Demy post 8vo, cloth, post free, 5s. 



A TREATISE ON THE 



TRANSIT INSTRUMENT, 



As applied to tlie Determination of Time, for the use of Country Gentlemen. 



By LATIMER CLARK, M.I.C.E. 



A popular description of the method of obtaining accurate Greenwich time by 

 the Transit Instrument. It also contains Tables of the Transit of the principal 

 Stars for 1882, calculated in ordinary Greenwich time. 



A. J. Fbost, 6 Westminster Chambers, London, S.W. 



This day is published, 8vo, cloth, 383 pages, with 88 Illustrations (drawn to 

 scale), £1 Is. 



A TREATISE ON THE DISTILLATION OF COAL-TAR 



AND AMMONIACAL LIQUOR, 



AND THE SEPARATION FROM THEM OF VALUABLE PRODUCTS. 



By GEORGE LUNGE, Ph.D., F.C.S., 



Professor of Technical Chemistry in the Federal Polytechnic School, Zurich. 



Author of ' A Theoretical and Practical Treatise ou the Manufacture of 



Sulphuric Acid and Alkali.' 



John Van Voobst, 1 Paternoster Row. 



New Edition, price Is. 

 TABLE OF CORRECTIONS FOR TEMPERATURE 



to Reduce Observations to 32° Fahrenheit for Barometers, with Brass Scales 

 extending from the Cistern to the top of the Mercurial Column. 



By JAMES GLAISHER, F.R.S. 



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



THE LONDON, EDINBURGH, AND DUBLIN 



Philosophical Magazine and Journal of Science. 



A Journal devoted to Physics, Astronomy, Mechanics, Chemistry, Mineralogy, 

 and the Allied Sciences. Monthly, price 2*. 6d. ' 

 Complete sets (in Numbers) may be obtained at the following prices : — 

 A set of the First Series, from 1/98 to 1826 (wanting a few plates), in 68 

 volumes. Price £15. 



The Second Series, from 1827 to 1832, in 1 1 volumes. Price £2 4s. 

 The Third Series, in 37 volumes, from 1832 to 1850. „ £6. 



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



The Annals and Magazine of Natural History. 



Including Zoology, Botany, and Geology. — Monthly, price 2s. 6d. 



Complete sets (in Numbers) may be obtained at the following prices :— 



The First Series, in 20 volumes, from 1838 to 1847. Price .£10. 



The Second Series, in 20 volumes, from 1848 to 1857. „ £10. 



The Third Series, in 20 volumes, from 1858 to 1867. „ £12. 



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



[ADVERTISEMENTS continued on Zrdpaye of Cover. 



