Rev. J. Challis, on Capillary Attraction;-Prof. Lloyd, on Physical Optics;-G. Rennie, cn 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, Published at 13s. 6d.

CONTENTS:-Rev. W. Whewell, on the Recent Progress and Present Condition of the Mathematical Theories of Electricity, Magnetism, and Heat;-A. Quetelet, Aperçu de l'Etat actuel des Sciences Mathématiques chez les Belges ;-Capt. E. Sabine, on the Phenomena of Terrestrial Magnetism.

Together with the Transactions of the Sections, Prof. Sir W. Hamilton's Address, and Recommendations of the Association and its Committees.

PROCEEDINGS OF THE SIXTH MEETING, at Bristol, 1836, Published at 12s.

CONTENTS:-Prof. Daubeny, on the Present State of our Knowledge with respect to Mineral 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 SubCommittee 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 Experiments 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 Recommendations of the Association and its Committees.

PROCEEDINGS OF THE SEVENTH MEETING, at Liverpool, 1837, Published at 16s. 6d.

CONTENTS:-Major E. Sabine, on the Variations of the Magnetic Intensity observed at different 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-Committee 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 Government; 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 Recommendations of the Association and its Committees.

PROCEEDINGS OF THE EIGHTH MEETING, at Newcastle, 1838, Published at 15s.

CONTENTS:-Rev. W. W hewell, Account of a Level Line, measured from the Bristol ( han

nel to the English Channel, by Mr. Bunt;-Report on the Discussions of Tides, prepared under the direction of the Rev. W. Whewell;-W. S. Harris, Account of the Progress and State of the Meteorological Observations at Plymouth-Major E. Sabine, on the Magnetic Isoclinal and Isodynamic Lines in the British Islands;-D. Lardner, LL.D., on the Determi nation of the Mean Numerical Values of Railway Constants;-R. Mallet, First Report upon Experiments upon the Action of Sea and River Water upon Cast and Wrought Iron ;-R. Mallet, on the Action of a Heat of 212° Fahr., when long continued, on Inorganic and Organic Substances.

Together with the Transactions of the Sections, Mr. Murchison's Address, and Recommendations of the Association and its Committees.

PROCEEDINGS OF THE NINTH MEETING, at Birmingham, 1839, Published at 13s. 6d. (Out of Print.)

CONTENTS:-Rev. B. Powell, Report on the Present State of our Knowledge of Refractive Indices, for the Standard Rays of the Solar Spectrum in different media;-Report on the Application of the Sum assigned for Tide Calculations to Rev. W. Whewell, in a Letter from T. G. Bunt, Esq.-H. L. Pattinson, on some Galvanic Experiments to determine the Existence or Non-Existence of Electrical Currents among Stratified Rocks, particularly those of the Mountain Limestone formation, constituting the Lead Measures of Alton Moor;-Sir D. Brewster, Reports respecting the two series of Hourly Meteorological Observations kept in Scotland;Report on the subject of a series of Resolutions adopted by the British Association at their Meeting in August 1838, at Newcastle;-R. Owen, Report on British Fossil Reptiles;-E. Forbes, Report on the Distribution of Pulmoniferous Mollusca in the British Isles;-W. S. Harris, Third Report on the Progress of the Hourly Meteorological Register at Plymouth Dockyard.

Together with the Transactions of the Sections, Rev. W. Vernon Harcourt's Address, and Recommendations of the Association and its Committees.

PROCEEDINGS OF THE TENTH MEETING, at Glasgow, 1840, Published at 15s. (Out of Print.)

CONTENTS:-Rev. B. Powell, Report on the recent Progress of discovery relative to Radiant Heat, supplementary to a former Report on the same subject inserted in the first volume of the Reports of the British Association for the Advancement of Science ;-J. D. Forbes, Supplementary Report on Meteorology;-W. S. Harris, Report on Prof. Whewell's Anemometer, now in operation at Plymouth;-Report on "The Motion and Sounds of the Heart," by the London Committee of the British Association, for 1839-40;-Prof. Schönbein, an Account of Researches in Electro-Chemistry;-R. Mallet, 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 ;-R. W. Fox, Report on some Observations on Subterranean Temperature;-A. F. Osler, Report on the Observations recorded during the years 1837, 1838, 1839, and 1840, by the Self-registering Anemometer erected at the Philosophical Institution, Birmingham;-Sir D. Brewster, Report respecting the two Series of Hourly Meteorological Observations kept at Inverness and Kingussie, from Nov. 1st, 1838 to Nov. 1st, 1839;—W. Thompson, Report on the Fauna of Ireland: Div. Vertebrata ;-C. J. B. Williams, M.D., Report of Experiments on the Physiology of the Lungs and Air-Tubes ;-Rev. J. S. Henslow, Report of the Committee on the Preservation of Animal and Vegetable Substances.

Together with the Transactions of the Sections, Mr. Murchison and Major E. Sabine's Address, and Recommendations of the Association and its Committees.

PROCEEDINGS OF THE ELEVENTH MEETING, at Plymouth, 1841, Published at 13s. 6d.

CONTENTS:-Rev. P. Kelland, on the Present state of our Theoretical and Experimental Knowledge of the Laws of Conduction of Heat ;-G. L. Roupell, M.D., Report on Poisons ;T. G. Bunt, Report on Discussions of Bristol Tides, under the direction of the Rev. W. Whewell; -D. Ross, Report on the Discussions of Leith Tide Observations, under the direction of the Rev. W. Whewell;-W. S. Harris, upon the working of Whewell's Aneniometer at Plymouth during the past year;-Report of a Committee appointed for the purpose of superintending the scientific cooperation of the British Association in the System of Simultaneous Observations in Terrestrial Magnetism and Meteorology ;-) -Reports of Committees appointed to provide Meteorological Instruments for the use of M. Agassiz and Mr. M'Cord ;-Report of a Com

mittee to superintend the reduction of Meteorological Observations;-Report of a Committee for revising the Nomenclature of the Stars;-Report of a Committee for obtaining Instruments and Registers to record Shocks and Earthquakes in Scotland and Ireland;—Report of a Committee on the Preservation of Vegetative Powers 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 Experiments, 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;-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. Whewell's Address, and Recommendations of the Association and its Committees.

PROCEEDINGS OF THE TWELFTH MEETING, at Manchester, 1812, Published at 10s. 6d.

CONTENTS: Report of the Committee appointed to conduct the cooperation of the British Association in the System of Simultaneous Magnetical 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 the Committee for the Preservation of Animal and Vegetable Substances ;-Lyon Playfair, M.D., Abstract of Prof. Liebig's Report on Organic Chemistry applied to Physiology and Pathology;— R. Owen, Report on the British Fossil Mammalia, Part I.;-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 the Devonian System or Old Red Sandstone ;-W. Fairbairn, Appendix 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 Steam-Engines, and for the determination of the Velocity of the Piston of the Self-acting Engine 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 Nomenclature of Zoology may be established on a uniform and permanent basis; "-Report of a Committee 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 Recommendations of the Association and its Committees.

PROCEEDINGS OF THE THIRTEENTH MEETING, at Cork, 1843, Published at 12s.

CONTENTS:-Robert Mallet, Third 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;-Report of the Committee appointed to conduct the Cooperation of the British Association in the System of Simultaneous Magnetical and Meteorological Observations ;-Sir J. F. W. Herschel, Bart., Report of the Committee appointed for the Reduction of Meteorological Observations;-Report of the Committee appointed for Experiments on SteamEngines-Report of the Committee appointed to continue their Experiments on the Vitality of Seeds;-J. S. Russell, Report 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 Committee 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 Testacea;-E. Forbes, Report on the Mollusca and Radiata of the Ægean Sea, and on their distribution, considered as bearing on Geology;-L. Agassiz, Synoptical Table of British Fossil Fishes, arranged in the order of the Geological Formations;-R. Owen, Report on the British Fossil Mammalia, Part II.;-E. W. Binney, Report on the excavation made at the junction of the Lower New Red Sandstone with the Coal Measures at Collyhurst ;-W.

Thompson, Report on the Fauna of Ireland: Div. Invertebrata ;—Provisional Reports, and Notices of Progress in Special Researches entrusted to Committees and Individuals.

Together with the Transactions of the Sections, Earl of Rosse's.Address, and Recommen dations of the Association and its Committees.

PROCEEDINGS OF THE FOURTEENTH MEETING, at York, 1844, Published at £1.

CONTENTS:-W. B. Carpenter, on the Microscopic Structure of Shells;-J. Alder and A. Hancock, Report on the British Nudibranchiate Mollusca ;-R. Hunt, Researches on the Influence of Light on the Germination of Seeds and the Growth of Plants;-Report of a Committee appointed by the British Association in 1840, for revising the Nomenclature of the Stars; Lt.-Col. Sabine, on the Meteorology of Toronto in Canada ;-J. Blackwall, Report on some recent researches into the Structure, Functions, and Economy of the Araneiden made in Great Britain ;-Earl of Rosse, on the Construction of large Reflecting Telescopes; -Rev. W. V. Harcourt, Report on a Gas-furnace for Experiments on Vitrifaction and other Applications of High Heat in the Laboratory;-Report of the Committee for Registering Earthquake Shocks in Scotland;-Report of a Committee for Experiments on Steam-Engines; -Report of the Committee to investigate the Varieties of the Human Race ;-Fourth Report of a Committee appointed to continue their Experiments on the Vitality of Seeds;-W. Fairbairn, on the Consumption of Fuel and the Prevention of Smoke;-F. Ronalds, Report concerning the Observatory of the British Association at Kew;-Sixth Report of the Committee appointed to conduct the Cooperation of the British Association in the System of Simultaneous Magnetical and Meteorological Observations;-Prof. Forchhammer on the influence of Fucoidal Plants upon the Formations of the Earth, on Metamorphism in general, and particularly the Metamorphosis of the Scandinavian Alum Slate;-H. E. Strickland, Report on the recent Progress and Present State of Ornithology ;-T. Oldham, Report of Committee appointed to conduct Observations on Subterranean Temperature in Ireland ;-Prof. Owen, Report on the Extinct Mammals of Australia, with descriptions of certain Fossils indicative of the former existence in that continent of large Marsupial Representatives of the Order Pachydermata;-W. S. Harris, Report on the working of Whewell and Osler's Anemometers at Plymouth, for the years 1841, 1842, 1843;-W. R. Birt, Report on Atmospheric Waves; -L. Agassiz, Rapport sur les Poissons Fossiles de l'Argile de Londres, with translation;-J. S. Russell, Report on Waves ;-Provisional Reports, and Notices of Progress in Special Researches entrusted to Committees and Individuals.

Together with the Transactions of the Sections, Dean of Ely's Address, and Recommendations of the Association and its Committees.

PROCEEDINGS OF THE FIFTEENTH MEETING, at Cambridge, 1845, Published at 12s.

CONTENTS:-Seventh Report of a Committee appointed to conduct the Cooperation of the British Association in the System of Simultaneous Magnetical and Meteorological Observations;-Lt. Col. Sabine, on some points in the Meteorology of Bombay ;-J. Blake, Report on the Physiological Actions of Medicines ;-Dr. Von Boguslawski, on the Comet of 1843; -R. Hunt, Report on the Actinograph ;—Prof. Schönbein, on Ozone ;-Prof. Erman, on the Influence of Friction upon Thermo-Electricity;-Baron Senftenberg, on the SelfRegistering Meteorological Instruments employed in the Observatory at Senftenberg;— W. R. Birt, Second Report on Atmospheric Waves;-G. R. Porter, on the Progress and Present Extent of Savings' Banks in the United Kingdom;- Prof. Bunsen and Dr. Playfair, Report on the Gases evolved from Iron Furnaces, with reference to the Theory of Smelting of Iron-Dr. Richardson, Report on the Ichthyology of the Seas of China and Japan;Report of the Committee on the Registration of Periodical Phenomena of Animals and Vegetables;-Fifth Report of the Committee on the Vitality of Seeds ;-Appendix, &c. Together with the Transactions of the Sections, Sir J. F. W. Herschel's Address, and Recommendations of the Association and its Committees.

PROCEEDINGS OF THE SIXTEENTH MEETING, at Southampton, 1846, Published at 15s.

CONTENTS:-G. G. Stokes, Report on Recent Researches in Hydrodynamics;-Sixth Report of the Committee on the Vitality of Seeds ;-Dr. Schunck, on the Colouring Matters of Madder;―J. Blake, on the Physiological Action of Medicines;-R. Hunt, Report on the Actinograph;-R. Hunt, Notices on the Influence of Light on the Growth of Plants;- R. L. Ellis, on the Recent Progress of Analysis;-Prof. Forchhammer, on Comparative Analytical

Researches on Sea Water;-A. Erman, on the Calculation of the Gaussian Constants for 1829;-G. R. Porter, on the Progress, present Amount, and probable future Condition of the Iron Manufacture in Great Britain ;-W. R. Birt, Third Report on Atmospheric Waves;— Prof. Owen, Report on the Archetype and Homologies of the Vertebrate Skeleton;— J. Phillips, on Anemometry;-J. Percy, M.D., Report on the Crystalline Flags;-Addenda to Mr. Birt's Report on Atmospheric Waves.

Together with the Transactions of the Sections, Sir R. I. Murchison's Address, and Recommendations of the Association and its Committees.

PROCEEDINGS OF THE SEVENTEENTH MEETING, at Oxford, 1847, Published at 18s.

CONTENTS:-Prof. Langberg, on the Specific Gravity of Sulphuric Acid at different degrees of dilution, and on the relation which exists between the Development of Heat and the coincident contraction of Volume in Sulphuric Acid when mixed with Water;-K. Hunt, Researches on the Influence of the Solar Rays on the Growth of Plants;-R. Mallet, on the Facts of Earthquake Phenomena;-Prof. Nilsson, on the Primitive Inhabitants of Scandinavia ;-W. Hopkins, Report on the Geological Theories of Elevation and Earthquakes; -Dr. W. B. Carpenter, Report on the Microscopic Structure of Shells;-Rev. W. Whewell and Sir James C. Ross, Report upon the Recommendation of an Expedition for the purpose of completing our knowledge of the Tides;-Dr. Schunck, on Colouring Matters;-Seventh Report of the Committee on the Vitality of Seeds;-J. Glynn, on the Turbine or Horizontal Water-Wheel of France and Germany;-Dr. R. G. Latham, on the present state and recent progress of Ethnographical Philology;-Dr. J. C. Prichard, on the various methods of Research which contribute to the Advancement of Ethnology, and of the relations of that Science to other branches of Knowledge;-Dr. C. C. J. Bunsen, on the results of the recent Egyptian researches in reference to Asiatic and African Ethnology, and the Classification of Languages; -Dr. C. Meyer, on the Importance of the Study of the Celtic Language as exhibited by the Modern Celtic Dialects still extant;-Dr. Max Müller, on the Relation of the Bengali to the Arian and Aboriginal Languages of India;-W. R. Birt, Fourth Report on Atmospheric Waves;-Prof. W. H. Dove, Temperature Tables, with Introductory Remarks by Lieut.-Col. E. Sabine ;-A. Erman and H. Petersen, Third Report on the Calculation of the Gaussian Constants for 1829.

Together with the Transactions of the Sections, Sir Robert Harry Inglis's Address, and Recommendations of the Association and its Committees.

PROCEEDINGS OF THE EIGHTEENTH MEETING, at Swansea, 1848, Published at 9s.

CONTENTS:-Rev. Prof. Powell, A Catalogue of Observations of Luminous Meteors ;J. Glynn on Water-pressure Engines;-R. A. Smith, on the Air and Water of Towns;-Eighth Report of Committee on the Growth and Vitality of Seeds;-W. R. Birt, Fifth Report on Atmospheric Waves;-E. Schunck, on Colouring Matters;―J. P. Budd, on the advantageous use made of the gaseous escape from the Blast Furnaces at the Ystalyfera Iron Works;-R. Hunt, Report of progress in the investigation of the Action of Carbonic Acid on the Growth of Plants allied to those of the Coal Formations;-Prof. H. W. Dove, Supplement to the Temperature Tables printed in the Report of the British Association for 1847;-Remarks by Prof. Dove on his recently constructed Maps of the Monthly Isothermal Lines of the Globe, and on some of the principal Conclusions in regard to Climatology deducible from them; with an introductory Notice by Lt.-Col. E. Sabine;-Dr. Daubeny, on the progress of the investigation on the Influence of Carbonic Acid on the Growth of Ferns;-J. Phillips, Notice of further progress in Anemometrical Researches ;-Mr. Mallet's Letter to the Assistant-General Secretary;-A. Erman, Second Report on the Gaussian Constants;-Report of a Committee relative to the expediency of recommending the continuance of the Toronto Magnetical and Meteorological Observatory until December 1850.

Together with the Transactions of the Sections, the Marquis of Northampton's Address, and Recommendations of the Association and its Committees.

PROCEEDINGS OF THE NINETEENTH MEETING, at Birmingham, 1849, Published at 10s.

CONTENTS:-Rev. Prof. Powell, A Catalogue of Observations of Luminous Meteors ;-Earl of Rosse, Notice of Nebulæ lately observed in the Six-feet Reflector;-Prof. Daubeny, on the Influence of Carbonic Acid Gas on the health of Plants, especially of those allied to the Fossil Remains found in the Coal Formation ;-Dr. Andrews, Report on the Heat of Combination; -Report of the Committee on the Registration of the Periodic Phenomena of Plants and