Vol. I. now ready, in royal 8vo, with 13 Maps, price 8s., 



THE ELEMENTS: 

 An Investigation of the Forces which determine the Position and Movements of 

 the Ocean and Atmosphere. 



By William Leighton Jordan. 

 London : Longmans, Green, and Co., Paternoster Row. 



Folio, 8 pages, price 21s. cloth, 

 UNIVERSAL PROPORTION-TABLE. 



By J. D. Everett, D.C.L., F.R.S.E., 



Assistant Professor of Mathematics in the University of Glasgow. 



This Table is equivalent to a slide-rule 13 feet 4 inches long. It has scale- 

 divisions for all three-figure and many four-figure numbers, and enables multipli- 

 cation, division, or proportion to be performed by inspection to the accuracy of 

 about one part in four thousand. 



It is accompanied by full directions for use, and by Tables of physical and other 

 constants of frequent occurrence in scientific computation, including natural sines 

 and tangents to every fifth minute. 



London : Longmans, Green, and Co., Paternoster Row, E.C. 



Just published, price 6d., 

 TAYLOR'S CALENDAR 



OF THE 



MEETINGS OF THE SCIENTIFIC BODIES OF LONDON FOR 1866-67. 



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STAFF COLLEGE EXAMINATIONS. 

 Shortly will be published, price One Shilling, 

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 STAFF COLLEGE, 



Held in July 1866. 



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 Taylor and Francis, Red Lion Court, Fleet Street, E.C. 



ROYAL COLLEGE OF SURGEONS OF ENGLAND. 



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The CALENDAR of the College, containing the Charters, Bye-laws, Regula- 

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 gery, together with much useful information respecting the College. 



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