servations, made as commanded by the British Association, by the Rev. T. R. Robinson, D.D. On some Experiments on the Electricity of Metallic Veins, and the Temperature of Mines, by Robert Were Fox. 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. Report from the Committee for inquiring into the Analysis of the Glands, &c. of the Human Body, by G. O. Rees, M.D., F.G.S. Second Report of the London Sub-Committee of the Medical Section of the British Association, on the Motions and Sounds of the Heart. Report from the Committee for making experiments on the Growth of Plants under Glass, and without any free communication with the outward air, on the plan of Mr. N. I. Ward, of London. Report of the Committee on Waves, appointed by the British Association at Bristol in 1836, and consisting of Sir John Robison, K.H., Secretary of the Royal Society of Edinburgh, and John Scott Russell, Esq., M.A., F.R.S. Edin. (Reporter). On the relative Strength and other mechanical Properties of Cast Iron obtained by Hot and Cold Blast, by Eaton Hodgkinson, Esq. On the Strength and other Properties of Iron obtained from the Hot and Cold Blast, by W. Fairbairn, Esq. 1838. Account of a Level Line, measured from the Bristol Channel to the English Channel, during the Year 1837-38, by Mr. Bunt, under the Direction of a Committee of the British Association. Drawn up by the Rev. W. Whewell, F.R.S., one of the Committee. A Memoir on the Magnetic Isoclinal and Isodynamic Lines in the British Islands, from Observations by Professors Humphrey Lloyd and John Phillips, Robert Were Fox, Esq., Captain James Clark Ross, R.N., and Major Edward Sabine, R.A., by Major Edward Sabine, R.A., F.R.S. First Report on the Determination of the Mean Numerical Values of Railway Constants, by Dionysius Lardner, LL.D., F.R.S., &c. First Report upon Experiments, instituted at the request of the British Association, upon the Action of Sea and River Water, whether clear or foul, and at various temperatures, upon Cast and Wrought Iron, by Robert Mallet, M.R.I.A., Ass. Îns. C.E. Notice of Experiments in progress, at the desire of the British Association, on the Action of a Heat of 212° Fahr., when long continued, on Inorganic and Organic Substances, by Robert Mallet, M.R.I.A. Experiments on the ultimate Transverse Strength of Cast Iron made at Arigna Works, Co. Leitrim, Ireland, at Messrs. Bramah and Robinson's, 29th May, 1837. Provisional Reports, and Notices of Progress in Special Researches entrusted to Committees and Individuals. 1839. Report on the application of the sum assigned for Tide Calculations to Mr. Whewell, in a Letter from T. G. Bunt, Esq., Bristol. Notice of Determination of the Arc of Longitude between the Observatories of Armagh and Dublin, by the Rev. T. R. Robinson, D.D., &c. Report of some Galvanic Experiments to determine the existence or nonexistence of Electrical Currents among Stratified Rocks, particularly those of the Mountain Limestone formation, constituting the Lead Measures of Alston Moor, by H. L. Pattinson, Esq. Report respecting the two series of Hourly Meteorological Observations kept in Scotland at the expense of the British Association, by Sir David Brewster, K.H., LL.D., F.R.SS. L. and E. Report on the subject of a series of Resolutions adopted by the British Association at their Meeting in August 1838, at Newcastle. Third Report on the Progress of the Hourly Meteorological Register at the Plymouth Dockyard, Devonport, by W. Snow Harris, Esq., F.R.S. 1840. Report on Professor Whewell's Anemometer, now in operation at Plymouth, by W. Snow Harris, Esq., F.R.S., &c. Report on the Motions and Sounds of the Heart, by the London Committee of the British Association for 1839-40. An Account of Researches in Electro-Chemistry, by Professor Schönbein, of Basle. Second Report upon the Action of Air and Water, whether fresh or salt, clear or foul, and at various temperatures, upon Cast Iron, Wrought Iron, and Steel, by Robert Mallet, M.R.I.A., Ass. Ins. C.E. Report on the Observations recorded during the Years 1837, 1838, 1839, and 1840, by the Self-registering Anemometer erected at the Philosophical Institution, Birmingham. By A. Follett Osler, Esq. Report respecting the two series of Hourly Meteorological Observations kept at Inverness and Kingussie, at the Expense of the British Association, from Nov. 1st, 1838, to Nov. 1st, 1839. By Sir David Brewster, K.H., F.R.S., &c. Report on the Fauna of Ireland: Div. Vertebrata. Drawn up, at the request of the British Association, by William Thompson, Esq. (Vice-Pres. Nat. Hist. Society of Belfast), one of the Committee appointed for that purpose. Report of Experiments on the Physiology of the Lungs and Air-tubes. By Charles J. B. Williams, M.D., F.R.S. Report of the Committee appointed to try Experiments on the Preservation of Animal and Vegetable Substances. By the Rev. J. S. Henslow, F.L.S. 1841. On the Tides of Leith, by the Rev. Professor Whewell, including a communication by D. Ross, Esq. On the Tides of Bristol, by the Rev. Professor Whewell, including a communication by T. G. Bunt, Esq. On Whewell's Anemometer, by W. S. Harris, Esq. On the Nomenclature of Stars, by Sir John Herschel. On the Registration of Earthquakes, by D. Milne, Esq. On Varieties of the Human Race, by T. Hodgkin, M.D. On Skeleton Maps for registering the geographical distribution of Animals or Plants, by Brand, Esq. On the Vegetative Power of Seeds, by H. E. Strickland, Esq. On Acrid Poisons, by Dr. Roupell. Supplementary Report on Waves, by J. S. Russell, Esq. On the Forms of Ships, by J. S. Russell, Esq. On Railway Constants, by Dr. Lardner. On Railway Constants, by E. Woods, Esq. On the Constant Indicator, by the Rev. Professor Moseley. The following Reports and Continuations of Reports have been undertaken to be drawn up at the request of the Association. On Salts, by Professor Graham, F.R.S. On the Differential and Integral Calculus, by the Rev. Professor Peacock, M.A., F.R.S., &c. On the Geology of North America, by H. D. Rogers, F.G.S., Professor of Geology, Philadelphia. On Vision, by Professor C. Wheatstone, F.R.S. On Isomeric Bodies, by Professor Liebig. On Organic Chemistry, by Professor Liebig. On Inorganic Chemistry, by Professor Johnston, F.R.S. On the Salmonidæ of Scotland, by Sir W. Jardine. On the Caprimulgida, by J. Gould, F.L.S. On the state of Meteorology in the United States of North America, by A. Bache. On the state of Chemistry as bearing on Geology, by Professor Johnston. On Molluscous Animals and their Shells, by J. E. Gray, F.R.S. On Ornithology, by P. J. Selby, F.R.S.E. On the Specific Gravity of Steam, by a Committee, of which Mr. B. Donkin is Secretary. On the recent progress and present condition of Electro-Chemistry and Electro-Magnetism, by Professor De la Rive, of Geneva. On the state of our knowledge of the Zoology of New Zealand, by Dr. Richardson and J. E. Gray, Esq. On the habits of the Radiata, by Sir C. J. Graham Dalzell, Bart. On the resistance of the Atmosphere to Moving Bodies, by E. Hodgkinson, Esq. On the progress of Astronomy during the present century, by the Astronomer Royal. On the Theory of the Undulations of Fluid and Elastic Media, by Professor Kelland. Recommendations for Reports and Special Researches, not involving Grants of Money, adopted by the General Committee at the Eleventh Meeting. Resolved That the following Reports on the state of Science, formerly requested, be again asked for : 1. The Astronomer Royal: Second Report on the Progress of Astronomy during the present century. 2. Professor Willis: Report on the State of our Knowledge of the Phænomena of Sound. 3. Professor Wheatstone: Report on Vision. 4. Professor Kelland: Report on the History and Present State of the Theory of Undulations of Fluid and Elastic Media. 5. Professor Bache: Report on the Meteorology of the United States. That Mr. Gould be requested to report on the habits of the Caprimulgidæ, and that the Report be presented at the next meeting of the Association. That Sir William Jardine be requested to continue his researches on the Salmonidæ, and that the Report be presented at a future meeting of the Association. That a Committee, consisting of Dr. Richardson and Mr. Gray, be requested to report on the present state of our Knowledge of the Zoology of New Zealand. The Report to be presented at the next meeting of the Association. That Sir J. Dalzell be requested to report on the Habits of the Radiata ; and that the Report be presented at the next meeting of the Association. That Mr. Gray be requested to report on the Mollusca and their Shells; and that the Report be presented at the next meeting of the Association. That Mr. Hodgkinson be requested to complete his Experiments on the Resistance of the Atmosphere to Moving Bodies; and to report the result to the next meeting of the Association. Recommendations of Researches in Science involving Grants of Money, adopted by the General Committee at the Eleventh Meeting. That the Committee already appointed on Calculation of Tides at Bristol (viz. the Rev. W. Whewell) by Mr. Bunt, be re-appointed; and that the sum of 201. be placed at the disposal of the Committee for the purpose. The Report to be presented at the next meeting of the Association. That the Committee already appointed on the Reduction of the Stars in the Histoire Céleste (viz. Mr. Baily, the Astronomer Royal, and the Rev. Dr. Robinson) be re-appointed; and that the sum of 657. be placed at the disposal of the Committee for the purpose. The Report to be presented at the next meeting of the Association. That the Committee already appointed on the extension of the Royal Astronomical Society's Catalogue (viz. Mr. Baily, the Astronomer Royal, and the Rev. Dr. Robinson) be re-appointed; and that the sum of 1107. (the residue of the former grant) be placed at the disposal of the Committee for the purpose. The Report to be presented at the next meeting of the Association. That the Committee already appointed on the Reduction of Lacaille's Stars (viz. Sir John Herschel, the Astronomer Royal, and Mr. Henderson) be re-appointed; and that the sum of 1057. (being the unexpended balance of the former grant of 1847. 5s.) be placed at their disposal for the purpose. That Mr. Whewell, Lord Adare, Dr. Robinson, Sir J. Robison, Mr. Scott Russell, the Astronomer Royal, Mr. Snow Harris, Hon. and Rev. Charles Harris, be a Committee for obtaining information respecting the Velocity of Sea Waves, and for drawing up instructions for making the requisite observations; and that the sum of 307. be placed at their disposal for the purpose. That Mr. Whewell, Colonel Sabine, Sir John Lubbock, the Astronomer Royal, and Mr. Snow Harris, be a Committee to procure observations of the Tides in the Pacific; and that the sum of 60l. be placed at their disposal for that purpose. That a Committee, consisting of Professor Whewell, the Astronomer Royal, Professor Lloyd, Colonel Sabine, Professor Phillips, and Mr. Snow Harris, be appointed to make application to the Government for funds, for the publication of the series of Hourly Meteorological Observations which have been made for five years at Plymouth, at the expense of the Association, and to superintend the publication; and that in case of the failure of this application, the sum of 2501. be placed at the disposal of the same Committee, for the purpose of carrying this object into effect. That a Committee, consisting of the Rev. Dr. Robinson, Colonel Sabine, Professor Wheatstone, Rev. W. Whewell, the Astronomer Royal, Sir John Herschel, and Sir John Lubbock, be appointed; for the purpose of conducting experiments, by captive Balloons, on the Physical Constitution of the Atmosphere. The Report to be presented at the next meeting of the Association; and that the sum of 2507. be placed at the disposal of the Committee for the purpose. That the grant of 60l., placed at the disposal of Sir D. Brewster, Mr. Osler, and Professor Forbes, for erecting an Anemometer at Inverness, be continued. That the sum of 407. (including the remainder of the former grant) be placed at the disposal of Sir D. Brewster, for the purpose of continuing inquiries into the Action of Media upon the Solar Spectrum. That the sum of 1007. be placed at the disposal of the Committee formerly appointed (consisting of Sir J. Herschel, Professor Whewell, Dr. Peacock, Professor Lloyd and Colonel Sabine), for conducting the co-operation of the Association in the system of simultaneous Magnetical and Meteorological Observations. That the sum of 657., being the balance of a former grant, be placed at the disposal of Sir D. Brewster and Professor Forbes, for the purpose of revising and continuing the Hourly Observations at Inverness and Kingussie. That there be placed at the disposal of Mr. W. Snow Harris : £ s. d. For some new Experiments on the Force and Velocity of the 10 0 0 For a continuation of the Observations, &c. with Whewell's 8 0 0 25 0 0 For defraying the expense of Observations, &c. with Osler's For defraying the expense of the Hourly Observations of the 40 0 0 £83 0 0 That the Committee formerly appointed to superintend the translation and publication of Foreign Scientific Memoirs be re-appointed (consisting of Colonel Sabine, Dr. R. Brown, Dr. Robinson, Sir J. Herschel, Professor Wheatstone, Sir D. Brewster, Professor Owen, Professor T. Graham, Professor Miller, Sir W. Jardine, Professor R. Graham); and that the sum of 887. 18s. (being the residue of the grant of last year) be placed at the disposal of the Committee for the purpose. That the balance of the grant of 100l., for the reduction of Meteorological Observations (viz. 757.), under the superintendence of Sir John Herschel, be continued. That the balance of the grant of 50l., viz. 321. Os. 6d., for the revision of the Nomenclature of Stars, be continued to the Committee (consisting of Sir John Herschel, Professor Whewell, and Mr. Baily) formerly appointed for that purpose. That the Committee already appointed, viz. Dr. Prout, Dr. T. Thomson, Professor Owen, Professor Graham, and Dr. R. D. Thomson, be requested to undertake a series of researches on the Chemistry and Physiology of Di1841. C |