DIARY OF SOCIETIES. LONDON. THURSDAY, FEBRUARY 16. YAL SOCIETY, at 4.30.-On a Portable Ophthalmometer: Dr. T. Reid. -The Value of the Mechanical Equivalent of Heat, deduced from some Experiments performed with the view of establishing the Relation between he Electrical and Mechanical Units: E. H. Griffiths.-Preliminary Study the Morphology of Spore-producing Members: Prof. Bower, F.R.S.Further Experiments on the Action of Light on Bacillus anthracis: Prof. 1. Marshall Ward, F.R.S. NNEAN SOCIETY, at 8.-On the Life History of the Ecidium on Paris Quadrifolia: Chas. Plowright.-Contributions to the Natural History of the Flower: J. C. Willis. EMICAL SOCIETY. at 8.- Ballot for the Election of Fellows.-Platinous Chloride: W. A. Shenstone.-Melting-Points of Compounds of Similar Constitution: Dr. Kipping. -Electrolysis of Sodic Ethylic Camphorall: r. Walker.-New Base from Corydalis cara: Dr. Dobbie and A. anda. CIETY OF ARTS, at 3.-The Progress of India under the Crown: Sir Villiam Wilson Hunter K. C.S.I. TITUTION OF CIVIL ENGINEERS, at 2 45.-Students' Visit to the ewage-Purification Works of the Hendon Local Board, Hendon. VAL INSTITUTION, at 3.-The Factors of Organic Evolution: Prof. 'atrick Geddes. DON INSTITUTION, at 6.-The Women in the Buddhist Reformation f the Sixth Century B.C.: Prof. Rhys Davids. FRIDAY, FEBRUARY 17. IETY OF ARTS, at 8.-The Development and Transmission of Power om Central Stations: Prof. W. Cawthorne Unwin, F.R.S. AL INSTITUTION, at 9.-Turacin, a Remarkable Animal Pigment intaining Copper: Prof. A. H. Church, F.R.S. LOGICAL SOCIETY, at 3.-Annual General Meeting. SATURDAY, FEBRUARY 18. 'AL INSTITUTION, at 3-Sound and Vibrations: The Right Hon. Lord ayleigh, F.R.S. SUNDAY, FEBRUARY 19. DAY LECTURE SOCIETY, at 4.-Through Turkestan to the Foot of the amirs (with Oxyhydrogen Lantern Illustrations): Herbert Jones. MONDAY, FEBRUARY 20. MICAL SOCIETY, at 8.-Kopp Memorial Lecture: Prof. T. E. Thorpe, TORIA INSTITUTE, at 8.-Life and the Physical Forces: L. W. Slater. DON INSTITUTION, at 5-Three Views of the Pathos of Charles ickens (Illustrated by Readings): C. Dickens. TUESDAY, FEBRUARY 21. CHROPOLOGICAL INSTITUTE, at 8. 30.-Ethnological Notes on the New ebrides (Illustrated by the Optical Lantern): Lieutenant Boyle T. >merville, R. N.-Nicobar Pottery: E. H. Man. AL STATISTICAL SOCIETY, at 7.45.-Observations on Mental and hysical conditions of Children: Dr. Francis Warner. TITUTION OF CIVIL ENGINEERS, at 8.- Monthly Reception by the resident and Council. -Electrical Railways: Dr. Edward Hopkinson. AL INSTITUTION, at 3.-The Functions of the Cerebellum, and the lementary Principles of Psycho-Physiology: Prof. Victor Horsley, R.S. EX FIELD CLUB, at 7 (at Stratford Town Hall).-The Shallow and eep Waters of Essex: Dr. J. C. Thresh.-Sections on the New Railway etween Upminster and Romford: Boulder Clay beneath Old River ravel at Hornchurch: T. V. Holmes. WEDNESDAY, FEBRUARY 22. LOGICAL SOCIETY, at 8.-On the Microscopic Structure of the Wenlock mestone: Edward Wethered.-On the Affinities (1) of Anthracoptera, ) of Anthracomya: Dr. Wheelton Hind.-Geological Remarks on certain lands in the New Hebrides: Lieutenant G. C. Frederick. (Communited by Sir Archibald Geikie, For. Sec. R. S. OMOLOGICAL SOCIETY, at 7.-On some Neglected Points in the ructure of the Pupa of Heterocerous Lepidoptera, and their Probable alue in Classification: Dr. T. A. Chapman.-Notes on the Longicornia Australia and Tasmania, Part I., including a List of the Species colsted by Mr. J. J. Walker. R. N., and Descriptions of New Forms: arles J. Gahan.-On the Phylogenetic Significance of the Variations oduced by Differences of Temperature on Vanessa atalanta: Dr. F. A. Just Published. PHILOSOPHICAL TRANSACTIONS 1892, SERIES A. With 16 Plates, Price £2 1s. CONTENTS. On the Physics of Media that are composed of Free and Perfectly Elastic Mo'ecules in a State of Motion. By J. J. WATERSTON. On the Time-relations of the Excursions of the Capillary Electrometer, with a Description of the Method of Using it for the Investigation of Electrical Changes of Short Duration. By GEORGE J. BURCH, B. A. On Some of the Properties of Water and of Steam. By WILLIAM Ramsay, Ph.D., F.R.S., and SYDNEY YOUNG, D.Sc. Comparison of Simultaneous Magnetic Disturbances at Several Observatories. By Prof. W. GRYLLS ADAMS, D.Sc., F.R.S. On the Locus of Singular Points and Lines which occur in connection with the Theory of the Locus of Ultimate Intersections of a System of Surfaces. By M. J. M. HILL, M.A., Sc.D. Repulsion and Rotation produced by Alternating Electric Currents. By G. T. WALKER, B. A., B.Sc. Re-determination of the Mass of a Cubic Inch of Distilled Water. By H. J. CHANEY. On the Mechanical Stretching of Liquids: an Experimental Determination of the Volume Extensibility of Ethyl-Alcohol. By A. M. WORTHINGTON, M.A. The Thermal Emissivity of Thin Wires in Air. By W. E. AYRTON, F.R.S., and H. KILGOUR. On the Collision of Elastic Bodies. By S. H. BURBURY, F.R.S. On the Forces, Stresses. and Fluxes of Energy in the Electromagnetic Field. By OLIVER HEAVISIDE, F.R.S. On the Thermal Conductivities of Crystals and other Bad Conductors. By CHARLES H. LEES, M.Sc. Researches on Turacin, an Animal Pigment containing Copper.-II. Ey A. H. CHURCH, M.A., F.R.S. Colour-Photometry. --Part III. By Captain W. DE W. ABNEY, C.B. On the Clark Cell as a Standard of Electromotive Force. By R. T. On the Liquation of Metals of the Platinum Group. By EDWARD MATTHEY, F.S.A., F.C.S. BAKERIAN LECTURE.-On the Grand Currents of Atmospheric Circulation. By JAMES THOMSON, LL.D., F. R.S. On the Mathematical Theory of Electromagnetism. By ALEX. MCAULAY, M.A. 1892, SERIES B. With 30 Plates, Price £2 2s. Results of Hemisection of the Spinal Cord in Monkeys. By FREDERICK A New Mode of Respiration in the Myriapoda. By F. G. SINCLAIR, M.A. Additional Observations on the Development of Apteryx. By T. JEFFERY PARKER, B.Sc., F. R.S. On the Origin from the Spinal Cord of the Cervical and Upper Thoracic Sympathetic Fibres, with some Observations on White and Grey Rami Communicantes. By J. N. LANGLEY, M.A., F.R.S. The Ginger-Beer Plant, and the Organisms composing it; a Contribution to the Study of Fermentation-Yeasts and Bacteria. By H. MARSHALL WARD, SC. D., F.R.S., F.L.S. Contributions to the Physiology and Pathology of the Mammalian Heart. By C. S. Roy, F.R.S., M.D., and J. G. ADAMI, M.D., M.A. CROONIAN LECTURE.--Les Phénomènes psychiques et la Température du Cerveau. By Prof. ANGELO Mosso. By H. G. Researches on the Structure, Organisation, and Classification of the Fossil On Biologic Regions and Tabulation Areas. By C. B. CLARKE, F.R.S. Sold by HARRISON & SONS, 45 St. Martin's Lane W C. Separate Papers from above on Sale by KEGAN PAUL, TRENCH, TRÜBNER, & CO. MESSRS. MACMILLAN AND CO.'S PUBLICATIONS. NEW BOOKS ON ECONOMICS. NEW AND CHEAPER EDITION OF MR. CHARLES BOOTH'S WELL-KNOWN WORK. LIFE AND LABOUR OF THE PEOPLE IN LONDON. Edited CHARLES BOOTH. Vol. I. EAST CENTRAL AND SOUTH LONDON. Vol. II. STREETS and POFC TION CLASSIFIED. Voll. III. BLOCKS OF BUILDINGS, SCHOOLS, and IMMIGRATION. Crow 35. 6d. each. Case of Maps to accompany, crown 8vo, 5s. Vol. IV. EAST LONDON INDUSTRIES—will complete the issue. GUARDIAN:-"The only criticism that can be made on it is one of sheer amazement at the quantity and interest material that Mr. Booth has brought together. The account of the black sheets' is as terrible reading as any the Inferno." DAILY NEWS:-" An account of the working population of London such as has never been compiled-has probably before been attempted or conceived-for any city in the world. A NEW BOOK ON THE WAGES QUESTION. THE THEORY OF WAGES and its Application to the Eight Hours Quest and other Labour Problems. By HERBERT M. THOMPSON, M.A. Crown 8vo, 35. 6d. REPRINTED FROM THE FRENCH. CANTILLON, ESSAI SUR LE COMMERCE. Reprinted for Harvard Univers 12mo, Cloth, 7s. net. THE OLD ENGLISH MANOR: a Study in English Economic History. CHARLES MCLEAN ANDREWS, Ph. D., Associate in History, Bryn Maur College. Royal 8vo, 6s. net. One of the Johns Hopkins University Studies in Historical and Political Science. MANCHESTER GUARDIAN.—“On the whole, this is the best sketch of an English pre-Conquest manor. It is far on a careful study of the documents, and a good knowledge of the modern literature of the subject. It is well arranged an written. It is a book that ought at once to be placed in all English public libraries, as a useful, readable, and trustworthy bin book to a difficult and important subject." TIMES.-" An important contribution to the further study of the subject." WORKS BY SIR ARCHIBALD GEIKIE, F.R.S. TEXT-BOOK OF GEOLOGY. By Sir ARCHIBALD GEIKIE, LL.D., F.RS Director-General of the Geological Survey of Great Britain and Ireland, and Director of the Museum of Practical Ga London; lately Murchison Professor of Geology and Mineralogy in the University of Edinburgh, and Director Geological Survey of Scotland. With Illustrations. Medium 8vo, 28s. CLASS-BOOK OF GEOLOGY. Second Edition. Crown 8vo, 4s. 6d. By the Same. [Third Edition immoisi Illustrated with Wood OUTLINES OF FIELD GEOLOGY. By the Same. New and Revised Edit Extra Fcap. 8vo, 3s. 6d. ELEMENTARY LESSONS IN PHYSICAL GEOGRAPHY. By the Sar QUESTIONS ON GEIKIE'S ELEMENTARY PHYSICAL GEOGRAPH For the Use of Schools. By the Same. Foolscap 8vo, Is. 6d. PHYSICAL GEOGRAPHY. By the Same. With Illustrations. Pott 8vo. 1 [Science Prin Pott 8vo, IS. [Science Pro By the S GEOLOGY. By the Same. With Illustrations. THE TEACHING OF GEOGRAPHY. 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The present edition has been revised to allow for consideration of Language as bearing on Animal Intelligence, and "ypnotism as throwing fresh light on the relations of Mind and Body. M. WILLIAMS-A REVIEW OF THE SYSTEMS OF ETHICS Crown 8vo, 12s. net. FOUNDED ON THE THEORY OF EVOLUTION. By C. M. WILLIAMS. SCOTSMAN." A very full and able treatment of the whole department of ethics in the light of the evolution philosophy. The author shows a firm grasp of philosophical thought, keen powers of analysis, and a mastery of lucid exposition. . . . This ok is fuil of interesting matter. On whatever points it may be possible to differ from the author, there will certainly be no spute as to ability and fairness; while as a comprehensive survey of evolutionary theories in their bearing on ethics, and an position of ethical science from the stand-point of the evolutionist, the work is likely to take a prominent place in the literature the subject." PALL MALL GAZETTE.-"The author has done all that consummate learning could do within the limits of a volume to it the reader in possession of the sum total of what evolutionists have done in the department of Ethics. . . . Probably the best view we have of Evolutional Ethics." IR. HEAVISIDE-ELECTRICAL PAPERS. BY OLIVEr Heaviside. 8vo., 30s. net. 2 vols., MANCHESTER GUARDIAN:-"One is struck in looking through these papers by the author's acquaintance with igher mathematics, and the ease with which he introduces and deals with functions like those of Bessel, the properties of which re little known even to mathematicians of high attainments." PROF. THE SECOND VOLUME OF PROF. GRAY'S WELL-KNOWN WORK. GRAY-THE THEORY AND PRACTICE OF ABSOLUTE MEASUREMENTS IN ELECTRICITY AND MAGNETISM. By ANDREW GRAY, M. A., Professor of Physics in the University College of North Wales. Vol. II., in two Parts, crown 8vo, 25s. Vol. I., already published, price 12s. 6d. A SCHOOL TEXT-BOOK OF DIFFERENTIAL CALCULUS. IR. J. EDWARDS-DIFFERENTIAL CALCULUS FOR BEGINNERS. By JOSEPH EDWARDS, M. A., formerly Fellow of Sidney Sussex College, Cambridge. Crown 8vo, 4s. 6d. BY THE SAME AUTHOR. DIFFERENTIAL CALCULUS, with Applications and numerous Examples; An Elementary Treatise. By JOSEPH EDWARDS, M.A. Second Edition. Svo, 145. MESSRS. MACMILLAN AND CO.'S PUBLICATIONS NEW BOOKS ON ECONOMICS. NEW AND CHEAPER EDITION OF MR. CHARLES BOOTH'S WELL-KNOWN WORK. LIFE AND LABOUR OF THE PEOPLE IN LONDON. Edited CHARLES BOOTH. Vol. I. EAST CENTRAL AND SOUTH LONDON. Vol. II. STREETS and POF TION CLASSIFIED. Voll. III. BLOCKS OF BUILDINGS, SCHOOLS, and IMMIGRATION, C 35. 6d. each. Case of Maps to accompany, crown 8vo, 5s. Vol. IV. EAST LONDON INDUSTRIES-will complete the issue. GUARDIAN:- "The only criticism that can be made on it is one of sheer amazement at the quantity and interes material that Mr. Booth has brought together. The account of the black sheets' . . . is as terrible reading as aryan, the Inferno." DAILY NEWS:-" An account of the working population of London such as has never been compiled-has prett before been attempted or conceived-for any city in the world. A NEW BOOK ON THE WAGES QUESTION. THE THEORY OF WAGES and its Application to the Eight Hours Quest and other Labour Problems. By HERBERT M. THOMPSON, M.A. Crown 8vo, 35. 6d. REPRINTED FROM THE FRENCH. CANTILLON, ESSAI SUR LE COMMERCE. Reprinted for Harvard Universt 12mo, Cloth, 75. net. THE OLD ENGLISH MANOR: a Study in English Economic History. E MANCHESTER GUARDIAN.—"On the whole, this is the best sketch of an English pre-Conquest manor. It's on a careful study of the documents, and a good knowledge of the modern literature of the subject. It is well arranged and written. It is a book that ought at once to be placed in all English public libraries, as a useful, readable, and trustworth book to a difficult and important subject.' TIMES.—“ An important contribution to the further study of the subject." WORKS BY SIR ARCHIBALD GEIKIE, F.R.S. TEXT-BOOK OF GEOLOGY. By Sir ARCHIBALD GEIKIE, LL.D., FRS Director-General of the Geological Survey of Great Britain and Ireland, and Director of the Museum of Practical Ge London; lately Murchison Professor of Geology and Mineralogy in the University of Edinburgh, and Direcor Geological Survey of Scotland. With Illustrations. Medium 8vo, 28s. CLASS-BOOK OF GEOLOGY. Second Edition. Crown 8vo, 4s. 6d. By the Same. [Third Edition iKIÄ O Illustrated with Woode: OUTLINES OF FIELD GEOLOGY. By the Same. New and Revised Ed Extra Fcap. 8vo, 3s. 6d. ELEMENTARY LESSONS IN PHYSICAL GEOGRAPHY. By the Se Illustrated with Woodcuts and Ten Plates. Foolscap 8vo, 4s. 6d. QUESTIONS ON GEIKIE'S ELEMENTARY PHYSICAL GEOGRAPH For the Use of Schools. By the Same. PHYSICAL GEOGRAPHY. GEOLOGY. Foolscap 8vo, Is. 6d. With Illustrations. Pott Svo. :. [Sesence o GEOLOGICAL SKETCHES AT HOME AND ABROAD. With Illustrations. 8vo, 10s. 6d. [Geograp GEOGRAPHY OF THE BRITISH ISLES. By the Same. Pott 8vo. Is THE SCENERY OF SCOTLAND VIEWED IN CONNEXION W ITS PHYSICAL GEOLOGY. With a Geological Map and Illustrations. By the Same. Second Edition 12s. 6d. MESSRS. MACMILLAN & CO.'S NEW SCIENTIFIC BOOKS, PROF. CALDERWOOD-EVOLUTION AND MAN'S PLACE IS NATURE By HENRY CALDERWOOD, LL.D., F.RSE. Professor of Moral Prophy i Crown 8vo, Cloth, 7s. 6d. 盛 WESTMINSTER GAZETTE.-"The book, which a water throw for AA ngular interest to the non-scientific reader." FOUNDED ON THE THEORY OF EVOLUTION SCOTSMAN.—“ A very full and able treatment of the wave deser . The author shows a firm grasp of philosophical though, keer wer ok is fail of interesting matter. On whatever points r nav spute as to ability and fairness; while as a comprehensive stre position of ethical science from the stand-point of the evolutione the subject." PALL MALL GAZETTE.—“The author has done all tha it the reader in possession of the sum total of what evolutions view we have of Evolutional Ethics." |