niittec to superiiiteiul tlie reduction of Meteoi-ological Observations; — Report of a Com- 

 mittee for revising the Nomenclature of the Stars ; — Report of a Committee for obtaining In- 

 struments and Registers to record Shocks and Earthquakes in Scotland and Ireland; — Report of 

 a Committee on the Preservation of Vegetative Pov.ers in Seeds ; — Dr. Hodgkin, on Inquiries 

 into the Races of Man ; — Report of the Committee appointed to report how far the Desiderata 

 in our knowledge of the Condition of the Upper Strata of the Atmosphere may be supplied by 

 means of Ascents in Balloons or otherwise, to ascertain the probable expense of such Experi- 

 ments, and to draw up Directions for Observers in such circumstances ; — R. Owen, Report 

 on British Fossil Reptiles ; — Reports on the Determination of the Mean Value of Railway 

 Constants ; — D. Lardner, LL.D., Second and concluding Report on the Determination of the 

 Mean Value of Railway Constants i — E. Woods, Report on Railway Constants ; — Report of a 

 Committee on the Construction of a Constant Indicator for Steam-Engines. 



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

 dations of the Association and its Committees. 



PROCEEDINGS of the TWELFTH MEETING, at Manchester 

 1842, Published at \Qs. 6d. 



Contents : — Report of the Committee appointed to conduct the cooperation of the British 

 Association in the System of Simultaneous Magnctical and Meteorological Observations ; — 

 J. Richardson, M.D., Report on the present State of the Ichthyology of New Zealand; — 

 W. S. Harris, Report on the Progress of Meteorological Observations at Plymouth ; — Second 

 Report of a Committee appointed to make Experiments on the Growth and Vitality of Seeds ; 

 — C. Vignoles, Report of the Committee on Railway Sections ; — Report of tlie Conimiltee 

 for the Preservation of Animal and Vegetable Substances ; — Lyon Playfair, M.D., Abstract 

 of Prof. Liebig's Report on Organic Cheinistry applied to Physiology and Pathology; — ■ 

 R. Owen, Report on the British Fossil Mammalia, Parti.; — R. Hunt, Researches on the 

 Influence of Light on the Germination of Seeds and the Growth of Plants ; — L. Agassiz, Report 

 on the Fossil Fishes of th.e Devonian System or Old Red Sandstone ; — W. Fairbairu, Ap- 

 pendix to a Report on the Strength and other Properties of Cast Iron obtained from the Hot 

 and Cold Blast; — D. Milne, Report of the Committee for Registering Shocks of Earthquakes 

 in Great Britain ; — Report of a Committee on the construction of a Constant Indicator for 

 Steavn-Engincs, and for the determination of ilia Velocity of the Piston of tlio Self-acting En- 

 gine at different periods of the Stroke ; — J. S. Russell, Report of a Committee on the Form of 

 Ships ; — Report of a Committee appointed "to consider of the Rules by which the Nomencla- 

 ture of Zoology may be established on a uniform and permanent basis;" — Report of a Com- 

 mittee on the Vital Statistics of large Towns in Scotland; — Provisional Reports, and Notices 

 of Progress in special Researches entrusted to Committees and Individuals. 



Together with the Transactions of the Sections, Lord Francis Egerton's Address, and Re- 

 commendations of the Association and its Committees. 



PROCEEDINGS of the THIRTEENTH :JEETING, at Cork, 

 184-3, Published at 12s. 



Contents: — Robert Mallet, Thiid Report upon the Action of Air and V/ater, whether 

 fresh or salt, clear or foul, and at Various Temperatures, npon Cast Iron, Wrought Iron, and 

 Steel; — Report of the Committee appointed to conduct the cooperation of the British As- 

 sociation in the System of Simultaneous Magnctical and Meteorological Otscrvations ; — Sir 

 .1. F. W. Herschel, Bart., Report of the Committee appointed for the Reduction of Meteoro- 

 logical Observations; — Report of the Committee appointed for Experiments on Steam- 

 Engines; — Report of the Committee appointed to continue their Experiments on the Vitality 

 of Seeds ; — J. S. Russell, Pieport of a Series of Observations on the Tides of the Frith of 

 Forth and the East Coast of Scotland; — J. S. Russell, Notice of a Report of the Conmiittee 

 on the Form of Ships; — J. Blake, Report on the Physiological Action of Medicines; — Report 

 of the Committee on Zoological Nomenclature ; — Report of the Committee for Registering 

 the Shocks of Earthquakes, and making such Meteorological Observations as may appear to 

 them desirable ; — Report of the Committee for conducting Experiments with Captive Balloons; 

 — Prof. Wheatstone, Appendix to the Report; — Report of the Committee for the Translation 

 and Publication of Foreign Scientific Memoirs ; — C. W. Peach, on the Habits of the Marine 

 Tcstacea ; — E. Forbes, Report on the MoUusca and Radiata of the jEgean Sea, and on their 

 distribution, considered as bearing on Geology; — L. Agassiz, Synoptical Taiile of British 

 Fossil Fishes, arranged in the order of the Geological Formations ; — R. Owen, Report on the 

 British Fossil Mammalia, Part 11.; — E. W. Binney, Report on the excavation made at the 

 junction of the Lower New Red Sandstone with the Coal Measures at Collyhurst ; — W. 



