THE LOCAL AUTHORITIES 277 chain and thi tide "Your Worship" tha^ for public duty, but most experience shows that this preservation of old customs has a beneficial effect. ; All Boroughs possess as a miniTrmm the powers" of a large Urban District Council, and smaller or greater additions are made according to ihe terms of the Charter. Some gain nothing by Incorporation except the added dignity, and the right to audit their own accounts, and to make by-laws in a few minor matters. Many have an Advisory Committee of their own to recommend the appointment of £P.s who are thus separated from the County Justices; a Stipendiary Magistrate and a separate Court of Quarter Sessions may be appointed. When the popula- tion is over 20,000, the Borough may apply for a separate Police Force, though County Councils are now inclined to oppose such applications. The Boroughs that have obtained this right, exercise it through a Watch Committee composed of Councillors. For still- larger Boroughs, further privileges may be added, and those with a population of over 75,000, may promote Bills in Parliament to turn themselves into County Boroughs. The powers of a County Borough may be simply described by saying that it combines those of a Borough and a County Council, though there are various duties, such as the supervision of Rural Districts, which obviously do not have to be performed. Towns of great size or historic importance occupy this rank; whatever Couiity they may be in geographically, they are independent of the County Council. Any Borough, whether County or Municipal (the name given to non-County Boroughs) may by ancient custom or Royal Order be called a City, but this is only a dignity and involves no legal powers; it is regularly granted to towns which have a Cathedral. The Mayors of some of the most famous Cities are called Lord Mayors. GENERAL SURVEY. The mixture of old and new in local Government, the gradation of powers, and the development of the various districts, combine