PROCEEDINGS of the FOURTH MEETING, at Edinburgh, 1834, 

 Published at \5s. 



Contents : — H. G. Rogers, on the Geology of North America ; — Dr. C. Henry, on the 

 Laws of Contagion ; Prof. Clark, on Animal Physiology ; — Rev. L. Jenyns, on Zoology ; — 

 Rev. J. Challis, on Capillary Attraction ; — Prof. Lloyd, on Physical Optics ; — G. Rennie, on 

 Hydraulics, Part IL 



Together with the Transactions of the Sections, and Recommendations of the Association 

 and its Committees. 



PROCEEDINGS of the FIFTH MEETING, at Dublin, 1835, Pub- 

 lished at 1 3*. 6d. 



Contents : — Rev. W. Whewell, on the Recent Progress and Present Condition of the 

 Mathematical Theories of Electricity, Magnetism, and Heat ; — A. Guetelet, Apergu de 

 I'Etat actuel des Sciences Mathematiques chez les Beiges ; — Capt. E. Sabine, on the Phae- 

 nomena of Terrestrial Magnetism. 



Together with the Transactions of the Sections, Prof. Sir W. Hamilton's Address, and Re- 

 commendations of the Association and its Committees. 



PROCEEDINGS of the SIXTH MEETING, at Bristol, \Sm, Pub- 

 lished at 1 2s. 



Contents: — Prof. Daubeny, on the Present State of our Knowledge with respect to Mine- 

 ral and Thermal Waters ; — Major E. Sabine, on the Direction and Intensity of the Terrestrial 

 Magnetic Force in Scotland ; — J. Richardson, on North American Zoology; — Rev. J. Challis, 

 on the Mathematical Theory of Fluids ; — J. T. Mackay, a Comparative View of the more 

 remarkable Plants which characterize the neighbourhood of Dublin and Edinburgh, and the 

 South-west of Scotland, &c. ; — J. T. Mackay, Comparative Geographical Notices of the 

 more remarkable Plants which characterize Scotland and Ireland ; — Report of the London Sub- 

 Committee of the Medical Section on the Motions and Sounds of the Heart; — Second Report 

 of the Dublin Sub-Committee on the Motions and Sounds of the Heart; — Report of the Dublin 

 Committee on the Pathology of the Brain and Nervous System ; — J. W. Lubbock, Account 

 of the Recent Discussions of Observations of the Tides ; — Rev. B. Powell, on determining the 

 Refractive Indices for the Standard Rays of the Solar Spectrum in various media; — Dr. Hodgkin, 

 on the Communication between the Arteries and Absorbents ; — Prof. Phillips, Report of Experi- 

 ments on Subterranean Temperature ; — Prof. Hamilton, on the Validity of a Method recently 

 proposed by G. B. Jerrard, for Transforming and Resolving Equations of Elevated Degrees. 



Together with the Transactions of the Sections, Prof Daubeny's Address, and Recommen- 

 dations of the Association and its Committees. 



PROCEEDINGS of the SEVENTH MEETING, at Liverpool, 1837, 

 Ptiblished at 16*. 6d. 



Contents : — Major E. Sabine, on the Variations of the Magnetic Intensity observed at dif- 

 ferent points of the Earth's Surface ; — Rev. W. Taylor, on the various modes of Printing for 

 the Use of the Blind; — J. W. Lubbock, on the Discussions of Observations of the Tides; — 

 Prof. T. Thomson, on the Difference between the Composition of Cast Iron produced by the 

 Cold and Hot Blast ; — Rev. T. R. Robinson, on the Determination of the Constant of Nutation 

 by the Greenwich Observations ; — R. W. Fox, Experiments on the Electricity of Metallic 

 Veins, and the Temperature of Mines ; — Provisional Report of the Committee of the Medical 

 Section of the British Association, appointed to investigate the Composition of Secretions, and 

 the Organs producing them ; — Dr. G. O. Rees, Report from the Committee for inquiring into 

 the Analysis of the Glands, &c. of the Human Body ; — Second Report of the London Sub-Com- 

 mittee of the British Association Medical Section, on the Motions and Sounds of the Heart ; — 

 Prof. Johnston, on the Present State of our Knowledge in regard to Dimorphous Bodies ; — 

 Lt.-Col. Sykes, on the Statistics of the Four Collectorates of Dukhun, under the British Go- 

 vernment; — E.Hodgkinson, on the relative Strength and other Mechanical Properties of Iron 

 obtained from the Hot and Cold Blast ; — W. Fairbairn, on the Strength and other Properties 

 of Iron obtained from the Hot and Cold Blast ; — Sir J. Robison, and J. S. Russell, Report of 

 the Committee on Waves ; — Note by Major Sabine, being an Appendix to his Report on the 

 Variations of the Magnetic Intensity observed at different Points of the Earth's Surface ; — 

 J. Yates, on the Growth of Plants under Glass, and without any free communication with the 

 outward Air, on the Plan of Mr. N. J. Ward, of London. 



Together with the Transactions of the Sections, Prof. Traill's Address and Recommenda* 

 tions of the Association and its Committees. 



