254. ^ 



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

 Hydraulics, Part II. 



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 3s. 6c?. 



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

 Mathematical Theories of Electricity, Magnetism, and Heat; — A. Quetelet, Aperyu de 

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

 nomena of Terrestrial Magnetism. 



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

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PROCEEDINGS of the SIXTH MEETING, at Bristol, 1836, Pub- 

 lished at \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-Comniittee 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; — rRev. B. Powell, on determining the 

 Refractive Indices for the Standard Hays 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 tl>e 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 R.ecommen- 

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PROCEEDINGS of the SEVENTH MEETING, at Liverpool, 1837, 

 Published at 1 6s. 6c?, 



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 C'ollectorates 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. 



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PROCEEDINGS of the EIGHTH MEETING, at Newcastle, 1838, 

 Published at 1 5s. 



Contents :— Rev. W. Whewell, Account of a Level Line, measured from the Bristol Chan- 



