84 35 H. 36
The year ‘S. 63 21 W. 2) The year__- |_N. 38 18. 23
Tn Sungate t these 5s aenscins forces, the mean arial direction of fine ar in wit same Jatitude in pre ocean Was
taken as the standard of comparison, on account of the influence of the Great Desert, which affects the annual results
all along the African coast in these latitudes, as may be readily seen by inspecting the length and position of the arrows
on Plate XIII.
2 These results are obtained from observations taken at five different islands for a joint period of 205 days, and on
board ships in the vicinity for 37
6 days.
3 These results are obtained from observations taken at Gibraltar for 76 days, and on board ships in the vicinity of
the straits for 510 days.
160
WINDS OF THE NORTHERN HEMISPHERE.
SERIES D.— Continued.
No. 94.—St. Petersburg, Russia.
No. 95.—Cronberg, Sweden.
5 YEARS. 1 YEAR.
Months. Mean direction of Rate of Months. Mean direction of Rate of
Vind. Progress. Wind. Progress.
} January 8. 40° 16’ W. 38 January N. 84° 28’ EK. 41
February 8. 16 48 W. 38 February 8. 31 57 W. 14
March . S35) seh: 35 March . N. 85 33 W. 50
April 8S. 20 49 E. 22, April N. 62 57 E. 77
May N. 65 49 W. 6 May N. 35 48 EK. 33
| June Nie Wi 3 June N74 TW 24
July S. 62 54 W. 7p July Nes 2 bnWe 35
August 8. 34 23 W. 104 August N. 60 33 E. 25
September 8. 30 17 W. 12 September S. 64 387 W. 9
October SH SAV 32 October 8. 65 11 W. 22
November 8. 18 19 E. 35 November N. 50 25 W. 304
December Se elo ys 334 December N. 45 33 W. 234
The year N.17 48 W. 9
No. 96.—Dantzic, Prussia. No. 97.—Berlin, Prussia.
13 YEARS. 11 YEARS.
Months. Mean direction of Rate of Months. Mean direction of Rate of
Wind. Progress. ind. Progress.
January 8. 50° 24’ W. January 8. 48° 26’ E. 24
February eae AD AN February 8. 40 14 W. 36
March . 8S. 84 20 W. March . S. 67 27 W. 45
April INS69" i We April 8S. 70 54 W. 50
May N. 38 30 W. May 8S. 60 54 W. 21
June N. 41 31 W. June West 57
July N. 72 38° W:- July N. 80 29 W. 954
August S. 82 43 W. August West 84
September 8. 71 46 W. September 8S. 78 20 W. 58
October 8S. 37 16 W. October Ss) 22 2emwWe 374
November 8. 54 47 W. November 8: 7°47 OW: 213
December 8. 48 1 W. December 8. 45 0 W. 33
The year 8. 68 7 W. 11 The year 8S. 78 17 W. 29
No. 98.—Posen, Poland (combined with No. 97). No. 99.—Carlsruhe, Baden, Germany.
11% YEARs. 2 YEARS.
Months. Mean direction of Rate of Months. Mean direction of Rate of
Wind. Progress. Wind. Progress.
January S. 77° 43’ B. 42 January S. 47° 58’ W. 344
February 8S. 37 38 W. 42 February S560) wwe 35
March : 8S. 538 37 W. 21 March . N. 59 23 W. 15
April 8. 70 54 W. 50 April N. 0. 45 W. 29
May S. 60 54 W. 21 May S. 7Gsiod ae 143
June West 57 June 8. 74 33 W. 9
July N. 80 29 W. 953 July S. 44 26 W. 16
August West 674 August 8. 63,59 W. 23
September SOM NYE 583 September Ss. Lelia We 53
October 8S. 41 13 W. 50 October 8. 46 50 W. 30
November 8. 21 18. W. 26 November 8. 48 59 E. 6
December 8. 41 21 W. 31 December 8. 78. ov We 6
The year S. 73, 19 W. ly
Ag eet hee 2)
SERIES D.—MONTHLY DEFLECTIONS. 161
SERIES D.— Continued.
No. 100.—Average duration of winds in each month, in Germany, deduced from obseryations taken at nineteen
different stations, for an ageregate period of 192 years.
a <3] iS =] a = = = : = ts 3 Deflecting
5 a| Aa} 2 al a | BT Se | eqs | ese tee ie ames
= wBilelalsa|s HEE nan | wa mc w am IE | Ee Wie | ee leis of Wind. |2¢ | Direction. |Am’t.4
Tan. | 172| .19| 2.49| .18| 2.07] .42| 3.93| .40| 2.27] 19 7.47| .05| 6.30] .19| 2.59| 42] .19 || s. 51° 287 w. | 28 1s. 189m. | aif
Heb, | 1.94] 15] 3.75] .23| 4.24] .12| 2.98] .17| 1.92] .15| 4.35] .17| 3.67] 20] 3.74] 43] 03 || N.48 56 W.| 2 |N.79 | as |
Mor. | 1.90] .28| 3.57| .33| 5.03] .13| 2.41) 17] 2.65] 13] 4.68] 15] 4.42] .19] 4.56] .39| 01 || N.77 47 W.| 5 |N.78 EL | 141
April 3.42] 40) 3.84] .20) 3.86) .17} 1.83] .07] 1.67) .10} 3.00] .07| 6.34] .28] 4.00] .62] .13 || N.36 23 W. | 20 |N. 21 E. 19 §
May | 2.38| .50| 4.33] .43] 4.61] 17] 2.27] .22| 1.49] .18] 4.66] .27] 5.70] .35| 3.06] .28| 10 || N. 47 3 W.| 8 |N. 603 B. | 15 §
June 3.18] .25) 2.84) 15] 1.83] .23) 1.44] 17] 1.24] .22| 4.79] .43] 6.58] .72]. 5.28] .55] .00 || N. 68 55 W. | 35 |N.43 W.| 20 4
July 1.99) .12) 1.79) 12) 1.72) .27| 1.51] .08| 1.63) .20) 5.87] .68] 8.97] .51| 5.21] .83] .05 || N. 89 24 W. | 44 IN. 85 W-.| 25 i
Aug. 1.66) .08) 2.35) 12) 3.78] .89) 2.37) .83] 2.54) .48] 4.72) .43] 6.85) .46) 4.24) 12] .08 || S. 73 7 W. | 21 |S. 15 W. 4 |
Sept. | 1.94 .07| 2.90] 21] 5.42} .48| 2.08] 20] 2-08] .20| 4.03] .21| 5.91] .31] 3.68] 16] .02 || Ss. 87 7 W.| 8 |N.83 E.| 11 |
Oct. 479) 12) V7) .29 | 2:59) .72| 2.81] 21) 1.68) .45) 6.57) .82| 9.54) .84] 2.63) .21| .02 || S. 63 56 W. | 36 |S. 43 W.] 19 |
Noy. 1.54) .25) 2.51) .20| 4.04) .48| 2.90] .30|] 2.82) .28] 6.92] .23) 5.08] .27) 1.84] .27] .07 Se Bil Sw Wo |) Bal Wis Dy 15, 18 |
Dec. | 1.03| .48| 3.04| .61| 2.55] .29| 3.54] .21| 1.91] 30] 6.29] .23| 7.76| 43] 2.07] 20] .06 || S. 76 51 w. | 27 |S. 60 w.| 64
otal. |23.49|2.89 |35.12|3.07 |41.74)3.87 |30.07|2.53 |23.90/2.98 |63.35)/3.19 |77.12 |4.25 |42.83]3.98 | .86 || S. 82 4 W. | 20
No. 101.—Franeker, Holland. No. 102.—Brussels, Belgium.
13 YEARS. 8 YEARS.
Months. Mean direction of Rate of Months. Mean direction of Rate of
Wind. Progress. Wind. Progress. §
January 8. 38° 49’ W. 8 January S. 74° 48’ W. 304
February S. 37 20 W. 34 February 8. 47 19 W. 68
March N. 60 59 W. 16 March Sa G0 We 8
April N. 64 32 W. 33 April Si 77 a Vie 13
May N. 61 21 W. 33 May N. 62 26 W. 32
June N. 68 42 W. 45 June N.60 3 W. 41
July N. 88 46 W. 50 July S. 88 35 W. i
August S. 82 43 W. 463 August S. 445 @ Wye 23
September 8. 62 4 W. 25 September S. 61 34 W. 53
October 8S. 49 17 W. 33 October S. 25 30 W. 66
November 8S. 45 55 W. 15 November S45 © We 71
December S. 46 27 W. 24 December 8. 66 42 W. 5d4
The year Sec Om We 27. The year 8. 64 22 W. 39
No. 103.—Holland and Belgium.—3 stations. No. 104.—Elgin, Scotland.
28 YEARS. 3 YEARS.
Cs & Deflecting forces.
Months. Mean direction of | © EB) Months. Mean direction of Rate of ff
Wind. ad Direction. Am’t. Wind. Progress.
January S. 59° 58’ W. | 15 N. 89° EB. 16 || January 8. 46° 18’ W.
February | S. 46 56 W. | 47 S. 12 W. | 24 || February S. 50 21 W.
March N.78 54 W. } 11 N. 59 HE. 21 || March 8. 49 34 W.
April N. 63 46 W. } 21 N. 29 HE. 20 |) April Gal Br Mv
May N. 61 388 W. | 32 N. 1448. 24 || May N. 70 23 W.
June N. 61 26 W. | 43 ING WV ole |lieiume 8. 82 8 W.
July S. 88 21 W. | 594 | N.79 W. 30 || July S. 44 17 W.
August 8. 73 54 W. | 34 Si, 74 VW 4 || August 8) 46 17 W.
September | S. 60 36 W. | 34 Ss. 10 W. 8 || September Salmo DmaWe
October | S. 388 383 W. | 44 S. 4 E. | 26 || October Se 25 ye Wie
November | 8S. 44 9 W. | 82 S. 24 KE. 16 || November Ses Ome
December | 8S. 51 47 W. | 87 S. 2 W. | 14 || December Ss. 40 18 W.
The year 8S. 44 47 W.
162 WINDS OF THE NORTHERN HEMISPHERE.
SERIES D.— Continued.
No. 105.—Great Britain.—6 stations. No. 106.—London, England.*
! Copied from Kaemptz’s Meteorology.
2 An inspection of the data on pages 96 and 100, from which this table is computed, will show that no great reliance
can be placed on the results, less so, probably, than in those at Paris alone (No. 108).
16} YRARS. 12 YEARS.
% % | Deflecting forces,
Months. Mean direction of = By Months. Mean direction of Rate of
4 Vind. rag, | Direction. |Am’t. ind. Progress.
Jan. S. 66° 36’ W. | 20 |S. 292° E.| 4 || January IN. S621 We
Teb. S. 51 19 W. | 35 |S. 184 W.| 19 |] February 8. 63 W.
March S. 70 53 W. 8 |N. 83 EH. | 12 |} March . N. 20 W.
April N. 58 53 W. | 10 |N. 53 4H. } 15 || April N. 12 i.
| May N.74 2 W.| 5 IN. 70 4H. | 163/| May S. df EK.
+ June N. 69 33 W. |) 25 |N. 12 Wz.) 18 || dune N. 65 W.
j July N. 87 49 W. | 38 IN. 72 W. 18 || July N. 89 W.
; Aug. 8. 84 384 W. | 37 |N. 89 W.| 16 || August N. 86 W.
| Sept. 8S. 87 42 W. | 1043/8. 73 E.| 15 || September 8S. 77 W.
f Oct. S. 57 57 W. | 21 |S. 28 E.| 7 || October S. 51 W.
# Noy. 8. 77 28 W. | 24 |S. 634 W.| 3 || November 8. 88 W.
Dee. 8S. 68 59 W. | 26 |S. 37. W.) 6 || December 8. 89 W.
The year N.89 2/'W. 16
No. 107.—Northern France.*—7 stations. No. 108.—Paris, France.
116 rEAns. 40 YEARS.
Months. Mean direction of Rate of Months. Mean direction of Rate of
ind. Progress. ind. Progress.
January N. 88° 54’ W. 5 January S. 50° 55’ W. 144 ;
February 8. 66 52 W. 17 February 8. 59 4 W. 204
| March . N. 56 48 W. 10 March . NOP =i We 134 (
} April INES 2 W.. 13 April N. 51 42 W. 10 \
| May N.37 9 W. Lil May 8. 79 26 W. 1d y
| June N. 52 27 W. 15 June N.83 0 W. 27
July S. 62 54 W. 303 July 8. 85 49 W. 37
i August S. 79 20 W. 21 August S95 27 We 343
| September Sh Gale We 14 September 8. 538 46 W. 17 y
| October S. 26 21 W. 21 October 8.3 29We 24
| November S.41 2W. | 22 |] November 8. 89 25 W. | 380 7
| December Sar hl We 11 December 8. 39 15 W. 24 q
q
7
No. 109.—Mount St. Gothard, Switzerland. No. 110.—Parma and Genoa, Italy.
1 YEAR. 13 monTuHs.
Months. Mean direction of Rate of Months. Mean direction of Rate of
ind. Progress. Wind. -Progress.
) January sb alg tahe Lh. 20 January N. 48° 42’ W. 34
| February N. 47 35 W. 49 February N. 6 36 E. 34
March . 8. 54 47 W. 26 March . N. Lf (2208. 32
i April N. 52 58 W. 52 April N. 20 37 E. 25
May N.49 52 W. Bt May IN: (O21 oe): 23
| June N. 47 44 W. 59% June 8S. 65 35 W. 1}
July N. 55 43 W. 40 July 8. 47 31 W. 15
August S. 87 56 W. 20 August N. 4 42 E. 36
September 8.23.19 n: 83 September N. 21 38 W. ii
October N. 49 33 W. 36 October N. 9 47 E. 4
November 8. 8 50 W. 12 November N. 63 48 W. 47
December 8. 30 27 E. 49 December N. 388 32 W. 44 :
The year N. 82 56 W. 26 _
SERIES D.—MONTHLY DEFLECTIONS. 163
SERIES D.— Continued.
>
No. 111.—Rome and Naples, Italy. No. 112.—Vienna and Schoenthal, Austria.
2 YEARS. 2 YEARS. |
Months. Mean direction of Rate of Months. Mean direction of Rate of |
Wind. Progress. Wind. Progress. |
| January ING IMLS 7" We 35 January S. 78° 24’ W. 45 |
| February N. 14 53 HK. 29 February N.73 47 &. 39 |
i March . S. 89 16 W. 21 March . S. 50 50 W. 24 |
April N. 85 50 W. 14 || April N. 20 35 W. 17 |
May Sh Bll BIL Vive 25 May Ie US We 20 |
June SaGisess eWe 17 June IN 8B. AWE 35
July 8. 47 28 W. 35 || July N. 86 48 W. 50 |
August 8. 45 1 W. 43 August 8. 65 48 W. QT |
September 8. 74 28 W. 25 September ish Oil Me 13 |
i October N. 34 48 W. 14 October S. 37 40 W. 46 3
November N. 40 35 W. 5 November S. 34 48 W. 35 |
| December N. 35 49 H. 36 December Sa a awe 30 |
No. 113.—Graetz, Austria.t No. 114.—Lougan, Southern Russia.
1 YEAR. 2 YEARS. ;
Months. Mean direction of Rate of Months. Mean direction of Rate of }
Wind. Progress. Wind. Progress. }
| January S. 41° 56’ BH. January Si 2° Oy ID} 13 Ff
| Hebruary 8. 52 35 H. February 8. 24 59 W. 15 }
March . So tol) Gh) 10} March S: 63 29) EH. 45 |
April So 7 tL 18) April S. 69 46 H. 32 |
| May 69 13 H May S. 71 46 E. 37 ff
| June N. 69 57 EH June N. 44 18 W. 14 |
i July 8. 49 382 H July N. 86 24 E. ta
| August 5S. 56 53 HE August 8. 25 33 W. 5 |
September 8. 66 54 H September 8. 88 13 K. 44 §
October 8. 85 23 H October S. 81 44 H. Wy. |
| November S. 82 37 W November S. 4 10 E. 13
December 8S. 14 36 HE December S. 70 50 H. 21 f
i The year 8. 75 58 H i
;
No. 115.—Turkey, Asia Minor, Armenia, and No. 116.—Syria.—2 stations. i
Georgia.—6 stations. ;
5 1-6 years. 19 MonTHS.
i
Months. Mean direction of Rate of Months. Mean direction of Rate of }
Wind. Progress. Wind. Progress. f
| January S. 83° 197 Bt 21 January N. 50° 49’ W. 55 |
February So 7k Gil 15, 21 February S. 67 14 W. 503 |
} March . N. 40 17 H 26 March 8. 84 14 W. 32.
April N.36 36 HE 32 April 8. 46 9 W. 42%
May NS 50 Wi ily May Ss (2 ag We 52
June N.19 19 E 94 June : a) Sb) 6G We 58 |
July N.44 25 SS aalll duly auth Sayegh ve
August . N. 42 22 36 August . . |
September N. 36 30 E 20 September . !
| October ING Uy 23 15) 19 October : : i
November S. 59 34 W. 5 November Ol] “feo GES) Nie 41 |
} December N:. 27 38 H. 4 December , 5 S: bl 2a We a
Total S. 77 388 W.?] 40%
1 Copied from some source not now recollected.
164
WINDS OF THE NORTHERN HEMISPHERE.
-
SERIES D.— Continued.
No. 117.—Jerusalem, Palestine.
Months.
January
February
March .
April
May
June
July
August
September
October
November
December
The year
17 MONTHS.
Mean direction of
Wind.
cel No O27 Ai
50 W.
44
tt i ttt tt
Rate of
Progress.
44
59
44
52
80
92
90
913
783
62
47
62?
No. 118.—Bagdad (on the Euphrates).
Months.
January
February
March .
April
May
June
July
August
September
October
November
December
The year
1 YEAR.
Mean direction of
ind,
. 66° 23’ W.
ZAAAANAANA AAAS
Rate of
Progress.
No. 119.—Bassora (head of Persian Gulf).
Months.
January
) February
March .
April
May
June
j July
F August
September
October
November
December
No. 120.—Ooroomiah, Persia.
5 MONTHS.
Mean direction of
ind.
S. 44° 16’ W.
N. 76 24 W.
8. 88 0 HE.
N.46 12 W.
N.45 41 W.
Rate of
Progress.
Months.
January
February
March .«
April
May
June
July
August
September
October
November
December
19 mMonTHS.
Mean direction of
ind.
44° 25’ W.
60
56
44
06
62
70
56
84
44
88
51
wa tata ia tn aon aca an |
No. 121.—Northern Persia.—3 stations.
27 MONTHS.
Months.
January
February
March .
April
May
June
July
August
September
October
November
December
Mean direction of
44° 25’ W.
86 54
62 83
74 40
46 48
62 36
70 46
56 21
.81 32
56 49 W.
. 85 43 W.
1A LG Wie
0A Tn IA tai TAA TA oA tA
Rate of
Progress.
49
January
February
March .
April
May
June
July
August
September
October
November
December
Mean direction of
39 W.
AA ANiAmiAmwMM!A
44444452545
Rate of
Progress.
Rate of
Progress.
SERIES D—MONTHLY DEFLECTIONS.
SERIES D.— Continued.
No. 123.—Patna, Futtehpore, and on the
Ganges, Hindoostan.
8 MONTHS.
Months. Mean direction of
ind.
Rate of
Progress.
January
7 February
| March
) April
| May
} June
| July
August
+ September
| October
| November
| December
N. 81° 52’ Bi.
S. 78 41 H.
N. 88 34 H.
8. 84 28 W.
N.78 41 W.
West
West
N. 58
14 W.
No. 124.—Caleutta, Hindoostan.
8 YEARS.
Months.
Rate of §
Progress. j
Mean direction of
January
February
March
April
May
June
July
August .
September
October
November
December
The year
Rie 2 Annnnnnne A
asses ee eal asl,
No. 125.—Duklum, Hindoostan.
5 YEARS.
Rate of
Progress.
Months. Mean direction of
ind,
36’ EH.
15 W.
16 W.
57 W.
6 W.
46 W.
29 W.
39 W.
30 W.
30 EH.
36 E.
54 Ki.
7 W.
January
February
March
April
May
June
July
August .
} September
October
November
December
The year
6 tae
4
RA A iAnnm th tA A Ao
No. 126.—Western Siberia (near Ural M’ts.).
3 stations.
4 YEARS.
Months. Rate of
Progress.
. 66° 32’ W.
32. W.
51 W.
11 W.
53 W.
5 :
1
Mean direction of
ind.
January
February
March
April
May
June
July
August .
September
October
November. : 4
December. : : 4
1
No. 127.—Barnoule, Siberia.
1 YEAR.
Months. Rate of
Progress.
Mean direction of
ind.
SNE
15 W.
56 W.
53 W.
46 W.
42 W.
54 W.
31 H.
58 E.
14 H.
29 H.
33 W.
3 W.
. 41°
22
32
23
37
January
February
March .
April
May
June
July
August
September
October
November
December
j The year
nnniAZiannizannn
No. 128.—Nertchinsk, Siberia.
1 YEAR.
Rate of |
Progress. }
66° 20’ W.
31 W.
47 W.
6 W.
17 W.
Months. Mean direction of
ind.
January
February
March .
April
May
June
July
August
September
October
November
December
The year
On
ms
ie)
Aasa542!
12 ton 0 at, ta
Ob bo bo
D> 2 09 OD Ort =
1 Copied from Kaemptz’s Meteorology.
166 WINDS OF THE NORTHERN HEMISPHERE.
SERIES D.— Continued.
No. 129.—Yacoutsk, Siberia. No. 180.—Pekin, China.
1 YEAR. - J YEAR.
Months. Mean direction of Rate of Months. Mean direction of Rate of
Wind. Progress. Wind. Progress.
43° 45’ W. January
44 43 W. y February
85 37 W. March .
43 6 W. April
48 29 W. May
Ze 2isWi June
0 W. July
39 EH. August
87 We September
W. : October
W. November
36 W. December
20 W. The year
. 50° 22’ W.
68 55 W.
18 12 W.
17 20 -W.
46 W.
January
February
March .
April
May
June
July
August
September
October
November
December
The year
~I
&
28
wanna |
Rin ZA Am TA I
pales hala
No. 131.—Tripoli, Northern Africa. No. 132.—Liberia, Sierra Leone, and yicinity.*
5 MONTHS. 14 YEARS.
Mean direction of Rate of Months. Mean direction of Rate of
ind. Progress. Wind. Progress.
. 55° 43’ W. 36
45 W. 38
BilWe 49
51
46
77s
January : : January
February : 3 February
March . : aa WNP Uukee 22, Wi. March .
April, ¥. : . | N. 42 58 W. April
May . : a eNer ipo, SBE: May
June . : .| N. 60 15 E. June
July . : .| N.47 50 E. y July
August . - ; August .
September . : September
October : : October
November . ; November
December. : December
The year
4
Arn INTIMA TATA TA Tat I tt
Hm Co RH Or Ore bo
SAASAP AAA:
No. 133.—Sandwich Islands.2—2 stations. No. 134.—Navigator’s Islands (Pago-pago). y
13 monrTus. 10 MonTHS.
Months. Mean direction of Rate of Months. Mean direction of Rate of
Vind. Progress. Wind. Progress.
January : : North-easterly January
Do. é
February February
March . : ; 5 March .
April. 4 : b j April
May . : : : 3 May
June. : : June
July. ‘ 3 July
August August
September September
October , 3 L October
November
December
mann ins
¢€ t
1 These results are obtained from three months’ observations at Bassa Cove, two months at Cape Palmas, and eleven
months along the coast of Sierra Leone and Liberia.
2? These results are obtained from observations taken at Oahu for one month, and at Waioli for one year. At the
latter station, all the winds were recorded either as North-east or “Variable.”
SERIHS D.—MONTHLY DEFLECTIONS. 167
SERIES D.— Continued.
No. 135.—Madagascar (Tananarivou).
3 MONTHS.
Months. Mean direction of Rate of
ind. Progress. f
| January o|/ IN, G2
} February . 5 || (Sh om
| March . Neal
5’ A.
42 E.
53 E.
By combining in succession the resultants for the several months at any place,
as given in the preceding series of tables, a general outline is obtained of the track
pursued by the wind in the course of a year. The results, at a considerable num-
ber of places, are exhibited in Plates VII., VIII., and X. Each of the twelve
parts, into which the curve is divided, shows the mean path of the wind in the
corresponding month, the curve commencing in all cases with January, and ending
with December.
It is obvious that much more extensive data would be needed, to secure accuracy
in the form of the annual curve, than in the mean annual direction merely; and
hence it was not thought worth while to exhibit in the plates any results based on
less than three years’ observations, except in a few rare localities. The numbers
at the origin of the curves correspond with those in Series D, and may serve as
references.
In order to render the form of the curves more distinct to the eye, they are
drawn on a scale four times larger than the arrows which represent the mean
annual directions, as may, in most cases, be seen by comparing the distance between
the two extremities of any curve with the straight arrow for the same place. A
few of the curves, however, are not computed from the same data as the mean
annual direction, one embracing a greater number of years than the other, which
produces slight discrepancies in the results.
Tn some few instances, where the general form of the curve was obvious, and
where combining the results of two or three successive months would cancel irre-
sularities, it has been done, and the tracks for the separate months preserved by
means of dotted lines. As, for example, in the curve for Jerusalem (Plate VII.
No. 117), the tracks for the months of November and December are united.
168 WINDS OF THE NORTHERN HEMISPHERE.
DEDUCTIONS AND REMARKS.
1. Puates VIL., VIIL., and X. disclose a system of winds on each side of the Atlantic
Ocean possessing monsoon features. If we represent the mean annual tracks by
drawing straight lines from one extremity of each annual curve to the other, we
perceive that on the western side of the Atlantic, the actual track falls south of
these lines in the fore part of the year, and north of it in the latter part; and
‘that on the eastern side the curvature is generally in the opposite direction. Out
of thirty-five curves on the western side, in British America, the Eastern United
States, and the western half of the Atlantic, there are but two exceptions; and both
of these are between the parallels of latitude 31° and 35°, just on the limit which
divides the equatorial winds from the westerly ones.
On the eastern side of the Atlantic, there is a general similarity in the form of
the curves, yet by no means so great as on the western side. At sea, we perceive
it only between the parallels of latitude 15° and 40°; but on land, all the curves
show it, more or less, except that for St. Petersburg on the north, and that for
Rome and Naples on the south. The opposite curvature of the latter, also that for
Madeira, and the two at sea, south of latitude 10°, will be adverted to hereafter.
2. On the western side, the monsoon character of the winds is much more strongly
marked near the sea-coast than in the interior of the country. Thus, on Plate VIIL.,
the curvature is greater in the New England States (No. 28) than in the State of
New York (No. 50) or Pennsylvania (No. 52). Compare, also, the curve for Pom-
pey, in the interior of New York State (No. 29), with the curves east of it, all of
which are for places nearer the sea-coast; or No. 40, which is derived from obser-
vations taken mostly at Nashville, in Tennessee,’ with Nos. 33, 34, 35, 36, 37, or
41 near the coast. No. 37 is remarkable—almost equal to the monsoons of India,
as may be seen by comparing it with the latter on Plate VII. In Ohio (Nos. 57,
58, and 59), the monsoon feature does not appear to exist at all, though there seems
to be slight traces of it still farther west (Nos. 61, 62, and 63).
3. On the western side of the Atlantic, there appears to be considerable uniformity
in the time of the year when the curves cross the mean annual path, particularly
in the zone of westerly winds. Starting from the Ist of January, all the latter,
both on sea and land, fall to the right or south of the line that represents the mean
* Five years at Nashville, two at Chapel Hill, in North Carolina, and ten months at other places.
SERIES D.—DEDUCTIONS AND REMARKS. 169
direction, recross that line for the most part (thirteen curves out of twenty) in
July, and continue on the north side till the end of the year. Four curves cross
a little earlier, in June, and of the remaining three, the two at the extreme north
(Newfoundland and Canada) cross in August, and the one at the extreme south,
near the southern limit of the system, in May. The time seems to vary somewhat
with the latitude and the trending of the adjacent coast.
Of the four curves on the limit between the equatorial and westerly systems
(Plate VIII. Nos. 44, 45, 71, and 80), two do not cross the line of mean direction
at all, but lie to the right of it for the whole year; and the other two cross it in
August, lying to the right before and to the left afterwards.
Of the easterly winds of the equatorial system, those north of about latitude
24° (Plate VIII. Nos. 46, 47, 48, 50, 51, 52, and 82), cross the line of mean diree-
tion in April, May, or June, and those farther south (Plate VII. Nos. 84, 85, and
87) in October. The latter are at sea, and may possibly be affected by the prox-
imity of the coast of South America.
4. On the eastern side of the Atlantic there is less uniformity in the time of
crossing, though (not including the exceptions already named), it is on an average
considerably earlier. Out of eighteen curves (Plates VII. and X.), one crosses in
February, one in March, four in April, five in May, two in June, one in July, one
in September, and three do not cross it at all, but lie to the south for the whole
year. One of these three is at St. Petersburg, in Russia, another at Elgin, in the
north of Scotland, and the other at sea (No. 77), on the limit between the equato-
rial and westerly systems, thus agreeing with its neighbors (Nos. 71 and 80) on the
western side of the Atlantic. The curve for the stations in Austria (No. 92) might
very properly be added to this list, as it lies south of the line of mean direction
over eleven months in the year.
5. The curvature in India and China is the same as in the westerly system on
the west side of the Atlantic, while that in Western Siberia corresponds to those of
the Huropean stations, so far as it can be said to have any character at all.
6. The stations east of the Mediterranean Sea are as devoid of law or agreement,
in the form of the curves described by their winds, as they were shown to be in
regard to the mean direction of their winds.
Theoretical Considerations.
The causes of the peculiarities, in the inflection of the curves we have been con-
sidering, are more clearly seen by analyzing them in the manner described in the
introduction to the foregoing series (D). By thus detaching the deflecting forces
from those which determine the mean annual direction of the wind, the law at once
becomes apparent that on the sea-coast, and even for some hundreds of miles from
it, both on sea and land, the deflecting forces are directed towards the land, in the
warmer parts of the year, and towards the sea, in the colder; a most convincing
proof (if any more were needed) of the influence of heat in the production of winds,
and that, too, upon an extensive scale.
170 WINDS OF THE NORTHERN HEMISPHERE.
Plates XI. and XII. show the truth of the law just stated more clearly than any
verbal explanations. The directions and lengths of the arrows show the directions
and amounts of the forces which deflect the wind from its mean annual direction
in the several months of the year. These arrows are drawn on a scale twelve
times greater than those which represent the mean annual directions, in Plates VIL.
to X. inclusive; but as the latter represent the mean progress of the wind for the
entire year, while the mean monthly progress, if there were no deflection, would be
only one-twelfth as great, both may be regarded, for the purpose of comparison, as
drawn on the same scale. So that the length of an arrow on one of those plates, is
to the length of one for the same place on Plate XI. or XII, as the force which
determines the mean annual direction of the wind is to that which deflects it in
the particular month to which the latter arrow relates; and the length of the cor-
responding portion of the curve (increased threefold, because the curves are drawn
upon a less scale)'is proportional to the resultant of the two forces. Thus, for
example, at Hampden, in Maine, the force which determines the mean annual direc-
tion, the deflecting force in the month of January, and the resultant of the two,
are to each other as the numbers 33, 22, and 42; and by measuring the arrow,
No. 50, on Plate VIIL., that for January on Plate XI., No. 25, and the first divi-
sion of the curve No. 25, on Plate VIII., increased threefold, it will be seen that
their lengths are to each other in the ratio of these numbers.
Now, if with the light of these explanations we examine Plate XI., we shall
notice that the arrows point with great uniformity toward the land in the warmer
months, and toward the sea in the colder. The cause is to be found in the differ-
ence of the temperature of the two. It is well known that the surface of large
bodies of water, and particularly the ocean, is much more uniform in its tempera-
ture throughout the year than that of land, and consequently must be colder in
summer and warmer in winter. Hence, we may account for the monsoon charac-
ter of the winds on the opposite shores of the Atlantic, just as we do for the well
known phenomena of land and sea breezes on the sea-coast; the only difference
being that the former are on a more extensive scale.
These views are confirmed, when we examine particular localities and sections of
country. The decrease in the curvature of the curves, as we recede from the sea-
shore, has been already adverted to, the examples mentioned being 29, 50, 32, and
40,on Plate VIII., as compared with places near the coast. If we now look at the
same numbers on Plate XI., we shall see by the shortness of the arrows that the
deflecting forces, though conformable to the theory, are much less than at places
nearer the sea.” The absence of the monsoon character in the winds of Ohio is
probably to be ascribed to the fact that that State lies directly between the ocean
and the great lakes, so that the latter, being nearer, neutralize the influence of the
* Tt would be more convenient for comparison if all could be drawn on the same scale, 7. ¢. if the curves
could be drawn upon a scale three times larger than they are; but they could not in that case be repre-
sented upon the maps without making the latter of unwieldy size.
* No. 80 should properly be placed farther west, as the places whose results it represents are scattered
pretty uniformly over the southern half of the State of New York.
SERIES D.—THEORETICAL CONSIDERATIONS. lial
former. ‘The same reason does not exist in the States farther west, and accordingly
we find, even there, slight traces of the oceanic influence, as already remarked.
That the lakes are capable of exerting considerable influence upon the direction
of the surface-wind, is proved from the fact that at the Western Reserve College, in
Ohio, some twenty-five miles south of Lake Erie, the mean direction is uniformly
more northerly by several degrees in the afternoon than in the forenoon, as may be
seen by the following statement.’
More northerly in the
Months. 9 O?CLOCK A. M. 3 O’CLOCK P. M. afternoon by
- 82° 34’ W.
17
January
February
March .
April
May
June
July
} August
| September
} October
| November
i December
| The year
RNAMhA'A A nin AA TTD
AZAZRAAAAAAAANP
+4++4++t++4++
wo
The peninsular form of South-western Hurope no doubt prevents the full deve-
lopment there of the general law we have been discussing; yet we have already
had proof of its existence in the general similarity of form in the annual curves
(Plate X.). We can see traces of it also in the deflecting forces (Plate XII. Nos.
80, 83, and 85). In all three, the arrows for June, July, and August point toward
the land, and those for the colder months generally toward some neighboring body
of water. No. 80, being so nearly equidistant between the North Sea, the Baltic,
the Mediterranean, and the Bay of Biscay, shows more irregularity. No. 72 ought
to afford evidence of the law, and I am unable to account for its failure to do so.
No. 75 fails also, which is not surprising, since over half of the observations from
which it was computed were taken more than 1200 miles from the nearest point in
Kurope, and so nearly in the middle of the Atlantic as not to feel the influence
we are speaking of.
The peculiar curvature at Rome and Naples (Plate VII. No. 3), is easily ex-
plained. Both places are near a sea-coast, whose general direction is from N. W.
to S. E., and have in their rear the range of the Apennines, running nearly in the
same direction, and rising to an elevation of several thousand feet. The mean
direction of the wind for the two places is from W. N. W. to E. S. E., which, com-
bined with deflecting forces acting at right angles with the coast (landward in
summer, and seaward in winter) must plainly give us a curve of the same general
form as that which we find to be actually described.
Nos. 81, 83, 86, and 91 (Plates VII. and XII.) have caused me much perplexity.
The arrows for the warmer months evidently indicate a point of rarefaction situated
1 Loomis on the Meteorology of Hudson, Ohio, published in the American Journal of Science and Arts.
172 WINDS OF THE NORTHERN HEMISPHERE.
to the south or south-west, and yet, all the observations from which they were com-
puted were taken within a few hundred miles of the African coast and Desert of
Sahara, a region the annual range of whose temperature must be exceedingly great.
The only way in which I can account for a fact so astonishing, is by supposing the
deflecting forces at these numbers to be secondary to the influence which we see so
strongly marked in Nos. 88, 89, and 90. Let us, then, first devote our attention
to these. :
The intense heat of the Great Desert rarefies the air exceedingly from June to
October, inclusive, and hence the arrows of unparalleled length (Plate XII.) pointing
toward it during those months, the longest being longer than that which represents
the most uniform of the trade-winds in the ratio of 104 to 89. The influence of
this rarefaction is sufficient to curve the powerful current of the trade-winds in the
manner exhibited on Plate VII. Nos. 89 and 90, and to produce the not less re-
markable change in No. 88, holding the current back and retarding it, so that its
progressive motion in the three months of July, August, and September united
hardly exceeds that during any one of the colder months of the year. But while
this is so, the trades on the western side of the Atlantic are pursuing nearly their
recular track, being but slightly affected by these influences. As a consequence,
the latter must leave, as it were, a partial vacuum behind them, which is filled by
air flowing in from the north-east and south-east. This will account for the seem-
ing anomaly of having a somewhat strong deflecting force directed toward mid-
ocean in the hottest part of the year, as in the numbers above referred to. And
yet it may be very naturally asked, Why does not the air from these parts supply
the Great Desert directly, instead of taking a circuitous route to supply the region
that supplies it? A question which, I confess, it seems difficult to answer.
The following table, and Plate XIII. will assist in affording a clear idea of the
winds off the west coast of Africa during the warmer months. The arrows show
the mean direction and progress of the wind in each square of 5°, for the months
of July, August, and September, the months when the influence of the Desert is
greatest. The numbers affixed to the arrows show the number of observations
from which they were computed, as contained in Maury’s Pilot Chart of the North
Atlantic :—
Lat. 0° to 5°. Lat. 5° to 10°. Lat. 10° to 15°. Lat. 15° to 20°. Lat. 20° to 25°,
a | 3 ‘| 2 | a e
Longitude. ellie wel 5 mele eS tte
Mean direction) © =| ‘3 |Mean direction | 5 &| ‘5 |Mean direction) ° z % |Mean direction| ¢ & ‘%S | Mean direction) $ E| 3
of Wind. $ i a of Wind. sels of Win PS of Wind. = els of Wind. |295] ¢
aa 2 Ba) a Ba a aes | ael ee
0? Ow. | §. 2°55’ RB. | 89 | 446) S. 12° 0’ W. | 883) 179
15 ba 0 W. §.12 41 EB. | 86 |1262] S. 4 7 W. | 82 |1273/ 8. 85° 7 W. | 36] 47) N.19° a xt 60 15] N. 21950’ EB. | 78 | 21
20 25 W $.34 25 EB. | 90 | 529] S. 8 5 W. | 71 }1034) N. 212 E. | 145) 626) N. 32 E. | 76 | 456) N.29 29 E. | 81 (304
25 30 W. 8.49 50 B. | 82 | 221) S. 11 40 W. | 41 | 885) N. 62 42 E. | 85 | 504) N.38 Bt E. | 81 | 476] N.36 22 BE. | 84 |306
30 35 W 8.58 26 EK. | 79 | 196] 8. 0 55 E. 404| 224) N. 69 36 E. | 39 | 247) N.51 46 E. | 87 | 192) N. 47 57 E. | 84 |243
35 40 W 8.45 9K. | 84 | 203) 8. 46 39 FE. 17 | 269] N.57 15 E. | 40 | 300) N.55 1, | 852) 149] N.61 42 HE. | 89 /168
40 45 W §.52 42 BE. | 884} 123) 8.58 2 E. 36 | 262) N.54 47 E. | 52 | 287| N.65 31 BH. | 88 | 156] N.68 445,
45 50 W. §.69 28 E. | 76 | 19) N.89 42 4%. 54 | 99) N.63 31 E. | 81 | 184| N.67 41 E. | 72 | 251
SERIES E.—FORCE AND VELOCITY. 173
SERIES #&.
Tux following tables show the average relative force and velocity of winds from
the different points of compass. At five of the stations, viz. Toronto, Girard Col-
lege, Devonport, Greenwich, and Sturbington, the pressure was obtained in pounds
per square foot, by means of an anemometer ; and the velocity computed therefrom
by Rouse’s Table. At the other stations, the force was merely estimated, and
represented by numbers, ordinarily from 0 to 10, 0 denoting a calm, and 10 a
hurricane, and the velocity computed according to the following scale, which has
been adopted at the Smithsonian Institution :—
SCALE OF WINDS.
Force in Force in
Miles | pounds per Character. I Miles | pounds per Character.
per hour.| square foot. per hour. | square foot.
2 .02 | Very light breeze. 45 10.00 | Gale.
4 .08 | Gentle breeze. 60 18.00 | Strong gale.
123 .75 | Fresh wind. 75 Violent gale.
25 3.00 | Strong wind. 90 Hurricane.
85 6.00 | High wind. 100 Most violent hurricane. }
Toronto, Canada.
By Osler’s Anemometer. By estimation.!
Velocity in No. of miles
3 A miles per travelled.
Pressure in pounds per Pressure in hour.?
Time in hours. square foot. Time in hours. | lbs. per foot.
Esti- | Ane-
mMa- |mome-
tion. | ter.
Average
Total pres-
sure for
1841-42.
|
| 1841.
1245/543.1 [512.8 |1055.9| . 826] 679 9} .Ol2 10.24 |16036
381)222.0|841.3] 564.3) .83 | 116) 88 ae\| oe 9.56 | 8717
164.3 |202.5| 366.8] . 434| 254) 68: AG 10.56 | 6246
131.6 |317.6| 449.2) . 116} 186 pI 13.79 | 8440
324.0 |428.4| 752.4] . 506] 673 Bo) 12.61 |12061
135.7 |295.9| 483.6] . 66} 28)" oll os 10.67 | 7598
235.0 \187.8| 372.8) . 362) 281 8}. 9.41 | 7078
51.4] 100.7] . 166) 140 Data) Y 8.67 | 3348
103.0} 189.6] . 342) 646 HD) |} oo 9.19 | 5167
254.9} 4338.6] . 116) 92 6] . 11.50 | 8973
578.1 | 782.6 444) 582 4]. 10.92 |10896
752.2 | 980.8 170} 118 EOI 13.30 |11072
297.6 | 613.3] . 826) 350 plh}}o 11.91 | 9472
418.9 | 958.4 |1. 34) 65 : 16.21 |11790
668.6 |1171.7 636} 605 HS) II io 12.29 |13381
886.0 |1271.0 416} 380 ' 18.78 |15307
2596|2474
Ordo bo WO et
MOoOowrwNor0
Gr Cd o> et CO
mt
tH bo
DARD ADT
_
co
eo)
WS)
Wor
ou GT
heed
oki
ISAS
© © G 00 bo to COR
me o> COT rR “1 bo bo
No. of Obs.
Sums of
numbers
representing |Mean force.
forces.
482
122
654
14
147
10
21%
9
Ls)
8
113
0
NOON WwWoannoevo
35
8
39
8
89
5
15
8
19
5
6
0
~I
Hee ee ee eee NS ee be ee, ber nabebeub dee bO eth as
WAMDHSOSORRNDOUUNHBDUNSO™-E YORDOSOEROONSIwY
AwWwwnscetIaranarnroooane
bs ei att tt
North Carolina.—3 stations.
2 1-6 years.
Hudson, Ohio.
Mean force.
Bermudas. One year.
Sums of
numbers
represent-
ing forces.
No. of Obs. Mean fo
529
9
82
0
1.41
1.29
i370
?
1.39
?
1.14
1.00
Part of
1838 and
1840.
ree.
1.83
2.38
2.00
1.80
2.14
2.00
1.87
1.78
+ He bo bo bo bo tO BS
OTIcCwwkrwk
SCOWOWMmMO Oh
Sums of
numbers
represent-
ing forces.
No. of Obs. Mean force.
SERIES H.— Continued.
SERIES E.—FORCEH AND VELOCITY.
175
North Carolina.—3 stations. Hudson, Ohio.
2 1-6 years. Mean force. Bermudas. One year.
Course.
Sums of Part of Sums of
No. of Obs.| numbers |Mean force.|| 1838 and 1841. No. of Obs.| numbers |Mean force.
represent- 1840. represent-
ing forces. ing forces.
Kast St 437 1.16 2.00 2.00 396 1366 3.45
i. by 8S. 2 2 1.00 2.20 PM 24 60 2.50
K.S. E. 18 19 1.06 1.62 1.79 24 120 5.00
8. E. by E. 0 0 2 1.62 2.10 24 120 5.00
S. E. 158 171 1.08 1.47 1.87 720 2354 BAT
S. EH. by S. 0 0 ? 1.00 1.75 84 324 3.86
8. S. HE. 20 24 1.20 1.62 1.56 252 960 3.81
8. by E. 5 4 80 1.40 2.15 36 84 2.33
South 337 405 1.20 1.50 2.2L 152 593 3.90
S. by W. 10 11 1.10 1.64 1.89 204 1044 ol
S. S. W. 85 118 1.39 1.87 1.72 276 900 3.26
S. W. by 8. 3 3 1.00 2.00 131 240 1092 4.55
S. W. 423 585 1.38 2.06 2.00 1404 5954 4.94
S. W. by W. 4 5 125 1.84 2.12 72 168 2.33
W.S. W. 50 60 1.20 2.12 2.28 252 1081 4,29
W. by S. 10 11 1.10 2.25 2.58 36 115 3.20
West 440 639 1.45 2.41 2.50 492 1624 3.30
W. by N. 6 6 1.00 Psif) 2,91 132 444 3.36
W.N. W. 15 20 1.33 2.84 2.97 192 839 4.37
N. W. by W. 1 1 1.00 2.60 3.13 0 0 ?
N. W. 249 415 1.67 2.65 3.04 312 1441 4.62
N. W. by N. 0 0 ip 2.04 2.82 72 252 3.50
N. N. W. 19 21 Tall 2.29 2.75 264 1188 4.50
N. by W. 2 2 1.00 2.36 2.25 156 733 4.70
Southern Maine, New Hampshire, and Vermont.—18 stations.
39 MONTHS.
Course. 32) &¢4 3 a 33 Be[5 3/5 3158 ae 2 Bion F 5 ae,
Z3| 2s ws Bs | Ssleslasiasi||a2s leases) ee) 84d |asse
North 0| 146] 148] 115 | 37] 1/1] 0 || 448 | 946 (2.11) 33262 | 7.43
0 11 16 LO) | Or |0 39 82 |2.10 271 6.95
1 3825 | 214 123. |) Gol} 83) |p Lt 723 | 13888 |1.92]| 48094 | 6.65
mo 0 1 2 0 0 1/0) 0 4 10 |2.50 45) | E25
Kast 0 95 50 25 | 18 5| 0 | 0 193 | 3867 |1.90) 18272] 6.88
EH. S. E. 0 alt 3 1 0 20) (70 i 20 |2.86 964 | 18.79
S. E. 9 242, 149 0) | BS | Bil) © jj 556 | 1116 |2.01| 4289 7.71
S.S.E. 0 3 3 De ap On © 11| 31 2.82) 1603 | 14.59
South 0| 142/ 90| 43/027] 5/2/0 || 3809 | 596 /1.93| 21213 | 687
8. 8. W. 0 9 Bale ONO) | 00 1) 0 35 | 94 |2.69| 448 | 12.80
S. W. 0| 567 | 382) 150 | 48 | 12] 0 | 0 || 1159 | 2038 |1.75| 6157 | 5.31
W. 8S. W. Or} 13") 40 ae) a | “olo, ro |) 28°) 49 75) V4 5204
West 0| 265] 299 | 156/62 | 11/1] 0 || 787 | 1626 |2.07| 5628 | 7.15
W.N. W. 0 4 8 8 5 1) 0) 0 26 69 |2.65 800 | 11.54
N. W. 49 | 532) 362 | 8377 |144 | 22| 1 | 0 || 1480 | 8079 |2.09| 116812 | 7.89
N. N. W. 0 21 14 DANO A ONTO 3 141 (2.24 538 8.54
Total 52 | 2377 | 1748 | 1187 |480 |103/19 | 2 || 5868 |11647 |1.98| 418403 | 7.04
Add calms. i : ‘ . : 4 3 625 0 | .00 0 .00
Total including calms : ; 5 6493 |11647 |1.79 | 413403 | 6.87
176 WINDS OF THE NORTHERN HEMISPHERE. =
SERIES E.—Oontinued.
Massachusetts, Rhode Island, and Connecticut.—11 stations.*
30 MONTHS.
Number of
bers repre-
senting
forces.
number of
miles.
wiles per
Number
of threes.
Number
of fours.
Number
of fives.
Number
of sixes.
Number
of sevens.
Total num-
ber of ob-
servations.
Total num-
Total
Mean ve-
locity in
hour.
Hoososoocooccocon |
oo
SN)
or
on
co
S|
North
N. N. E
N. E.
HE. N. E.
Kast
I. S. E.
8S. E.
S. S. E.
South
8. S. W.
S. W.
W.S. W.
West
W.N. W.
N. W.
N.N. W. 5 2,
Total 137 | 1741 27 154 jl
Add calms 2 A 4
Total including calms
—
oo
Oo-nTt
mo
ore
ont
oo
co
or
ROE > 9108 OFT AT
Rea HoOooRe
“T09 Or et CO 0D bo OO
NOR OOWOr
ot
an
nr
ivy) to bo
oNnNnowucoroTONSO
oo in)
NORE PON ORD OW Oto
bo
SD
~~ CONACHOKROCORFPOCOREOCOROCO
mBoooc”coocrorcoocoococo
SOT IR 90
CGCWNAaTOaS
SW ONrE SO
FS ee ee RO arene bo hee
SBSOoasatHe
0
216812
Mean force at Amherst and Williams Colleges, Massachusetts, for one year cagh, viz. :—
xe | i
Amherst (1849) aly
Williams (1838) 2.
3
34
New York State.—11 stations.
16 MONTHS.
Number
of threes
Number
of fours.
Number
of fives.
Number
of sixes.
Number
of sevens.
Number
of eights.
Number
of nines.
Total num-
ber of ob-
servations.
Total of
numbers
represent-
ing forces.
number of
Mean ve-
locity in
miles per
hour.
swowomo-row |
North
N.N. E.
N. E.
KN. E.
Kast
BK. S. EH.
S. E.
8. S. E.
South
8. 8. W.
8S. W.
W.S. W.
West
bo to
[oO SOO
= [ot]
or D
Roo
a
bo iss)
BeOomrK wow
=
258
0
856 |422
=
NOHOCWORDOCOKCOMNOASS
=
,tMocoomounoooooncoocooe
OoOonowowooorcrcrcoo
aAIonrowoncrcqocormrocococococo
ices}
a.
=
=
Add calms :
Total including calms
' Cambridge, Amherst, and Williams Colleges not included.
SERIES E.—FORCE AND VELOCITY. Hever
SERIES E.— Continued.
New Jersey and Pennsylvania.—15 stations.1 Bomerset near
Mean force.
3 1
38 MONTHS. 8 MONTHS.
1! Number
of zeros
Number
of threes.
Number
of fours.
Number
of fives.
of sixes.
Number
of sevens.
Total num-
ber of ob-
servations.
Total of
numbers
represent-
ing forces.
number of
Mean ve-
locity in
miles per
hour.
DANS IS OK ONIONS St SNES |
bo
SHoOrPWOrHWeTOTOOOW
| Number
. a ee
|
on
ise)
SS Ore! ~TS 09
me bo
an
f=)
or
loz)
bo
—
on
He He o> ©?
SH cto
CTH
(Se)
@ 85 ‘By
HSH GOH
El > OUD) G co
i
io
Hn
30
et
68
a
bo
SS SoS
CSOs
MATHS
to
Se
bo
OD)
90
3
Sn
OX
OX
iS)
HSH OnNDOWESCONOHSOHFOF
134
11
Wis 165
N. N. W. 10
Total 36 |2730}1015|652|267
Add calms and variable
on
4.12
6433)11.70
64783) 7.89
224 | 7.00
27301 | 5.71
.00
No}
=
mSeoooocoorocoocdooooooo
°
(op)
Or
rary
: 5 Oe 0
Total including calms and variable . . .06/27301 | 5.20
Girard College, Philadelphia.
=
oo
_
bY
1844. NUMBER OF MILES TRAVELLED IN THE SEPARATE MONTHS oF 1843.
Course.
No. of hours.
September.
| No. of hours.
No. of miles
Mean force.
en
He Or
Ce)
=)
travelled.
357 4,23 ||426/330.73 | . 61 46] 548
. (BIL 4,73 ||326/235.80| . 147 d 486
4352168) 4.98 ||310|240.16 | . 378 624
582|5155| 8.86 |/516|235.47 | . 22 711 2 1446
317/1328)4.19 |/346|275.71 | . 44 386
189| 972/5.14 |/198} 95.19] . 31 38
176) 605/3.44 ||265) 92.19) . 32 119
199}1183] 5.94 |/255/171.03 | . 30 230
287|1179)4.11 |/521/266.12 | . 0 2 196
. (579|2974) 5.14 ||700|393.87 | . 4 13 205 717
792|3494| 4.41 |/761|391.64 | .f 0} 42 425 541
. |502|2095| 4.17 ||412|193.48 | . 8 0 79 234 487
465)/3037|6.53 ||440|438.70| . 10 | 73 125 575
. |939/9328| 9.92 |/630/778.21 |1. |348 225/155 128)1411)1508
7112/6349] 8.92 ||713/701.66) . 53/475 89 260)1855)1051
-|598/4727| 7.91 ||503/450.87 | . 315 52 13/210 375| 308| 846/1363}
Total distance travelled in 1843 ; ‘ : j ; ? . ; 47574 miles.
Average rate per hour. . : . : : : : : : 6.39 do.
Do. in mean direction . 5 5 é : i : : : 5 2.24 do.
1 Somerset and Girard College not included.
178 WINDS OF THE NORTHERN HEMISPHERE.
SERIES E.— Continued.
Delaware, Maryland, and Eastern Virginia.—5 stations.
24 MONTHS.
vel se |sel sé| sel eel se|| 232] sees a 282
come | a8] 28 | 2E| ea| 22| ea| fei ee? | gez2| g¢ | ged | 228s
as| as |a“s|as|as|aslas|/eis| Sef] 33 | dae |aSe8
North P2057 Ssiromh iee2 |) PON O 313 480 | 1.53 14052 | 4.49
N. N. E. 0 0 OE On RCO ee Ga aG 0 0 0? 0 0?
| N. EK. 0 | 153 | 80) 51/14] 0} 0 298 522. | Lio 16183 | 5.41
E. N. E. 0 2 OH SO ON Ode w) 2 20g 2.00
Hast Os ten Bale ele) | OL 0 133 230 | 1.78 742 5.58
E. S. E. 0 0 oO} 1 0 0 0 1 3 3.00 123 | 12.50
8. E. OF) Oe 48248) FOr 172 29%, | Lis 919 5.34
S. S. E. 0 6 Selig (ONlln ROMenG 10 15 | 1.50 363 | 3.65
South OB SSe OR dalaoom | Ola sat 311 858 | 2.76 | 48842 | 14.10
Sass Wi. 0 2 21 Or eee piel 7 21 | 3.00 17 | 16.78
S. W. 0 | 463 | 221/103 | 41] 1| O 829 | 13838 | 1.67 | 41573 | 5.01
W.S. W. 0 0 22 Oa TOR "6 + 10 | 2.50 33 8.25
West TP, 2087 LOS Aon bs Pa 0 385 651 | 1.70 19763 | 5.13
W.N. W. 0 2 AS en pie O 15 43 | 2.87 197 | 13.18
N. W. OF) 27a VAG TLOD | St | 20° 2 656 | 1896 | 2.13 55873 | 8.52
Ne Ne Wie 0 5 OES Orr TORO 9 17 W189 60 6.67
Total 2 |1568 | 807/424 |251 | 88 | 5 || 8145 | 5928 | 1.88 | 21246 6.76
Add calms . ‘ rj : : ¢ : : 268 0 .00 0 .00
Total including calms 3413 | 5928 | 144 | 21246 6.23
Georgia, Alabama, Mississippi, and Northern Florida.—12 stations.* wile
67 montus.! 6 MONTHS.
cal sel gel sdleeleeleeledled| ozlse 2 + leak ls le
come \a5| B5|25| a5 /eclee eel s(se|| 2° flea ee) g¢| Zed |222 eies|2d| 22
ae|a3|a3s/ASAsAcAcaAslas|GSsaf8/ SS|h08 S8eslaslac/ae
North 9 | 220) 245) 178) 52/15 | 3 | 0 | 0 722) 1545 |2.14| 5614 | 7.78 || 61) 93)1.52
NeaNeaer 9/20 8] 15} | 12) 4) E08) 0,0 40| 95 |2.37| 3861 | 9.02 8} 10)1.25
N. E. 1 | 176) 192) 155) 50/11 | 2) 4) 0 591) 1320 |2.23| 50234) 8.50 |) 34) 551.62
E.N.E. | 0 D2) Bal F2OE ROR ORO 12) 34 /2.83| 1472)/12.29 || 14) 3112.21
East 1 | 161) 223) 68) 17) 3) 7} 2) 0 482) 950 |1.97| 3030 | 6.29 || 50} 82/1.64
E.S.E. | 0 ANTS GIS 151) 10} OF ON OO 15} 31 /2.07 943) 6.30 || 33} 43/1.30
S. E. 3 | 297) 291) 137) 27) 6 | Fiat 0 763) 1441 |1.89 | 44633) 5.85 || 27| 37)1.37
S Si By 0 | Way 4 0-08) O80 F0 20| 32 |1.60 90 | 4.50 |} 16} 28/1.75
South 0 | 193/ 410) 268} 49) 8; 1| 0] 0 929] 2059 |2.23) 6926 | 7.49 |1184)194/1.45
SSW. (O00) D7) Wey 2 20 08} 00 1) SE. GEE MRGD)|)> 169) F4eG9 8) 141.75
S. W. 0 | 235) 303) 199} 82) 8} 2)4)0 783] 1646 |2.10) 55793) 7.13 || 40) 61/1.52
W.S.W./ 0] 34) 27) 10) 5|0/0/)0)0/]| 76) 188 |1.82| 426 | 5.61 || 18] 25/1.39
West 3 | 583] 266) 148] 55/22 | 4 | 7 | 7 || 1095) 2018 /1.84) 7853 | 6.72 || 60} 71)1.18
We NE Wiia0 IAT LS OOF OF ONO 80> | 40 77 |1.92) 2123) 5.31 8} 91.12
INE ie 1 | 357) 229) 108) 25/10 | 0} 0 | 0 || 730) 1289 |1.77| 8956 | 5.42 || 20) 27/1.35
NAN. Wet! 10 8 3 Ol OS OT OR Os 13 22 |1.69 78 | 6.00 5] 8|1.60
Total 18 |2318|2250}1810|822/84 |20 |18 | 7 || 6347|12758 |2.01 |43524 | 6.86 ||536/788|1.47
Add calms . ; : : : : 580 0 | .00 0 .00
Total including calms 6927|12758 |1.84 |43524 | 6.28
1 Not including Savannah.
SERIES H.—FORCE AND VELOCITY. 179
SERIES E.— Continued.
Ohio.—138 stations.?
68 monrus.!
Course.
Number
of threes
Number
of fours.
Number
of fives.
Number
of sixes.
Number
of sevens.
Number
of eights.
Number
of nines.
Total num-
ber of ob-
servations.
Total of
numbers
Tepresent-
ing forces.
Mean
force.
number of
Mean ve-
locity in
miles per
hour.
|
|
|
a
eet
(=)
=I
2)
—
—
~)
I
127
1141
142
805
62
841
ou
1505
259
4318
394
4790
416
2997,
184
19179
0
bo
woaOTOr aw
-I lor)
oe SS) eb
eee
DODO
eTOoo
bo
onooonrw
is
CO
b
oNnouanworew
on
oni 09
SoMa
IIR OD
NON SADOANSOSN WH
bo
OTHE 09 CO HE OUT OT SD OH
RHDwMRWORH WHS
SH ONTOS WN AOS
ia
pare
OH POWOO
(Se)
mt Or 0 OT HE
—
N.N. W.
Total 141
OonwnowocoorococsocoeD
WOHRHOOrHcoCoCOCCSooSo
; wpmooocoocoororccoooooo&
=
EP
>
to}
PRN NERNEPSSSES
Add calms : ¢ : : ; E
Total including calms. ; ; : 5 4 : 19179
WSMMSowMmtby
0
636492
=
Kentucky and Tennessee.—9 stations.
29 MONTHS.
Course.
number of
miles.
miles per
loeity in
hour.
Number
of zeros
Number
of twos.
Number
of threes.
Number
of fours.
Number
of fives
Total num-
ber of ob-
servations.
Total of
numbers
represent-
ing forces.
Mean
force
Total
Mean ve-
|
North
—
—
ge)
Ne)
meh eo co
bo bb
—
waornwiI~yontroco out
(ory)
COOH aAOCNOROE GS
—
Re
ETE ORMSODOORO1S
SCOOCOSHwWHEMOHOoOHNDPSOSS
OXI IB IR 00 Go Ga Cn E09 BD
N.N. W.
Total 24 | 2668
Add calms 6 :
Total including calms
HSHOocownoocoonmnooo°o°o°o°O°
A
AOOTIOnmFeNPNNORFOCOSCCCOCS
a
i
bomnwoabd Sebonwouaraak uy
Ne Was iio sory \)
oo WR CDC COR PbS COL DP tO BR ow
' Hudson not included.
180 WINDS OF THE NORTHERN HEMISPHERE.
SERIES E.— Continued.
Indiana, Illinois, Michigan, Wisconsin, and Iowa.—11 stations.
26 MONTHS. ~
cone. |2|2e|8e| 22 /ee| ze leeledieg] 228 |e bee g, [teh
Be |e3|22|83|22/ES/EZ/ec G2 S25 fees) 28 | FES | S232
42cl\a4s|aslaclasl|e4casasias| ase? jaaes] ae Hed |aS85
' North 5 72), .50}. 18) 19) Sia On| at 191 446 | 2.384 2099 10.99
N. N. E. 0 3 1 0} 0 OnE, 20.) 20: 4 Onl eaese il 2.50
N. E. 0 | 182) 93) 49) 32 Gr lipow Onn 370 T2L | 0.95 27183 7.380
KE. N. EB. 0 1 0 0} 0 OF OR On) 0 1 1 | 1.00 2.00
East 0 93] 34) 24) 6 oe ee) 1) 165 299 | 1.81 1072 6.50
E. 8. E. 0 3 1 0} 0 OD ROS POR TO 4 5) 1:25 10 2.50
S. E. O) |) 127122) 352) 15 Dy |e pO mo: 322 618 | 1.92 1987 6.17
8. 8S. E. 0 1 i 0} 0 0;0/;0;|0 2 8 | 1.50 6 3.00
South e219) Ab) some lou LOD sae Onine 436 796 | 1.88 27014 6.20
S. S. W. 0 7 4 0) 0 Ot Ok Ow) 11 15 | 1.36 30 2.73
S. W. 5 | 558} 346} 111) 59 9/0/01] 0 || 1088 | 1864 | 1.71 56824 5.22
W.S. W. 0 2 De 0 0;0);0,; 0 6 12 | 2.00 37 6.17
West 3 | 806} 291) 114) 3 Iya si) OW 768 | 1467 | 1.91 4764 6.20
W.N. W. 0 2 WW a OF Oy | Ono 3 A} 1.33 8 2.67
tN. W. ONL ZTS TAN LS sae ea alle) es 661 | 13872 | 2.08 5294 8.01
7 N. N. W. 0 3 0 0) 0 0;0/;0)0 3 3 | 1.00 6 2.00
Total 14 {1857/1243} 545/259 | 90 |25 | 1 | 1 || 4085 | 7631 | 1.89 | 264974 6.55
Add calms : : 5 ; : 4 ‘ A 169 OFS 300 0 00
Total including calms t 3 5 , 5 3 4204 | 7631 | 1.82 | 264274 6.29
Pouce, Porto Rico. | Turk’s Island, Porto Cabello, Venezuela. Sturbington, England.
1 month. | Bahamas. 1 month. 3 months. 1 year.*
Course. Hy 1a Teal) es | aa au 3 aa iba &
g (S52) s lig .lseee 3 (3882 gs |F22 ||sela | =
As|AeeSS Balas eaee as las|Qses SS lhe |RSesliazs|a3| 88
North 91 92 185 || 22) 46 |2.09|) 46) 61 {1.83) 174 | 3.78 42/10.3 432
N. N. E. 0 0 OG) Ses ess 2 8. 11-50 6 | 3.00 |/854/10.6| 2398
N. E. 31 42 1074]| 53) 101 |1.91|/190) 333 |1.75] 9823) 5.17 |/817)14.2) 4468
E.N. E. 2 DTG) © Die | Qe Oe S| ai 85} 27 | 2.08 ||147/17.0] 2491
East 74 | 110 397 || 341 82 |2.41]/142) 188 /1.89| 485 | 3.42 75|12.6 948
K.S. E 0 0 0 || 20) 41 |2.05 0 ? 0 19 68)}12.5 854
S. E. 26 47 162 || 20} 86 /|1.80); 59) 50 .85| 186 | 2.31 81} 8.6 699
8. S. E. 0 0 0 2) 2 |1.00) 14; 14 /|1.00} 29 | 2.07 77\14.6] 1125
South 1 1 2 3 3 |1.00|} 48) 39 .81] 1003} 2.09 |/136/13.3]} 1811
S. S. W. 0 0 0 0 0 ? 6 5 83} 11 | 1.83 |}149]18.7| 2787
S. W. 0 0 OF 2 2 |1.00|) 48) 50 {1.04] 121 | 2.52 |/265)21.8) 5778
W.S. W. 0 0 0 0 0 ? 0 0 ? 0 ? 609|17.0| 10227
West 2 2 Atle od 1 !1.00|) 25} 29 {1.16} 674} 2.70 ||383]17.0| 6836
W.N. W. 0 0 0 0; +0 ? 2. 2 100 4! 2.00 ||877|18.5) 16301
N. W. 1 il 2 || 10) 14 |1.40|) 23) 31 /1.85] 93 | 4.04 |/412)16.2) 6695
N. N. W. 0 0 0 3 Dea deon|| 60 0 ? 0 ij 298)10.1| 3011
Calms 3 0 0 11 0 0 0 0
Total number of miles travelled in the year at Sturbington F : . . 66786
Average rate per hour . : : ; : ‘ } . : : . 15.56
Do. in mean direction . : ; ; ; ‘ . z : , . 7.62
1 By Foster's Anemometer.
SERIES E.—FORCE AND VELOCITY. 181
SERIES E.— Continued.
Inchkeith, Scotland, 10 years. Calton Hill, Scotland, 10 years.
Gales and
storms.
Mean ve-
locity in
miles per
hour.
Moderate
and calm.
Brisk and
sharp.
Very high
Mean ye-
locity in
miles per
pan
T¢ a Se)
CW © 0 “TJ
Devonport, England.
1842.1 Number of miles travelled.s
Course.
GI
Oo
=|
o
>
S
5S
nw 2
ce
ga
ZS
Number
of hours
Miles per
Miles per
hour.
:
Mean
force
Mean
force
267.0
515.0
444.5
760.3
1390.5
97.0
101.5
215.0
2 |8229.8
2108.5 |:
171.0
16.0
309.5
588.0 | 522. OF
184.5 | 203.0 | 202.7
210.0} 165.0 | 258.8 |
390|:
772
| 820
780
530
11390
N.N.W.| 330
SNP PRS Sie wos
0 Th bs tl MD bo G2 OD OO Sb
SAASHWONSHAWNSHNASS
By Osler?’s
Anemometer.
} Total number of ie travelled in 1841 and 1842 . g : j : ; : 327272
Average rate per hour . 3 : ; ; : F ; : Ds
Do. in mean direction
! By Osler’s Anemometer. 2 By Whewell’s Anemometer.
24
182 WINDS OF THE NORTHERN HEMISPHERE.
SERIES E.— Continued.
Greenwich, England. Oporto, Portugal. Tripoli, Barbary.
1841. 1842, 1 month 5 months.
Course.
U 1m boa ~~ A .
eels 2 Jes ilee la S |2g2eelsees! & lls lsees
es/eeias|s2/82S les! a3 les] as) 82 lee elad alae silgslesecias
ae) ae | Se) as $8 BOT SRI SESE] ce llega sls saws Salis ols § awleo x
As|/ne/a22 1/48 |45 40 nS |SSlSa|45 les saat saa sliacinagsee
North 418 | 404.5] 2.00 | 20.56| 8594|| 482 | 174.5] 1.47 |17.28] 8329|| 12 22 | 1003 || 74 | 136 |1.84
N.N. E. 136 81.5] 2.00 | 20.16 | 2768]| 168 78.0 | 1.14 |15.22| 2557 0 0 0 5 12 {2.40
N. E. 420 | 72.7| 1.48 | 17.34] 4161|| 454 | 153.7] 1.35 |16.56| 7518|| 1 1 2 || 77 | 165 |2.14
E.N.E 234 | 430.7 | 3.65 | 27.23) 6371]| 210 93.7 | 1.53 |17.63 | 3702 0 0 0 31 90 |2.90
East 204 | 43.3] 1.88 | 19.54] 3987|| 438 | 68.0] 1.17 |15.42| 6754|| 5 14 86 || 97 | 224 [2.31
E.S.E. | 74| 3.5] .87 | 13.33] 986|] 62) 1.2] .42] 9.20] 570ll 7 7 14 || 20 56 |2.80
8. E. 78 4.7) .68 | 11.75| 916 30 20.0 | 2.22 |21.24|] 637 4 4 8 40 90 {2.25
8. S. E. 136 | 137.0] 1.93 | 19.80 | 2692]| 46 68.5 | 1.70 18.59} 855 2 6 37 13 29 12.23
South 508 | 403.7] 2.16 | 20.94 |10637|| 480 | 139.0] 1.61 |18.10] s688|| 14 27 =| 137 || 46] 101 {2.20
S.S.W. | 684 |1104.0| 2.64 | 23.17 |/15848]] 432 | 400.0] 1.71 |18.63| 8048|| 5 8 33 5 11 {2.20
S. W. 1196 |1191.7| 2.45 | 22.31 |26682/| 916 |1244.0| 2.58 |22.90 |20976|| 20 40 | 1863 |] 18 41 |2.28
W.S. W. | 808 | 889.5] 2.37 | 21.70 |17541|| 792 | 819.0] 2.35 |21.85|17805|| 8 8 16 || 11 39 13.54
West 798 | 321.5] 2.00 | 20.16 |16087|] 538 | 224.0 | 2.33 |21.76|11706|| 4 4 8 || 32 55 (1.72
W.N. W.| 220 | 118.7] 1.88 | 19.54] 4298|| 118 | 102.5| 2.93 |24.40| 2879|| 9 13 51 1 2 12.00
N. W. 200 | 136.2 2.47 | 22.40] 4480|| 86 | 64.0] 2.20 /21.14] 1818|| 20 av | 237 || 80] 159 {1.99
N.N. W. | 164 | 197.7] 2.40 | 22.00] 3608]| 142 | 102.0] 1.79|19.00] 2698]/ 8 33 | 212 || 11 32 |2.91
Total number of miles travelled in the two years . : : F : 3 . 235196
Average rate per hour : : : : : : : : : - : 20.15
Do. in mean direction : : - : : 3 : : : : ; 7.25
SUMMARY.
3 8 '
Fakes oe on 8
Place of observation. 4 a eS 3 B ma Bs p
ae ee SSE85
ze | Sts) Sam
Boothia Felix . : : . : : : : : 3 2.44
Toronto (by anemometer) . : ¢ ‘ ; : : : 1 61 8.98
Do. (by estimation) . : : 5 : 3 1 44 7.69
Southern Maine, New Hampshire, and Vermont . : . : 2 13 pa) 6.37 |
Cambridge, Massachusetts . ‘ : ‘ 5 : : 5 : i 1.62
Williams College, Massachusetts : : d d ‘ ; 1 3.17
Massachusetts, Rhode Island, and Connecticut. A ; ‘ ; 11 pare! 5.18
New York State : : ; f : - : : 11 1.97 7.86
New Jersey and Pennsylvania : ‘ : ; : : : 5 15 1.56 5.20
Girard College, Pennsylvania. ; ; : : . : : 1 12 6.39
Somerset, Pennsylvania. : : : : . 1 1.02
Delaware, Maryland, and Eastern Virginia i : : : 5 1.44 6.23
North Carolina : : : . : ‘ ; ‘ 5 3 1.34
Savannah, Georgia. : ; ; : 1 1.47
Georgia, Alabama, Mississippi, and Northern Florida 5 : : 12 1.84 6.28
Tennessee and Kentucky : 5 ; : 9 1.30 3.29
Ohio : : . ; : 13 1.75 5.79
Indiana, Mlinois, Michigan, Wisconsin, and Iowa ; 4 - 11 1.82 6.29
Porto Cabello, Venezuela 1 129 3.55
Pouce, Porto Rico . E : 1 Tet 3.88
Turk’s Island, Bahamas. : : ‘ 3 1 1:99
Bermudas " ‘ A ; : ; - ; , 1 3.45
Inchkeith, Scotland . ‘ 3 : 2 : ; c : 1 13.27
Calton Hill, Scotland F i f ; 1 13.63
Sturbington, England 5 : ; ‘ , : 1 15.56.
Greenwich, England ; 5 : ages : 1 1.37 20.15
Devonport, England . : ‘ , ‘ : 1 1.46 21.48
Oporto, Portugal : ; : ; 1 1.96 9.41
Tripoli, Barbary < ; 1 2.21
’ For Toronto, Girard College, Greenwich, and Devonport, the force in this column is expressed in pounds of pressure
per square foot; for all the other places, it is expressed in terms of the numbers 0, 1, 2, 8, &c., 0 denoting a calm, and
10 a hurricane, except that, for Boothia Felix and Bermuda, the maximum is 12 instead of 10.
SERIES F.—EFFECT OF FORCE AND VELOCITY. 183
SERIES F.
Tue following table is designed to elucidate the last of the series of questions
proposed at the outset of this discussion, and shows the effect of combining the
element of force, or velocity, with that of time, in computing the mean direction of
the wind. The question itself is a highly important one, for since the real point
that we wish to arrive at is the mean direction and amount of the actual motion,
or transfer, of the air that passes over any given place or section of country, it is
obvious, that if there is a difference in the velocity of winds from the different
points of compass, or over different sections of country, such as to materially affect
the results that would be obtained if it were always and everywhere the same, all
the computations in the foregoing pages must require correction, if they be not
rendered in great measure worthless; for they were all made on the assumption
that the velocity was uniform, or, which is the same thing, without any reference
to the velocity. And not only so, but nearly all the observations that have ever
been taken, both by land and sea, must be thrown aside (for in very few of them
has the force of the wind been recorded), and the whole work of observation must
be commenced anew.
The question admits of being considered under two aspects: Ist, in regard to the
effect of difference in the mean velocities of winds from the different points of com-
pass, which obviously might affect both the direction and amount of the resultant,
at any given place of observation; and 2d, a difference in the mean velocity of the
whole, in different regions or sections of country, which might affect the amount of
the resultant, but not its direction. Viewed in either aspect, the question is one
that can be determined only by observation and experiment. We can know no-
thing about it @ priori. Difference of velocity may produce a very great effect
upon the mean resultant, or very little, or none at all.
As, in the absence of anemometers, different meteorologists have employed differ-
ent measures for the velocity of the wind, some making use of the numbers them-
selves which represent the forces,! instead of interpreting them into miles per hour,
as is done at the Smithsonian Institution, it seemed best, in examining the question,
to compare the results by each of these methods, with those for time only. The
data for the computations are contained in the columns of Series E, headed re-
spectively “Total Number of Observations,’ or Number of Hours;” “Sums of
Forces,” or “Total of Numbers representing Forces ;” and “Integral Effect,” or
“Total Number of Miles ;” and, for convenience of comparison, the resultants, both
in regard to direction and amount, are placed in parallel columns. In order to
express the ratio for time only, in terms of force and velocity, I first found, as in
former tables, the ratio that it bore to the total of the winds observed at the stations
(which must evidently hold true, whatever be the measure adopted for the velocity),
* See Prof. Loomis’s articles on the Meteorology of Hudson, Ohio, published in the American Journal
of Science and Arts.
184 WINDS OF THE NORTHERN HEMISPHERE.
and then multiplied the total force and distance by this ratio. Farther, as some
of the resultants were computed from a greater number of observations than others,
it became necessary to reduce them to a common standard, so as to render them
capable of comparison. This was effected by dividing each resultant by the num-
ber of observations from which it was computed.
3 °°
= Direction of resultant. Amount of resultant. |£ 2 =
5 ae
Place of observation. 3 In terms In miles 338
% y , of force.t | per hour. | 39:3
, Time. Force. Distance. wae
3 Eo 3 3 3 5 Ee
E #| 5 | 8 |a¢leage
4 Alma |e {As lesa
Boothia Felix . . . | 3 |N. 85° 10’ W.|N. 27°10’ W.| — — —].-71,1.15] —|— | 29
Toronto (by anemo-
meter) . A .|11N.10 23 WIN. 41 58 W.*|N. 34° 29’ W.) .04] .18] .54|1.49 6
Toronto (by estima-
tion) . ; .| 1 IN. 21 380 WIN. 21 21 WIN. 12 47 W.) .04] .08] .69}1.23 9
Southern Maine, New-
Hampshire, and Ver-
mont . j . |13 IN. 71 42 WIN. 66 56 W.|N. 63 22 W.!) .47] .54/1.66/1.89] 26
Cambridge, Mass. .| 1 |S. 87 21 W.JS. 87 37 W.| — — —] 44] 47) —| —] 27
Williams College, do. | 1 |N. 77 47 W.|N. 79 89 W.| — — — | -98)1.01] — | —] 31
Massachusetts, Rhode
Island, and Con-
necticut : . |11 IN. 77 31 WIN. 78 6 W.|N. 78 49 W.| .53| .55/1.61 |1.68| 31
New York State . {11 IN. 85 56 WIN. 88 17 W.|S. 81 385 W.| .61] .68/2.44|3.04| 31
New Jersey and Penn-
sylvania +. . 115 [N. 85 8 W.IN. 73 12 W.|N. 80 -5 W.! .55) .66 |1.82 2.19) 135
Girard College, Penn-
sylvania (1843) 1 |N. 68 58 W.| — — — |N. 54 20 W.| — | — {1.58 |2.24) 24
Do. do. (1844) 1 |S. 89 37 WIN. 63 16 W.| — — —| .13] .24| —| —] 18
Delaware, Maryland,
and Hast. Virginia | 5 |S. 87 47 W.|S. 83 24 W.|S. 77 8 W.| .40| .55/1.81j1.98| 29
North Carolina 8 |S. 88 5 WIN. 74 9 W.|] — — —] .10] 17) — | — 7
Savannah, Georgia 1 |S. 5 21 E. |S. 21 24 BE. | — — — | .29] .29) —| — J] 20%
Georgia, Alabama, Mis-
sissippi, and North-
ern Florida . . {12 |S. 62 57 W.IS. 57 1 W.|S. 66 18 W.| .24| 23] 82) .73} 18
Tennessee and Ken-
tucky 9 |S. 65 6 WIS. 65 18 W.|S. 64 138 W.| .59] .68/1.48]1.77} 45
Ohio d 13 |S. 77 12 W.|S. 82 42 W.|S. 85 57 W.| .68] .77|2.26|2.73} 39
Athens, Tlinois 1 |S. 61 49 W.|S. 65 50 W./S. 70 538 W.) — | —] .99j1.17| 31
Indiana, Illinois, Mi-
chigan, Wisconsin,
and Iowa . . {11 |S. 69 O WIS. 75 47 W.|S. 87 14 W.| .68] .62/1.97|1.94) 34%
Porto Cabello, Vene-
zuela_. E .| 1 N. 76 25 B.IN.59 1 5. IN. 57 24 E.| .54] .70}1.49|2.05} 42
Pouce, Porto Rico 1 |N.50 38 EH. IN. 62 47 E. |N. 71 10 E.| .84] .86/2.48)3.14| 64
Turk’s Isl’d, Bahamas | 1 |N. 64 46 BH. |N.66 3 BE. | — — — |1.29/1.41} —|] —] 65
Bermudas , .| 1/8. 87 11 WIS. 75 41 W.| — — — |] .79| 66) —] —] 23
Inchkeith, Scotland . | 1 |S. 71 38 W.) — — — |S. 79 21 W.| — | — |2.79|5.02| 21
Calton Hill, do. 1 |s. 80 10 W| — — — |S. 838 10 W.| — | — |8.27/6.43| 24
Sturbington, England | 1 |\N. 67 35 W.|) — — — |N.76 48 W.| — | — |6.69 |7.62| 438
Greenwich, do. (1841) | 1 |S. 59 25 W. — — |S. 61 30 W.) —|—]|]—|]—] 42
Do. do. (1842) | 1 |S. 61 44 W.| — — — |S. 63 0 W.) —|—]—]|]—] 25
Do. for the two years | 1 |S. 60 14 W.|S. 52 388 W.|S. 62 24 W.| 47] .74/6.95|7.25| 342
Devonport, England
(1841 ; .{1 (8. 79 19 Ww.) — — — |S. 78 80 W.] — | — |5.46 [5.50] 25
Do. do. (1842) | 1 |S. 71 33 W.| — — — |S. 70 41 W.} — | — /|1.69 /4.18 8
Do. for the two years | 1 |S. 77 24 W./S. 54 39 W.|S. 75 9 W.| .25| .89|3.65/4.84] 17
Oporto, Portugal 1 |S. 84 85 W.IN. 77 44 W.|N. 68 388 W.| .67| .64|3.20/8.09| 34
Tripoli, Barbary 1IN.50 38 35H. IN.60 10 BE. | — — —j] .54| 62) — | —-| 248
' For Toronto, Girard College, Greenwich, and Devonport, the force in this column is expressed in pounds of pressure
per square foot; for all other places, it is expressed in terms of the numbers 0, 1, 2, 3, &c., 0 denoting a calm, and 10
a hurricane, except that, for Boothia Felix and Bermuda, the maximum is 12 instead of 10.
2 Computed from the published abstracts, in which the force on pressure is resolyed in the four cardinal directions.
SHRIES F.—HFFECT OF FORCE AND VELOCITY. 185
The modifications occasioned by introducing the element of force, or velocity,
may perhaps be more clearly seen in the following table, which is deduced from the
preceding one, and shows the difference of the resultants, both in direction and
amount, from what they are when computed from time only. In the columns
headed “Difference in Direction of Resultant,” the sign + denotes that the direc-
tion is farther to the right than it would be if computed from time only, and the
sign —, that it is farther to the left. In those headed “ Difference per cent. in
Amount of Resultant,” the sign + denotes that it is greater than if computed from
time only, and the sign —, that it is less.
Difference in direction of Difference in amount y
resultant. of resultant. 4
Place of observation.
Distance. Force. Distance. |
Boothia Felix
| Toronto (by anemometer) .
Do. (by estimation)
Southern Maine, New Hampshire, and Vermont
Cambridge, Massachusetts .
Williams College, Do.
Massachusetts, Rhode Island, and Connecticut
New York State é :
New Jersey and Pennsylvania :
Girard allege, Pennsylvania (1843) .
do. (1844)
menace Maryland, and Eastern Virginia
North Carolina . : é
Savannah, Georgia
Georgia, Alabama, Mississippi, and Northern Florida
Tennessee and trad
Ohio :
Athens, Illinois | : :
Indiana, Hlinois, Michigan, Wisconsin, ‘and Iowa .
| Porto Cabello, Venezuela : : :
Pouce, Porto Rico
| Turk’s Island, Bahamas
| Bermudas . :
Inchkeith, Scotland
Calton Hill, do.
Sturbington, England
Greenwich, do.
Devonport, do.
Oporto, Portugal
| Tripoli, Barbary
| +
(Ju)
- 0O
fo}
=e &
+ 8 43
+ 8 20
Le)
HS Oo
SCM RwaIANSon
18
29
3
38
be
hin
a
bo
et
DEHWAAEMONAWET HNOHORS
o)
TH
39
tet ft4t++4+4++4+
16
+[ +++] +
RK Snows
++[ +++]
qeaeae | ararsiese || ll abide ah | IL || tebe
qe [fae |) dear
| Seah || teapse |
+[4++
[+t++4+
Ty the series of wind-roses on Plate XIII., the width of the shading, in different
parts of the circumference, is proportional to the average force of the winds from
those directions, as given in Series HE. The arrows exhibit to the eye the direction
and amount of most of the resultants contained in Series F, No. 1 being that for
time, No. 2 for force, and No. 3 for distance. .
An inspection of the foregoing tables and plate shows very clearly that, as a
general thing, the difference in the velocity of the winds from different points of com-
pass affects the resultant but slightly, either in direction or amount. This is
especially true, when observations, taken at a considerable number of stations, are
combined, so as to neutralize the effect of local influences, to which almost every
186 WINDS OF THE NORTHERN HEMISPHERE.
single station is more or less subject, causing the velocity of winds from certain
points of compass to be greater or less than naturally belongs to them. The only
apparent exception is in North Carolina, and there it is only apparent, for twenty-
four out of the twenty-six months’ observations reported came from one place. If
we combine all the places in the United States, at which the velocity has been
estimated by the use of the numbers 0, 1, 2, 3, &c., the mean resultant obtained
from the actual distances is 8. 87° 44’ W. 1.74 miles per hour; while, if we take
the same observations, and give the same mean velocity to each, it is 8. 85° 59’ W.
1.53 miles per hour—a difference of only 1° 45’ in direction, and 21 hundredths of
amile in amount. . . . Nor is there any uniformity in the operation of this
slight influence of velocity on the mean direction. If we look over the list, we
notice that in some cases it makes it more northerly, and in others more southerly ;
though it almost invariably increases the amount more or less; showing that the mean
velocity of air moving in the same direction as the main current, is, on the whole,
a little greater than of that moving in the opposite direction. This is what we
should expect; for, in the case of any local disturbance or eddy in the atmosphere,
the velocity of those parts which move in the same direction as the main current
is equal to the swm of the two motions, while, in the opposite parts, it is equal
only to the difference.
We can obtain light upon the remaining inquiry, viz.: the effect of difference in
the mean velocity of the wind in different countries or parts of the country, from the
general summary at the end of Series E. The only effect of this difference is,
as has already been remarked, to increase or diminish the amount of the resultant,
without altering its direction. Other things being equal, the amount of the result-
ant must obviously be exactly proportional to the mean velocity of the wind; so
that it is necessary only to compare the velocities, as given in the table just referred
to. Turning to it, we perceive that, while the mean velocity of the entire United
States is about six miles’ per hour, there could hardly exist a greater diversity in
the geographical distribution of the parts of it where the velocity exceeds or falls
short of the mean. Is it not, therefore, more natural to refer the difference to local
influences, or errors of observation, and to conclude that, on the whole, there is,
throughout the United States, no great difference of velocity?
But if we now cross the Atlantic, and compare American with European obser-
vations, there seems to be a remarkable difference between the velocity there and
here. If the observations are to be relied on, and there is no apparent reason why
they are not, the velocity there is very much greater. We see it not only at those
places where the velocity was merely estimated; but at Greenwich and Devonport,
in England, as compared with Toronto and Girard College, in this country, at all of
which places it was accurately measured with instruments of the same construction,
Osler’s anemometer being used at them all, and yet the records show the velocity to
be nearly three times greater at the former two places than at the latter two.
This difference of velocity, if it really exists, will more than compensate for the less
ratio that the progressive motion of the winds in Europe bears to the total motion,
formerly adverted to, so as, on the whole, to make the progressive motion greater
there than in the United States.
* More strictly 5.8 miles.
APPENDIX.
A.
No doubt materials exist, if they could be collected together, for a far more
thorough investigation of the laws of atmospheric circulation in the northern hemi-
sphere than I have been able to give in this memoir. In a letter from Mr. Kupp-
fer, Superintendent of the magnetic observations in Russia, to Sir John Herschel,
dated May 25, 1845, it is stated that the meteorological archives of the Academy
of Sciences, at St. Petersburg, contained, at that date, collections of observations
from seventy-five different stations in the Russian empire, while all that I have
been able to obtain amounts to but about a dozen, and the names of five more;
and, for aught I know, my collections from some other countries may be proportion-
ably meagre, compared with existing materials. Series of meteorological observa-
tions (some of them very valuable) have been taken, and no doubt preserved, at
all the following places; and might not some of those who have them in charge,
do a useful service to the cause of science, by giving them greater publicity ?
Name of station.
Lesser Slave Lake, British America
Fort William, do. do.
Fort Coulogne, do. do.
Halifax, Nova Scotia ‘
Waterville, Maine, U. S. A.
Brunswick, do. do.
Pembroke, New Hampshire, Ue 8. NS
Concord, do.
Epping, do.
Lynn, Massachusetts,
Salem, do.
Woonsocket, Rhode Island,
Hartford, Connecticut, :
West Greenfield, Pennsylvania, do.
Charlotteville, Virginia, do.
Robertville, South Carolina,
Brunswick, Georgia,
} Huntsville, Alabama,
Cahawha, do.
} Portsmouth, Ohio,
New Harmony, Indiana,
Lexington, Kentucky,
| Nassau, Bahamas :
Santa Cruz, West Indies
Mr. McDougal.
Observer.
Mr. McKenzie.
Mr. Severight.
Merchants’ Reading Room.
Professor Keely.
Professor Cleaveland.
J. Harmer.
W. Plumer.
Dr. Holyoke.
Mr. Green.
W. W. Turner.
S. Campbell.
KH. T. Tayloe.
Dr. Smith.
J. Bancroft.
Dr. Allan.
Mr. West.2
Dr. Hempstead.
D. D. Owen.
J. C. Lees.
Dr. Tuckerman.
1 Tn possession of EH. Pickens, Selma, Alabama,
188 APPENDIX.
Name of station.
Alten, Lapland
Hammerfest, Norway
Christiana, do.
Helsingfors, Sweden
Upsal, do. é
Baltischport, Russia
Nicolaieff, do. .
Koursk, do. .
Taganrog, do.
Nigereytagnilsk, do. (Ural Mountains)
Edinburgh, Scotland
Inverness, do.
Kingussie, do.
Makerstown, Kelso, Scotland
Kew, England
Bensberg, Westphalia, Prussia .
Gotha, Saxony
Leipsic, do. .
Heidelberg, Baden
| Marburg, Hesse Cassel
i Breslau, Silesia
Senftenberg, Austria
Cadiz, Spain
Le Caire .
Port Arthurt
Cairo, Egypt . :
River Niger, Africa*
Algiers, dosier
Simla, Himmaleh Mountains
Lucknow, Hindoostan*
Bombay, do.*
Cochin, do.*
Penang," 5
Singapore, Farther India* .
f Aden, Arabia . :
, Cape of Good Hope
St. Helenat
Van Dieman’s Land
i Antarctic Expedition’
Ross Bank
B.
Observer.
J. F. Cole.
J. R. Crowe.
Mr. Nervander.
Mr. Kalk.
Mr. Semenoff.
O. Trebinsky.
A. Demidoff.
J. A. Brown.
Dr. Boguslawski.
Mr. Cerquero.
Mr. Alger.
J. Lempriere.
Mr. Lambert.
Mr. Aimé.
J. H. Boileau.
R. Wilcox.
G. Buist.
J. B. Taylor.
C. M. Elliott.
Lieutenant Wilmot.
Captain Lefroy.
Ross and Crozier.
Captain Ross.
Extract from a letter from Donald Ross, Esq., Norway House :—
“ T may as well mention that this post is situated on a branch of the ‘ Sea River,”
or, more properly speaking, the Nelson River, about twenty miles due north from
where it leaves the great Lake Winnipeg, and is, as near as I can judge, about four
hundred feet above the level of the sea.
It may be somewhat curious to notice that, although the winds here blow from
the South for a greater number of days during the year, than from any other single
quarter of the compass, yet the Northerly wind, together with the N. E. and N. W.,
very far exceeds the Southerly, S. E. and S. W., so that, in reality, the North may
be considered as the most prevailing wind; neither the East nor the West prevails
much at any season of the year.”
' Jn the archives of the Royal Society, London.
ae
APPENDIX. 189
C.
Extract from a letter from J. M. Batchelder, Esq., Saco, Maine, accompanying
his observations :—
“This place is situated on the Saco River, three miles from the ocean, from
whence we have the south wind, which, you will observe, is the prevailing one
during the summer months. There are frequently local currents down the valley
of the river; but I think that the observations are, in the main, correct.”
D.
For a description of the meteorological stations in the State of New York, see
the reports of the Regents of the University of that State, as made annually to
the legislature.
E.
Lafayette College, where the observations for Easton, Pennsylvania, were taken,
is situated on an abrupt bank of the Delaware River, nearly 200 feet above its
surface, and distant from it not more than one-fourth of a mile. There is no local
cause that can materially affect the direction of the wind, unless it be the Blue
Mountains, which are about twenty miles off.
Extract from a letter from George Mowry, Esq., Somerset, Pennsylvania, accom-
panying his observations :—
“ The locality of Somerset is about half way between the Alleghany and Laurel
Hill, which mountains run nearly north-east and south-west. There is no other
table-land between us and Laurel Hill; but a few miles south and east of us, Negro
Ridge lies, flattened down to within fifty or sixty feet of the level of Somerset ;—
farther south-west, toward the Maryland line, it is a considerable mountain. You
are right in your inference that we are at the head of a branch of Youghiogeny;
and, on a close inspection of a good map, you will observe that the waters flow
north and south from us—consequently we are situated on some of the highest
table-land in the State.”
G.
Extract from a letter from Professor McCay, Athens, Georgia, accompanying an
abstract of his observations :—
“1 do not think there is any local cause for our winds. There are no mountains
within sixty or seventy miles—no regular ridges for a still greater distance. The
country is undulating, with no changes of elevation amounting to five hundred feet,
in a circle around of fifty miles. The river near us is very small. Its course very
irregular, sweeping round us in a semicircular course. Other streams near us have
a general course to the south-east—nearly south.”
HIE
Extract from a letter from the Rev. H. G. O. Dwight, Constantinople, Turkey,
accompanying his observations :—
25
190 APPENDIX.
“Tn regard to my record of the winds, I must say, that if I had been situated
where I had a high vane to guide me, the table would probably have shown some
slight veerings to the east or west, which do not now appear. There is, however,
no doubt of the fact, that the wind here, as a general thing, blows either from the
north-east or the south-west. A wind, from either of the four cardinal points, never
continues long in Constantinople. During the fifteen or sixteen years that I have
been here, I have noticed that our prevailing wind in summer, is north-east. In-
deed, from July to October it is so constantly and regularly from that quarter as to
be almost a monsoon; and during that period, the nights are very apt to be calm.
The wind begins to blow gently soon after sunrise, and it increases until, say two
o'clock, when it not unfrequently blows very strong, and then gradually dies away,
and, soon after sunset, it becomes calm again. During the prevalence of this wind
in summer, the atmosphere is usually clear, or, at least, there are only flying clouds,”
without rain; but, in winter, the north wind always brings clouds and rain. When
the south wind blows in summer, it is usually a mere land breeze, and I have often
myself observed, in passing up the Bosphorus on a summer’s day, when the wind is
south-west at the entrance of the Bosphorus into the Sea of Marmora, it is north-
east at the northern end of the same strait, 7. e. as it issues from the Black Sea.
I have known it to blow all day thus in opposite directions, the two winds meeting
at the middle of the strait where it was perfectly calm.
“One fact you will probably notice from my table, and that is, that there is far
more southerly wind in winter than in summer. And this leads me to say a word
in reference to your question, whether I know of any local cause, besides the direc-
tion of the straits, that would affect the wind? About seventy or eighty miles
south of us is the high range of Mount Olympus (not Thessalian, but Bithynian),
whose summit is at least eight thousand feet above the sea level; and, of course, in
winter, it is covered with an immense mass of snow. This has been supposed to
be the chief cause of our having so much southerly wind in winter. I do not give
this as my opinion, however, but I simply state the fact of such a mountain being
in such a relative position to the capital, and also an inference that has been drawn
from that fact. I have always noticed that our coldest weather in winter comes
when the southerly wind first begins to blow, whic I account for on the supposi-
tion that such a wind brings first over us the frozen atmosphere of Olympus, and
other high ranges of mountains in the interior. But if the wind continues two or
three days (and it sometimes does two of three weeks uninterruptedly in winter), it
is sure to bring mild and almost summer weather. The barometer here invariably
sinks with a southerly wind, and the rain point is much higher with a northerly
than with a southerly wind. I have sometimes noticed an alarming fall in the
barometer, but I soon learned not to anticipate any unusual storm from that, if the
wind was just coming from the south or south-west. Our heaviest blows, and our
most copious rains, ordinarily come just as the wind is changing from a southerly
to a northerly direction.
“ As you are interesting yourself in the study of the winds, I will just mention
one more fact, though an isolated one. (I wish I had more of them.) Three
years ago, I was in Smyrna, in the autumn, when we had one of the most dreadful
APPENDIX. 191
gales I have experienced on these shores. It came in the night, and blew for four
or five hours, I think, with the greatest violence, so that much damage was done
to the shipping. I took particular notice of the wind, and found that the same gale
had been felt, if possible, still more severely in Gonsenenonie. though somewhat
later, 7. ¢. two or three hours, perhaps; and an observant sea captain of my ac-
Pimitance, who happened to be off this port at the time, informed me that the
wind here was from the south-west, 7. e. directly opposite that in Smyrna. J must
say, however, that as I took no note of it at the time, I am not positively certain it
was later at Constantinople. It may have been so much earlier instead of later,
though my strong impression is that my first statement is correct. The main point,
however, to which my mind was directed, was the fact that in the same gale the
wind blew from opposite quarters at Smyrna and at Constantinople. The distance
between the two cities, by sea, is estimated at about 350 miles, though by an air
line it must be considerably less.”
I.
Extract from a letter from Rey. 8. H. Calhoun, Mount Lebanon, Syria, accom-
panying his observations at Smyrna and Bahmdiin:—
“In the summer of 1844, I removed to Syria” (7. e. from Smyrna, Asia Minor),
“and as you will see by the continuance of sheet No. 1, and the whole of sheet
No. 2, was at a village named Bahmdin, situated S. S. EH. from Beirut, and near
the Damascus road. Its elevation I SapBOSE to be between thirty-one and thirty-
two hundred feet, on Mount Lebanon.” * ‘Z :
“Sheet No. 5 contains the records of Dr. De Forest’s observations at Beirut.
You will see that his observations for April, May, and June, 1843, were made at
an elevation of 213 1-6 feet above the sea, and the succeeding ones at an elevation
of about 80 feet.”
IKE
Extract from a letter from Rev. N. Benjamin, accompanying a collection of ob-
servations at Trebizond :—
“ The prevailing winds at Trebizond are north-west winds and easterly winds.
The sirocco also sometimes prevails. Rain storms, which are very frequent, are
almost invariably with a wind blowing from the north-west. The clear and plea-
sant weather was almost as uniformly with an easterly wind, and I also quite gene-
rally observed, that the barometer was lower with an east wind when quite clear,
than with a north-west or a north wind accompanied by an obscured sky, and even
with rain. So that we had often the extraordinary phenomenon, of the barometer
rising as the storm was coming on, and standing very high during a protracted
rain, and sinking on the return of clear weather.” ne ee "7 aS AY
“T have not been able to form any satisfactory conclusions in regard to the local
causes which affect the direction of the winds at Trebizond, and can only say that
the whole country in the rear of that place is mountainous to an unusual degree.”
192 APPENDIX.
L.
Extract from a letter from Rev. J. F. Lanneau :—
“There are, however, some general remarks which my long residence in Syria
and the Holy Land enables me to make concerning the direction of the wind, and
other topics alluded to in your letter, and which may be of some interest to you.
“The whole-of Palestine is intersected by a chain of hills, or small mountains,
rising to an elevation of nearly three thousand feet, and extending north and south
nearly midway between the Mediterranean and the Jordan. On the sea-coast, the
wind generally blows ‘off the land, or from the east and south-east during the
night, and follows the sun, as the day advances, toward the south, south-west, and
west, and perhaps one-third of the time continuing on to north and north-west,
increasing toward sunset, and, shortly after, dying away to a calm, which lasts
until about midnight, when the land-breeze again commences. At Jerusalem, how-
ever, and in the hill country of Judea, the direction of the winds is almost always
from the north-west during winter and summer, except when the Shileak, the
Arabic term for the wind commonly known elsewhere as the Sirocco, or east wind,
blows from the desert. So uniformly prevalent is the north-wester, that the olive
trees in the interior, situated so as to feel its constant influence, are inclined
toward the south-east, and their branches checked in their opposite direction by
its force, so that, in some cases, three-fourths, or more of them, are on that side,
thus: This is very strikingly noticed immediately around Jerusalem.
** And this leads me to an obvious answer to one of your questions, viz.: ‘Are
there any local influences that would affect the direction of the wind? I have
always thought the position of Jerusalem, and that whole region, with the immense
evaporation from the Dead Sea, and the Arabian desert to the south-east of it,
must be the physical cause of the north-west direction of the wind the greater
portion of the year, while the deep gorge in the mountains, extending all the way
from the valley of Jehoshaphat and Hinnom to the Dead Sea, occasions a stronger
current over the Holy City and the Mount of Olives. The Arabs have a saying,
that Jerusalem is the most windy place in the world, the centre of the earth, and
thus attracting all the wind there, &e. During the winter, the south-west wind on
the coast, and the north-west wind in the interior, generally accompany a rain,
though occasionally there is a shower from the south-east. A north wind on the
sea-coast always drives away rain, but it is generally a very chilly and uncom-
fortable one, and is considered by the natives as unwholesome. The rainy season
commences about the Ist or 15th of October, and continues until the middle of
April. Sometimes a few showers fall in September and May.”
M.
For an extract from a letter of the Rev. Justin Perkins, Ooroomiah, Persia,
accompanying his observations at that place, see pages 104 and 105.
In regard to the winds at Tabreez, he remarks as follows :—
“At Tabreez, across the lake, which is about seventy miles distant from us (in
APPENDIX. 193
a direct line), and nearly east from Ooroomiah, there is daily a strong wind from
the Caspian Sea, which is about one hundred and fifty miles north-east of that city.
This wind is very invigorating.”
N.
. Extract from a letter from the same, accompanying observations from Tehran,
Persia :—
“Properly to understand these phenomena, it may be well that you have in
mind the local situation of Tehran. I will copy a reference to its situation, penned
on the spot when I visited it several years ago. ‘The local situation of Tehran
renders its situation extremely warm, and hemmed in as it is on the north and
east by naked mountains, which tower some 5000 or 6000 feet above it in the rear,
and the vast extent of arid land in the two opposite directions, reflecting the heat in
summer like a burning desert, the city cannot be otherwise than like a great oven
during the warm months of the year, not taking into account at all its relative
elevation, which is much less than that of Tabreez, and other cities of Azerbijon.’
“YT may add to this notice that the Caspian Sea, lying some seventy or eighty
miles north of Tehran, though separated from it by a lofty range of mountains,
doubtless affects the character and direction of its winds, and still more probably,
the immense salt desert that skirts the plain of Tehran, some fifty miles south-
east of the town.”
0.
When these sheets were first sent to the Smithsonian Institution for publication,
the observations from Tehran and Tabreez had not been received, and those pre-
viously received from Ooroomiah, gave the mean direction a good deal more south-
erly. This addition of three new stations, at which the direction of the wind is
westerly, may lead us to question whether the southern limit of the zone of west-
erly winds should not be altered so as to include this region of country.
os
The reception of Lieutenant Maury’s Charts of the North Pacific Ocean, after
the entire completion, as was supposed, of the foregoing manuscript, and the kind
aid of Mr. Solon Albee, a fellow college officer, in discussing them, and making the
necessary computations, has enabled me to add, as an appendix to Series C, Section
IV, the following list of resultants, deduced from an aggregate of more than one
hundred and sixty-five years’ abservations. Owing to the probable monsoon cha-
racter of the winds near the coast, or say within six hundred miles of it, the re-
sultants for each of the several months were computed separately, and from them
the mean for the year; but, in mid-ocean, where there was no reason to apprehend
any influence of that kind, such precaution was deemed unnecessary, and the
resultants were obtained by simply resolving the traverse of all the winds re-
ported, without reference to the time of the year in which they were taken.
The almost entire want of observations during the colder months of the year,
north of latitude 40°, necessarily renders the results near the coast doubtful, and
194 APPENDIX.
in the vicinity of Sitka and Fort Vancouver, the deficiency was supplied by using
observations at those places.
North Latitude. West Longitude. Mean direction of Wind. Rate of | No. of Ob-
Progress. | servations.
55° to 60° 130° to 150° S. 40° 58’ E. 21} 15633
55 60 150 165 S. 62 24 W.? 32 3006
50 55 125 145 N. 85 -9 W.? 35 6937
50 35) 145 155 S. 68 12° W.? 28 14347
50 55 155 165 S. 41 43 W.? 20 6682
45 50 120 145 Nee Ade Wet 44 2180
45 50 145 155 8. 73 11 W. 42 2271
45 50 155 165 8S. 88 48 W. 34 1989
40 45 120 140 INE G49 iis We 26 1201
40) 45 140 150 S. 78 29 W. 30 1395
40 45 150 165 S72) 279W:. 26 2425
35 40 120 135 NiO eo 3 4066
35 40 135 150 N. 52 41 #. 15 2982
35 40 150 165 S. 41 28 W. 13 3588
30 35 115 125 N. 28 34 W. 65 1672
30 35 125 135 N.18 56 E. 45 2925
30 35 135 150, N. 81 57 E. 30 3878
30 385 150 165 8S. 44 34 HE. 20 7366
25 30 105 125 N. 14 51 W. 374 1766
25 30 125 135 N. 36 9 EH. 64 1117
25 3 135 150 N.48 6 E. 46 1425
25 30 150 165 Nit OR, 48 6606
20 nas 105» 125 N. 28 41 W. 57 3780 )
20 25 125 135 N. 33 40 E. 82 yer
20 25 135 150 N. 59 16 E. 75 960 }
20 25 150 165 IN. 662 eh 68 9245 i
15 20 90 110 INALS OWE 374 1835 ‘
15 20 110 120 N..22 9 RB. 60 838 {
15 20 120 135 N36 7H. 85 764 :
15 20 135 150 N.54 8E. s4- | 2046
15 20 150 165 N. 62 37 H. 72 4656
10 15 85 100 N.28 14 E. 37 944
10 15 100 110 N.39 2 HE. 37 1078
10 15 110 120 N.46 2 E. 46 863
10 15 120 135 N. 41 28 H. 73 1198
10 15 135 150 N. 50 43 KE. 86 1569
10 15 150 165 N. 65 32 HE. 85 2482
5 10 15 90 S. 71 54 W. 22 1430
5) 10 90 105 8. 51 389 HR. 47 1826
5 10 105 120 8. 42 383 EH. 47 2271
5 10 120 135 S. 81 51 HE. 53 1960
5 10 1385 150 8S. 89 38 KH. 57 1612
5 10 150 165 8. 89 18 HE. 65 3268
0 5 75 90 S.- 6 18 HE. 66% | 14358
0 5 90 95 8. 18 59 E. 71 7078
0 5 95 100 S. 22 38 H. 48 2572
0 5 100 105 S. 38 27 H. 84 1617
0 5 105 110 8. 39 44 KB. 91 1306
0 5 110 115 8S. 46 42 K. 84 1373 f
0 5 115 120 S) 52) 13 84 1816
0 5 120 125 S. 56 30 E. 89 2408
0 5 125 130 8S. 60 381 EH. 84 1782
0 5 130 135 8S. 62 22 E. 82 1566
0 5 1385 140 iS: 7(o alpen 86 968
0 5 140 145 8. 78 30 HE. 75 447
0 5 145 150 BS. elo) 2, be 76 738
0 5 150 155 8. 69 48 H. fil 1156
0 5 155 160 8. 69 4 H. 84 1481
0 5 160 165 8S. 75 37 HE. 81 770
q
APPENDIX. 195
Q.
As Dr. Halley’s theory of winds is revived, and advocated with a good deal of
ability, in Professor Mitchell’s paper, referred to on pages 134 and 138, we will
point out some of what we conceive to be objections to it.
1. As applied to the trade-winds, it is entirely inadequate to produce the effects
observed. Itis on the ocean that the trade-winds are most uniform, and most fully
developed. Let us see, then, what the effect would be, if the equatorial parts of
the earth were entirely covered with water.
Suppose A B DC to be a section of one of the vortices of Dr. H., or Professor M.
(seen from the north side, and drawn in the form of an
oblong, instead of an ellipse, for convenience of calcula-
tion), im which the lower current moves westward from C
toward D, and the upper eastward from B toward A; and
let its horizontal length be 100 miles (which is, we pre-
sume, as much as they would desire, since the vortices are spoken of as being of
“moderate dimensions’), and its height two miles.
Now, the extreme diurnal range of temperature on the surface of that part of
the ocean does not ordinarily exceed 1° F., and the difference between the two
extremities of the vortex could not amount to 5,5, of 1°. Air expands about
xi, of its bulk for each degree that its temperature is raised; consequently, the
difference in the specific gravity of the columns at the ends of the vortex (A C and
B D) would hardly amount to 77555 of the weight of either, or ¢yyq5555 of the
weight of the air in the entire circuit. But it is this difference only which consti-
tutes the moving force, while the quantity of matter to be moved is the air of the
whole circuit. Hence, according to well known principles in mechanical philosophy,
the velocity communicated 1s zggeyoa0 Of that with which a body would fall freely,
and is precisely the same as that of a body descending on an inclined plane, whose
height is to its length as 1 to 48960000. Such an inclination, amounting to no
more than about ,1, of an inch in a mile, would be insuflicient to give the slightest
appreciable motion to a fluid placed upon it.
Professor M. attempts to meet this objection by the following remark: “ That it
(the cause in question) is adequate to the creation of a considerable wind, is proved
from the fact that it is upon this that the other, or permanent temperature, depends,
and that it is what determines the existence of two winds; the land and sea-breezes
blowing in opposite directions every twenty-four hours.” But neither of these facts
seems to be relevant. The tendency of water to resist sudden changes in its tem-
perature, in no way interferes with the accumulation of heat in the equatorial
regions, and it is on this that the higher temperature of those parts depends. And
in reeard to land and sea-breezes, it must be borne in mind, that the diurnal change
of temperature on land, is at least thirty times greater than on water.
2. We cannot understand how Halley’s theory accounts for the westerly winds
that prevail beyond the limits of the trades. The following is the explanation, as
given by Professor M., after remarking that the explanation of the trade-winds
196 APPENDIX.
“applies to such parallels of latitude only as have the amount of heat communi-
eated to the portions of air lying north and south of them nearly the same, or
along which the point of greatest heat, or of heat very little below the greatest,
may be supposed to travel from east to west. If,” he proceeds, “ the excess of heat
on one side be moderately increased, the plane of the vortex will be inclined in
that direction; but if the excess become considerable, as through the greater part of
the temperate zone, the equilibrium will be established in a totally different way.
Thus, with regard to the United States, the point of greatest heat first passes south
of us, and an impulse is given to the under strata of the atmosphere in that direc-
tion, and when, some time afterwards, the columns in the meridians west of us
come to be expanded, the air that should have supplied the eastern or trade-wind
having passed off toward the equator, the upper or western current descends to the
earth, creating a westerly wind, or rather, by the composition of motions in conse-
quence of its mingling with the current that is proceeding southward, a north-west
wind, which may be regarded as the natural wind of the parts of the globe lying
on the north side of the equator beyond the thirtieth parallel. The same reason-
ing applies to the other hemisphere. As, however, the natural and gentle flow of
the air in this direction is interrupted by evaporation, condensation, and other
causes, the result is simply a predominance in those latitudes of winds from the
west, and the direction of the pole, over those from opposite quarters.”
This whole reasoning appears to me obscure and unsatisfactory.
3. The theory fails to account for the system of easterly winds which seems to
exist in high northern latitudes; for, if the above reasoning is sound for the tem-
perate regions, it will apply just as well all the way to the poles.
4. The cause which Professor M. disregards must exist, and he makes no provi-
sion for it. We do certainly know that a body in motion tends to retain its motion;
and that if air, partaking of the easterly motion of the earth due to a higher latitude,
were, without any change in its motion, transferred to the equator, it must have a
relative motion as from the east. All this we should know even without observa-
tion or experiment, and if this cause does not produce appreciable effects, it is
incumbent to show how it is neutralized.
The purely cosmical theory, on the other hand, runs to the opposite extreme,
and disregards the influence of heat altogether. The views of those who advocate
it may, if I understand them, be thus expressed. The absolute motion of a place
at midnight, say they, is equal to the swm of the annual and diurnal motions of
the earth, while, at noon, it is equal only to the difference ; and hence, that the air,
tending to preserve a uniform motion, travels slower than the earth in the former
case, and faster in the latter. But the same reasoning would apply if the earth had
no annual motion. The place would then move in one direction at midnight, and
in the opposite one at noon, making the difference the same as now. We all know
that a pail of water whirled around on board a steamboat or railroad car, when the
latter was in rapid motion, would present the same phenomena as when at rest.
The whole matter is easily understood by recurring to the first principles of central
forces. Motion in a circular orbit is neither accelerated nor retarded by a force
directed toward the centre of the orbit. Nor will a common motion, communicated
APPENDIX. 197
both to the centre and to the revolving body, affect their position relatively to each
other. Now, in the case of the atmosphere, the motion in opposite directions just
spoken of, is caused solely by the force of gravity, which retains the air about the
earth, and prevents it from flying off in a tangent, by virtue of its centrifugal force,
but has no effect whatever upon its horizontal motion, nor any tendency to change
the relative position of a place on the earth’s surface and the superincumbent air.
A musket-ball, discharged horizontally with a velocity of about five miles per second,
would, if the air were removed, travel round the earth with a uniform velocity,
and yet would move in opposite directions at opposite points of its orbit. Nor
would its relative position in regard to the surface of the earth be in any way
affected by the revolution of the earth around the sun.
26
LIST OF PLATES.
I. Map of the Northern Hemisphere, showing the position of the meteorological stations :
II., Iil., IV., V., and VI. Wind roses, a the distribution of the winds at the different
stations : 3 E 3 ‘ 0 c
VII., VIII, TX., and X. Mereator’s Charts, showing the mean resultants of the winds at the
different stations, both annual and monthly : - ; 2 2 5
XL. and XII. Mercator’s Charts, showing the direction and amount of the forces that deflect the
wind from its mean annual course in the different months of the year *
XIII. Winds off the west coast of Africa.—Wind roses, showing the relative foree and velocity of
the different winds, and the effects of the same on the mean resultants ;
PUBLISHED BY THE SMITHSONIAN INSTITUTION,
WASHINGTON, D. C.
NOVEMBER, 18538.
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ENGLAND
Amsterdam ,
HOLLAND.
FL VOUS.
Moscow,
RUSSIA,
JVCHS.
DENMARK. #
Barnoule
SIBERIA
One year,
Nertchinsk ,
SIBERIA.
Humburd,
GERMANY.
JSOyears.
Brussels,
BELGIUM.
20 years.
Berlin,
PRUSSIA.
Layears .
ENGLAND.+
Pelan ,
CHINA
One yeu:
Ghent.
BELGIUM.
3 years.
GER MANY.*
Trebisond,
ASIA MINOR.
Krzeroum,
ARMENIA.
Devonport,
ENGLAND.
Manhenn ,
BADEN.
TOVvears.
Prague ,
BOHEMIA.
RUSSIA AND
HUNGARY, *
Smyrna ,
ASIA MINOR
JO months ,
Ooroomial ,
PERSIA.
& months .
FRANGE,.
27 years.
Munich .
BAVARIA.
Tyears
Vienna,
AUSTRIA.
FRANCE AND
NETHERLANOS-*
Jerusalem .
PALESTINE.
Bagdad .
onthe Euphrates,
Marseilles ,
FRANCE.
18 vears
Mount S? Gothard ,
SWITZERLANQ,
4yenrs.
Constantinople ,
T UPR SK EY.
Calcutta ,
HINDOOSTAN.
Beirut & MY Lebanon,
SYRIA.
10
25
30
35
30
I”
A |Z
C\#
O
HW
Al TF LL) A N\T
10
15
35
40
5 uw
tS] =n
20
5
»
; STVOPSIS OF THE COURSES OF THE WINDS
TY)
NORMAMIRN EGS PEE RIS
aires
Tinmit af|
Is
equator
at Wena
e 3 4 oo 4
EWC, | ae oe
AS ff 2 2
LPO LL LT
Plate VIII .
GOURSIES OF TEOE WINDS
i
SYNOPSIS
OF THE
TN THE
ONITED STATES.
ey
D. Sinlarrs Lith) Freak
Plate IX .
i: ean ol UL z & 4 iy w 6 7 19 1
‘ay 4 | a
SONIA HO MOTMLOLYLO NVA
[Lav ern S Was | |
SaWlwWILS CELI
ea ’ ia
Tf
GF
| TS OHOVS SPH
OU INV =a =o
EF |
ae
MANE TF
=
se 7 SF
10 2
tars
13?
RW AY
f
ate AL .
80
This Plate shows the direction and arnount
of the torces which detlect the wind from its \ ef;
mean annual course in the different months Hi
of the year: 5
WESTERN COAST
OF THE
NORTH APLANTIC |
if
ce
60
D, Sinclain's ith Pia.
KASTERN COAST
OF THE
—~
NORTE ATLANTIC
(c
a]
This Plate shows the direction and
caanount of the torees which deflect
thewind trom us mean annual
course in the dittérent months of
the year.
WINDS OFF THE COAST OF AFRICA IN JULY, AUGUST & SEPTEMBER.
Plate XII . Note-Thefigares annexed to the arrows express the nuncber of observations from which ther were computed .
AO 35 30 25
fo
‘b ‘S »
: vA .
4, %
AS - ~
&
a VE so ¥
boul Boul
io ix}
CP
O 4B > “o
a. a
35 30 25
°
FORCE & VELOCITY OF WINDS
NB. Scaleof the arrows 8 mules to an arch.
SOUTHERN MAINE, |MASSACHUSETTS RHODE ISLAND
TOBY CANADA NEW HAMPSHIRE 2 VERMONT &@ CONNECTIGUT NESW YAOT RK S ATL ARTRES:
| W stations-26months 17 stations-I6 months
BOOTHIA FELIX A
2 years . 73 stations- 39 months
3 stations 2/2 years.
NOATH CAROLINA GQ Hi oO
DE LAWAREMARY LAN D
3 slations~ 2/6 years
GIRARD GOLLEGE
&® EASTERN VIRGINIA
NE W JERSEY
& PENNSYLVANIA
15 stations 38 months. = years
GEO RIGIA A AIBA A OLS Sachin aa] GIRL ETEINEWALCEH RERNECHIMAUNED
TENNESSEE & KENTUCKY & NORTHERN FLORIDA 4
5 an Cy i Z
72 stations- 67 moriths SCE
INDIANA ALLINOIS MICHIGAN
2 year
WISGOQNSIN & IOWA. ;
7 stations-2Z6 months 9 stations ~29 months.
T Sirecliars Wee
id
Vey
a
#
Fort
{ Laramie
L Alay,
Longitude 26°
West trom Washington
Bad
Lands
WAP
SHOWING THE POSITION
of the
BAD LADS
or
MASTAIS® TERRES
HIB RA SAN
fiom a draft by
JOHN EVANS
of the
U.S. Geological Corps.
Latitude 42°
4 ‘ :
UG
ANCIENT FAUNA
or
hea ”
SF UBRASKA-
eee pened cone ee ee Ce ae
ie OR,
a Fees
DESCRIPTION OF REMAINS OF EXTINCT MAMMALIA AND CHELONIA,
Sap Masaka
ena ee
BY
we
JOSEPH LEIDY, M.D.,
PROFESSOR OF ANATOMY IN THE UNIVERSITY OF PENNSYLVANIA.
ees re
PACE ere aE an See a
nA [ACCEPTED FOR PUBLICATION, DECEMBER, 1852.]
With Mie Ts ;
tena! 4 tay
tia’ i ee
POR eR ates)
PAS i
ha sraticn ee a cae |
r 7 i
Lil Ami mls > Tian NA Mit EMD 9 Ae cM
eal erably
COMMISSION
TO WHICH THIS PAPER HAS BEEN REFERRED.
Prof. James Hatt.
Joun L. Leconts, M.D.
JosepH Henry,
Secretary S. I.
CONTENTS.
PREFACE
INTRODUCTION
MAMMALIA.
CHAPTER I.
DESCRIPTIONS OF UNGULATA PARIDIGITATA
Fam. 1.—RUMINANTIA . :
Poebrotherium .
Wilsonii
Agriochoerus
antiquus
Oreodon
Culbertsonii
gracilis .
Comparison between Oreodon Culbertsonii and Oreodon gracilis .
Oreodon major .
Kucrotaphus
Jacksoni
auritus
Tam. 2.—PARIDIGITATA ORDINARIA
Archaeotherium
Mortoni
robustum
CHAPTER II.
DESCRIPTIONS OF UNGULATA IMPARIDIGITATA
Fam. 1.—Sonrprpia
Anchitherium
Bairdii
Fam. 2.—IMPARIDIGITATA ORDINARIA .
Titanotherium
Proutii
Palaeotherium
giganteum
Rhinoceros
occidentalis
Nebrascensis
PAGE
19
19
19
19
24
24
29
45
53
oy)
55
56
56
56
o7
57
57
66
67
67
67
67
72
°
a
72
78
78
79
81
86
CONTENTS.
CHAPTER Til.
y CARNIVORA , : F F :
Fam. 1.—DIGiriarapa . é Sal ee : : — : i 2
Machairodus : 5 5 - 7 5 ; 5 4 3
hy primaeyus . : . : : . 5 . .
;
CHELONIA.
CHAPTER T.
: Testudo . ; 5 : , : : ; F P
Nebrascensis 7 : - 4 : 4 3 ;
‘ hemispherica : “ : . : 5 5 .
Oweni : mn a oe: 5 = 5 2
Culbertsonii : P 4 3 x : : :
lata : : E : : A ‘ 3
: THIS WORK ‘ : : : : : : P no
INDEX . . M3 5 inte 5 4 é P , 5
EXPLANATION OF THE PLATES .
elven ene © ie
THE present Memoir, entitled “The Ancient Fauna of Nebraska,” is founded
upon a large and highly important collection of fossil remains of Mammalia and
Chelonia, of the Eocene Period, from Nebraska Territory, which have been sub-
mitted to me for examination by the Smithsonian Institution, Dr. David Dale Owen,
of New Harmony, Indiana, and Dr. Hiram A. Prout and Prof. O’Loghland, of St.
Louis, to whom I express my sincere thanks for the interest they have taken in
my labors.
To Prof. S. F. Baird, Dr. S. D. Culbertson, Messrs. Alexander, Joseph, and
Thaddeus Culbertson, Capt. Stewart Van Vliet, Dr. S. G. Morton, Dr. John H. B.
M‘Clellan, Dr. A. H. Senseny, and Mr. J. S. Phillips, I am also obliged for the
aid which they have contributed to the work.
I embrace the present occasion to acknowledge the talent of the artists who
have added so greatly to the value of the Memoir, by the excellent and faithful
drawings which accompany it, viz.: Mr. A. Sonrel, of Woburn Centre, near Boston,
and Messrs. A. J. Ibbotson, A. Frey, F. Shell, and I. Butler, of Philadelphia.
eh OD. CO Talon:
It has ceased to be a startling fact that, prior to the advent of man, a long series
of ages had rolled by, during which numerous races of plants and animals succes-
sively originated and became extinct; and we no longer doubt our power to unveil
the past, even to the period when the encrinite, the trilobite, and the brachiopod,
were the sole representatives of life upon our planet.
In the earliest known palsozoic rocks, remains of invertebrate animals only
have been found, and fossil fishes are first discovered in the upper Silurian forma-
tions. Recently, remains of reptiles have been detected in the Old Red Sandstone
of Morayshire, Scotland,’ but it was not until the middle of the Secondary Period
that this class of animals appears to have reached the acme of its development.
The era of the origin of birds will probably always be involved in more obscurity
than that of the other vertebrata, as, from their physical construction, their remains
are the least likely to be preserved. With the exception of footprints, supposed
to be those of birds, but which may yet prove to be of reptiles, in the sandstone
and conglomerate of the valley of the Connecticut, no truly characteristic remains
of the former class have been discovered in any of the primary or secondary fossili-
ferous strata.
Of mammalia, a few undoubted remains have been found even as#ow in the
geological series as the Trias. Prof. Plieninger recently discovered, in the bone-
breccia of Wiirtemberg, two molar teeth, supposed to have belonged to an insect-
iyorous animal, to which the name Microlestes antiquus has been given.” In the
same deposit, Prof. Plieninger found several incisor teeth, which he considers to
have appertained to a species of fish allied to Sargus, and, therefore, proposes for
the animal the name of Sargodon, but Jaeger suspects they also may have be-
longed to a mammal, which was allied to the Anoplotherium, Cuvier.’
In the Stonesfield slate of Oxfordshire, England, belonging to the Oolitic Period,
seven halves, singularly enough, of lower jaws, have been discovered, which have
been referred to three species of two genera of insectivorous marsupialia: the Am-
plugonus Prevostiit, Ag.; Amphigonus Broderipii; and the Phascolotherium Buck-
landii, Owen.*
* Telerpeton elginense, Mantell: Quart. Journ. Geolog. Soc., 1852, VIII. 100.
? Wiirtemb. naturw. Jahresb., 1847, III. H. 2, 164.
° Fos. Siiugeth. Wirtemb., 1850, 139.
* Jahrb. yon Leon.u.Bronn, 1835, 186; Owen: Trans. Geol. Soc., 1841, VI. 47,58; Brit. Fos. Mam.,
29, 61.
8 INTRODUCTION.
In Europe, no remains of mammals have been detected in the cretaceous series,
but in this country several vertebrae have been found in the Green Sand of New
Jersey, associated with bones of the Mososawrus, which I have referred to two
species of cetacea, under the names of Priscodelphinus grandevus and Priscodel-
phinus Harlani."
The tertiary geological period is remarkable for the great number of mammals
which have been ushered into existence in successive races, and in the same course
have become extinct.
In Europe, the earliest tertiary or eocene formations have yielded an extraor-
dinary abundance of mammalian fossils, in which we have reason to feel a peculiar
interest, as, through the brilliant genius of Cuvier, they became the opening chapter
to the great volume of palzontological science.
Until recently, in North America, the only mammalian genus which had been
detected as a member of the early Tertiary Period was the huge cetacean, the
Basilosaurus, Harlan, from the eocene deposits of Louisiana, Alabama, and South
Carolina. Of this genus several distinct species have been indicated as follow :—
BASILOSAURUS CETOIDES, GIBBES: Journ. Ac. Nat. Se., 1847, I. 5.
Zeuglodon cetoides, Owen: Trans. Geol. Soc., 1841, VI. 69.
Zeuglodon macrospondylus, Miiller: Fos. Res. d. Zeug., 1849.
BASILOSAURUS SERRATUS, Gibbes: Journ. Ac. Nat. Sc., 1847, I. 5.
Zeuglodon brachyspondylus, Miiller: Fos. Res. d. Zeug., 1849.
BAsILOSAURUS PYGMAUS ?
Zeuglodon pygmeus? Miiller: Fos. Res. d. Zeug., 1849.
Quite lately, I referred a cervical vertebra found at Ouachita, Louisiana, to a new
genus of cetacean animals under the name:
PonToGENEvs priscus? Leidy: Proc. Ac. Nat. Sc., 1852, VI. 52. (This may belong to the Basilo-
saurus pygmeus.)
Very numerous remains of extinct mammalia have also been discovered in the
miocene and pliocene deposits of Europe, and likewise in those of the latter period
in the Sivalik Hills of the Himalayas of India, in South America, and Australia.
The mammalia, which have been indicated as belonging to the Miocene Period
of North America, are as follow :—
Poca WyMANI, Leidy. Wyman: Am. Journ. Sc., 1850, X. 229.
Puocopon, Agassiz. Wyman: Ibid., 56.
DELPHINUS CALVERTENSIS, Harlan: Proc. Nat. Inst. Washington, 1842, II. 195.
Devpurinus Conravt, Leidy: Proc. Ac. Nat. Sc., 1852, VI. 35; Wyman: Am. Journ. Se., 1850, X. 231.
BALENA PALHATLANTICA, Leidy: Proc. Ac. Nat. Se., 1851, V. 308.
BaLa@na prisca, Leidy: Ibid.
In the pliocene deposits of this country the remains of extinct mammalia are
very numerous, and a large number of species have been determined as follow :—
CERVUS AMERICANUS, Harlan: Fauna Amer., 1825, 245.
1 Proc. Ac. Nat. Sc., 1851, V. 327.
|
i
’
i
a
;
INTRODUCTION. 9
CERvus ?
Elaphus americanus, De Kay: Nat. Hist. New York, 1842, Pt. I., Zool. Mam., 120.1
Bison tarirrons, Leidy: Proc. Ac. Nat. Se., 1852, VI. 117; Smiths. Contrib. to Knowl., 1852, V. 8.
Bos latifrons, Harlan: Fauna Amer., 1825, 273.
Bison anriquus, Leidy: Proc. Ac. Nat. Sce., 1852, VI. 117; Smiths. Contrib. to Knowl., 1852, V. 11.
BoorHERIuM CAVIFRONS, Leidy: Proc. Ac. Nat. Se., 1852, VI. 71; Smiths. Contrib. to Knowl., 1852,
Wie 2.
Bos Pallasii (in part), Dekay: An. Lye. Nat. Hist. of N. York, 1828, IT. 280.
BoorveriuM BomBrrrons, Leidy: Proc. Ac. Nat. Sce., 1852, VI. 71; Smiths. Contrib. to Knowl., 1852,
We Ua ;
Bos bombifrons, Harlan: Faun. Amer. 1825, 271.
Ovis MAMMiInARIS? Hildreth: Am. Journ. Sc., 1857, XX XI. 82.
HARLANUS AMERICANUS, Owen: Proc. Ac. Nat. Sc., 1846, IIT. 94; Journ. Ac. Nat. Sc., 1847, I. 18.
Sus americana, Harlan: Amer. Journ. Sc., 1842, XLIII. 143.
PLATYGONUS compREsSUS, Le Conte: Am. Journ. Sc., 1848, V. 103; Trans. Am. Ac. Arts, 1848, III.
957; Leidy: Trans. Am. Phil. Soc., 1852, X. 328.
DIcoTYLES DEPRESSIFRONS, Le Conte: Proc. Ac. Nat. Se., 1852, VI. 3; Leidy: Trans. Am. Phil. Soc.,
1852, X. 323.
DICOTYLES TORQUATUS (fossilis).
Dicotyles costatus, Le Conte: Proc. Ac. Nat. Sc., 1852, VI. 5.
Prorocherus prismaricus, Le Conte: Am. Journ. Sc., 1848, V.
1852, X. 328.
Hucu@rus macrops, Leidy: Trans. Am. Phil. Soc., 1852, X. 323.
Equus AMERICANUS, Leidy: Proc. Ac. Nat. Sc., 1847, III. 262.
HippaRion VENUsTUM, Leidy: Proc. Ac. Nat. Sc., 1853, VI. 241.
TAPIRUS AMERICANUS (/ossi/is). Carpenter: Am. Journ. Sc., 1842, XLII. 390; Ibid., 1846, I. 247;
Leidy: Proc. Ac. Nat. Sc., 1849, IV. 180.
Tapirus mastodontoides, Harlan: Fauna Amer., 1825, 224.
Taprrus Haystt, Leidy: Proc. Ac. Nat. Sc., 1852, VI. 148.
ELEPHAS AMERICANUS. (The fossil elephant of North America.)
Elephas primigenius, Blumenbach. In part, of numerous authors.
MASTODON GIGANTEUS, Cuvier. See numerous authors.
Ursus AMERICANUS (fossilis). Leidy: Proc. Ac. Nat. Sc., 1853, VI.
Urnsts AMPLIDENS, Leidy: Proc. Ac. Nat. Sc., 1853, VI.
Farts atrox, Leidy: Trans. Am. Phil. Soc., 1852, X. 319.
Procyon priscus, Le Conte: Am. Journ. Sc., 1848, V. 106.
Anomopon Snyprrt, Le Conte: Am. Journ. Se., 1848, V. 106.
CASTOR FIBER (fossilis). Wyman: Am. Journ. Sc., 1850, X. 61.
CASTOROIDES OHIOENSIS, Foster: Second Ann. Rep. of the Geolog. Survey of Ohio, 1838, 80, 81;
Wyman: Boston Journ. Nat. Hist. Soc., 1846, V. 385.
Oromys Alsort, Leidy: Proc. Ac. Nat. Sc., 1853, VI. 241.
M&GATHERIUM MIRABILE, Leidy: Proc. Ac. Nat. Sc., 1852, VI. 117.
Megatherium, Cuvier. Cooper: An. Lye. Nat. Hist. of N. York, 1824, I. 114; Ibid., 1828, I. 267;
Hodgson: Mem. on the Megatherium, 1846.
Megatherium Cuvieri, Desmarest. Harlan: Fauna Amer., 1825, 200.
Mrcatonyx JErrersonit, Harlan: Fauna Amer., 1825, 201.
Megalonyx laqueatus, Harlan: Journ. Ac. Nat. Sc., 1838, VI. 269.
Aulaxodon s. Plewrodon, Harlan: Med. and Phys. Researches, 1835, 330.
MEGALONYX DIssIMILis, Leidy: Proc. Ac. Nat. Sc., 1852, VI. 117.
105; Leidy: Trans. Am. Phil. Soc.,
4 This may prove to be a new species, but it certainly is not the Cervus americanus of Harlan, as is
supposed by Dr. De Kay, for the remains of the latter indicate an animal even greater in size than the
ah Wy Yo
rish Elk.
10 INTRODUCTION.
Mytopvon Hartant, Owen: Zool. Voy. Beagle, Pt. I., 1840, 68.
Megalonyx laqueatus, Harlan: Med. and Phys. Researches, 1835, 334.
Orycterotherium Missouriense, Harlan: Proc. Am. Phil. Soc., 1841, IL. 119; Am. Journ. Se., 1843,
XLIV. 69.
Orycterotherium Oregonensis, Perkins: Am. Journ. Sc., 1843, XLIV. 80.
Erepropon priscus, Leidy: Proc. Ac. Nat. Se., 1853, V. 241.
Evuprapys ANTIQUUS, Leidy: Ibid.
Megalonyx potens, Leidy: Proc. Ac. Nat. Se., 1852, VI. 117.
DELPHINUS VERMONTANUS? Thompson: Am. Journ. Se., 1850, XT. 256.
TRICHECUS VIRGINIANUS? Dekay: Nat. Hist. New York, 1842, Pt. I., Zool. Mam., 56.
Trichecus. Mitchell, Smith, and Cooper: An. Lyc. Nat. Hist. N. York, 1828, IT. 271.
Trichecus rosmarus (fossilis). Harlan: Med. and Phys. Researches, 1835, 277.
Mawnatus, Cuvier. Harlan: Journ. Ac. Nat. Se., 1825, IV. 286; Med. and Phys. Researches, 1835, 278.
RoRQUALIS AUSTRALIS (fossilis). Dekay: Nat. Hist. New York, 1842, Pt. I., Zool. Mam. 99.1
In addition to the species just enumerated, remains of numerous mammals and
other vertebrates have been discovered, by Prof. 8. F. Baird, in various caves of
Pennsylvania and Virginia, and are now deposited in the Museum of the Smith-
sonian Institution.” The collection contains representatives of nearly all the
larger recent mammals and turtles of the United States, together with a few
extinct species.
The particular object of the present memoir is the description of a large and
highly important collection of remains of mammalia and chelonia from an exten-
sive Kocene deposit, which immediately overlies the Green Sand of the Cretaceous
Period, in the Mauvaises Terres of Nebraska Territory.
The Mauvaises Terres, or Bad Lands, as they are named, constitute a district of
country extending along the foot of the Black Hills, a spur of the Rocky Mountains,
situated between the Platte, or Nebraska, and the Missouri Rivers, at the head of
certain branches of the latter called the L’Eau-qui-court, White, Cheyenne, and
Moreau Rivers.’
Dr. Owen, in describing this region, from notes of a visit made to it by Dr. John
Evans, in his magnificent “ Report of a Geological Survey of Wisconsin, Iowa, and
Minnesota, and incidentally of a portion of Nebraska,” observes that it presents one
of the most extraordinary and picturesque sights that can be found in the whole
Missouri country.*
* The following are erroneously reported as fossil remains :—
RuINOCEROIDES ALLEGHANIENSIS, Featherstonhaugh: Journ. of Geol. 1831, I. 10. This is no animal
remain whatever, but is merely a fragment of stone. See De Blainvyille’s Osteographie, article Rhino-
ceros, p. 172. Further confirmed by Dr. Isaac Hays and Mr. Isaac Lea, who have had an opportunity
of inspecting the specimen.
OsTEOPERA PLATYCEPHALA, Harlan: Fauna Amer., 126. The cranium described under this name is
now preserved in the Cabinet of the Academy of Natural Sciences, and without the slightest doubt
belongs to the recent Calogenys paca, Rengger, of South America.
Equus CABALLUS?
Equus major, Dekay: Nat. Hist. New York, Pt. I., Zool. Mam., 108.
Equus curvidens, Owen. Leidy: Proc. Ac. Nat. Se., 1847, III. 262.
* See Proceedings of the American Association, at Cambridge, 1849, IT. 352.
® See the map accompanying this memoir, for the use of which I am indebted to Dr. D. D. Owen.
ay Pls19G;
a
f
d
\
INTRODUCTION. ah
“From the high prairies that rise in the back-ground, by a series of terraces
towards the spurs of the Rocky Mountains, the traveller looks down into an exten-
sive valley, that may be said to constitute a world of its own, and which appears
to have been formed, partly by an extensive vertical fault, partly by the long con-
tinued influence of denudation.
“The valley is about ninety miles in length, and thirty in breadth, and stretches
away, westwardly, towards the base of the dark gloomy range of mountains, the
Black Hills. Its most depressed portion is about three hundred feet below the
general level of the surrounding country, and is covered by a soil, similar to that
of the higher ground, supporting scanty grasses.
View of the Mauvaises Terres.—From the Geological Report of Dr. Owen.
“To the surrounding country, however, the Mauvaises Terres present the most
striking contrast. From the uniform, monotonous, open prairie, the traveller sud-
denly descends, one or two hundred feet, into a valley that looks as if it had sunk
away from the contiguous world; leaving standing, all over the surface, thousands
of abrupt, irregular, prismatic, and columnar masses, frequently capped with irre-
gular pyramids, and extending to a height of one or two hundred feet, or more.
“So thickly are these natural towers studded over the surface of this extraor-
dinary region, that the traveller threads his way through deep, confined, labyrin-
thine passages, not unlike the narrow irregular streets and lanes of some quaint
old town of the European continent. Viewed in the distance, indeed, these rocky
piles, in their endless succession, assume the appearance of massive artificial struc-
Ibe INTRODUCTION.
“a
tures, decked out with all the accessories of buttress and turret, arched doorway and
clustered shaft, pinnacle, finial, and tapering spire.
“One might almost imagine he was approaching some magnificent city of the
dead, where the labor and the genius of forgotten nations had left behind them a
multitude of monuments of art and skill.
“On descending from the heights, however, and proceeding to thread this vast
labyrinth, and inspect in detail its deep intricate recesses, the realities of the scene
soon dissipate the delusions of the distance. The castellated forms which fancy
had conjured up have vanished; and on every side appears bleak and barren
desolation.
“Then, too, if the exploration be made in summer, the scorching rays of the
sun, pouring down in the hundred defiles that conduct the wayfarer through this
pathless waste, are reflected back from the white or ash-colored walls, that rise
around unmitigated by a breath of air or the shelter of a solitary shrub.
“The drooping spirits of the scorched geologist are not permitted, however, to
flag. The fossil treasures of the way, well repay its sultriness and fatigue. At
every step, objects of the highest interest present themselves. Embedded in the
debris, lie strewn, in the greatest profusion, relics of extinct animals. All speak of
a fresh-water deposit of the early Tertiary Period, and disclose the former exist-
ence of most remarkable races, that roamed about in bygone ages high up in the
valley of the Missouri, towards the sources of its western tributaries; where now
pasture the Big Horn (Ovis montana) and the Buffalo (Bison americanus).”
Mr. Thaddeus A. Culbertson, who visited the Mauvaises Terres in 1850, under
the auspices of the Smithsonian Institution, and made a good collection of its animal
remains, has given a description of this remarkable country closely corresponding
with that just detailed. In one part of his journal, he observes: “ The road now lay
over hills which became more steep and frequent as we approached the Bad Lands.
These occasionally appeared in the distance, and never before did I see anything
that so resembled a large city; so complete was this deception that I could point
out the public buildings; one appeared to have a large dome, which might be the
town hall; another, with a large angular top, suggested the idea of a court-house,
or some other magnificent edifice for public purposes; and then appeared a row of
palaces, great in number and superb in all their arrangements. Indeed, the thought
frequently occurred as we rode along, that we were approaching a city of palaces;
with everything upon the grandest scale, and adapted for giants, who might have
ruled the huge animals, whose remains are there still, and not for pigmies, such as
now inhabit the earth. Again and again, as from different positions this region
was visible, thoughts of an immense city would arise in my mind, and I could
almost fancy its din and bustle were occasionally borne upon the wind to my ear.”
The structure of the columnar rocks of the Bad Lands, according to the report
of Dr. Evans, quoted in the work of Dr. Owen, before indicated, is as follows:—
* Journal of an Expedition to the Mauyaises Terres and the Upper Missouri in 1850. Fifth An. Rep.
of the Smiths. Inst., p. 84.
INTRODUCTION. 13
Section of Beds constituting the early tertiary (Eocene) of the Bad Lands (Mauvaises
Terres).—(Numbered in the descending order.)
1. Ash-colored clay, cracking in the sun, containing silicious concretions 30 feet.
2. Compact white limestone ; ‘ : ‘ : : : seit ieee
3. Light-gray marly limestone . s j : seh Sue “4
4. light-gray indurated silicious clay (not Himoseer') , : SU
5. Aggregate of small angular grains of quartz, or conglomerate, cemented
by calcareous earth (slightly effervescent) : 5 4 ipSgdeg
6. Layer of quartz and chalcedony (probably only par eh : . f Lomeh:
7. Light-gray indurated silicious clay, similar to number 4, but more
calcareous, passing downwards into pale, flesh-colored, tered silicious,
marly, limestone (effervescent), turtle, and bone bed : : : . 25 feet.
8. White and light-gray calcareous grit (slightly effervescent) . gilli, yo
9. Similar aggregate to number 5, but coarser. i Siem
10. Light-green, indurated, argillaceous stratum (Gienin, Sraean
Titanotherium bed . : 5 : ‘ : : : 3 : . 20 feet.
The extensive cemetery of eocene vertebrata in the Mauvaises Terres, or Bad
Lands, of Nebraska, was first brought to our notice in a communication entitled
Description of a Fossil Maxillary Bone of a Palcotherium, from near White River,
published by Hiram A. Prout, M.D., of St. Louis, in the American Journal of
Science and Arts, for 1847, page 248.
Nearly at the same time, Mr. J. 8. Phillips, when on a visit to Chambersburg,
Pennsylvania, observed in the possession of Dr. 8. D. Culbertson, several remark-
able mammalian fossils, which had been sent as curiosities from the Bad Lands by
his nephew, Mr. Alexander Culbertson, of the American Fur Company. These
specimens, at the suggestion of the late distinguished Dr. 8. G. Morton, were
obtained through Dr. John H. B. McClellan, a friend of Dr. Culbertson, and were
obligingly placed in my hands for examination. A description of them was pub-
lished in the Proceedings of the Academy of Natural Sciences, of Philadelphia, for
1847 and 1848; and they were afterwards presented by Alexander Culbertson
to the Academy.
The attention of Dr. D. D. Owen having been directed to the interesting region
whence the fossils were obtained, he requested Dr. John Evans, an assistant in
the geological survey in which he was engaged, to pay it a visit. This gentleman
brought home a magnificent collection of fossils, which form the basis of one of
the chapters in the Report of Dr. Owen, before quoted.’
Through the instrumentality of Prof. S. F. Baird, who from the first fully appre-
ciated the importance of a complete examination of the Mauvaises Terres and their
animal remains, Mr. Thaddeus A. Culbertson, under the auspices of the Smith-
* Dr. J. Leidy’s Memoir, p. 533, of the “Report of a Geolog. Surv. of Wisc., ete.”
3
14 INTRODUCTION.
sonian Institution, visited the locality in 1850, and brought home a valuable addi-
tional collection of mammalian and chelonian fossils.
From a variety of favorable circumstances, but especially through important aid
from the Smithsonian Institution, and Dr. D. D. Owen, I have been enabled per-
sonally to inspect all the animal remains brought from Nebraska, of which I have
had any intimation. In commencing, then, with a description of the Eocene Fauna
of Nebraska, the following collections were submitted to investigation.
1. The original fragment of a maxillary bone described by Dr. Prout, with the
addition of several other important specimens. These were kindly loaned by Dr.
Hiram A. Prout, of St. Louis.
2. A collection which accompanied the former, cen to, and obligingly
loaned by Prof. O’Loghland, of St. Louis.
3. Specimens presented by Alexander Culbertson, Esq., through Joseph Cul-
bertson, Esq., to the Academy of Natural Sciences, of Philadelphia.
4. The collection made by Dr. John Evans, at the instigation of Dr. D. D.
Owen, for the United States Government, and now belonging to the Smithsonian
Institution.
5. A collection procured, as above mentioned, by Mr. Thaddeus A. Culbertson,
for the Smithsonian Institution. Very important aid in making this collection was
rendered by Mr. Alexander Culbertson.
6. A small but very excellent collection made by Captain Stewart Van Vliet, of
the United States Army, and by him presented to the Smithsonian Institution.
These specimens, though last received, were actually among the first collected,
having been procured by him when on a journey from Fort Pierre to Fort Lara-
mie, in company with Mr. Alexander Culbertson, who, on the same occasion, ob-
tained the specimens first described by me.
Most of the specimens when received, were partially enveloped by, or had
attached to them a hard, silicio-caleareous clay, of a dirty cream color; and the
same material fills the cavities of the skulls and the interior of the turtle shells.
This matrix, according to Dr. D. D, Owen, has the following composition :—
Water of absorption . ; 3 LO 2.50
Flesh-colored silicious earth, jabsttible’t in duitettana seid : : 33.00
Lime : é : é é : : : : - . Cad 30.90
Carbonic acid . ; F F , : : f : AICOE 19.00
Sesquioxide of iron . : ; : : : : : . FeO; 2.00
Alumina . ; : F : ; , . . : » £A20; 1.00
Manganese : s 3 3 : : : : : - MnO 1.00
Magnesia ; . : , é : : ; é . MgO 1.00
Phosphoric acid ; ; : : : : : ‘ ; 1.80
Chlorine . ; 5 : L : : : : + COL 0.44
Potash. ; . ; ‘ ; : : : - KO 4.08
Soda and loss. ; 5 : : : : : : . NaO 3.28
100.00
* Rep. of a Geolog. Surv. etc., p. 606.
INTRODUCTION. 15
A portion of the matrix attached to the bones of the Titanotherium, obtained
from the lowest bed of the geological section, No. 10, p. 13, also analyzed by Dr.
Owen, was found to be composed as follows:—
Water. : ‘ : : : : ; : : . HO 4.00
Silica i : ‘ 6 ‘ : Bea mee : : . SiO, 59.00
Lime... : 3 ¢ ‘ : : F : ; . Cad 10.00
Carbonic acid . : : : ; : j : i . CO, 12.20
Sesquioxide of iron . : : : : i : ‘ . FeO, 7.20
Alumina . : , : ; : : ‘ : E NEO: 4,20
Phosphorie acid : : : é 3 : : : ; 1.90
Chlorine . : : : : : : ; 3 : sO 0.037
Sulphuric acid . : 6 ° ; : p ‘ : . SO, 0.03
Alkalies and loss : : : : : : : ; , 1.483
100.000
The bones, unlike those of the gypsum quarries of Montmartre; (which are
of the same age but not mineralized) are as completely petrified as any found in
the most favorable circumstances. Most usually they are exceedingly hard, com-
pact, and heavy, and only rarely have they become friable. The cellular, vascular,
and medullary cavities are filled with mineral matter, in most instances, consist-
ing of crystallized or amorphous silex or chalcedony, which is sometimes botryoidal
in its arrangement in the larger cavities.
The bones are preserved in very various degrees of integrity, some being beau-
tifully perfect, whilst others are crushed or otherwise fractured, the crevices being
filled with the ordinary matrix, or with a harder mineral matter. The latter
evidently were subjected to violence while enveloped in a soft mud which now
constitutes the matrix; for in most instances in which the fragments have been
widely separated, they still retain their proper relative position to one another.
The teeth, where they exist, are usually preserved quite perfect, and in all cases
their pulp cavities are filled with dense amorphous, or with crystallized silex.
The dentine is commonly of a cream color, or pure white, but occasionally it is
tinged with a roseate hue; and in most cases where exposed from the enamel having
been worn off, it is covered by a lamina of compact peroxide of iron. Its texture is
firm, though more friable than in the recent condition. The enamel is well pre-
served in texture, but in every instance is stained. Its color passes from trans-
lucent light brown resembling horn, through different shades of brown, to black
with a brown or bluish tinge. Its surface is highly lustrous, and in those cases in
which it is dark in color, resembles polished steel.
The bones are cream white, yellowish, brownish, brown, and iron gray, and
most frequently have a slightly polished surface. Very often a thin layer of
brown oxide of iron adheres to the latter, and is difficult to detach, without re-
moving a portion of the osseous structure.
None of the specimens have the appearance of being water worn, or rolled, but
all the teeth and processes of bone, when entire, exhibit all their original sharpness
1 Rep. of a Geolog. Surv. ete., p. 606.
16 INTRODUCTION.
of outline, indicating that the carcasses of the animals to which they belonged
decayed upon a soft, muddy bottom of a lake or similar body of water.
An analysis of portions of some of the bones and teeth having been made by Dr.
Francis B. Greene, under the immediate inspection of Dr. F. A. Genth, at the re-
quest of Dr. D. D. Owen and myself, the following results were obtained :—
Specimen 1. Fragment of an os femoris of Titanotherium. This was compact,
with a subeonchoidal fracture, and tough. Its hardness was = 4.5; the sp. gr. =
2.870. Lustre resinous. Color brown; opaque. On heating, it eliminated an
ammoniacal water, together with the odor of burnt horn.
Specimen 2. Fragment of a tibia of Archeotheriwm. This was compact, and
presented an uneven, somewhat splintery, fracture. Its hardness was = 4.; the
sp. gr. = 2.826. Lustre pearly. Color pinkish white; opaque. When heated in
contact with the air, it assumed a green tint from the development of manganic
acid.
Specimen 3. Fragment of enamel from a molar tooth of Titanotherium. Appear-
ance fibrous, with an uneven fracture, and very tough. Its hardness was = 4.7;
the sp. gr. = 4.7. Lustre upon the surface subvitreous, that of the fibres pearly.
Color bluish gray, opaque.
Specimen 4. Fragment of dentine, from a molar tooth of Titanotheriwm. It was
compact, and had an uneven, somewhat subconchoidal fracture. Its hardness was
= 2.5; the sp. gr. = 2.935. Lustre dull. Color white, with gray spots and black
streaks; opaque. On heating, in contact with the air, it assumed a greenish tint.
COMPOSITION.
Spec. 1. Spec. 2. Spec. 3. Spec. 4.
Sesquioxide of iron. : = Hes): L.777 trace trace trace
Oxide of manganese . : . MnO trace trace trace trace
Magnesia. : : ; . MgO 0.348 1.140 0.219 0.53
Lime : : : : . CaO 49.837 47.052 51.872 49.82
Fluoride of calcium. : . CaFl 0.716 5.086 0.099 2.90
Baryta c ‘ a A . Bad 0.359 1.131 a —
Soda . E é : : NAO 1.134 1.572 1.288 0.75
Potassa : : : : op LO, 0.317 0.276 0.239 0.28
Silica : : : ; -« SiO} 0.135 0.259 0.611 0.79
Sulphuric acid. : : . SO 1.067 2.200 1.011 1.51
Phosphoric acid. 2 : 7 BOs 34.148 32.957 39.348 36.10
Carbonic acid. : : COs 4.088 2.2'70 3.165 2.83
Chlorine. : : : 5 Cl trace trace trace trace
Water : : : : - HO 2.048 aya 0.626 2.10
Organic matter. : P : . ; 5.682 4.086 2.538 2.66
101.656 100.000 101.016 100.22
Or, the composition may be considered thus :—
INTRODUCTION. if
Spec. 1. Spee. 2. Spee, 3. Spec. 4.
Phosphate of iron i . 2Ke,0,,3P0, 2.821
“ _ magnesia . 38Mg0O,PO,; 0.770 2.099 0.408 0.98
ee lime : - 38Ca0,PO; 69.685 68.582 83.835 77.81
é soda : . 2Na0,PO; 1.415 1.079 1.413 —.
Sulphate of baryta : - BaO,SO, 0.547 1,723 — ———
us soda , . NaO,SO, 1.083 2.443 1.437 1.71
potassa . KO;SO, 0.587 0.510 0.442 0.43
aS lime : . Cad,SO, —. — — 0.60
Silicate of lime . : . 38Ca0,Si0, 0.382 0.732 L727 2.23
Carbonate of lime ‘ - €a0,CO, 9.315 5.172 7.212 6.45
Lime . ! 3 j . Cad 6.605 6.517 1,284 NS
Fluoride of calcium . - CaF 0.716 5.086 0.099 2.90
Water : : : . HO 2.048 1.971 0.626 2.10
Organic matter . : 3 : : é 5.682 4.086 2.538 2.66
101.656 100.000 101.016 100.22
Cuvier, in speaking of the remains of mammalia in the gypsum quarries of the
Paris basin observes, “on peut s’étonner que dans une contrée aussi étendue que
celle qu’occupent nos carriéres, et qui a plus de vingt lieues de l’est 4 louest on
nait presque trouvé que des os d’animaux d’une seule famille, et que le petit
nombre d’espéces étrangéres 4 cette famille principale, y soient d’une rareté ex-
tréme.” The distinguished author infers from this a condition analogous to that
presented in our day by Australia. More recent researches, however, have shown
that in the single family alluded to, the Pachydermata, he included members really
belonging to one of the other Cuvierian families; for the Anoplotherium and Di-
chobune are now generally considered to have been true ruminating animals.
With a single exception, all the species of extinct mammalia, which have yet
been obtained from Nebraska, belong to the Ungulata, and, as in the case of those
of the Paris basin above referred to, consist of Ruminantia and Pachydermata.
The great order of Ungulata, or hoofed mammalia, according to the idea originally
expressed by Cuvier, and confirmed by De Blainville, but more especially by Owen,
is divisible into two distinct sub-orders, the Paridigitata or even-toed ungulates, and
the Jmparidigitata, or uneven-toed ungulates.
The sub-order Puridigitata may be divided into the families Ruminantia and
Ordinaria.
The Ruminantia are further divisible into sub-families as follows :—
1. Those which are hornless, and have incisors and canines in both jaws; as
Anoplotherium, Macrauchenia, Dichobune, Chalicotherium, etc.
2. Those which are hornless, and have canines and an incomplete series of in-
cisors or none at all, in the upper jaw; as Camelus, Auchenia, Moschus, Dorcathe-
rium, ete.
3. Those which have processes of the os frontis, or have antlers, in one or both
_ sexes, and have or have not upper canines, or have them in a rudimentary con-
dition, and which are without upper incisors; as Cervus, Cameloepardalis, etc.
1 Proc. Acad. Nat. Se., VI. 292.
18 INTRODUCTION.
4. Those which possess true horns, and have neither upper canines nor incisors;
as Antilope, Bos, Ovis, etc.
The Puridigitata ordinaria are represented by Sus, Dicotyles, Hippopotamus, Chee-
ropotamus, Anthracotherium, Hyracotherium, etc.
The second sub-order of Ungulata is figiaile into the following families :—
Solipedia, represented by Equus, Hipparion, Anchitherium, etc.
Ordinaria, to which belong Ehinoceros, Tapirus, Puleotherium, etc.
Proboscidia, containing Elephas and Mastodon.
Of the mammalia from Nebraska, which will be described according to the pre-
ceding arrangement, there are seven species of four genera which belong to the
Ruminantia, two species of one genus to the Puridigitata ordinaria, one species to
the Solipedia, and four species of three genera to the Imparidigitata ordinaria.
The exceptional case above referred to, belonging to a different order from the
Ungulata, is a carnivorous animal of the feline genus Machairodus.
The chelonian fossils from Nebraska, of which there are five species, belong all
to the genus Zestudo.
MAMMALTA,
CHAPTER I.
DESCRIPTIONS OF UNGULATA PARIDIGITATA.
Fam. 1.— RuMINANTIA.
Gen. POEBROTHERIUM, Leivy.
Poebrotherium Wilsonii, Lewy.
(Puate I. Figs. 1-4.)
Poebrotherium Wilsonii, Leidy: Proceedings of the Academy of Natural Sciences of Philadelphia, 1847, III.
322; Owen’s Rep. of a Geol. Sury. of Wisc., etc., 1852, 571.
Poebrotherium is a peculiar genus of ruminants, among recent animals most
nearly allied to the Musks, and probably belongs to the second sub-family according
to the characters before indicated.
The species Poebrotheriwm Wilsonii was established upon the greater portion of a
skull, which was the first mammalian fossil, sent to the Academy of Natural
Sciences of Philadelphia, from the eocene beds of Nebraska. It was presented
by Mr. Alexander Culbertson, of Chambersburg, Pennsylvania, and, when first re-
ceived, excited great interest among the members of the Academy, as being an
indication of the rich palzeontological treasures since derived from the same locality.
The specimen has lost the symphysis of the lower jaw, the end of the nose, one
zygoma, the upper part of the face, and the upper and posterior part of the
cranium. It is also much fractured and fissured; but the portions of it which
remain appear to have very well retained their original relative position.
It belonged to an individual just reaching adult age; the permanent true molars
haying protruded, but none of the deciduous molars having been shed. In the
upper jaw the molars are preserved on both sides, but several of those upon the
left side are broken. This series consists of the three permanent true molars and
three deciduous molars in a continuous row, and the first permanent premolar
separated by a hiatus from the others. (PI. I. Figs. 1,3.) In the lower jaw, on the
left side, are preserved five, and on the right side six teeth, viz., three permanent
true molars, and three deciduous molars, forming a continuous row. (Figs. 1, 4.)
20 POEBROTHERIUM.
When the specimen was received, the right side of the lower jaw contained a
fragment of a fang, separated from the remaining molars by a hiatus, and situated
just in advance of the position of the first permanent premolar above, with which
it most probably corresponded.
The form of the head, if restored, would probably most approach that of the
existing Musks, or the extinct Dorcatherium, Kaup, from the Middle Tertiary Form-
ations of Europe. The face is relatively longer than in either of these genera,
and is also more advanced in position; for in Poebrotheriwm the anterior margin
of the orbit is on a line with the middle of the penultimate true molar, whereas in
Dorcatherium it is in advance of this, and /in the Musks it is anterior to the first.
At the side of the nose, the face is depressed into a remarkably deep concavity,
at the bottom of which the ossa maxillaria of the two sides are nearly in contact;
and the face, in this position, is only about two lines and a half in diameter. (Figs.
1,2.) The depression may, to some extent, be the result of accident after the
death of the animal, for the specimen is fractured; the parts, however, generally
appear to have retained their natural position.
Dorcatherium also presents a concavity holding nearly the same relative position;
but, in consequence of the distance between the orbit and the bottom of the canine
alveolus being comparatively short in this genus, the depression is close to the
orbit; whereas, in Poebrotherium it is far advanced by reason of the prolongation
of the face, which converges from the margin of the orbit to the bottom of the
concavity.
Anteriorly, in the specimen, the concavity is abruptly intruded upon by a bulging
of the face, apparently produced by a canine alveolus like that of the Moschus
moschiferus and the Dorcatherium.
Below the concavity of the side of the nose, the face becomes rather abruptly,
vertically convex; and here, above the anterior fangs of the last temporary molar,
less advanced than in the Musks, is situated the exit of the infra-orbital canal.
The anterior and inferior margins of the orbit remain, and show it to have been
large and subcircular, as in Dorcatherium, and to have had a direction outward and
slightly upward, but apparently not at all forward. The margin of the orbit,
anteriorly and inferiorly, is everted, and is most prominent at the lachrymal border.
The malar bone below the orbit is about three lines deep, and, except its slightly
everted orbital margin, is vertical in its position, so that its lower border is sftuated
considerably exterior to the alveolar processes. That border is nearly on a level
with the edge of these processes, and the maxillo-malar suture curves upward and
forward from near their edge, about the position of the middle of the last molar
tooth. Anteriorly to the orbit, the malar bone rises for nearly half an inch above
its inferior margin, and is there from four and a half to five and a half lines wide.
The lachrymal bone externally is six lines broad, and forms part of the slope of
the face converging to the bottom of the concavity at the side of the nose, but pre-
sents itself no disposition to the formation of a lachrymal sinus. Its orbital face,
near the margin, is pierced by an infundibular orifice about one line wide to the
ductus ad nasum.
POEBROTHERIUM. 21
The only parts preserved and visible of the base of the cranium, in the speci-
men, are the auditory bull, separated by the body of the sphenoid bone. These
are remarkable for their great size and position. Relatively they are not longer
than in the Musks, but their transverse and antero-posterior diameters are rather
greater. They are also more vertical in their position than in the Musks, and
are so situated that their postero-external portion projects considerably exterior
to the ramus of the lower jaw, filling up nearly a concavity formed by its posterior
margin. The length of the bulle from the meatus auditorius is eleven lines, the
transverse diameter posteriorly nine lines, and the antero-posterior diameter an
inch. Externally they are convex, and converge forwards within the position of
the ramus of the lower jaw; internally they are vertical and slightly convex, or
nearly plane; posteriorly they inclose the stylal pit; and postero-internally they
present a broad irregular surface, which abuts against the paramastoid process.
The space separating the bulle, or the width of the sphenoidal body between them,
is about five lines. (Fig. 1.)
The auditory process resembles that of the Musks, and the meatus auditorius
externus, which holds the same relative position as in these, is subcircular, and
about a line in diameter.
The glenoid articulation, so far as can be ascertained by viewing its position with
the condyle of the lower jaw in contact, is much like that of the Musks, but
appears rather more concave.
Inferior Maxilla.—The form of the lower jaw in Dorcatheriwm is very similar
to that of the recent Musks, but is very peculiar in Pebrotheriwm. In this the
base is much more nearly horizontal, and when placed upon a plane surface touches
it at the angle and middle, and the anterior portion, which curves downwards from
the position of the third premolar to the symphysis, also nearly reaches the same
level. (Fig. 1.)
The outer surface of the bone below the true molars is convex, but below the
premolars is nearly plane and deeper than in the former position. The alveolar
margin rapidly ascends posteriorly from the position of the second true molar, and
descends in advance of the second premolar.
The ramus is remarkable for its breadth, and the possession of an angular
apophysis, as in the Camel, carnivora, and most rodentia. ‘The process in position
and form is intermediate to that of the Camel and Rabbit. From its point a thin
convex edge, corresponding to the technical angle, descends to the base of the jaw,
and a concavity, which in a great measure is occupied by the auditory bulla, ascends
to the condyle.
The relation of the condyle and coronoid process is about the same as in the
Musks, but below the notch separating them, the ramus is depressed relatively as
much as in the Peccary, a peculiarity in which the genus differs from all existing
ruminants.
The condyle externally has nearly the same form as in the Musks, and as far as
can be seen in the specimen; its articular surface appears to be a little more convex
than in those animals.
The coronoid process is relatively broad, and curves upwards as in the Musks.
4
22 POEBROTHERIUM.
-
Its extremity is broken in the specimen. The symphysis also is broken away, but
it appears to have commenced from behind about four lines in advance of the second
premolar, and the anterior mental foramen is situated just above this portion of it.
Dentition.—I think it probable that the permanent dentition of Poebrotherium
was equal to the following formula :—
HELP i tie p.m. Seine
ata tO Por 4 4 3.38
In the specimen, the symphysis with its teeth is broken away; and a portion
only apparently of the upper canine alveolus remains.
Superior Molars.—The upper teeth, in the specimen, consist of the three per-
manent true molars, fully protruded, and the three temporary molars, forming
together a closed row, and separated from this by a hiatus with an acute concave
margin about four lines long, is, what I suspect to be, the first permanent premolar,
which had no predecessor. (Figs. 1, 5.)
The permanent true molars resemble those of the Musks, but their constituent
lobes possess much less prominent summits. The inner lobes also are less angular,
but more convex internally, and the outer lobes are much less prominent in the
same direction. The outer lobes of each true molar, in the Musks, are separated
by a narrow cleft, but in Poebrotherium they are separated only by a longitudinal
ridge, which is the most prominent of those existing externally. The median
ridge of each lobe externally is the most prominent and convex in the Musks,
but is relatively narrow in Poebrotherium, and the intervening spaces are more flat
in this genus. .
In the specimen under consideration, the last molar had been but a short time
fully protruded, the enamel being worn only from the summit of its postero-internal
lobe, and remaining nearly intact upon the postero-external. The summits of all
the other lobes of the true molars present narrow tracts of exposed dentine sur-
rounding the interlobular pits of enamel.
The temporary molars, also, have a very great resemblance to those of the Musks.
The last of the series is like the permanent true molars, and in the specimen the
enamel has been worn from the masticating surface, except a small crescentic islet
between the posterior pair of lobes.
The second temporary premolar in the specimen has its enamelled triturating
surface obliterated, and in its present condition is constituted by a wide posterior
lobe, the result of the confluence of an original transverse pair, and a narrower
anterior lobe with a pyramidal summit, which does not distinctly appear to be
formed from the association of an antero-posterior pair, such as exists in the corres-
ponding tooth of the Musks. Externally this tooth presents three convex promi-
nences, separated by concave depressions.
The first temporary premolar has a simple, broad, oblong, trenchant crown, which
is most prominent at its anterior part. It is convex externally, and the enamel
internally is worn off in a sloping manner.
The first permanent premolar, which, as before observed, is removed from the
others by a hiatus, has a simple oblong, trenchant crown like that last described,
Saabs
POKEBROTHERIUM. 23
but is longest or most prominent at the middle, is convex externally, and sloping
plane internally, and is inserted in the jaw by two diverging fangs.
Inferior Molars.—(Figs. 1,4.) The lower teeth, preserved in the specimen, consist
of the permanent true molars, and the three temporary molars. The former are re-
markable for the simplicity of their lobes, and these, as in the case of those above,
have not as prominent summits as are found in the Musks. The internal surface of
their inner lobes is vertical and plane in comparison with what it is in the Musks
and other ruminants, and its longitudinal ridges are but slightly elevated above
the intervening spaces. The external surface of these lobes is quite plane and
nearly parallel with the internal.
The outer lobes are vertically prismoid with the anterior surface broader than
the posterior, and the internal surface more vertical than in the Musks or Deer.
The extremities of the crescentic summits join the corresponding margins of the
inner lobes, and there is no disposition to the bifurcation of the posterior horn of
the antero-external lobes as in the Musks.
Each transverse pair of lobes, in the specimen, presents a trilateral pit of enamel
surrounded by a narrow tract of exposed dentine.
The fifth lobe of the last molar is a simple, thin, enamelled plate, with a trench-
ant edge.
The last temporary molar, as in all ruminants, is composed of three pairs of
lobes; but, in the specimen, from the obliteration of the interlobular enamel pits,
it rather consists of three antero-posterior prismoid lobes.
The two temporary premolars, in the broad trenchant character of their crown,
resemble those of the Musks. Their trenchant margin rises to the middle of the
teeth, the external surface is elevated into three slight convexities, and the inner
surface is convex posteriorly, but is depressed anteriorly. The margin of the second
premolar is broadest posteriorly, and is worn off in this position in the specimen,
and the anterior fifth of the tooth bends within that preceding it. As before ob-
served, when the specimen was first received, a fragment of the first permanent
premolar remained in the lower jaw, situated about five lines in advance of the
first temporary molar. | ;
This species is named in honor of Dr. Thomas B. Wilson, of Philadelphia, a
distinguished patron of the natural sciences.
MEASUREMENTS.
Inches. Lines.
Distance from meatus auditorius to anterior part of first permanent premolar . 4
Distance from meatus auditorius to infra-orbital foramen : ;
Diameter of orbit from lower part of post-orbital arch to lachrymal margin
Breadth at meatus auditorius
Breadth at auditory bulla
Breadth at malar bone below orbit
Breadth at infra-orbitar foramen .
Breadth above first permanent premolar
Breadth above middle true molar
Height of orbit from base of lower jaw
Height of lower jaw at condyle ; : : : ; : : Shea al
Height of lower jaw at middle true molar
me bb eH ee oo
et et
me
VEoortwwPpPrH OPH CO
ee)
24 AGRIOCHOERUS.
Inches. Lines.
Height of lower jaw at first temporary premolar . : ; ; 4 : 7
Height of angular apophysis : - - : - , : : ; 10
Distance from coronoid process to anterior mental foramen 4 4
Length of upper series of six molars 2 6
Length of lower series of six molars 2 8
GREATEST DIAMETER.
SF ee
Antero-posterior. Transverse.
Seventh upper molar . : ; A ; : : - - 1 lines. 6 lines.
Sixth upper molar. A s ; : 3 ; " Page oy soci bE
Fifth upper molar. ‘ : : : ‘ : : Fhe 3 as Bireee
Third temporary molar ; : : é : - : maa pint ce
Second temporary molar. : : ; : - ; he SEE 3 3%
First temporary molar : : : ‘ ; : : . 4y Hhiyy 466
First permanent premolar . ; ‘ , . : , Peas, Lape
Seventh lower molar . : 2 : : : 3 ? = 405 4 By ee
Sixth lower molar. F ‘ ; : : ; : sO
Fifth lower molar ’ E , ’ : : : 2 oP eee
Third temporary molar : : : ; és ; : = WEIS ait
Second temporary molar. F : ‘ : ; i A pbtys i
First temporary molar : : ; : : : : 2g ies Ligte
AGRIOCHOERUS, Lenny.
Asriochoerus antiquus, Lrry.
(Puate I. Figs. 5-10.)
Agriochoerus antiquus, Leidy: Proc. Acad. Nat. Sci., 1850, V. 121; Owen’s Rep. of a Geol. Sury. of Wisce., etc., 571.
Agriochoerus is a remarkable and very peculiar genus of ungulata, representing
a type which occupies a position in the wide physiological interval existing between
recent ruminants and the anomalous Anoplotherium.
It was first established in the Proceedings of the Academy of Natural Sciences
of Philadelphia, for 1850, upon a portion of a skull, and several fragments of jaws
with teeth, received from my friend, Dr. Hiram A. Prout, of St. Louis.
Of the species characterized under the name of Agriochoerus antiquus, 1 have
had the opportunity of studying the following specimens :—
1. A much mutilated face, with the forehead, and portions of both sides of the
lower jaw, apparently of an adult individual. The upper jaw contains upon one
side the posterior five molars, and upon the other side the posterior six molars.
Both fragments of the lower jaw contain the posterior five molars. The first true
molar is only slightly worn, while the others have hardly yet been affected by
trituration. Received from Dr. Prout. (PI. L., Figs. 5-8.)
2. Two fragments of the upper maxilla, containing each the last two true molars,
and a fragment of the lower jaw containing the anterior two true molars. These
apparently belonged to the same and an older individual than the former. Received
from Dr. Prout. (Figs. 9, 10.)
Description of the portion of a Skull.—Viewed from above, the anterior portion of
the skull is nearly equilateral triangular, the sides of the face converging in a nearly
AGRIOCHOERUS. 25
straight line from the posterior part of the orbit to the most anterior of the molars
in the specimen. Viewed laterally (Fig. 5), it is remarkable for the lowness of the
forehead and the parallelism of its upper part with the alveolar margin.
The forehead is broad, and between the anterior part of the orbits is convex, but
between the posterior part, at its middle half, is flat or slightly depressed, and upon
the post-orbitar processes is rather abruptly depressed.
The posterior part of the os frontis, in the specimen, has a small fragment of the
ossa parietalia attached on each side, and between these it is convergent backward
to where it is broken off, evidently indicating it to have been pointed and received
into a notch of the parietalia as in the Camel and Merycopotamus. Anteriorly,
the os frontis, though broken, is easily perceived to have terminated in angular
processes between the ossa lachrymalia and nasi.
The remains of the frontal suture existing in the specimen, are distinct and zig-
zag posteriorly, but straight and a little out of the normal course anteriorly.
About a line on each side of the frontal suture, in a position corresponding to
the anterior third of the orbit and ten lines from its margin, is a small supra-orbitar
foramen.
No portions of the nasal bones are preserved, and the notch of the os frontis, for
the reception of their posterior extremity, is too much broken to ascertain their
limits in this direction, but they appear to have extended a little posterior to the
position of the anterior orbital margin.
The orbital entrance is open posteriorly as in Anoplotheriwm, but is relatively
larger than in this, and its plane is directed outward and as much upward almost
as in feline animals; but not so much forward as in the Deer, though rather more
so than in the Musks. In form it is subcircular, and is about one inch in diameter.
The post-orbital processes of the os frontis and os male are six lines and three-
fourths distant from each other, and are thick, compressed, conoidal, and pointed.
That of the former bone is directed outward and downward, that of the latter
upward, inward, and slightly anterior, and its point is about four lines external
to the one above.
The lachrymal margin ig partially broken, but it appears to have been only
slightly prominent. The facial surface of the lachrymal bone is seven and a
half lines in vertical diameter, and is a feebly depressed inclined plane, on the
same level nearly as the orbital entrance.
The malar bone, compared with that of recent ruminants, is robust, and its
external face, below the orbit, is vertically slightly convex. Antero-posteriorly it
is convex, and its anterior limit is on a line with the first true molar tooth.
The superior maxillary bone, from the position of the malar bone forward and
upward, as far as it is preserved in the specimen, is prominent and convex, and
below this upon the alveoli is vertically convex. The infra-orbitar foramen is
vertically oval and directed forward, and is situated above the hinder fang of the
penultimate prenfolar an inch in advance of the orbit.
The hard palate, for the most part, is obscured by a very hard matrix, to remove
which would endanger the specimen; but where exposed, between the anterior of
the premolars, it is remarkable on account of the very great degree of inclination
26 AGRIOCHOERUS.
_
of the two sides; its median suture being about five lines above the alveolar
margin. (Fig. 6.)
Inferior Maxilla—The two fragments of lower jaw, preserved in connection
with the specimen just described, and comprising as much of the body of each side
as contains the hinder five molars, present pretty much the same form as the cor-
responding portion of the jaw of the Camel, but are relatively deeper and less
convex externally. (Fig. 5.)
The alveoli have a remarkable degree of descent forward in relation to the base
of the jaw; the depth of the bone below the posterior lobe of the last molar being
twenty-one lines, whilst it is only eleven lines below the last premolar.
Internally the lower jaw is much more convex than externally, especially in
advance of the first true molar, and also posterior to this upon the alveolar portion
of the bone.
Just above the thick, rounded base of the jaw internally, and below the position of
the first true molar, a concavity commences, which gradually expands and deepens
to a line with the posterior lobe of the last molar, when it abruptly increases and
then continues to the broken margin of the specimen, so that it is probable the
technical angle of the jaw within is deeply concave, as in the Tapir.
A little more than half way below the position of the last premolar externally
is a small foramen directed backward, which is probably an offset from the inferior
dental canal.
Dentition—The molar teeth of Agriochoerus are certainly ruminant in their
type, and the true molars in both jaws are constructed upon the same pattern as
those of all recent ruminants, each being composed of two symmetrical pairs of
demiconoidal lobes, with an additional odd lobe to the last lower molar. In the
specimen above described, the posterior six molars are preserved in the upper jaw,
and the posterior five in the lower jaw.
The molars in both jaws successively decrease in size from behind forward.
Those above, on the two sides, are nearly parallel internally, and from thirteen to
fourteen lines apart, but externally their line is convergent forward.
Superior Molars.—(Figs. 5, 6-10.) The upper true molars resemble very closely
the corresponding teeth of Hyopotamus deprived of their anterior median or ac-
cessory lobe. As in this genus, their transverse diameter is greater than that
antero-posteriorly; the result apparently of the expansion of the teeth from the
condition in which they exist in the recent ruminants generally. The lobes are
low and spread wide apart, and the interlobular spaces are broad and shallow;
thus the perpendicular height of the outer lobes of the last molar is four lines,
and the distance between the summits of the anterior pair of lobes is three lines.
The outer lobes conjoin externally to form a prominent median convexity, and
another, similar but not quite so large, is formed by the union of the anterior angle
of the antero-external lobe with the contiguous prolonged arm of the summit of the
antero-internal lobe. The surface of the outer lobes, between the external con-
vexities, is transversely concave with the feeblest degree of median elevation, and
inclines very much inward. Internally the outer lobes are convex and nearly
vertical.
AGRIOCHOERUS. op
The inner lobes are smaller than those external, are convex internally, and con-
cave externally with a slight median elevation. The extremities of the summits
extend around the base internally of the outer lobes, except that posterior of the
antero-internal lobe, which ceases abruptly at its arrival in the transverse valley
of the tooth.
Constituent portions of a basal ridge, feebly developed, exist principally between
the bases of the inner lobes, and anteriorly and posteriorly.
The fourth premolar is quite peculiar, and rather resembles a last deciduous
molar than the permanent premolars of ordinary ruminants. It consists of two
pairs of lobes like those of the true molars, but the postero-internal lobe is in a
rudimentary condition, consisting of a small pyramidal tubercle occupying the
normal position. The prominence externally produced by the confluence of the
outer lobes is relatively not so large as in the true molars, but otherwise the prin-
cipal lobes have the same form.
The third premolar consists of one large trihedral pointed lobe, with a rela-
tively small pyramidal lobe, situated at the base of its postero-internal face. The
latter lobe is broken in the specimen. The external face of the former is the
broadest, is slightly convex, and is prominent in the median line. The inner faces
are sloping, and that posteriorly is concave.
The second premolar has nearly the same form as that last described. Its prin-
cipal lobe is relatively less broad, and its external face is more convex. A rudi-
mentary lobe, which apparently existed at the base of the postero-internal face of
the principal lobe, is broken away in the specimen.
The upper true molars are implanted by four fangs; the last premolar by three;
and those in advance by two. The fangs of the anterior premolars, and the outer
ones of the last premolar and the true molars, present a remarkable curve outward
in their course downward.
Inferior molars.—(Figs. 7-9.) The outer lobes of the lower true molars are larger
than those within, but do not rise quite so high. Their internal face is concave and
slightly elevated in the median line. Externally they are conoidal, are confluent
at the base, are without intervening portions of a basal ridge, and are slightly
spread outwardly towards their lateral margins.
The anterior extremity of the summit of the antero-external lobe joins the con-
tiguous margin of the lobe within; its posterior extremity in association with that
anterior of the summit of the postero-external lobe turns upward and becomes con-
fluent with the posterior part of the external face of the antero-internal lobe; and
the posterior extremity of the postero-external lobe, except that of the last molar,
bifurcates, one portion connecting itself with the posterior part of the outer face of
the postero-internal lobe, the other with the posterior margin of the same lobe.
The inner lobes externally are convex and nearly vertical, and internally are
most prominent in the median line, and have their angles everted into short, promi-
ent, divergent folds.
The fifth lobe of the last molar is about the size of those external, and in section
is oval. Its pointed summit descends by a pair of U like arms, one of which joins
28 AGRIOCHOERUS.
_
the margin of the internal of the posterior pair of lobes, the other the contiguous
extremity of the summit of the inner of the same pair of lobes.
The fourth premolar, like the true molars and the corresponding tooth of the
upper jaw, also has four lobes. Those external have the same form as in the true
molars, but that anterior is larger than the one posterior. The inner lobes are
reduced representatives of those homologous in the true molars, and still preserve
the same form, but as they retain their connection with one another, they are
placed at the posterior three-fourths of the position of the tooth.
The third premolar is formed by a single, large, broad, demiconoidal crown, in
which, however, may be traced a constitution of two outer lobes corresponding to
those of the true molars, the posterior of which has become almost entirely fused
with the anterior, but is still distinguishable by a depressed line externally, and a
well marked cul-de-sac internally.
All the inferior molars have two fangs, and in the last of the series the posterior
consists of a confluent pair.
The enamel upon the teeth described is everywhere smooth, or is only very
slightly corrugated.
MEASUREMENTS.
Inches. Lines.
Breadth of face from one malar bone to the other, posterior to the orbits Se
Breadth of forehead at post-orbital processes of os frontis 2 4
Distance between the infra-orbital foramina . 1 64
Diameter of the orbits , ; 1
Height of forehead above the alveolar margin iL 10
Distance between the posterior molars anteriorly 1 2
Distance between the third premolars . 1 2
Length of line of the posterior six superior molars 3
Length of line of the five inferior molars 3
Length of line of superior true molars . 1 10
Length of line of inferior true molars . . : ; 5 2 1}
Greatest antero-posterior diameter of the posterior superior molar . : : 9
Greatest transverse diameter of the posterior superior molar . . : : 103
Greatest height of the posterior superior molar. : ; : : ; 34
Greatest antero-posterior diameter of first superior true molar : : : 7k
Greatest transverse diameter of first superior molar - : : - : 8
Greatest antero-posterior diameter of fourth premolar . 5 5 : 5 6
Greatest transverse diameter of fourth premolar . é 5 5 : : 63
Greatest antero-posterior diameter of second premolar. 5 : é ; 4}
Greatest transverse diameter of second premolar . é : é 2 : 3 :
Height of the second premolar. ; : ; : - : , : 34
Antero-posterior diameter of posterior inferior molar. : . . viet gil
Transverse diameter of posterior inferior molar. : : - ; : 6
Antero-posterior diameter of first true molar : : 3 ; : : 64
Transyerse diameter of first true molar : : . . : : : 4)
Antero-posterior diameter of fourth premolar : é c : : ; 64
Transverse diameter of fourth premolar , : - - . . . 4
Antero-posterior diameter of third premolar . 6 ; : : ; - 4}
Transverse diameter of third premolar . A : . : : . 2 3
OREODON. 99
ORECDON.
(Puares II.—VI.)
In the Proceedings of the Academy of Natural Sciences of Philadelphia for 1848,
I described two fragments of an upper and a lower jaw of an extinct ungulate animal,
from the Bad Lands of Nebraska Territory, presented to the Academy by Mr.
Alexander Culbertson. The fragment of an upper jaw contained the last two
molars, that of the lower jaw the three true molars, and from the form of the teeth
I characterized the animal under the name of Merycoidodon Culbertsonii.
In 1851 I received from the Smithsonian Institution, and from Dr. Hiram A.
Prout, of St Louis, several fragments of skulls and jaws, obtained from the same
locality as the former. These contained the same form of true molars; but, being mis-
led by a fragment of the face of a young animal containing a portion of the first
permanent premolar, followed by the entire first, and portions of the second and
third deciduous molars, in a verbal communication to the Academy,’ I referred
the specimens to two other distinct genera, to one of which the name Oreodon
was given, and to the other that of Cotylgps.
All these have since been satisfactorily determined to belong to a single genus, for
which I desire to retain the name Oreodon, in preference to Merycoidodon ; for all
the anatomical characters of the animal indicate it to have been a true ruminant,
and not merely like one in the form of its molar teeth.
Oreodon is a remarkable and very peculiar genus of ruminant ungulates, constitut-
ing one of the links necessary to fill up the very wide gap between existing rumi-
nants and that exceedingly aberrant form of the same family, the extinet Anoplo-
therium of Kurope and Asia.
Of this genus I have been enabled to examine crania, more or less perfect, and
fragments of others; and teeth of numerous individuals of at least two, and probably
three distinct species, and can render our knowledge of the head of the animal
almost complete.
Description of the Skull—The form of the skull of Oreodon is so peculiar that I
know of none among existing ungulates with which to compare it nearer than that
of the Camel; and yet this only approaches it in the form of the cranium proper.
Generally it has most resemblance to that of Anoplotherium, but from this it strik-
ingly differs, in the existence of post-orbital arches as in all existing ruminants; in
the greater size of the orbits; in the presence of deep lachrymal depressions, rela-
tively as large as those of the Deer or of the extinct Bootherium; and in other
important particulars. The true molar teeth are decidedly of a ruminant cha-
racter; while canines and incisors exist in both jaws, and form with the molars
almost unbroken rows, as in Anoplotherium.
Lateral View.—(PI. Il. Figs. 1,3; I1.2; V.1; VI.3,4,6.) The side view of
1 Proc. Acad. Nat. Sci., V. p. 287.
5 2
30 OREODON.
the skull resembles in its general form very much that of Anoplotheriwm. The -
upper outline of the skull forms an almost unbroken convexity from the inion to
the end of the nose; being depressed very slightly only upon the forehead at the
bifurcation of the sagittal crest. The outline of the inion is obliquely downward
and forward, and is only intruded upon by the occipital condyles.
Among existing ruminants, the cranium proper of Oréodon is very like that of the
Camel and Llama. As in these, the temporal fossa is large and extends superiorly to
the median line of the skull, where it rises upon a prominent sagittal crest, which
posteriorly, in conjunction with the occiput, forms an eminence projecting above the
inion and constituting its summit. The fossa at the margin of the inion forms an
oblique crest, which relatively is not as deep as that of the Camel, and which is
constituted by the junction of the squamous portion of the temporal bone with an —
elongated process from the pars petrosa intercalated between the former and the
occiput; and above by the occiput alone. Anteriorly the fossa is bounded by the
divergent portion of the sagittal crest upon the post-orbital process.
The temporal surface generally is smooth and convex, but is concave along the
course of the occipital crest and the sagittal crest posteriorly, and as in the Camel,
nearly one-half of its extent is constituted by the squamous portion of the tem-
poral bone. .
Following the course of the squamous suture at its anterior part, in some of the
crania, the parietal bone is depressed into a groove, resembling the impression
of a bloodvessel, or the trochlea of a tendon; but in other specimens this groove
does not exist, or is very slight. At the back part of the same suture, varying in
position in different individuals, are one or two vascular foramina, directed upward
and backward. (V. 1.)
In all the specimens under investigation the zygomatic arch is broken; but,
judging from a portion remaining in the skull of an immature animal, it is rela-
tively as strong as in the Camel. (VI. 6.) .
The malar bone, as in the Deer, has a much more anterior position than in the
Camel, but itis more robust than in this, and its outer surface is convex and on
the same plane with the entrance of the orbit, being directed forward and upward.
Anteriorly, it is continuous with a corresponding swell of the face, converging
forward above the alveolar processes.
The post-orbital process of the os frontis combines with that of the malar bone,
so as to form a complete post-orbital arch, such as exists in all recent ruminants;
which is relatively stronger than that of the Deer, Ox, or Sheep, but is not quite
as strong as in the Camel. (IV. 3; VI. 4,6.) The temporal attachment extends
upon the post-orbital arch, as far as the transverse suture.
The entrance of the orbit is sub-rotund, and is directed to about the same extent
forward as in the Deer, but in a slight degree more upward. (IV. 3.)
The face, in its general form, strongly resembles that of 7 Rand
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CASPER I:
TESTUDO, Linnarvs.
Aut the fossil turtles from Nebraska, which have come under my inspection,
belong to the genus Testudo. ;
In the ordinary constitution of Testudo, the osseous carapace is composed of ten
vertebral plates, eight pairs of costal plates, and eleven marginal plates upon each
side of a symmetrical nuchal and pygal plate.
Fig. 1. Ideal view of the structure of af
the carapace of Testudo. The dark out- }
lines indicate the boundaries of the scutes;
the serrated lines, the limits of the plates.
lyp—10vp (median line), vertebral plates;
lep—8ep (right hand), costal plates; Imp
—1l1mp, marginal plates; up, nuchal plate;
PP, pygal plate; 1vs—5vys, vertebral scutes;
les—5 (left), costal scutes; Ims —11ms,
marginal scutes; ns, nuchal scute; ps, py-
~ gal seute.
The first vertebral plate is oblong quadrilateral; the succeeding plates, to the
eighth inclusive, are most usually hexahedral; the penultimate plate is inverted V
14
102 TESTUDO.
shaped; and the last of the series is rhomboidal, and is included in the notch of the
latter and one similar of the pygal plate.
The costal plates are alternately broader and narrower.
In the recent condition, the carapace is invested by corneous scutes, which impress
it with their form. ;
There are five vertebral scutes, four pairs of costal scutes, and eleven marginal
scutes upon each side of a narrow symmetrical nuchal scute and a broad undivided
pygal scute.
The plastron or sternum of Zestudo is composed of a single, more or less pyri-
form, entosternal plate, inclosed by a pair of episternal and hyosternal plates, and
posterior to the latter of a pair of hyposternal and xiphisternal plates.
Fig. 2. Ideal view of the structure of
the sternum of Testudo. en, entosternal
plate ; ep, episternal plate; hyo, hyosternal
plate; hyp, hyposternal plate; xi, xiphi-
sternal plate; gu, gular scute; pe, pectoral
scute; hu, humeral scute; ab, abdominal
scute; fe, femoral scute; ca, caudal seute ;
Imp—l11mp (right), marginal plates of the
carapace; 1ms—11ms (/e/t), marginal scutes
of the carapace; ns, nuchal scute; ps, py-
gal scute; 9, 10vp, vertebral plates; pp,
pygal plate.
The corneous scutes of the sternum, which impress their osseous basis, consist of
eight pairs, as follows: the gular, pectoral, humeral, axillary, abdominal, femoral,
inguinal, and caudal scutes.
Dr. Evans, in the Geological Report of Dr. Owen, before quoted, states that fossil
turtles were found in a portion of the Bad Lands, some five or six miles in extent,
having much the appearance of an ancient lake, where it is entered from Bear
Creek, a tributary of the Cheyenne. At one of these lake-like expansions hundreds
of fossil turtles were discovered. They do not rest immediately on the grassy plain
that forms the present floor or bottom, but on the talus and debris, collected into
TESTUDO. 103
mounds, which have been derived from the disintegration of the marly earths that
have slid from above. The particular stratum in which they seem to have been
originally imbedded, is a pale flesh-colored, indurated, siliceous, marly limestone,
situated from thirty to forty feet above, as shown in Number 7 of the geological
section, page 13 of this memoir. In the succeeding pages I shall describe five
species of Testudo, but ‘at the same time I suspect that they may not all be truly
distinct.
Testudo Nebrascensis, Ley.
(Pratr XIX.)
Stylemys Nebrascensis, Leidy: Proc. Acad. Nat. Sci., 1851, v., 172.
Testudo Nebrascensis, Leidy: Proc. Acad. Nat. Sci., 1852, vi., 59; Owen’s Rep. of a Geol. Sury. of Wisc.,
ete., 567.
Of this species I have the opportunity of examining four specimens from the
collections of Messrs. Culbertson, Captain Van Vliet, and Dr. Owen. All are more
or less broken, and two are crushed; all have lost the anterior and posterior mar-
ginal plates, and in one the carapace is almost entirely gone. They vary a little
in size, and apparently belonged to immature individuals, as the costal plates had
not yet been connected to the marginal plates by cartilage.
The form of the species approaches very much that of the genus Emys, and is
more depressed than the Gopher, Testudo polyphemus.
The marginal plates are oblique at the sides of the carapace, and turn abruptly
beneath at their lower third.
The processes of the sternum, which act as columns of support to the carapace,
at the bottom of the lateral notches are remarkable for their prominence and thick-
ness. Those anterior are twenty-one lines long, four lines broad, and two and a
half lines thick, and ascend inwardly at an angle of about 45°, and are received at
their free extremity into a pit about the middle of the outer margin of the first
costal plate. Those posterior are equally strong with the former, and join the
carapace at the junction of the fifth and sixth costal plates.
The sternum is flat, turned a little upward anteriorly, and is slightly convex at
its Junction with the carapace.
The axillary and inguinal notches are directed downward; and the line of union
of the sternal with the marginal scutes is nearly parallel on the two sides.
The species is the smallest and most depressed of those brought from Nebraska,
and in all the specimens the arrangement of the plates is the same, except in the
smallest, which has an additional vertebral plate introduced between the ordinary
eighth and the inverted V-shaped penultimate plate.
Plates of the Carapace.—(Pl. XIX. Fig.1.) The first vertebral plate has convex
sides, and in the smallest specimen, being the only one in which it is preserved, is
ten lines long and six broad. The vertebral plates, from the second to the eighth
inclusive, are hexahedral; and to the fifth are nearly equal in size, but afterwards
undergo a rather sudden reduction, and then also continue to be nearly equal.
The second vertebral plate articulates with the first and second pairs of costal
104 TESTUDO.
plates; the third with the second and third; and in the same manner the remaining
vertebral plates, to the eighth inclusive, articulate each with two pairs of costal
plates.
The first costal plate joins the first to the third marginal plate inclusive.
Plates of the Plastron.—(P\. XIX. Fig. 3.) In the largest specimen of Testudo
Nebrascensis, in which the sternum is best preserved, the entosternal plate is pyri-
form, and measures one and a half inches long by sixteen lines broad. It encroaches
for a third of an inch upon the position of the gular scutes, and extends within a
line of the humeral scutes. In the other specimens, the entosternal plate reaches
the boundary of the latter.
In the largest specimen, the episternal plates are one and a half inch long.
The hyosternal plates are two and a quarter inches long, and in all the specimens
articulate with the third to the fifth marginal plates inclusive.
The hyposternal plates, in the smallest specimen, are one and a half inch long,
in the largest two inches; and they articulate with the postero-inferior angle of the
fifth marginal plates, and the sixth and seventh of the latter.
Scutes of the Carapace.—(Pl. XTX. 1.) The vertebral scutes, from the second to
the fourth inclusive, are hexahedral, and are broader than they are long. The
second and third are nearly equal in size, and in the smallest specimen measure
about nineteen lines broad by fifteen long. The fourth vertebral scute is sixteen
lines broad by fifteen long, and in another specimen, twenty broad by sixteen long,
and it has the postero-lateral sides more convergent backward than in the pre-
ceding scutes.
Scutes of the Plastron.—(Pl. XIX. 3.) Upon the sternum, in all the specimens,
the scutes agree in the details of their arrangement, except that in the smallest the
anterior margin of the humeral scutes courses along the bottom of the axillary
notches, but in the others turns forward and outward to the latter.
The gular scutes, the position of which is preserved in the largest specimen, are
one inch in length and are angular posteriorly.
The pectoral scutes are two inches and one line long.
The humeral scutes internally measure a half an inch in length, but externally
expand before and behind, and join the axillary and the fourth and fifth marginal
scutes. In the smallest specimen they reach to the sixth marginal scutes, but in
the largest one not within several lines.
The abdominal scutes of the largest specimen are two inches two lines long, but
are a fourth of an inch less in the smallest one, and in this they join the sixth and
seventh marginal and the inguinal scutes, and in that several lines of the fifth
marginal scutes in addition.
The lines of junction of the scutes of the sternum with those of the carapace
are nearly parallel on the two sides, and are undulant and intersect the sutural
connection of the contiguous plates.
The axillary scute rests upon the hyosternal and third marginal plates between
the humeral and fourth marginal scutes.
. The inguinal scute is supported upon the hyposternal plate, and in the largest
-
>
i ee
TESTUDO. 105
specimen upon the sixth and seventh marginal plates, but in the smallest upon the
seventh only, between the abdominal and seventh marginal scutes.
MEASUREMENTS.
THREE SPECIMENS.
Smallest. Medium. Largest.
Hstimated length of sternum 2 : ; : 7 in.
Breadth of sternum at inferior border of mar: Oral ee : 42 in. 42 in. ain
Length of transverse curve of the carapace from the level of the stennurh i In.
Height from the level of the sternum . 5 : : : : : 3 in.
Length of the lateral marginal plates . ; : . : : : 14 in. 1} in.
Height of latter from the level of the sternum . : : : j 14 in.
Westudo hemispherica, Lripy.
(Pirates XX., XXIV. Fig. 3.)
Eimys hemispherica, Leidy: Proc. Acad. Nat. Sei., 1851, v., 173.
Testudo hemispherica, Leidy: Proc. Acad. Nat. Sci., 1852, vi., 59; Owen’s Rep. of a Geol. Sury. of Wisc., etc.,
570.
This species originally was established upon a specimen consisting of the sternum
with a small portion of the carapace attached, from the collection of Capt. Van Vliet.
In Dr. Owen’s collection, a nearly entire carapace and sternum of the same species
are preserved.
The carapace is relatively more convex and hemispheroid, or rather hemi-ovoid,
than that of any of the other fossil turtles brought from Nebraska.
The lateral marginal plates are vertical; the axillary notches are directed out-
ward and downward; the inguinal notches present downward; and the sternum is
quite flat, except that its anterior extremity inclines upward.
In both specimens, the costal plates of the carapace had yet been unconnected by
suture with the adjoining marginal plates.
The species presents the ordinary or normal number and arrangement of verte-
bral plates.
Plates of the Carapace.—(Pl. XX.1.) The first vertebral plate is one and a
quarter inch long by three-fourths of an inch broad; the succeeding plates, to the
eighth inclusive, are hexahedral; those to the sixth being nearly equal in size; and
the tenth transversely rhomboidal plate is three-fourths of an inch long by one and
a quarter broad.
The first costal plate is three inches long by one and three-quarters broad, and
articulates with the first and second and four-fifths of the third marginal plates.
The nuchal plate comes in contact with the position of the first costal scute at
the anterior angle of this, and here measures two and a half inches in breadth.
The pygal plate is vertical, and measures one and a half inch broad.
Plates of the Plastron—(P\. XX. 2.) The sternum is truncated anteriorly, and
at its posterior extremity is rounded and emarginate.
The entosternal plate is broad, pyriform, and extends for half an inch upon the
position of the gular scutes, reaches posteriorly the boundary of the humeral scutes,
and is about two inches long and broad.
106 TESTUDO.
The episternal plates in the median line are two inches in length.
The hyosternal plates are two inches and eight lines long in the middle, and
articulate with the third to the fifth marginal plates inclusive.
The hyposternal plates are two inches two lines long, and articulate with the
sixth and seventh marginal plates.
The xiphisternal plates are convex at their margin, and are notched inter-
mediately.
Scutes of the Carapace-—(Pl. XX. 1.) The vertebral scutes, from the second to
the fourth inclusive, are hexahedral or quadrate, with bow-shaped sides, and are
nearly equal in size. The fifth vertebral scute is prolonged anteriorly, and measures
two inches in length.
The nuchal scute is three lines wide, and the seca scute two and a quarter inches.
The gular scutes together measure two inches in width, and encroach for half an
inch upon the ento-sternal plate.
Scutes of the Plastron—(Pl. XX. 2.) The pectoral scutes are two and three-
quarter inches long.
The humeral scutes internally are two-thirds of an inch long, and externally at
their anterior border curve forward and outward to the axillz, and at their posterior
border diverge backward and outward in a straight line, so as to join the axillary
scute, half of the fourth and the whole of the fifth marginal scutes.
The abdominal scutes are two inches and ten lines long, and join the sixth and
seventh marginal scutes and the inguinal scute.
The femoral and caudal scutes, in the median line, measure about one inch and
two-thirds long.
MEASUREMENTS.
Inches.
Length of the sternum. ¢ : . : ; : , : z : 84
Breadth of the sternum . 5 : 5 ; ; ; : 63
Length of the antero-posterior curve of the: carapace . : : : : = ee
Height of the carapace from the level of the sternum . ; ; ¢ - : 5
Length of the lateral marginal plates ; ; ‘ : : ; ; : 24
Height of latter above the level of the sternum F P . F ‘ : 3
Testudo Oweni, Lzvy.
(Pu. XXI., XXIV. Fig. 4.)
Emys Oweni, Leidy: Proc. Acad. Nat. Sci., 1851, v., 327.
Testudo Owent, Leidy: Proc. Acad. Nat. Sci., 1852, vi., 59; Owen’s Rep. of a Geol. Sury. of Wisc., ete., 568.
This species is established upon a nearly entire carapace and plastron. The
former has nearly the same degree of convexity and form of that of the Box Tor-
toise (Cistudo Carolina).
The costal plates had not yet united by suture with the marginal plates.
The latter, at the sides of the carapace, are vertically convex, with their upper
border elevated two and a half inches above the level of the sternum. Anteriorly
and posteriorly they are less inclined than the contiguous dorsal plates.
TESTUDO.: 107
The sternum is flat, except at its union with the.carapace, in which position it is
convex, and anteriorly is turned upward, and has its margin angularly convex; and
posteriorly it is emarginate.
Plates of the Carapace.—(P1. XXI.1.) In the specimen there are ten vertebral
plates. The first is one and a half inch long, by ten lines broad. Those suc-
ceeding to the eighth inclusive are hexahedral; the second to the fifth are nearly
equal in size; those to the eighth successively decrease.
The second vertebral plate articulates with the first and second pairs of costal
plates; the third with the second and third; and so on successively to the eighth
plate inclusive.
The tenth vertebral plate is fourteen lines long by seventeen broad, and is divided
into two nearly equal triangles by the posterior border of the last vertebral scute.
The first costal plate is three inches long by two broad, and articulates with the
first to the commencement of the fourth marginal plate.
The nuchal plate is three and a quarter inches broad, and is equal to the first
vertebral scute. ‘The pygal plate is twenty-two lines broad.
Plates of the Plastron—(Pl. XXI. 2.) The entosternal plate is pyriform, and is
two inches four lines long and broad. Its anterior extremity borders on the posi-
tion of the gular scutes, and posteriorly it extends to the humeral scutes.
The anterior margin of the episternal plates is convex. Their length obliquely
at the middle is equal to that of the preceding plate.
The hyosternal plates are three and a half inches long from their anterior angle,
and they articulate with the third to the angle of the sixth marginal plates
inclusive.
The hyposternal plates are two and a half inches long at their middle, are slightly
oblique at the posterior margin, and articulate with the sixth and seventh marginal
plates.
The xiphisternal plates include an acute notch posteriorly, and are two and a
quarter inches long.
The suture between the marginal plates of the carapace and those of the plastron,
and the junction of the contiguous scutes from two irregular undulant intersecting
lines.
Scutes of the Carapace.-—(Pl. XXI. 1.) The second and third vertebral scutes
are nearly equal in size, each being two inches seven lines broad, the former two
inches long, and the latter one line longer. Their lateral margins are bow-formed,
and the anterior margin of the second is nearly straight, while that of the third is
convex forward.
The fourth vertebral scute is slightly broader than long, being two inches two
lines in the former direction, and two inches one line in the latter. Its lateral
margins, also, are bow-formed, and converge behind, and the anterior margin is
angular forwards. The nuchal scute is four lines broad.
The gular scutes together are two and a quarter wide, are convex posteriorly,
and do not encroach upon the position of the entosternal plate.
Scutes of the Plastron—(Pl. XXI. 2.) The pectoral scutes are three and a
108 TESTUDO.
quarter inches long, and have their posterior border a little behind the axillary -
notches.
The humeral scutes are about seven and a half lines long where they come in
contact, but outwardly expand to two and a half inches. They join the axillary
scute, the posterior angle of the fourth, the whole of the fifth, and the lower half
inch of the anterior margin of the sixth marginal scutes.
The abdominal scutes are three inches in length, and join the sixth and seventh
marginal, and the inguinal scutes.
The length of the femoral scutes is two and a quarter inches, and that of the
caudal scutes where they are conjoined, is one inch five lines.
The axillary scute is placed upon the anterior angle of the hyosternal and the
postero-inferior margin of the third marginal plates, between the fourth ie
and the humeral scutes.
The inguinal scute rests upon the hyposternal and seventh marginal plates, be-
tween the abdominal and seventh and eighth marginal scutes.
MEASUREMENTS.
Inches. Lines.
Length of sternum in the median line . : : Sie: 0
Breadth of sternum at the suture of the hyo- and i perorl Ae : at 0
Estimated length of antero-posterior curve of the carapace. 3 : ris 6
Length of transverse curve from the level of the sternum. : ; Pape! i) 6
Height . ‘ é : 3 ; 3 > : Tweed 6
Length of the sixth egaal late ; : 2 6
Height of the upper edge of the lateral marginal iste: front the ere of the
sternum sz 3 : : c j 4 : : : : Bart 0
This species is respectfully dedicated to Dr. David Dale Owen, of New Harmony,
Indiana, whose many contributions to Palaeontology and Geology have rendered
him distinguished in science.
Testudo Culbertsonii, Lery.
(Puates XXII., XXIV. Fig. 2.)
Emys Culbertsonii, Leidy : Proc. Acad. Nat. Sci., 1852, vi., 34.
Testudo Culbertsonii, Leidy : Proc. Acad. Nat. Sci., 1852, vi., 59; Owen’s Rep. of a Geol. Surv. of Wise., ete.
569.
This species is established upon a nearly entire carapace and plastron in the col-
lection of Dr. Owen. The specimen upon one side is a little crushed out of its
original form; and it is much larger than that upon which is founded the Testudo
Oweni, and is relatively less convex and high in comparison with its length and
breadth, and also is less abruptly retuse posteriorly.
The sternum in the specimen is concave, indicating a male individual, and ante-
riorly it does not turn upward.
The costal plates, though in conjunction with the marginal plates, had not yet
united by suture.
The lateral marginal plates are vertically convex, and three and a half inches
as
TESTUDO. 109
long in the curve, and became inferior at their lower fourth, but have no salient
angle. Anteriorly and posteriorly to the union of the carapace and plastron, the
marginal plates are oblique. The line of suture of the two former is undulant, as
is also the corresponding line of conjunction of the scutes; the two intersecting
each other several times. These lines are less irregular in their course than in
Testudo Oweni, and on the two sides are nearly parallel. The axillary and inguinal
notches present directly downward.
Plates of the Carapace—(Pl. XXII. 1.) The carapace has eleven vertebral
plates. The first of the series is quadrilateral, with convex sides, and is two and
a quarter inches long and one and a half broad. The second is octohedral, with
alternating long and concave and short and straight sides; or it is quadrilateral,
with concave sides and the angles truncated. It is one and a half inch long and
one inch and seven lines broad, and articulates with the anterior three pairs of
costal plates. The third vertebral plate is quadrilateral, with convex sides, and it
is one and a half inch long and one inch ten lines broad, and articulates with the
third pair of costal plates.
A similar arrangement to that described of the second and third vertebral plates
exists also in the Gopher (Zeéstudo polyphemus).
The fourth to the eighth vertebral plate inclusive are hexahedral, of which the
fifth is the largest, while the others decrease in succession from the fourth to the
last of the number.
The ninth vertebral plate is an accessory to the usual number, is quadrate, with
convex sides, and articulates with the eighth pair of costal plates.
The penultimate V-shaped plate incloses one-half of that succeeding, which is
one and a half inch long and two and a quarter inches broad.
The first costal plate is five and a quarter inches long by three inches broad, and
articulates with three-fourths of the first marginal plate, all of the second, and
three-fourths of the third.
The nuchal plate comes in contact with the position of the first costal scute at
the anterier angle, in which position it is five and a quarter inches broad, and equal
to the first vertebral scute.
Plates of the Plastron.—(P1l. XXII. 2.) The entosternal plate is pyriform, and
is three inches five lines long and two lines broader. Its neck extends three-fourths
of an inch upon the position of the gular scutes, and its base is about a third of an
inch removed from the humeral scutes.
The hyosternal plates are over five inches in length, and articulate with the third
to the angle inclusive of the sixth marginal plates.
The hyposternal plates are four inches long at their middle, and articulate with
the sixth and seventh marginal plates.
The xiphisternal plates include a notch behind, and in the median line of the
sternum are three inches long.
Scutes of the Carapace—(P]. XXII. 1.) The second and third vertebral scutes
are three inches long; the former three and a half, the latter four inches broad.
The sides are bow-shaped, and nearly parallel. The anterior margin of the second
is deeply concave; that of the third bow-shaped. The fourth vertebral scute is
15
110 TESTUDO.
three inches three lines broad, and is seven lines longer. It has bow-shaped sides,
converging posteriorly, and its anterior margin is angular. The last vertebral scute
is prolonged anteriorly as a cup-shaped process.
The nuchal scute is five lines broad, and the pygal scute four and a half inches.
Scutes of the Plastron.—(Pl. XXII. 2.) The gular scutes are acute behind, and
encroach upon the position of the entosternal plate.
The pectoral scutes are five and a quarter inches long, and extend posteriorly to
the axillary notches.
The humeral scutes are about an inch long, but expand outwardly, and join the
axillary and the fourth and fifth marginal scutes.
The abdominal scutes are four and a half inches long at their middle, and join
the sixth and seventh marginal and the inguinal scutes.
The femoral scutes are three and a half inches long, and the caudal scutes, where
they come into contact, are one and three-quarter inches.
The axillary scute is situated at the outer side of the notch, and rests upon the
inferior angle of the hyosternal plate between the humeral and fourth marginal
scutes. The inguinal scute rests upon the hyposternal and seventh marginal plates,
between the abdominal and seventh and eighth marginal scutes.
MEASUREMENTS.
Inches.
Estimated length of sternum in the median line . é é : 3 : : 15
Breadth of sternum . : : : : : 11
Estimated length of the antero- antec curve of a carapace. : ; : 22
Estimated length of transverse curve . : : : : : 5 F ; 22
Height . : : ; F . : : : : : : 63
Length of sixth rrareinal ee : ; : ; é : ; 3e
Height of lateral marginal plates above Tevel of fe sternum : : ; : 4
This species is respectfully dedicated to Mr. Thaddeus A. Culbertson, through
whose interested zeal so many of the animal remains of Nebraska have been
discovered. :
Testudo lata, Lervy.
(Puates XXIII., XXIV. Fig. 1.)
Testudo lata, Leidy: Proc. Acad. Nat. Sci., 1851, v., 173; Owen’s Rep. of a Geol. Surv. of Wisc., etc., 572.
This species is the largest of any of the turtles brought from Nebraska, and was
obtained by Mr. Thaddeus A. Culbertson. The specimen upon which it was
established consists of a carapace and plastron broken into two pieces and otherwise
much mutilated. A considerable portion of the carapace is lost, and the sternum
is crushed inward from its articulation with the former.
The form of the species is very much like Zestudo Culbertsonii, and it may
possibly be the same, though it differs in several of its anatomical details.
In the specimen, the costal plates are united to the marginal plates by close suture.
The lateral marginal plates are vertical at their upper four-fifths, and those ante-
riorly and posteriorly are oblique.
TESTUDO.. LLL
The sternum appears to have been quite flat, and the axillary and inguinal
notches are directed downward.
Plates of the Carapace.—(Pl. XXII. 1.) The first vertebral plate has convex
sides, and has the form of a sugar-loaf; it is two and three- “quarter inches long and
one inch seven lines broad at its middle.
The second and third, and portions of the fourth and seventh, and the eighth
vertebral plates, preserved in the specimen, are hexahedral, and the first two are
subequal.
The ninth, or inverted V-shaped vertebral plate, is a little depressed anteriorly to
receive the border of the plate in advance.
The tenth, or rhomboidal vertebral plate, is two and three-quarter inches long,
and three and a half broad.
The first costal plate is six and three-quarter inches wide and four and a half
inches antero-posteriorly, and articulates with the first to the third marginal plates
inclusive.
The nuchal plate, as in all the species described, reaches only the anterior angle
of the position of the first costal scute, and there measures seven inches in breadth.
Plates of the Plastron—(Pl. XXIII. 2.) The entosternal plate is pyriform, and
is four inches long and three-fourths of an inch broader.
The hyosternal plates are seven and a quarter inches long, and articulate with
the marginal plates from the third to the middle of the sixth inclusive.
The hyposternal plates are five and a half inches long, and articulate with the
sixth and seventh marginal plates. ~
The xiphisternal plates, where in contact, measure four inches in length.
Scutes of the Carapace.—(Pl. XXIII. 1.) The second vertebral scute is quadri-
lateral, and is four inches long and three-fourths of an inch greater in its breadth.
The lateral margins are slightly bow-formed and parallel, and the anterior and
posterior borders are concave.
The last vertebral scute is prolonged anteriorly into a cup-shaped process,
receiving the scute in advance.
Scutes of the Plastron.—(Pl. XXIII. 2.) The gular scutes are angular posteriorly,
and encroach for one inch upon the position of the entosternal plate.
The humeral scutes are one and a quarter inch long internally, and outwardly
join the axillary and the fourth to the middle of the sixth marginal scute.
The abdominal scutes are five and a half inches long, and join the sixth and
seventh marginal and the inguinal scutes.
MEASUREMENTS.
Inches
Estimated length of the sternum lian : : ° : : , : 21
Breadth of the sternum . é : 0 6 : 15
Kstimated length of antero- Essar curve of He} carapace . : ; : ; 27
Hstimated length of transverse curve . : 3 é . 5 j : A 27
Height above level of the sternum. : : ; : : : ; ; 8
Length of lateral marginal plates : E : F : 3 : : 3 5
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OF THE
GENERA AND SPECIES OF EXTINCT MAMMALIA AND CHELONIA DESCRIBED IN THIS WORK.
MAMMALIA.
UNGULATA PARIDIGITATA.
RUMINANTIA.
POEBROTHERIUM. Hornless; without lachrymal fossee; auditory bulle very large and inflated;
orbits closed by a post-orbital arch. Lower jaw with an angular apophysis. Dental formula: in.
1?—1? 4—4 3—8
Ms) = MN. = 38?
mono. Aw 88
most like those of the recent Musks; first premolar removed from the others by a hiatus.
PoEBROTHERIUM WILSONII. Unique species. 4
0?—0?
4?—4?
True molars composed as in existing ruminants; premolars
AGRIOCHOERUS. Hornless; without lachrymal fossee; orbits open ‘behind. Dental formula:
ee eee
Pea (yeaa ABR BBaP | BR K=8
= 44? ‘True molars constructed after the type of those
of existing ruminants; premolars with from one to four lobes, modified in form from those of the true
molars.
AGRIOCHOERUS ANTIQUUS. Unique species.
OREODON. Hornless; with a sagittal crest; with the pars-squamosa of the temporal bone relatively
as well developed as in the Camel; auditory bulle none; orbits closed behind; very large lachrymal
fost. Dental formula: i. 2—* ¢, 1! p.m 4—4 ,,, 3=3 _ 44. Teeth of both jaws forming
Al ly yaae, Ba Oe 28
nearly closed rows. ‘True molars constructed after the type of those of existing ruminants; premolars
with one or two lobes. Upper canine with a curved, trihedral, pyramidal crown; lower canine with a
compressed conoidal crown. Incisors with flattened crowns.
1. Orzopon CuLBERTsoNII. About the size of the Wolf of Pennsylvania.
2. OREHODON GRActLIs. About two-thirds the size of the former.
3. OREODON mason? A little larger than Oreodon Culbertsonit.
HUCROTAPHUS. Cranium constructed like that of Oreodon, except that it possesses large, inflated
auditory bulle. Dental formula: as in Oreodon ?
1. Evcrorarnus avuritus. Auditory bullz laterally compressed spheroidal.
2. HucroTapaus JAcKsonz. Smaller than the preceding; auditory bullz mammillary.
114 SYNOPSIS.
ORDINARIA.
ARCHAEOTHERIUM. With a sagittal crest; orbits closed by a post-orbital arch; glenoid arti-
culation transverse. Lower jaw with a basal apophysis as in Anthracotherium. Dental formula:
?—? 1?—1? 47-4? 3—8
A it = —
verse rows of three conical tubercles or lobes; the lower ones with two transverse pairs of tubercles, of
which that antero-internally is subdivided. Last upper premolar bilobed; penultimate upper molar com-
pressed conoidal. Last lower premolar compressed conoidal.
1. ArcHAEOTHERIUM Morront. Head about the size of that of the Lion.
Crowns of upper true molars quadrate, with two trans-
in.
2. ARCHAEOTHERIUM ROBUSTUM. Rather larger than the preceding.
UNGULATA ITMPARTEDIGIEATA.
SOLIPEDIA.
ANCHITHERIUM. With a short sagittal crest; forehead broad and large; orbits large. Dental
3—3 1—1 7—7
fm c. ———_- ™. ——_..
3—3 1—1 7—7
ANCHITHERIUM Bairpit. About the size of Anchitherium aurelianense.
formula: i Molars constructed after the type of those of Palaeotherium.
ORDINARIA.
TITANOTHERIUM. Dental formula as in Palaeotherium? Upper molars quadrate, complex, inter-
mediate in form to those of Palaeotherium and Rhinoceros ; their outer side without the double arched
ridge characteristic of the former, and without the anterior marginal fold characteristic of the latter.
Lower molars like those of Palaeotheriwm, but possessing no inner basal ridge.
TITANOTHERIUM Proutit. Unique species.
PALAEOTHERIUM. Dental formula: in. 2—® ¢, =! p.m, £—* m,3=3 — 44, Upper
ae i
3—3 1—1 4—4 38—3
molars quadrate, complex ; with an external double-arched ridge. Lower molars bilunate; the last trilunate.
PALAEOTHERIUM GIGANTEUM. ‘Twice the size of the Palacotherium magnum ; being the largest spe-
cies of the genus.
RHINOCEROS. With a nasal or frontal horn, or both, or none. Dental formula: in. Ovenil
Leste? Coe DOM TeEG ate
Te 6 ee ea Upper molars quadrate, complex; with a characteristic antero-
external fold. Inferior molars composed of a pair of right angled crescentoid lobes.
1. RutNoceros occrpENTALIS. With a sagittal crest; frontal horn none; nasal horn? forehead
broad and flat. Three-fourths the size of Rhinoceros indicus.
2. Rurnoceros NEBRASCENSIS. With a sagittal crest; frontal horn none; nasal horn? ‘Three-
fourths the size of Rhinoceros occidentalis.
, or
SYNOPSIS. 115
CARNIVORA.
DIGITIGRADA.
Simmel, Lad eee
3—3 1-1 38-3
compressed laterally. Inferior carnassial tooth with a third lobe.
MACHAIRODUS. Dental formula: in.
Superior canine long, curved,
MAcHATRODUS PRIMAEVUS. A little smaller than the American Panther.
CHELONIA.
TESTUDO. Carapace with 10 vertebral plates, 8 pairs of costal plates, and 11 marginal plates each
side of a symmetrical nuchal and pygal plate; and 5 vertebral scutes, 4 pairs of costal scutes and 11
marginal scutes each side of a narrow nuchal and a broad undivided pygal scute. First vertebral plate
oblong quadrilateral; the succeeding plates to the eighth inclusive hexahedral; penultimate plate inverted
V-shaped ; the last rhomboidal. Plastron composed of an entosternal and 4 pairs of lateral plates, and
furnished with 8 pairs of scutes.
1. Testupo Neprascensis. Small, emydiform. Entosternal plate encroaching upon the position of
the gular scutes, but usually not reaching that of the pectoral scutes.
2. TmstUDO HEMISPHERICA. Hemiovoid. Entosternal plate encroaching upon the position of the
gular scutes, and reaching that of the pectoral scutes.
3. Tustupo OweEnr. Robust. Hntosternal plate not encroaching upon the position of the gular
scutes, but reaching that of the pectoral scutes.
4, Testupo CunBertsoni. Large, depressed. Hntosternal plate encroaching upon the position of the
gular scutes, but not reaching that of the pectoral scutes.
5. TESTUDO LATA. It is possible that this species and the last indicated may be the same. In the speci-
mens upon which these two.were proposed, the latter is very much the larger, but the former is immature.
In the former, also, the second vertebral plate is octohedral, while in the latter it has the normal hexahedral
form, but this variation may be an individual peculiarity only.
INDEX.
[Synonymes and names incidentally used are in Roman. ]
Aceratherium, 80, 81.
incisivum, 74, 80, 84, 90.
Nebrascensis, 86.
AgriocHorrus, 24, 56, 113.
ANTIQUUS, 24, 113.
Amphigonus Broderipii, 7.
Prevostii, 7.
ANCHITHERIUM, 67, 68, 69, 70, 91, 114.
aurelianense, 67, 68, 114.
Batrpy, 67, 68, 70, 114.
Dumasii, 67.
Hzquerrae, 67.
Anomodon Snyderi, 9.
Anoplotherium, 7, 17, 24, 25, 29, 30, 31, 52, 36,
387, 88, 40.
Anthracotherium, 18, 38, 62, 114.
Antilope, 18.
ARCHAEOTHERIUM, 57, 59, 62, 63, 64, 66, 114.
Morront, 57, 58, 66, 114.
ROBUSTUM, 66, 114.
Arctodon, 66.
Audilenia, i,
Aulaxodon, 9.
Balzena Paleeatlantica, 8.
prisca, 8.
Basilosaurus, 8.
cetoides, 8.
pygmeeus, 8.
serratus, 8.
Bison americanus, 12.
antiquus, 9.
latifrons, 9.
Bootherium, 29, 31.
Bootherium bombifrons, 9.
ceavifrons, 9.
Bos, 18.
bombifrons, 9.
latifrons, 9.
Pallasii, 9.
Caenotherium, 38.
Camelopardalis, 17.
Camelus, 17.
Castor fiber, 9.
16
Castoroides ohioensis, 9.
Cervus, 9, 17.
americanus, 8, 9.
Chalicotherium, 17, 38.
Choeropotamus, 18,57, 58, 59, 60, 61, 62, 63.
Cistudo carolina, 106.
Cotylops, 29.
speciosa, 45, 47.
Delphinus Calvertensis, 8.
Conradi, 8.
e vermontanus, 10.
Dichobune, 17.
Dichodon, 38.
Dicotyles, 18.
costatus, 9.
depressifrons, 9.
labiatus, 60.
torquatus, 9.
Doreatherium, 17, 20, 21.
Hlaphus americanus, 9.
Elephas, 18.
americanus, 9.
primigenius, 9.
Emys, 105.
hemispherica, 105.
Oweni, 106.
Culbertsonii, 108.
Entelodon, 57, 62, 64.
magnum, 62, 63.
Hquus, 18.
americanus, 9.
caballus, 10.
curvidens, 10.
major, 10.
Hreptodon priscus, 10.
Hubradys antiquus, 10.
Hucherus macrops, 9.
Kucroraruus, 56, 1138.
AuRitus, 56, 57, 115.
Jackson, 56, 57, 113.
Felis, 58, 96, 97, 98, 99.
atrox, 9.
concolor, 96,
118
Harlanus americanus, 9.
Hipparion, 18.
venustum, 9.
Hipparitherium, 67.
Hippopotamus, 18, 59, 62.
Hyopotamus, 26, 38, 39.
bovinus, 45.
yectianus, 45.
Hyracotherium, 18, 57, 59, 62, 63.
Macnarropues, 18, 95, 96, 97, 98, 99, 115.
cultridens, 98, 99.
neogaeus, 96, 98, 99.
PRIMAEVUS, 95, 115.
Macrauchenia, 17.
Manatus, 10.
Mastodon, 18.
giganteus, 9.
Megalonyx dissimilis, 9.
Jeffersonii, 9.
laqueatus, 9, 10.
Megatherium, 9.
Cuvieri, 9.
mirabile, 9.
Merycoidodon, 29.
Culbertsonii, 29, 45, 52.
gracilis, 53.
major, 55.
Merycopotamus, 25, 38.
Microlestes antiquus, 7.
Moschus, 17.
moschiferus, 20.
Mososaurus, 8.
Mylodon Harlani, 10.
OrE0DON, 29, 30, 35, 36, 37, 40, 41, 42, 43, 44, 45,
46, 47, 55, 56, 113.
CULBERTSONII, 45, 48, 50,51, 52,53, 55,118.
GRACILIS, 53, 54, 55, 113.
MAJOR, 55, 113.
Oromys Asopi, 9.
Orycterotherium Missouriense, 10.
Oregonensis, 10.
Osteopera platycephala, 10.
Ovis, 18.
mammilaris, 9.
montana, 12.
PALAEOTHERIUM, 18, 38, 44, 67, 68, 70, 71, 72, 73,
TES they oils 1k
aurelianense, 67.
Bairdii, 67.
equinum, 67.
GIGANTEUM, 78, 114.
hippoides, 67.
magnum, 114.
monspessulanum, 67.
INDEX.
Proutii, 72, 78.
Phascolotherium Bucklandii, 7.
Phoca Wymani, 8.
Phocodon, 8.
Platygonus compressus, 9.
Pleurodon, 9. ;
PoEBROTHERIUM, 19, 20, 21, 22, 113.
Winsont, 19, 113.
Pontogeneus priscus, 8.
Priscodelphinus grandzevus, 8.
Harlani, 8.
Procyon priscus, 9).
Protocheerus prismaticus, 9.
Rhinoceroides alleghaniensis, 10.
RurnNoceros, 18, 37, 61, 72, 75, 76, 77, 79, 80, 81,
83, 85, 86, 90, 91, 93, 114.
americanus, 72, 76.
incisivus, 79, 80.
indicus, 79, 81, 82, 83, 84, 85, 88, 89, 91,
114.
minutus, 79.
Nesrascensis, 86, 87, 90, 98, 114.
OCCIDENTALIS, 81, 87, 88, 89, 90, 91, 114.
tichorinus, 91.
Rorqualis australis, 10.
Sargodon, 7.
Sargus, 7.
Stylemys Nebrascensis, 103.
Sus, 18.
americana, 9.
Tapirus, 18.
americanus 9.
Haysii, 9.
mastodontoides, 9.
Telerpeton elginense, 7.
Trstupo, 101, 102, 103, 115.
CuLBertsoni, 108, 110, 115.
HEMISPHERICA, 105, 115.
pATA, 110, 115.
Neprascensis, 103, 115.
Owent, 106, 108, 109, 115
polyphemus, 103, 109.
TITANOTHERIUM, 72, 76, 78, 91, 114.
Prouri, 72, 76, 114.
Trichecus, 10.
virginianus, 10.
Trichecus rosmarus, 10.
Ursus, 95.
americanus, 9.
amplidens, 9.
Zeuglodon brachyspondylus, 8.
cetoides, 8.
macrospondylus, 8.
pygmeeus, 8.
EXPLANATION OF THE PLATES:
PLATE I.
All the figures are of the natural size.
Figs. 1-4. Poebrotherium Wilsoni.
Tig. 1. View of the right side of the face. The top of the head and the cranium proper are broken
away. To the left is represented the angular apophysis, and in the concavity above this is the very large os
tympanica. The upper jaw contains the first premolar, separated from the others by a hiatus, the temporary
molars, and the permanent true molars. The lower jaw contains the temporary molars and the permanent
true molars.
Fig. 2. Upper view of the nasal extremity of the face, exhibiting its great narrowness.
Hig. 3. View of the masticating surfaces of the upper molars of the specimen 1.
Hig. 4. View of the masticating surfaces of the lower molars of the specimen 1.
Figs. 5-10. Ayriochoerus antiquus.
Vig. 5. View of the right side of the face. The specimen is much mutilated, but the orbit is observed
not to be closed by an arch posteriorly. In the upper jaw the inner part of the second premolar of the left
side is visible, and succeeding it upon the right side the posterior two premolars and the true molars. In
the portion of lower jaw are visible the posterior two premolars and the true molars.
Fig. 6. Inferior view of the upper jaw, exhibiting the triturating surfaces of the molars, five of which
are preserved on the right side and six upon the left. The hard-palate is obscured by a mass of very dense
matrix, which would endanger the integrity of the specimen to remove.
Figs. 7, 8. Triturating surfaces of the posterior five inferior molars of the right and left sides.
Fig. 9. Triturating surfaces of the first and second true inferior molars of the left side, somewhat worn.
Fig. 10. Triturating surfaces of the posterior two true superior molars of the left side, a little worn, and
probably belonging to the same individual as the last specimen.
Ey AGAy Baie
Figures of the natural size.
Oreodon Culbertsonit.
Hig. 1. The right side of a much fractured skull with the lower jaw, of an adult, containing the full
complement of teeth quite perfect. In the upper jaw are three incisors, the canine, four premolars, and
three true molars; in the lower jaw, four incisors, the canine, three premolars, and three true molars.
Fig. 2. Front view of the three upper and four lower incisors of the right side, from the same specimen
as the preceding figure.
Fig. 3. The left side of another adult specimen, which is in a comparatively fine state of preservation.
It has lost the nasal extremity, post-orbital arch, and zygoma; the latter, however, was entire when the
specimen was received, but was afterwards accidentally broken off and lost. The upper jaw contains the
seven molars, and the lower jaw the canine and six molars.
1 All the Plates are drawn directly from Nature, on stone. Plates 1, 2, 3, 8, 9, 10, 11, 13, are by Mr. A. Sonrel, of
Woburn, Mass.: Plates 4, 7, 13, 14, 16, 20, 21, 22, 23, 24, by Mr. A. Frey, of Philadelphia: Plates 5, 6, 12, by Mr.
A. J. Ibbotson, of Philadelphia: Plates 18, 19, by Mr. F. Schell, of Philadelphia: and Plate 17 by Mr. J. Butler, of
Philadelphia.
120 EXPLANATION OF THE PLATES.
PLA THT: ,
Figures of the natural size.
Oreodon Culbertsonit.
Fig. 1. View of the base of a skull containing on both sides all the molars perfect, and on the left side
the canine in the same condition. From an adult male individual. The molar teeth are four premolars
and three true molars.
Fig. 2. View of the left side of the same specimen as the last, exhibiting the canine and the succeeding
series of molars.
Vig. 3. Inner view of a series of inferior molars of the right side, restored from several different indi-
viduals. The teeth consist of three premolars and three true molars.
Fig. 4. View of the masticating surface of the same series as the last.
Fig. 5. External view of a right posterior inferior molar, removed from its socket.
Vig. 6. View of the masticating surface of the same tooth as the last.
PL Ag SNe
Figures of the natural size.
Pigs. 1-5. Oreodon Culbertsonit.
Fig. 1. Upper view of the skull, from the same specimen as figure 8, Plate II.
Fig. 2. View of the inion or occipital region, from the same specimen as the preceding.
Fig. 3. View of a specimen upon the left side of the face, exhibiting the orbit and lachrymal depression
entire.
Fig. 4. Greater portion of the left side of the lower jaw of a young individual, containing the first pre-
molar, the succeeding two temporary molars, and the permanent true molars, of which the last is only
partially protruded.
Fig. 5. View of the triturating surfaces of the premolars and last temporary true molar, from the same
specimen as the last.
Tig. 6. Oreodon major. View of the triturating surfaces of the superior truc molars, of the right side,
considerably worn.
Pie Taare
All the figures are of the natural size.
Figs. 1, 2. Oreodon Culbertsonii. E F
Fig. 1. View of the left side of the skull of a young individual. The zygoma, end of the nose, and —
nearly all the teeth are broken away. In advance of the orbit is observable the large lachrymal depression.
Fig. 2. View of the base of the same specimen as the last. Upon the right side of the jaw all the
molars are preserved, consisting of the temporary series and the permanent true molars. The foramina
visible at the base of the cranium, proceeding backward on each side, are the rotundum, ovale, lacerum, and
condyloideum. :
Figs. 8, 4. Oreodon gracilis. ,
Fig. 8. View of the base of the skull of a young animal. ‘The teeth visible on the left side, proceeding
backward, are, a fragment of the canine, the two fangs of the first premolar, three succeeding temporary
molars, and two permanent true molars. On the right side are preserved the last temporary true molar ai
the sueceeding two permanent true molars. The oblique lines indicate a portion of the matrix, in w
the specimen was originally imbedded. :
Tig. 4. Superior view of the same specimen ag the last. It presents a remarkable degree of flatness of '
the forehead.
EXPLANATION OF THE PLATHS. 121
ep WE De
All the figures are of the natural size.
Figs. 1-7. Oreodon gracilis.
Fig. 1. Upper view of a broken skull.
Fig. 2. Base view of the same specimen. On the right side the jaw contains entire the last premolar
and all the true molars of the permanent series.
Vig. 3. View of the right side of the same specimen as the last.
Fig. 4. View of the left side of a face and lower jaw of another adult specimen. The upper jaw exhibits
the last two molars, and the lower jaw the last premolar and all the true molars. The orbit is entire.
Vig. 5. View of the masticating surfaces of the lower molars of the specimen last indicated.
Tig. 6. View of the left side of the skull and lower jaw of a young individual, being the same specimen
represented in Figs. 38,4, Plate V. he orbit is nearly entire. The upper jaw exhibits a series of the first
premolar restored, the three temporary molars, and the anterior two permanent true molars. The lower
jaw contains two temporary molars and the succeeding two permanent true molars.
Fig. 7 represents the masticating surfaces of the inferior teeth last mentioned.
Figs. 8-11. Oreodon Culbertsonii.
Hig. 8. Masticatmg surfaces of the inferior posterior five molars of the left side, very much worn.
Fig. 9. Inner view of the same teeth as those last indicated.
Fig. 10. Fragment of the lower jaw of the right side of a young animal. It contains the broken canine,
and the entire last temporary molar and the succeeding two permanent true molars.
Fig. 11. Outer view of the same specimen as the last.
eae aR Vet
Figures all the size of nature.
Figs. 1-3. Mucrotaphus auritus.
Wig. 1. View of tlie left side of a portion of the cranium, exhibiting the pars squamoga and the parietal
bone.
Hig. 2. Upper view of the same specimen.
Fig. 38. View of the base of the same specimen, exhibiting the large ossa tympanica, portions of the
glenoid articulations, and the occipital and sphenoidal bodies.
Figs. 4-6. Hucrotaphus Jacksont.
Hig. 4. View of the right side of a portion of the cranium, exhibiting the pars squamosa, the post glenoid
tubercle, the meatus auditorius externus, and part of the parictal bone.
Fig. 5. Upper view of the same specimen as the last. The parictal crest is broken away.
Fig. 6. View of the base of the same specimen. It exhibits one os tympanica with its superficies broken
off, one glenoid articulation, and the occipital and sphenoidal bodies.
IP i 40D) WAL ICI
Figures of the natural size.
Archaeotherium Mortoni.
Vig. 1. View of the base of the skull of a young animal. The deciduous teeth had not yet been shed,
and only the first two permanent true molars had protruded. Upon the left side are exhibited the last two
permanent premolars, exposed by breaking away deciduous teeth occupying a corresponding position; the
first two permanent true molars, which are in place; and the last molar, which was exposed by breaking
away the bone. Upon the right side are exhibited the last two deciduous molars, succeeded by the three
permanent true molars.
L228 EXPLANATION OF THE PLATES.
In the specimen, a large mass of matrix occupies the inner surface of the right zygoma, which is allowed
to remain so as to give strength to the latter.
Fig. 2. Fragment of the lower jaw of the right side, exhibiting the basal apopbysis, and also presenting
to view the greater portion of the last temporary molar, beneath which is exposed the last permanent pre-
molar, and posterior to it the protruded first permanent true molar.
PL AP i ie
Archaeotherium Mortont. Figures 1 to 8 are half the diameter of nature, and the remaining figures are
of the natural size.
Fig. 1. View of the right side of the skull. The orbital entrance is entire; and in the upper jaw the
posterior two temporary molars and the anterior two permanent molars are seen. The dotted line represents
the upper part of the face restored from another specimen.
Fig. 2. Upper view of the same specimen represented in figure 1. The ossa nasi are represented, in dot-
ted lines, from another specimen.
Fig. 8. View of the left side of a facial fragment, from an old individual, containing the posterior two
permanent promolars.
Fig. 4. View of the triturating surfaces of the teeth represented in figure 3. 4
Hig. 5. View of the triturating surfaces of the anterior two permanent true molars of the left side of the
upper jaw; from an adult individual.
PAA Be Ke
Figs. 1-7. Archacotherium Mortoni. All the figures of the natural size except 6 and 7.
Tig. 1. Outer view of the last two premolars and the true molars of the left side of the upper jaw, from
the same specimen as Plate VIIL., figure 1.
Fig. 2. Outer view of the last premolar and the true molars of the left side of the lower jaw.
Fig. 3. View of the masticating surfaces of the same teeth represented in figure 2.
Fig. 4. Inner view of the last premolar of the left side of the lower jaw; from the same specimen repre-
sented in figure 2.
Fig. 5. Inner view of the penultimate premolar of the left side of the upper jaw; from the same speci-
men represented in figure 1.
Fig. 6. Half the diameter of nature. View of the inion or occipital region. Upon the right of the figure, —
when placed in proper position, the large infundibular expansion of the root of the zygomatie process is
observed. ,
Fig. 7. Half the diameter of nature. Inner view of the angular portion of the right side of the lower jaw.
Near its middle the entrance to the dental canal is observable. aa
Figs. 8-18. Archacotherium robustum. All the figures of the natural size.
Fig. 8. Outer view of the crown of a canine.
Fig. 9. Anterior view of the same specimen as the preceding.
Tig. 10. View of the triturating surface of a fragment of an inferior second true molar of the left side.
Fig. 11. View of the outer surface of the same specimen represented in figure 10.
Fig. 12. View of the triturating surface of a fragment of an inferior last true molar of the left aa
Fig. 18. View of the inner surface of the same specimen represented in figure 12.
Figs. 14-21. Anchitherium Bairdii. All the figures are of the natural size.
Fig. 14. Outer view of the posterior five inferior molar teeth of the left side. The last of the series has
lost its hinder lobe. a
Tig. 15. View of the masticating surface of the posterior three inferior molars of the left side. From —
an older individual than the preceding specimen.
Fig. 16. Outer view of an unworn inferior molar of the right side.
Fig. 17. Inner view of the same specimen as figure 16.
EXPLANATION OF THE PLATES. 12
OS
Hig. 18. Outer view of the condyle of the left side of the lower jaw.
Fig. 19. Posterior view of the same specimen as the preceding.
Fig. 20. View of the occipital region.
Vig. 21. View of the base of a skull. The jaw yet contains on both sides the last two molars nearly
perfect.
eal Aude H ele
All the figures are of the natural size.
Anchitherium Bairdit.
Wig. 1. View of the left side of a skull, with the zygoma and fore-part of the face broken away. In the
jaw may be observed the posterior two molars entire.
Fig. 2. Upper view of the same specimen as the last.
Hig. 3. Masticating surfaces of all the right superior molar tecth except the first, which is small, and in
the specimen is broken away.
Fig. 4. Outer view of the same specimen as the last. The surface of the teeth is much injured from the
influence of the weather.
Fig. 5. Portion of the right side of the lower jaw attached to a mass of matrix. It contains the posterior
two molar teeth.
Hig. 6. Inner view of a portion of the right side of the lower jaw containing the posterior five molar teeth.
From the same specimen as figure 14, Plate X.
Fig. 7. View of the masticating surfaces of the latter-mentioned teeth.
Fig. 8. View of the masticating surfaces of six inferior molars of the left side.
PAG iy XO
Figures half the diameter of Nature.
Ehinoceros occidentalis.
Fig. 1. View of the base of theskull. The left zygoma is preserved nearly entire, and upon the same side
of the jaw all the molars except the first, which is, however, whole upon the right side. A portion of the
left occipital condyle remains; and in adyance of it may be observed the anterior condyloid foramen, the
mastoid process, the post-glenoid process, and the glenoid articulation.
Fig. 2. View of the left side of the skull. The face is much mutilated, but the form of the orbit is
comparatively well preserved. The zygoma is almost entire, and posterior to its root is observed the meatus
anditorius, formed between the post-glenoid and mastoid processes. By the restoration of the first tooth of
the series, all the molars are exhibited quite perfect.
Pac AW He xe TT
Wigs. 1-4. Half the diameter of nature; the remaining two of the natural size.
Ethinoceros occidentalis.
Fig. 1. View of the top of the skull, from the same specimen as Plate XII.
Hig. 2. Fragment of the left side of the lower jaw containing the last two molars, viewed from without.
ig. 3. Fragment of the left side of the lower jaw, containing the three molars anterior to the last.
Hig. 4. View of the triturating surfaces of the teeth, from the same specimen as the last.
Figs. 5, 6. Outer view of two inferior, slightly worn, molars of the right side.
124 EXPLANATION OF THE PLATES.
PL Aw Be ave
Rhinoceros Nebrascensis.
Figs. 1, 2. Two-thirds the diameter of nature. View of the left side of a much mutilated face and lower
jaw. In the upper jaw are seven molar teeth, the triturating surfaces of which, from the same specimen,
are represented of the natural size in Fig. 8, Plate XV. The lower jaw contains six molars entire.
Fig. 8. The size of nature, represents the triturating surfaces of the teeth last mentioned, from the
same specimen.
Figs. 4-8. Different views of superior molars, which had not yet protruded from the jaws, and therefore
were entirely unworn. Of the natural size.
Vig. 4. External view of the anterior four molars of the left side.
5. View of the triturating surfaces of the same teeth.
Fig. 6. Internal view of the same teeth.
Fig. 7. View of the anterior side of the third right superior molar.
Fig. 8. View of the posterior side of the same specimen as the last.
Fig. 9. Triturating surfaces of the teeth from the same specimen represented in the succeeding figure. —
Natural size.
Fig. 10. Fragment of the left side of the lower jaw of a very young animal, viewed upon its outer a
and ee the last temporary molar and the first succeeding permanent molar.
Fig. 11. One-half the diameter of nature. View of the forehead taken from the same specimen as
figure 1.
Vig. 12. Two-thirds the diameter of nature. View of the inion or occipital region, represented from the —
same specimen as Figs. 1, 2, Plate XV.
Fig. 13. View of the triturating surfaces of the entire series of the superior molars of the right side,
from a different individual from any other indicated. Natural size.
Vig. 14. Fragment of an upper jaw of the right side of a young animal, exhibiting the triturating
surfaces of the posterior three temporary molars. Natural size. ‘
Po ATE xave
Rhinoceros Nebrascensis.
Figs. 1, 2. Two-thirds the diameter of nature. ;
Fig. 1. View of the right side of a skull, with the top broken away its whole length. The specimen
belonged to a very old individual, as the molar teeth are nearly worn away to the fangs. -
Vig. 2. View of the base of the skull from the same specimen as the last. The characteristic enamelled
triturating surfaces of the molars are entirely obliterated. ‘
Tig. 3. The size of nature. It represents the triturating surfaces of the superior molars of the left sie, ;
PLAT, KV.
Titanotherium Proutit.
Figs. eee One- third the diameter of nature.
sree true sonics and the fangs of that in advance. &
Fig. 8. One-half the eee of nature. View of the triturating surface of the true molars, from t
same specimen as figure 2.
Figs. 4—7. Two-thirds the diameter of nature.
Figs. 4, 5. Fragment of a left posterior superior molar. Fig. 4. Outer view of the entire portion of
fragment. Tig. 5. View of the masticating surface of the same fragment. This last presents the extern
anterior cusp with two pits at its base, and the large internal conical lobe.
HXPLANATION OF THE PLATES. 125
a
Figs. 6, 7. Fragment of a superior true molar. Fig. 6. Inner view. Tig. 7. Triturating surface of the
same specimen, presenting a large conical lobe, with portion of an enamelled pit at the outer side of its
base.
Figs. 8-12. The size of nature.
Figs. 8-10. A second? inferior molar of the left side. Fig. 8. The triturating surface. Fig. 9. The
outer view. Fig. 10. The inner view, which is a vertical plane.
Figs. 11, 12. An inferior canine tooth, the size of nature. Fig. 11. Outer view. Fig. 12. Inner view.
Je AINSI IE
All the figures of the natural size, except 8-10, which are two-thirds the diameter.
Figs. 1-10. Vitanotherium Proutii.
Figs. 1-3. A superior premolar. Fig. 1. Inner view. Fig. 2. Outer view. Vig. 8. View of the tritu-
rating surface.
Fig. 4. View of the triturating surface of another superior premolar.
Figs. 5, 6. Fragment of a superior premolar. Fig. 5. View of the triturating surface. Fig. 6. Inner
view.
Hig. 7. View of the triturating surface of a fragment of a superior premolar.
Figs. 8-10. A last posterior inferior molar of the left side. Fig. 8. Outer view. Fig. 9. View of the
triturating surface. Fig. 10. Inner view.
Figs. 11-13. Palaeotheriwm giyanteum. Views of three fragments of as many superior molar tecth ;
being single external lobes seen upon their outer face.
Peas a xO A ISL.
Figures of the natural size.
Machairodus primacvus.
Fig. 1. View of the right side of a skull, with the lower jaw. The symphysis of the latter, upper inci-
sors, and zygoma are broken away. The upper jaw presents a portion of the canine, and the second to the
last molar inclusive; and in the lower jaw the first and a portion of the second molars are visible.
Fig. 2. Superior view of the right half of the same specimen as the preceding.
Fig. 3. View of the left side of the lower jaw, containing the three molars and a portion of the upper
jaw, exhibiting the second molar, from the same specimen as the preceding.
Fig. 4. Outer view of the right inferior canine, which was attached to the mass of matrix adhering to the
preceding specimen.
Fig. 5. Front or anterior view of the same tooth.
IE TERACD ES XC TEXE:
Figures two-thirds the diameter of nature.
Testudo Nebrascensis.
Fig. 1. Dorsal view of the carapace.
Fig. 2. Lateral view of the carapace.
Fig. 3. Inferior view of the sternum.
17
126 EXPLANATION OF THE PLATES.
PLATE XX.
Figures half the diameter of nature. a
Testudo hemispherica. apie a ¥
Fig. 1. Dorsal view of the carapace. tas gh
Fig. 2. View of the sternum. a :
‘PLATE as |
Figures half the diameter of nature. : = a
Testudo Owent. Verhy. .
Fig. 1. Dorsal view of the carapace.
Fig. 2. View of the sternum.
a
PLATE XX1i.
Figures one-third the diameter of nature. spiel
Testudo Culbertsonii. oe! Soe
Fig. 1. Dorsal view of the carapace, we
Fig. 2. View of the sternum. =
PLATE XXIII.
Figures one-fourth the diameter of nature.
Testudo lata.
Fig. 1. Dorsal view of the carapace.
Fig. 2. View of the sternum.
PLATE XXIV.
Fig. 1. One-fourth the diameter of nature; ; the remaining figures one-third.
Fig. 1. View of the left side of the carapace of Testudo lata. 4
Fig. 2. View of the left side of the carapace of Testudo Culbertsonit.
Fig. 3. View of the left side of the carapace of Testudo hemispherica. —
Fig. 4. View of the left side of the carapace of Testudo Oweni. .
aor. . , Lael oe tS
PUBLISHED BY THE purr esone ye )
WASHINGTON, D.C. Seas
JUNE, 1858.
Pilate I
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Printed by Tappan & Bradford
A’ Sonrel on stone fom nat
4 POKBROTHERIUM WILSONII, Leidy. 510 ACRIOCHOERUS ANTIQUUS, Leidy.
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3 OREODON CULBERTSONII, Leidy.
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6, ORHODON MAJOR, heidy.
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3,4 OREODON GRAGILIS, Leidy.
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| : 44-91 ANCHITHERIUM BAIRDII , Leidy.
Printed by Tappan & Bradford
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ANCHITHERIUM BAIRDII, Leidy.
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OCCULTATIONS
OF
PLANETS AND STARS BY THE MOON,
DURING THE YEAR
COMPUTED BY JOHN DOWNES,
AT THE
EXPENSE OF THE FUND APPROPRIATED BY CONGRESS
FOR THE ESTABLISHMENT OF A
Aautical Almanac,
AND PUBLISHED BY THE SMITHSONIAN INSTITUTION.
Wot Ss H i NG.) ON.
1858.
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15| A? Sagittarii | 43 16 36.8] + 6 47 45) +0.5307 Dae +.0444) —9. os Doe
m Capricor. | 5 3 16.6] — 7 54 59] —1.1301| .5867) +1354 sues 97 y
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18 ELEMENTS
For facilitating the Calculation of Occultations of Planets and Stars by the Moon,
for the Year 1853.
Te At Washington Mean Time of O.
North- | South-
ern. ern. Y
p q’ Log sin D | Log cos D
° ° e . .
33 Piscium +83 | +10 +0.9404|0.5226 —9.0555|9-9972 |
33 Ceti +57 | +26 +0.2821| .5107
Jf Piscium +46 | —35 +0.1001| .5098
» Piscium +90/+ 2 ; +0.7964) .5089
& Ceti +90|+ 9 : +0.8790] .5092
é Arietis +58 | —23
BeAICo 755 +77|— 9
31 Arietis +18 | —62
38 Arietis +69 | —13
SATURN +90] +22
+0.2895] .5091
BOS S72 Oo:
—0.4340] .5087
+0.4560| .S112
+0.9462| .5260
Teo 1443) bear
—0.3552| .5248
+1.2151| .5398
—0.1816) .5412
wal 5429
+0.2909| .5490
—0.1999| -5518
—0.4722| .5518
+0.7471| -5576
+0.7484| .5586
0.1037) +5553) —
—0-4109) -5555
—0.1468] .5565| —
+1.0832| .5617| —
—0.9627| .5531
+0.7034| .5589
—o.8706| .5508
—=0:2909)) 5374:
+0.6606! .5404
+0.7628) .5400
19-4994)
ot Tauri +49 | —23 +9.5174] -
o* Tauri +21|—49
¢ Tauri +90| +50
121 Tauri +31] —32
132 Tauri +21) —41
mn 0no0on9d OnNwW AN
5 Geminor +59|— 3
- Geminor +30|—26
37 Geminor +14]—42
Geminor +90| +25
48 Geminor +90| +24
MESV Sete Pete eres S,
l++++ ¢1¢4¢+ 44411
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|
-
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52 Geminor —22
A Geminor —41
x Geminor —27
pt Cancri +41
a Cancri —66
|
a
+t
|
a
y Cancri +13
B.A.C. 3138 —68
e Virginis
65 Virginis
66 Virginis
2 Virginis
80 Virginis
94 Virginis
95 Virginis
x Virginis
2 Libree
KB Libre
vt Libree
ot Libree
¢ Librae
6? Libree
+ Libree
p* Scorpii
p? Scorpii
ot Scorpii
+++] +
oe
comm coo OOMINY
+1.0090) .5407
—0.2683) .5424
—0.1672| .6470
+0.2124| .5464| —. —9.1752
+0.5299| -5470|] —. —9.2215
+0.8714| .5477| —. —9.2821
+0.7382| .5532| —. —9.3692
+1.2569) .5559| —. —9-4319| -
—9.7257| -5643| —. OA4ISS
—o.1516| .5644] —. —9.4456) .
—0.4561| .5658) —. —9.4430] .
—0.3943| -5662| —. —9-4495
+0.1776| .5728| —. —9.5213
+0.1741| .5728| —. —9.5213
+0.9598| .5696| —. —9.5396
+1.1218] .5690| —. —9.5436| -9717
—0.6095) .5762| —. 9.5143] 9755
+1.2505| .5702| —. —9.5548] .9701
—0.7872| .5798| —. —9-5274| -9739
+0.1943/0.5788| —. —9-5573|9:9597
ttt
eu
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|
« Scorpii
v Scorpii
B.A.C. 5395
Ophiuchi
« Ophiuchi
aT
DAO COON NNN A
coc m coco WO OOOONIN NNNN OA ADAM Vis
ftt+t ¢t+41 1
ELEMENTS
19
For facilitating the Calculation of Occultations of Planets and Stars by the Moon,
for the Year 1858.
i aad ee a At Washington Mean Time of O%. ;
Hi p ashing’ !
H| 1853. | Stex’s Name. | Mag. Mean ‘Time |
Bas Sout a4 H VY pr! q’ Log sin D | Log cos D :
H [aera o 9 hem he om 8. t
1| Sept. 9] JUPITER + 5|—66 | 13 14.2} + 7 31 50| —0.3854|0.5876] —.1139| —9.5817|9.9658 ;
{| 9| 39 Ophiuchi) 53) +66) +10} 17 10.5) +11 18 52) +0.8812| .5840] —.1039] —9.6113] .9603 (
9} B.A.C.5831| 6 | +63|— 4] 17 12.6) +11 20 56] +0.6586) .5851| —.1039| —9.6076| .g611 !
9| 6 Ophiuchi | 5 | +49|—15 | 20 28.1] — 9 31 18] +0.4635)] .5868] —.0961] —9.6099| .9606 H
9| c Ophiuchi | 5 | +27 |—36] 22 27.4) — 7 36 43] +0.0844| .5894| —.09g08| —9.6066| .9613 }
10] 4 Sagittarii | 5 |—24)—90} 9 32.5|+ 3 o1 47|—0.8017| .5966] —.o610| —9.6059| .9614 H
1o| 7 Sagittarii | 6 |— 1|—66} to 43.1} + 4 09 32] —0.3845| .5948| —.0581| —9.6139]| .9598
10] 9 Sagittarii | 43|-+- 2])—6r] rf 06.7/ + 4 32 16] —0.3236] .5950| —.0554] —9.6153) .9595 i
10| B.A.C.6161| 6 | —39|—90} 14 10.4) + 7 28 35) —1.1251] .5991| —.0470| —9.6046| .9617 f
1o|a Sagittarli | 3 | +42|—17 | 20 25.6] —10 31 24| +0.4320] .5928| —.0299| —9.6340| .9555
10] 24 Sagittarii] 6 | —41|—90 | 22 45.0] — 8 17 34) —1.0134| .5996| —.0243| —9.6116| .9603 E
II 26 Sagittaril 6 |—62|—90] I 50.2] — 5 19 51] —1.2462| .6006] —.0157| —9.6087| .9608
11| B.A.C.6369| 6 |+13|—44} 2 57.4) — 4 15 25) —0.0502| .5951| —.0099| —9.6284| .9567 f
II] o Sagittarii | 24} +64/+59] 6 57.8) — o 24 43| +1.2697| .5886| +.0015] —9.6491 9519
I1| } Sagittarii | 5 | +37|—20] 14 51.6] + 7 09 59] +0.3751| -5924| +.0215| —9.6340] .9555
11| B.A.C.6576| 6 | —22| —90 | 14 53.1] + 7 11 28] —0.7231| .5972| +.0243| —9.6164| .9593 i
11| 7 Sagittarii| 54] + 4|—56] 18 40.2] +10 49 29] —0.2455] -5943| +.0327| —9.6224| .9580 i
11| z° Sagittarii| 6 | —26|—90 } 18 46.5] +10 55 30| —0.7949| .5969| +.0327| —9.6135] .9599 i
11| 4+ Sagittarii| 6 | +28|—31 | 22 52.4) — 9 08 24] +0.1713] .5910] +.0467| —9.6265 9572
11| A? Sagittarii | 44 | +38 | —21 | 23 08.0] — 8 53 29] +0.3533] .5902] +.0467| —9.6292| .95 i
— 626 |
B.A.C.6864| 6 |—50|—90} 8 55.8) + 0 31 05|—1.1760] -5932] +.0738] —9.5943| .963 H
ae cee 6 a —71 | 20 13.3] +11 22 07| —0.4604 5849) +.1021| —9.5895 9645
13| B.A.C.7179| 6 |— 4|)—80] 3 o1.9] — 6 04 50) —0.5640] .5812) +.1190 79-5743 oP
13| B.A.C.7197| 6 | +67|+ 5 3 54.3] — 5 14 29] +0.7989] -5749| +.1213|] —9.59 9 32
13| Capricor. | 54} —54]—90} 10 37.7| + 1 13 47] —1.2601| .5797| +.1350| —9.5430] -97
i . . —9.5694| .9679 |f
I Capricor. | 6 |+47|—21 | 12 20.4) + 2 52 38] +0.3637| .5721| +.1393] —9.5
2 oe cae 6 |+15|—55 | 12 45.6] + 3 16 57] —0.2350] .5746) +.1393 yee eee
13|@Capricor. | 6 | +42) —27 } 15 19.8) + 5 45 25] +0.2509 ae +.1457 = 9-559 9694
14| 33 Capricor.| 6 | +69|+19 | 18 57.0] + 9 14 38) +1.0139) -564 Me —9.5634| .9 all
14| 37 Capricor.| 6 | +69] +16} 23 33.2} 10 19 08] +0.9809| .5626) +.1617| —9.5490) .9709
i i 5 -5625| +.1638] —9.5365| .9727 |p
C im +-59|—13]} © 31.4|— 9 23 05| +0.5030) .5
a LigasHnde. a ee —25] 2 56.6|— 7 03 04| +0.2967| 5619 pees —9-5242 9743
14) B.A.C.7550| 6 |+70|+27} 3 10.9] — 6 49 15] +1.1207 ee +. 1092 meres es ;
15| 56 Aquarii | 6 |+30|—46] o 18.2]—10 25 54] —0.0826) .5489| +.2025 eee 9843 !
15|ctAquarii | 6 |+75|+21] 8 24.3) — 2 35 57| 41.0720) -5409| +.2124) —9.4 ae
li . . —9-3947| -9002 |i
Bak +69|+ 1} 9 17.6]— I 44 27) +0.7771| -5407| + 2135 9-39 H
16 ake i — 4 —90O } 22 50.2} +11 21 59 ey ae cae “ees re
6] a3 A ii +24|—56 } 23 20.5} +11 51 19) —o.2 : . —9. :
i % Piscium é alga +10 } 20 39.2) + 8 30 21| +0.9406| .5225 +.2396 meee ee
17| 33 Piscium | 5 | +83 +16 22 21.8] +10 09 54 + 1.0323 5214) +.2403| —9.0555) « i
18] 33 Ceti 6 |+68)/—17} 8 02.2}— 5 09 24 eb Sue oes: eee a
18] f Piscium | 6 | +46 ai rf 49-7 — ; i d Ee ee ae plereell gost I
18| Pisctum | 43) —21 | — 18 17.2] + —i. alanis a Finaeeelngogs It
is¢i I O 14.7] +10 35 O1| +1.0000} .5113| +.235 85 |
ia ons ; 66 an 16 aie ++ 2 40 40] +1.1115| .5123| +.2247| +9.1520 -9956
sate : 5124) +.2191| +9.2372| -9934
2 vena UE AS el Al oan A a OSes re ia +.2181] +9.2353| -9935
19) B.A.C.755| 6 |+90)+ 5 | 23 59-9| + 9 39 —o.1810] .5120| +.2136] +9.3110) .9907
Bal eats a laos, A : ane os a a 3 40.7230 -5 143) +.2097 +9.3116| .9907
ieti I GP 27.0) . i
= ae 3 Ge a 7] 4 03.4) —I1 50 43 +0.4376|0.5265] +.1540] +9.5174:9.9751
20 ELEMENTS
For facilitating the Calculation of Occultations of Planets and Stars by the Moon,
Sor the Year 1853.
Limiting =
S At Washington Mean Time of O.
Parallels. Washington
Mean Time
of O.
H/ 1853. | Star’sName. | Mag.
North- | South- +
ent a Log sin D | Log cos D
jth Yy p
°
| x 2 \. ho om 8.
H! Sept.22| o? Tauri 54 | +38 | —33 | 8 02.0] — 7 59 31] —0.0611/0.5265| +.1476] +-9.5384|9.9724
f 22| ¢ Tauri 4% | —28 | —67 08.2] + 3 43 §5)—I.I1110] .5273| +.1272] +9.5860| .9651
23/103 Tauri | 6 | —43 | —66 24.2) — 8 23 35| —1.2289] .5309] +.1050] +9.6104| .9605
23) 12t Tauri 6 |+48| —16 21.6] + 4 08 29] +0.1096| .5406] +.0791| +9.6082| .9610
24/132 Tauri | 54| +37) —24 39-3| +10 13 37] —0.0697] .5419| +.0667| +9.6180] .9590
24|5 Geminor | 6 | +83) +12 02.4] — 3 44 04] +0.5751] 5479] +.0431] +9.6169] .9592
25|« Geminor | 3}|+46|—12 46.5| +10 30 08] +0.0724] .5490] +.0120} +9.6303| .9563
25| 37 Geminor| 6 | +29|—26 55-0] — 8 31 55] —0.2114] .5493| —.0016| +9.6348) .9553
25| Geminor | 6 | +90| +42 09.2} — § 24 24) +1.0186] .5546| —.0085| +9.6163| .9593
25| 48 Geminor | 6 | +90| +41 40.4] — I 02 32] 41.0125] .5553) —.0177| +9.6155]| .9595 |
25| 52 Geminor| 6 | +51|— 8 39.6] — © 05 20] +0.1565| .5518| —.o199| +9.6281| .9568 |
25| A Geminor | 54} +32 | —25 36.6] + 3 43 32|—0.1553) -5511| —.0292| +9.6312| .9561
26) x Geminor | 34|-+47|—14 02.5| —II 10 09] +0.0983] .5528| —.0521| +9.6219| .9582
27| 2 Cancri 6 |— 1| —66 15.1] + 4 28 53] —0.7404] .5493} —.0883| +9.6174| .95gI
27| y Cancri 54|+90| +25 33-8] — 9 33 37] +0-9152] -5550] —.1101| +9.5736| -9672
28] B.A.C. 3138] 6 | + 3 | —67 17.8] + 3 42 07| —0.6868} -5473| —.1393] +9.5714| .9675
29/ » Leonis 33 | +40 | —34 59.0] + 3 33 19] —0.0213] .5455| —.1856| +9.4775| -9795
29/43 Leonis | 6 |+77|— § 43-4] +10 04 13] +0.5462] .5461| —.1952| +9.4328] .9835
29| B.A.C.3579| 6 |+77|— 6 58.4) —10 47 18] +0.5539] -5454| —.2014] +9.4155| .9848
29| 7 Leonis 6 |+69|—12 32.9] — 9 15 53] +0.4476] .5449] —.2029] +9.4098] .9852
29| k: Leonis 6 |—16| —75 IIl.1] — 2 50 §5| —1.0146| .5404| —.2129] +9.4121| .9850
30|« Leonis | 4 |—28|/—79 46.4] — 9 50 21] —1.1776| .5389| —.2334| +9.2934| -9914
Oct. 3/94 Virginis | 6 | +23] —59 55-9] — 9 10 48] —0.3113) -5547| —.2471| —9.1535| -9956
3| 95 Virginis | 6 | +43 | —38 07.3} — 8 59 46) +0.0650] .5541| —.2471| —9.1751] -9951
3|x Virginis | 44] +60] —21 50.7] — 6 21 59] +0.3727| .5541]} —.2454| —9.2214| .9939 |F
3| B.A.C.4765| 6 |} +79] — 4 28.5] — 1 53 55] +0.6984] .5559] —.2410] —9.2822] .9919
4| « Libree 6 |+69|—12 42.5| + 8 56 09] +0.5462| .5613) —.2288] —9.3692| .9878
4| 1 Libree 5 | +74} +18 04.0] — 7 58 18] +1.0454] .5643| —.2178|] —9.4319| .9835 |
5] ot Libree 6 |—15|—90 08.8] — 2 06 52; —o.9196! .5728| —.2084| —9.4135]| .9849 |
5| ¢+ Libree 4 | +15 | —63 09.0} + © 46 39) —0.3578| .5729| —.2033] —9.4456| .9824
5| 3 Libree 6 |— 1|—88 09.5}-+ 1 44 53| —0.6592| .5744| —.2017| —9.4430] .9826
5| 4 Libree 6 |+ 2|—82 05.3} + 2 38 40| —o0.5994| -5749| —-1999| —9.4495| -9821
5) a Libree 6 |+70| +30 25.5] +10 4o O1| +1.1585| -5733| —.1849| —9.5281| .9738
5| 8" Scorpii 2 |} +28)—44 21.1] — 8 35 38] —0.0507| .5800] —.1747| —9.5213] .9746
5| 8° Seorpii 5t| +28 | —44 21.3] — 8 35 29] —0.0541| .5800) —.1747| —9.5213| -9746
5| 1 Seorpii 44|+70/— 1 53-3| — 8 04 43] +0.7214| .5780] —.1726| —9.5396] .9722
5| «9 Scorpii 44/+70|/+ 9 07.2} — 7 51 18| +0.8812) .5773| —.1726] —9.5436| .9717
5| » Scorpii 4 |—15|—g90 00.5] — 6 02 23) —0.8312| .5847| —.1682] —9.5143] .9755
5| B.A.C.5395| 6 | +70] +17 38.8] — 5 25 30] +1.0051| .5774| —.1682| —9.5548] .9701
6| Ophiuchi | 5 | —27!—go g1.1] — 1 23 Of] —t.0113| .5871| —.1593]) —9.5276] .9739
6| » Ophiuchi | 5 | +25 | —44 00.9} + I 39. 24) —0.0436] .5856) —.1501| —9.5573) -9697
6| 39 Ophiuchi] 53| +61 | — 6 56.6] — 5 07 35| +0.6261| .5895| —.1045] —9.6113] .9603
6| B.A.C. 5831] 6 | +46 | —r19 58.8] — 5 05 32) +0.4054] .5906| —.1045| —9.6076| .9611
7|6 Ophiuchi | 34] +66 | +38 28.2] — 3 39 40| +1.1984] .5871| —.1018] —9.6235| .9578
7| JUPITER —23|—90 40.9] — 3 27 28] —o0.8580| .5903) —.1013| —9.5887| .9646
7\6 Ophiuchi | 5 | +34] —z9 10.8] — 2 o1 16| +0.2124] .5921| —.0964] —9.6099| .9606
H 7|c? Ophiuchi |] 5 | +14] —51 08.1] — 0 08 41] —0.1638] .5946) —.0g09| —9.6066| .9613
i 7| 4 Sagittarii | 5 | —40|—go 03.4] +10 20 06] —1.0462] .6005| —.0600] —9.6059| .9614
7\7 Sagittarii | 6 | —14|—89 13.1] +11 26 59] —0.6316| .5987| —.o571| —9.6139| .9598
7\9 Sagittarii | 44 | —10| —8z2 36.6] +11 49 28) —0.5714/0.5984| —.0571| —9.6153 9.9595
a
ey i en
a
hs ow
om
a
cn
ELEMENTS oA
Hor facilitating the Calculation of Occultations of Planets and Stars by the Moon,
for the Year 1858.
TA NN TTR TT TR Tp en
Limiting
Sa Ce a EEE SEE
i
Parallels. NA ' At Washington Mean Time of Of H
1853. Star’s Name, | Mag. q Wess ‘time i
#9 H ie vy p Ch Log sin D |Logcos D
| Oct. 8 Sancta 3 * 49.6 205 20 O1 +0.1805|0.5950) —.03 11] —9.6340 9.9555
8 B.A.C. 6369 6 8 18.6] + 2 53 08] —0.2974| .5965) —.o107| —9.6284| .9567
8) o Sagittaril | 22 12 17.7] + 6 42 34) +1.0184) .5894| +.0007| —9.6491| .9519 i
8) p Sagittarii | 5 } 20 10.2] — 9 44 06] +0.1294) .5918] +.0238] —9.6340| .9555 |i
8) B.A.C.6576) 6 } 20 I1.7| — 9 42 35| —0.9670} .5970| +.0238| —9.6163| .9593 i
8} x4 Sagittarli | 54 23 58.71 — 6 04 43) —0.4888] .5932) +.0352| —9.6224| .9580
9) 2°? Sagittarii | 64 © O1.4) — 6 02 11) —0.5829) .5939) +.0352| —9.6209! .9584 i
9| x? Sagittarii | 6 © 05.0] — 5 58 41] —1.0404] .5959| +.0352| —9.6134| .9599 |f
9| ht Sagittarii | 6 4 11.2] — 2 ©2 20] —0.0691| .5899| +.0464| —9.6265| .9572 |i
9| A? Sagittarii | 43 4 26.7| — 1 47 27| +0.1119} .5892) +.0464| —9.6292| .9566 |f
10| B.A.C. 7049] 6 I 39.1| — § 24 43] —0.6885| .5817| +.1014| —9.5895| .9645 |#
10} 17 Capricor.) 6 8 31.9] + 1 12 32) —0.7861) .5774| +.1181| —9.5743| .9671 |f
10} B.A.C.7197| 6 9 25.2) + 2 03 45| +0.5835| .5711| +.1203| —g 5966] .9632 |f
10| z Capricor. | 6 17 57-4] +10 17 02] +0.1555| .5662) +.1402| —9.5692) -9679 |f
10| 27 Capricor.| 6 18 23.0] +10 41 43| —0.4449] .5688) +.1402| —9.5570| .9698 |f
1o| @Capricor. | 6 20 59.3) —IO 47 40] +0.0461| .5645] +.1463| —9.5592| .9694 :
I1| 33 Capricor.| 6 © 39.8] — 7 15 11] +0.8183] .5601] +.1524| —9.5634| .9688 |f
11| 37 Capricor.| 6 5 20.4] — 2 44 33] +0.7918] .5565| +.1620| —9.5490] .9709 |f
I1|« Capricor. | 43 6 19.5) — 1 47 30] +0.3125) -5574| +.1639) —9.5365| .9727 :
11] x Capricor. | 5 8 47.2] + © 34 57] +0.1087] .5571| +.1675) —9.5242| .9743 ‘
11| B.A.C. 7550] 6 9 01.7] + © 48 58| +0.9383] -5530| +.1692| —9.5399) .9722 |}
11} 29 Aquarii | 6 17 41.0] + 9 10 18| —0.2706| .5517| +.1828| —9.4821] .9790 |
12/56 Aquarii | 6 6 32.7| — 2 23 56) —0.2373| -5425) +.2016| —9.4223]| .9843 4
12| 2+ Aquarii | 6 14 47.9] + 5 35 06] +0.9396| -5347| +-2113| —9.4080] .9853 ;
12) 7? Aquarii | 4 | 15 42.3) + 6 27 45] +0.6452) .5348) +.2125| —9.3944| .9862 4
12) 74 Aquarii | 6 17 35.6] + 8 17 29] —1.0271| .5370] +.2147| —9.3316] .9898 ;
13) Aquarii | 42 4 29.2] — 5 09 37| —1.2812] .5306| +.2253) —9.2346] .9935 |i
13) ¥? Aquaril | 44 5 30.5| — 4 10 10] —0.9482| .5297| +.2261) —9.2390] .9934 |f
13| 8 Aquarii | 5 6 01.4] — 3 40 15| —0.3779] -5280| +.2270| —9.2568 -9928 :
13| B.A.C.8214] 6 14 17.6] + 4 20 41| —0.7456) -5247| +.2328| —9.1577) -9955
13| B.A.C.82 6 20 51.8| +10 42 54| —0.3549| -5207| +.2368| —9.0976 .9966 :
30 Bean: 5 3 43.0/ — 6 38 14] +0.8886] .5175| +.2396| —9.0755| -9969 |f
14] 33 Piscium | 5 5 AR 4 56 59] +0.9854| .5166) +.2404| —9.0555| -9972 |
16| Piscium | 43 I 54.2) — 9 47 29] —1.0568| .5089| +.2393| +8.9726] .9981
16| » Piscium & 7 54.0| — 3 57 §8| 1.0693) .5104| +.2365) +8.9174 9985 H
17| & Ceti 5 © 32.6, —11 48 09) +1.2167) .5125| +.2267| +9.1520| .9956 ||
17| € Arietis 53 6 43-1] — 5 48 19] +0.6479) .5127| +-2219| +-9.2373) -9934 i
17| B. A.C. 755) 6 7 44.2} — 4 49 00] +0.9196] .5133| +.2211| +9.2355| -9935 :
17| 31 Arietis | 54 12 50.3} + 0 08 15] —0.0188] °5129| +.2166) +9.3099 .9908
17| 38 Arietis 54 17 11.5] -+ 4 21 45 +0.8582] .5157| +.2117| +9.3116| .9907 fl
2 5 8 |i
18] B.A.C. 1096] 6 18 16.4] + 4 42 01] —0.2549] .5202 +.1821) +9.4745| -979
19| ot Tauri i 6 Il 42.5] — 2 23 57! +0.6369 5283!) +.1568) +9.5174) .9751 4
19| w? Tauri 52 15 40.4) + 1 26 35] +0.1422| .5282| +.1503 +9-5385| -9724 j
19| x* Tauri 54 19 34.4] -+ § 13 16] —1.2148] .5253| +.1435] +9.5726| .9673 |f
20| ¢ Tauri 43 3 44.8] —10 51 47 —o.8971| .5289] +.1296 +9.5859| .9651
i = ; 6104) .9605 |i
20|103 Tauri | 6 16 04.6] + 1 04 19] —0.9977| -5328] +.1052) +9.0104
coll ree es 4 57-5| —10 27 57] +0.3442) -5419| +-0790| +9.6082) .9610 |f
21) 132 Tauri 5s 11 15.9] — 4 22 06| +0.1676 .5426| +.0665| +9.6180] .9590 i
21| 139 Tauri 53 15 23.1] — 0 23 06 —1.1468] .5381| +.0579| +9.6408 9539 {
21/5 Geminor | 6 2h Atle 5 +.0449| +9.616919.9592 |j
42 22| +0.8189|0.5474
= Se a ES EES 5
SEG SEE AE TIEN
For facilitating
ELEMENTS
the Calculation of Occultations of Planets and Stars by the Moon,
Sor the Year 1853.
NNN NN
Star’s Name.
« Geminor.
37 Geminor.
52 Geminor.
A Geminor.
c Geminor.
x Geminor.
a Cancri
v® Cancri
y Caneri
€ Cancri
79 Cancri
B.A.C. 3138
7 Leonis
42 Leonis
B.A.C. 3579
7 Leonis
k: Leonis
« Leonis
€ Virginis
vy Virginis
x Virginis
e Virginis
B Scorpil
8? Scorpii
«1 Scorpii
o* Scorpii
vt Scorpio
B.A.C. 5395
+ Ophiuchi
o Ophiuchi
39 Ophiuchi
B.A.C. 5831
6 Ophiuchi
b Ophiuchi
ce? Ophiuchi
VENUS
4 Sagittarii
7 Sagittarii
9 Sagittarii
a Sagittarii
B.A.C. 6369
o Sagittarii
) Sagittarii
B.A.C. 6576
x Sagittarii
2° Sagittarii
M* Sagittarii
2 Sagittarii
17 Capricor.
B.A.C.7197
bie
be
be
AAFAD“M AMNA $F AQAnMN
ee
Limiting
arallels.
Washington
Mean Time
of O.
ar)
KO DAN WO ANS WHw se OH
NNN ae
COW Ww N™
—
nnom
n
|
FOoOON
30.8
41.9
31.9
31.7
53-4
04.9
33-0
ak oh
Ltt
_
=
tt +111
y
~
OW HW >
me OFUO
Ono”
m CON
:
|
ttett Lette t4tt
WO MOAKDN NHK COR AWWEYO ON APR
#t+t+ ¢11¢ +110
=
=
al
NN NWR
rom bv
At Washington Mean Time of O.
i 2 p’ qy
+0.3178]0.5478| +.0115
+0.0328] .5473] +.0002
+0.4033] -5493| —.o2z01
+0.0891} .5481] —.0292
—1.1660] .5427| —.0518
O°5 430 Ose
—O.5101] -5445
—1.0752] -5416
SEE Dy A) 5492
—1.0102| 5393
“5395
5287
-5389
5394
-5389
-5383
5339
-5 336
5343
-5365
“5357
-5380
*5905
“5905
5872
«5878
5942
5880
5981
-5960
-6010
.6022
5985
.6039
6063
+5500
-6117
.6099
.6099
6056
6068
“S991
-6013
-6066
6022
6047
5983
—1.0186
—o0.4691
+0.1779
+0.7418
+0.7450
+0.6360
—0.8494
—1.0402
—1.1282
+0.5765
—1.2653
—0.2176
—0o.1580
—0.1615
+0.6020
+0.7593
—0.9324
+0.8772
—1.1143
—o0.1660
+0.4721
+0.2551
+1.0335
+0.0617
—0.3106
+ 1.1254
—1.1890
—o.7820
—0.7230
+0.0102
—0.4650
+0.8299
—0.0505
—I.1319
—0.6619
—1.2061
—0.2506
—0.0711| .5976
—0.9661| .5810
+0.3916|0.5760| +.1221
Rope oe hh
Log sin D | Log cos D
+9.6303|9.9563
+9-6348) .9553
+9.6281| .9568
+9.6312| .9561
+9-6438| .9532
-9582
9591
9588
-9672
9652
+9654
-9675
9795
9835
-9848
-9852
9850
9914
9945
9964
-9963
-9989
-9746
-9746
+9722
eT,
“9755
9701
“9739
9697
-9603
9611
9578
-9606
-9613
9545
9614
19598
9595
9555
-9568
‘9519
9555
9593
+9.6217
+9.6173
+9.6188
+9-5734
+9.5853
+9.5844
9°57 14
0-475
aah de it)
FOATSS
“0-407,
+9.4121
9.2935
+9.1978
+9.1070
+9.1118
+8.8578
9:5 285
—9.5213
—9-5396
—9-5436
= 9-5 142
—9°5547,
9:5 4/5,
PSST
—9.6113
—9.6076
—9.6235
—9.6099
—9.6066
—9.6382
—9.6059
—9.6139
—9.6153
—9.6340
—9.6284
—9.6490
—9.6340
—9.6164
—9.6224
—9.6134
—9.6265
—9.6292| .9566
—9.5743) .9671
—9.5966 9.9632
Eee
“9599
9572
9580. |
Saas
Ly 2 Ae sta se?
or
ELEMENTS 23
For facilitating the Calculation of Occultations of Planets and Stars by the Moon,
for the Year 1858.
Limiting
4 Parallels, | Washington
H 1853. Star’s Name. | Mean Time
4 of Or 7
At Washington Mean Time of O.
pe p Log sin D |Logcos D ;
—9-5694 9.9678 |i
—9-5571| 9698
—9-5593| -9694 |i
— 9.5634) .9688
—9-5703| -9677 |f
—9-5490| -9709 |f
—9-5365! -9727 |f
—9-5242| .9743
—9-5399] -9722 |
—9-4825] .9790 |f
—9.4223] .9843 |F
—9.4080| .9853
—9-3947| .9862 |F
—9.3316| .9898 H
—9-2390| -9934 |H
— 9.2568] .9928 |f
—9.0750| -9969
—9.0556| .9972
+8.4637| .9998
+8.6955) .9995
+8.9723| -9981
+8.9174| -9985 |f
+9.1521| .9956 |B
+9.2372| -9934 |f
+9.3110] -9907 |}
+9.3116] .9907 E
+9.5385| 9724 |8
+9.5726| .9673
+9.5359) .9651
+9.6104| .9605
| S78
} 23 29.5
| 23 54.8
20:3
97.5
26.9
45.6
44.3
10.9
25.3
02.2
x Capricor.
27 Capricor.
@ Capricor.
33 Capricor.
35 Capricor.
—0,0328]0.5700
—0.6292| .5709
—0.1409| .5677
+0.6266| .5612
+1.1995| .5585
+0.6017| .5585
+0.1261| .5592
ae ODT) 5509
Soha) 52
—0.4350] .5502
53-1 —9.4093] .5398
09.6 +0.7729) .5314
04.3 +0.4786| .5312
57.6 1.1934) .5333
57-9 —1.1028] .5252
48 Aquarii 29.0 —0.5315| .5246
30 Piscium 24.2 eS 5124
33 Piscium 09.8 +0.8614) .5114
33 Ceti 43.7 +0.4069| .5054
J Piscium | 36.4. +0.0655| .5052
37 Capricor.
e Capricor.
x Capricor.
B.A.C.7550
29 Aquarii
p+ttt +1101
56 Aquarii
7? Aquarii
7? Aquarii
74 Aquarii
a? Aquarii
NPANN ANP AHA ANDAR
-
» Piscium 12.0 —1.1223| .5044
y Pisclum 16.2 + 1.0214] .5063
& Ceti 05.5 +1.1948] .5096
é Arietis 19.5 +0.6334| .5103
31 Arietis 29.8 —0.6299| .5106
38 Arietis | 13 52.8 +0.8602| .5139
a? Tauri 30.4 +0.2003| .5294
x Tauri 24.3 —1.1553| .5267
—0.8287| .5306
—0.9179) .5348
+0.4365) .5432
+0.2640] .5446
—1.0505| .5400
+0.9241| .5490
+0.4302| .5489
+0.1467| .5479
+0.5228/ .5404
+0.2085| .5478
—I.0510] “5419
+0.4666| .5469
¢ Tauri 34.4
103 Tauri | 53-3
+ |
-++-9.6082] .9610 |f
+9.6180] .9590 |
+9.6408) .9539 |f
+9.6169| .9592
+9.6303] .9563
+9-6348} .9553
+9.6281| .9568
+9.6312| .9561
+9-6437| -9532
+9.6217| .9582
+9-6385) .9545
+9.6172] .9591
+9.6188} .9588
+9.5853| 9652 1h
+9-5844| .9654 |}
+9.5714| .9675
+9-4773| -9795
+9.4328) .9835
+9.4153| .9848 |f
+9.4097|9.9852 |}
121 Tauri | 45.1
132 Tauri 02.9
139 Tauri 09.9
5 Geminor | 27.8
« Geminor 18.2
37 Geminor 30.0
52 Geminor 21.9
A Geminor 22.9
¢ Geminor 48.4
x Geminor
Se a ye paar ine ER oC ene
t+} 04 ¢1441
32.6 —1.1303| .5406
38.1 —0.3882! 5419
—0.9570| .5386
30.6 —0.8888) .5347
58.7 SHIN By in)
—0.3457| 5360
20.5 +0.3045) -5315
+0.8728] .5314
4 49.5 +0.8752| .5309
6 0.5301
cw Cancri
» Cancri
v® Cancri
€ Cancri
79 Caneri
B.A.C. 3138
” Leonis
42 Leonis
B.A.C. 35.06
t Leonis
Laas
DAYANA AAA AD
24 ELEMENTS
For facilitating the Calculation of Occultations of Planets and Stars by the Moon,
for the Year 1853.
Limiting A ;
Parallels. Washington At Washington Mean Time of 0.
Star’s Name. | Mag. Mean Time
p q’
i: Leonis : —0.7409|0.5256| —.2084
« Leonis —0.9462] .5243] —.2303 ; }
— Virginis —1.0423] .5250) —.2395
vy Virginis +0.6848] .5272] —.2394 f :
A’ Virginis —1.3406] .5248] —.2403
x Virginis
ce Virginis
65 Virginis
66 Virginis
2 Virginis
—1.1866] .5260) —.2456
—0.1326] .5290] —.2510
+0.6452] .5404| —.2575
+0.7432] .5410| —.2575
+0.9665| .5421| —.2569
—0.3098) .5445| —.2565
—0.2849| .5540| —.2501
+0.0879] .5533| —.2501
+0.3859] -5553| —.2481
+0.6944) 5572) —.2449
+0.9849] .5719| —.2235
—0.7491] .6209] —.o590
—0.5023| .6193] —.0133
+0.7709| .6116] —.0007
—0.0984| .6133| +.0249
.0249
-O344
poor
.0468
0468
nots
1223
.1247 , : f
“1433 : y
1436 i : :
.1498
1563
1583
-1662
1680
80 Virginis
94 Virginis
95 Virginis
x Virginis
2 Libree
vt Libree
9 Sagittarii
B.A.C. 6369
o Sagittarii
) Sagittarii
B.A.C. 6576
x Sagittarii
x° Sagittarii
h* Sagittarii
h? Sagittarii
B.A.C. 7049
17 Capricor.
B.A.C.7197
x Capricor.
27 Capricor.
PPPS tt ter tet
. a ee ee eee ee
—1.1623| .6187
—o.7011| .6152
—1.2365| .6179
—0.2976| .6250
—0.1213] .6101
—0.9107| .5990
—1.0086] .5924
+0.3261| .5856
—O0005) 5797
—0.6772| .5824
P Pe et ee el
On wWrnbuUnN NNO HO © NH ON
(i i oc
@ Capricor. —0.1986| .5770
33 Capricor. +0.5568] .5717
35 Capricor. +1.1205| .5688
37_Capricor. : +0.5323| .5664
e Capricor. | 4 +0.0634| .5670
t+ +411
1718
a : . e
1871
2044
2138
2140 | 9 aod,
.2170| —9.3314] .
-2275| —9.2390] .
.2276| —9.2568
2395) "—9°07 Seale
-2401] —9.0555
2412] +8.4637
x Capricor. : —0.1354| -5661
B.A.C.7550 . +0.6776) .5635
29 Aquarii d —0.5044| .5578|
56 Aquarii : —0.4639| .5468
7? Aquarii . +0.7046| .5370
es oes ne ae 5368
74 Aquarii —1.2382| .5385
x, ee rie A re
¥ Aquari —0.5834| .527
30 Piscium +0.7058} .5129
33 Piscium +0.8054] .5118
33 Ceti +0.3667| .5031
J Piscium +0.0714| .5029 2403| +8.6893
# Piscium —1.1566} .5016 2378] +8.9730| .
v Piscium +0.9873|0.5035| +.2354] +8.9175\9.
fete ¢tttt +4 4e¢ ¢tttt ¢+444 ttttt
St
re eee
=
ELEMENTS 25
For facilitating the Calculation of Occultations of Planets and Stars by the Moon,
for the Year 1853.
| Limiting
i Parallels. Washington
1) 1853. Star’s Name, . Mean Time
North- | South- of &. H V ,
ern. ern. P
At Washington Mean Time of O.
7 Log sin D |Log cos D |
51 Ceti +90] +28
é Arietis +85 |— 5
BSAC A 75S +90| +11
31 Arietis +39) —41
38 Arietis +90|/+ 7
a
+2292] +9.15209.9956 :
-2207) +-9.2357) -9935 |l
-2200 +9.2339| -9935
-2157| +9.3099| .9908
+2121] +9.3117| .9907
1744] +9.4719| .9801
1581) +9.5174! .9751 |i
-I517| +9.5385| .9724 |f
+1311] +9.5859| .g651 |f
.0676] +9.6180| .9590 |}
.0589| +9.6408] .9539 |}
.O117| +9.6303| .9563 |f
.0292| +9.6313) .9561 |F
.0517| +9.6217| .9582
.0672| +9.6385| -9545
™m. us
56.7| + 4 +-1.1679|0.5063
13.2 +0.6476| .5071
15.3 +0.9217| .5077
26.2 —0.0485| .5077
51.0 +0.8390| .5103
=
N
nw
0
SATURN +90 | +29
ot Tauri +90|+ 5
o? Tauri +53 |—z0
z Tauri — 6| —67
132 Tauri +57|— 3
59.2 +1.0887) .5275
45.5 +0.6803| .5278
44.3 +0.1885| .5282
50.1 —0.8397| .5300
17.9 +0.2548) .5458
24.4 —1.0610] .5415
29.0 +0.4191| .5511
30.3 +0.1946| .5500
06.0 +0.4525| .5499
37-9 —I.1497] .5422
43.2 —0.4082] .5431| —.0866| +-9.6173| .9591 |f
28.1 —0.9110] .5401| —.0950| +9.6198| .9586 |f
49.3 —0.9804| .5396| —.0971| +9.6188] .9588
+90] +58 Bee +1.2770] .5461) —.1093| +9.5734| .9672
—12| —68 39.5 —0.9185| .5344] —.1326] +9.5853| .9652
—12|—68 07.3 —0.9290] .$339| —.1346] +9.5844| .9654 :
+21 | —48 421 —9.3731| .5357| —.1364| 49.5714] .9675 |f
+58 | —19 45.5 +0.2738) .5287| —.1800] +9.4774| -9795 -|}
+90] +11 56.2 +0.8455| .5273| —.1915| +9.4326| .9835
+90} +10 24.3 +0.8470] .5264| —.1955| +9.4153| .9848
+0.7348] .5255| —.1983] +9.4097| .9852
—0.7889] .5204| —.2070] +9.4120| .9850 |}
—I1.0014] .5172} —.2273] +-9.2934| .9914 |f
—I.1018] .5170] —.2364| +9.1975] -9945 |f
+0.6497| .5192| —.2364| +9.1070) .9964.
—1.2500| .5174| —.2411| +9.1114| -9964 |f
—o.1816] .5198| —.2467| +8.8570| .9989
+0.6089| .5295| —.2523| —8.8602) .9989
+0.7089| .5301| —.2523| —8.8843| .9987 |f
+0.9365| .5322| —.2517| —8.9816] .9980
—0.3606| .5335| —.2513| —8.9089| .9986
—0.3317| .5436] —.2450] —9.1536] .9956
+0.0472| .5430] —.2450| —9.1752| .9951
+0.3502| °5449| —-2432| —9.2217| -9939
44.7 +-0.6651| .5466] —.2401| —9.2822| .9919
12.1 +0.4794| .5573] —-2289| —9.3692| .9878
375 +0.9594| 5617! —.2203| —9.4319| -9835
42.4 —1.0198| .5725| —.2117| —9.4135] -9849 |i
41.7 —0.4639| .5740| —.2071| —9.4456| .9824 ||
41.7 —o.7668| .5758| —.2055| —9.4431 9826 |f
oH —o0.7089| .5769| —.2038| —9.4495| .9821
ae ge le .5738| —-1987| —9.5086] .9761
50.1 +-1.0205| .5785| —.1894| —9-5283] .9738
39.2 —o.1866| .5876| —.1795| —9.5213| .9746
393 —0.1901|0.5876| —.1795 —9-521319.9746
1]
On Vr
I
139 Tauri —25 | —64
e Geminor +69|+ 6
A Geminor +53/— 7
x Geminor +72|+ 4
ot Cancri —33 | —64
e
NWO HF OO OF
bl i++ t++4+4+4+ 4444+
=
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—17 | —66
Ne
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79 Caneri
B.A.C. 3138
y Leonis
42 Leonis
B.A.C. 3579
é Leonis
k Leonis
v Leonis
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eH CON ENT COCONRWYW BR COON “MOH
+90|+ 3 05.2
— 1| —75 11.4
Lee | 7S) utof/
—20| —81 54.9
+85|— 6 13.0
33) | = 83 48.9
+32 39.6
+80 4)
+86/— 4 yey
+85/+ 9 52.1
34-0
58.2
10.0
58.9
#4141
te
bt
x Virginis
¢ Virginis
65 Virginis
66 Virginis
? Virginis
ttt
80 Virginis
94 Virginis
95 Virginis
x Virginis
2 Libre
—63
NN
me CO AR &YW NC DAW NOOO
toe
t+4t
OO AWY O
=
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vy’ Libree
ot Libree
3} 2 Librae
&? Libre
64 Libree
41 Libree
x Libree
Bt Scorpii
B? Scorpii
NI
AN ADA ALP AUWA AP AAHR ADAM HL BPaIPAANA AWAD AP ARDA
La
26 ELEMENTS
For facilitating the Calculation of Occultations of Planets and Stars by the Moon,
for the Year 1853.
i Limiting . 4
Parallels. Washington At Washington Mean Time of 0%.
1/1853. | Stars Name. | Mag. Moan fimo, |. a hae ee
North-| South-| o.
ern. ern.
yy
Log sin D | Log cos D
463|—10] 2 10.5
+69|— 1 24.1
—23 14.3
+69 51.6
—38 56.0
Dee.27}| wt Scorpii
27| a Scorpii
27| » Scorpii
27| B.A.C. 5395
27| Ophiuchi
« Ophiuchi
B.A.C.7049
17 Capricor.
B.A.C.7197
x Capricor.
—9-5396)9.9722
—9.5436| .9717
—9-5143| -9755
—9-5548| .9701
—9-5274| -9739
—9-5573) -9697
—9-5896| .9645
—9-5743| -9671
—9.5965| .9632
—9.5694) -9679
—9-5571| -9698
—9.5594| .9694
—9.5634| .9688
—9-5703|9-9677
+0.7331
—o0.9616
+0.8513
Tee te)
—0.1958
—o.8515
—0.9421
+0.3707
—0.0296| .5907
—0.6077) .5935
—0.1326] .5880
47; +0.6145| .5824
24] +1.1708]0.5794
t+44t
aN QOS - F
ol
oe «
+18
—22 13.9
—26 33-5
+46 22.5
+26 14.8
— 4 38.5
+21 03-0
+64 27.1
+68 32.3
[+++
27 Capricor.
¢ Ophiuchi
33 Capricor.
35 Capricor.
NH AO Om AO
ANNAN ANDAAM MV APF + |
oH bop
oe get er |
NOTES.
B. A. C.—British Association Catalogue.
Rumk.—Runker’s Catalogue.
PREDICTION OF OCCULTATIONS.
In the prediction of an occultation for a particular place, the principal objects of
determination are, the instant of immersion, or of the star’s disappearance behind
the moon’s limb; of emersion, or of the star’s re-appearance; and the points on the
moon’s border where these appearances take place.
The calculations, according to the method of the late Professor Bessel, are greatly
facilitated by means of the elements given in the preceding list. Those who may wish
to consult Prof. Bessel’s original paper on this subject, will find it in Schumacher’s
Astronomische Nachrichten, Vol. VIL., page 1; also in the Berliner Astronomisches Jahrbuch
for 1851, page 257. The process of computation is shown by the following equa-
tions :
d = Longitude from Washington, of the place, + West, — Hast.
@ = Geographical North Latitude of the place.
o'= Geocentrie North Latitude of the place.
7 — Earth’s radius at the place, or the distance of the observers position from the
earth’s centre.
It is unnecessary to calculate ¢' and r separately, as we have
(1—e’)sin¢ ee COS
/(—ésin®@) ros? = /—ésin’e)
in which e denotes the eccentricity of the earth’s meridians.
rsing’ =
i=? Wh Vasc
/(1—e’sin’¢) v (1—e’sin’¢)
from e = ‘081697, according to the latest determination of Prof. Bessel, may be taken
from the following table, where the geographical latitude of the place is phe argument,
The logarithms of = log A, and of | log B, derived
28 PREDICTION OF OCCULTATIONS.
@| Log A| Log B
9-9971]| 0.0000
9-9971] 0.0000
9:9973| 0.0002
90075 \iueO 200s.
9:9977| 0.0006
90-9979), ™O-0080
9.9982] 0.0011
9.9984] 0.0013
rsing’ = Asing
rcos?’ = Beos@
a = rcos@’ sin(h —d)
b = rcos 9’ cos(h —d)
logan = 94192
u=—a@ ul = ba
= rsin¢'cosD—ébsinD v = aasinD
msin M = p—u nsinV = p'—w
mcosM = g—v nooslV = g—v
logk = 9:4350
hh ome
Q = 270°—N=¥
ksind
= —~ cos(M—N) =
n n
Upper signs for Immersion ; under signs for Emersion.
esn C=u+tu'
ecos C=v+tv
V=Q0+C
Mean Solar Time of the Star’s apparent contact with the moon’s limb :
= T-—d+t
Angle from North Point = Q
Angle from Vertex =V
The angle ¥ is to be taken out positive and less than 180°. If log msin(M—J)
be greater than log /, cos } will evidently be greater than 1, or impossible, and there
will be no occultation, except in some rare instances where the moon’s limb passes
PREDICTION OF OCCULTATIONS. 29
very close to the star, when log cos ¥ will result very near 0. In these cases, a re-
calculation should be made according to the method which follows, using
= —=cos(M—W),
which may give log msin(M—V) less than log %, when the star will be occulted.
On the other hand, it may happen that in these cases of very near approach, a first
determination may give a cos t less than 1, which a re-calculation will show to
impossible. The angle { is then to be considered = 0° when msin(M— JV) is positive,
and we shall have Q = 270°—N. When msin(@M—J) is negative, 1 = 180°, or
@ = 270°—N-+ 180°. We shall also have, at the time of nearest approach,
star’s distance from moon’s limb = 97’ x(msin(M—NV )—-2725), nearly,
the error in this computed distance increasing with the distance.
By Angle from North Point, is to be understood the arc included between the star
when in contact, and the point where the limb is intersected by an arc of a great circle
passing from the moon’s centre to the North Pole; and by Angle from Vertex, the arc
between the star at contact, and the point where the limb is intersected by an arc of
a great circle passing from the moon’s centre to the zenith. These angles are reckoned
from the North point and from the vertex, towards the right hand round the circum-
ference of the moon’s disc, as seen with an inverting telescope. For direct vision, add
180° to the angles given by the equations.
The results obtained by the above equations are only approximate, yet the computed
times of immersion and emersion will usually be within one or two minutes of the truth.
The error generally increases with the star’s distance from the apparent path of the
moon’s centre, and may, in some cases, amount to several minutes. For an immersion
this error is not of much consequence ; but for an emersion, especially of a small star, the
time should be determined with greater precision. For this purpose, w’ and v’ must be
computed with
h'-—d=h-—d+ip
being the symbol by which we express the sidereal equivalent of ¢ in these equations.
wu’ = rcos@’acos (h’ — d)
v’ =rcos¢’asin (h’ — d) sin D.
Then with these values of w’ and v’, recompute JN, n, Y, and ¢, by means of
nsin N= p' — wu’
n cos N=q’ —v'
msin (1 — NV)
k ;
i) es ‘sin
t= —— cos (M— WN) ra
cos ) =
30 PREDICTION OF OCCULTATIONS.
using the Mand m obtained by the first computation, and we shall have the time of
contact 7’— d+ ¢, generally within a few seconds of the truth.
As a check on the accuracy of the work, we might compute
u=rcos sin (h—d +)
v= 7 cos ’cos D—7 cos 9’ cos (h-—d +p)
and we should have
(p+ tp'—u)?+ (q+ tq —v) = =0.0741.
But if m sin MV, m cos M, log n sin N, and log n cos N, have been correctly computed,
we shall have the following shorter and more convenient check on the subsequent cal-
culations for the time of contact:
(m sin M+ tn sin N)? + (m cos M+ tn cos N)*?=k'= 0.0741.
The elements of computation, published in our general list, are given for the instant
of the moon’s true conjunction with the star in right ascension. It is desirable, how-
ever, in computing an occultation for a particular place, to assume a time for the cal-
culation near to the time of the nearest approach of the moon’s centre to the star, as
seen at that place, and to reduce the elements to this assumed time. This time, for
which the nearest tenth of an hour will be sufficiently accurate, will not differ greatly
from the time of apparent conjunction, as affected by parallax, which may be deter-
mined approximately by the following equations. Let 7’—d be the time of apparent
conjunction ; then
(ies sin (H—d)
p' sec @ — [9.4027] cos (H— d)
T—d=time of true o — d + (8).
The elements corresponding to the time Z’ — d may then be obtained as follows:
h-—d=H—d+ (pv)
p= p'
q=Y+()_7
Where occultations are to be generally observed, as at astronomical stations, either
temporary or permanent, the observer will find an advantage in looking over the list
and selecting, beforehand, all those which may be visible at his station, by observing
if his latitude be included between the limiting parallels for any given occultation, if
the time (77—d) be favourable as regards the absence of daylight, and if the star’s
hour-angle (1 — d) be not greater than its semidiurnal are for the given latitude.
PREDICTIONS OF OCCULTATIONS. 31
For obtaining the time
LENO ON (bye
it will be well to tabulate the values of
() = sin (H— d)
p' sec @ — [9.4027] cos (H— d)
for every half hour of (H— dd) as far as the greatest semidiurnal are computed for
the latitude of the station with a declination of 30°; and for all values of pis
decimal figures, from 0.50 to 0.60.
Tt will also be found advantageous to have tabulated values of
using two
U=r cos >’ sin (4 —d)
u' = 7 cos 0’ A cos (h— d)
which should be given for every minute (in time) of (4 — d), from 0 to 6%. If (h—d)
exceeds 6”, the argument will be 12" — (4 — d@) instead of (A — d ). It will be seen by
the equations that w will have the same sign as sin (k—d), and that w’ will have the
same sign as cos (1 —@),
In the equation
v=? sin 9’ cos D—b sin D
the term 7 sin ¢’ cos D may be tabulated for every tenth minute of declination, from
0° to 50°. :
The practical application of the preceding formule will be seen by the following
calculations for an occultation of the star h' Sagittarii, March 31st, 1853, as it will
appear at San Diego, California; in north latitude 32° 45’=@, and west longitude
from Washington 2’ 40"29°=d. The data for the computation are given on page 9,
and, with the latitude and longitude of the place, are as follows :—
March 31st, 1853. h' Sagittarin.
> + 32° 45’ Haz tT 03 12 pl + 0.5800
m he he M™ 8.
d+ 2 40.5 d + 2 40 29 _ I — 2.0395
situ (OS) 19 51.1 H—d — 1 37 17 logsin D — 9.6265
o—d 17 10.6 VY + 0.7558 logeosD + 9.9571
Calculation of the time 7’— d,and reduction of the elements of computation.
he
log p’ + 9.763 @ — gets.
logsecp -+ 0.075 (Reduced to hours and minutes) @ — 054 0
log p’ sec ¢ = log(1) + 9.838 Sid. equiv. for (¢) () — 954 9
log const 9.4.03 H—d — 1 37417
logcos(H—d) + 9.960 H—d+(v)= h—d — 2 31 26
log [9.403] cos (H— d) = log (2) + 9.363 o—d 17 10.6
(2) + .231 S—d+Q= T—d 16 16.6
(1) + .689 ()p'’=—0.9 X0.5800= p\ = 0-5220
O-@= (3) + 458 —0.9X 0.0395 = (gq — 0.0355
log(3) + 9.661 Y + 0.7558
: logsin(H—d) — 9.615 Y+(@q/ g + 0.7203
log Sn 4) _ log) — 9.954
(3)
32 PREDICTION OF OCCULTATIONS.
Calculation of the Times of Immersion and Emersion, ete.
(Table, page 28, Arg. ©) log A 9-9976 rsin@’cosD + .4874
logsin® +9.7332 bsinD — .2813
log Asin? = logrsin®’ +9.7308 rsin@’ cos D — bsinD = v + .7687
logeosD +9.9571 q + -7203
logrsin@’cosD +9.6879 qI-v= moosM — .0484
(Table, page 28, Arg. ©) log B 0.0005 p — -5220
logeos® +9.9248 c= uw — .5166
log Bcos @ = logreos®’ +9.9253 p—t= msinM — .0054
logsin(h —d) —9.7879 + .0395
logrcos@’sin(h —d) = logu=loga —g.7132 vo + .0574
logeos(h —d) +9.8974 {—v= neosN — .o179
logr cos Q’ cos(h —d) = logh +9.8227 p’ + .5800
logaA —s- 9.41.92 ul + 1746
logaA —9.1324 p—u = nsinNN + .4054
logsm D —9.6265 iM WSomeen
logbsinD —9.4492 Ni “