BRITISH ASSOCIATION FOR THE ADVANCEMENT 



OF SCIENCE. 



Life Members (since 1845), and all Annual Members who have not 

 intermitted their Subscription, receive gratis all Reports published after 

 the date of their Membership. Any other volume they require may be 

 obtained on application at the Office of the Association, 22 Albemai'le 

 Street, Piccadilly, London, W., at the following prices, viz. — Reports for 

 1831 to 1874 (o/ wliich more than 15 copies remain), at 2s. 6cZ. per volume ; 

 after that date, at two-thirds of the Publication Price. A few sets, from 

 1831 to 1874 inclusive, may also be obtained at £10 per set. 



Associates for the Meeting in 1880 may obtain the Volume for the Year at two-thirds 



of the Publication Price. 



PROCEEDINGS of the FIRST and SECOND MEETINGS, at York 

 and Oxford, 1831 and 1832, FuhUshed at 13s. 6d. 



Contents : — Prof. Airy, on the Progress of Astronomy ; — J. W. Lubbock, on the 

 Tides ; — Prof. Forbes, on the Present State of Meteorology ; — Prof. Powell, on the 

 Present State of tlie Science of Eadiant Heat ; — Prof. Gumming, on Thermo- Electri- 

 city ; — Sir D. Brewster, on the Progress of Optics ; — Rev. W. Whewell, on the Present 

 .State of Mineralogy ; — Rev. W. D. Conybeare, on the Recent Progress and Present 

 State of Geology ; — Dr. Pritchard's Review of Philological and Physical Researches. 



Together with Papers on Mathematics, Optics, Acoustics, Magnetism, Electricity, 

 Chemistry, IMeteorology, Geogi-aphy, Geology, Zoology, Anatomy, Physiology, Botany, 

 and the Arts ; and an Exposition of the Objects and Plan of the Association, &c. 



PROCEEDINGS of the THIRD MEETING, at Cambridge, 1833, 

 FuhUshed at 12s. (Out of Print.) 



Contents:— Proceedings of the Meeting ;— John Taylor, on Mineral "Veins ;— Dr. 

 Lindley, on the Philosophy of Botany ; — Dr. Henry, on the Physiology of the Nervous 

 •System ; — P. Barlow, on the Strength of Materials ; — S. H. Christie, on the Magnetism 

 of the Earth ;— Rev. J. Challis, on the Analytical Theory of Hydrostatics and Hy- 

 drodynamics ; — G. Rennie, on Hydraulics as a Branch of Engineering, Part I.; — Rev. 

 O. Peacock, on certain Branches of Analysis. 



Together with Papers on Mathematics and Physics, Philosophical Instruments and 

 !Moclianical Arts, Natural History, Anatomy, Phj'siology, and History of Science. 



