March 17, 192 1] 



NATURE 



95 



Books Received. 



Shasta of the Wolves. By Olaf Baker. Pp. vii+ 

 276. (London and Sydney : G. G. Harrap and Co., 

 Ltd.) 6i-. net. 



Anthracene and Anthraquinone. By E. de Barry 

 Barnett. Pp. xi+436. (London : Bailliere, Tindall 

 and Cox.) 255. net. 



Fornander Collection of Hawaiian Antiquities and 

 Folk-Lore. By A. Fornander. Third series. Part 

 iii. Pp. iii-l-359-546. (Honolulu : Bernice Pauahi 

 Bishop Museum.) 



Ammonia and the Nitrides : With Special Refer- 

 ence to their Synthesis. By Dr. Edward B. Maxted. 

 Pp. viii+ii6. (London : J. and A. Churchill.) 7s. 6d. 

 net. 



Cocoa and Chocolate : Their Chemistry and Manu- 

 facture. By R. Whymper. Revised and enlarged 

 second edition. Pp. xxi4-568+xv plates. (London : 

 J. and A. Churchill.) 42s, net. 



Lectures on the Principle of Symmetry and its 

 Applications in all Natural Sciences. Bv Prof. F. M. 

 Jaeger. Second edition. Pp. xii+348. (Amsterdam : 

 "Elsevier" Publishing Co.) 



Vorlesungen iiber Vergleichende Anatomic. 

 3 Lieferung : Sinnesorgane und Leuchtorgane. By 

 Prof. Otto Butschli. Pp. iii+643-93i+xiv. (Berlin : 

 J. Springer.) 48 marks. 



Hygiene. By J. Lane Notter and R. H. Firth. 

 Ninth edition. Pp. xii+540. (London : Longmans, 

 Green and Co.) 105. 6d. net. 



Monographien iiber die Zeugung beim Menschen. 

 By Dr. Hermann Rohleder. Band v., Die Zeugung 

 bei Hermaphroditen, Kryptorchen, Mikrorchen und 

 Kastraten. Pp. x+143. Band vii., Die kunstliche 

 Zeugung (Befruchtung) im Tierreich. Pp. x+128. 

 (Leipzig : G. Thieme.) 42 marks each vol. 



Elementary Notes on Conifers. By A. H. Church. 

 (Botanical Memoirs, No. 8.) Pp. 32. (London : 

 Oxford University Press.) is. net. 



Form-Factors in Coniferae. By A. H. Church. 

 (Botanical Memoirs, No. 9.) Pp. 28. (London : 

 Oxford University Press.) 2s. net. 



The Somatic Organization of the Phaeophyceae. 

 By A. H. Church. (Botanical Memoirs, No. 10.) 

 Pp. no. (London : Oxford University Press.) 55. 

 net. 



The Origin and Problem of Life : A Psvcho- 

 Physiological Study. By .'\. E. Baines. Pp. xii+97. 

 (London: G. Routledge and Sons, Ltd.; New York: 

 E. P. Dutton and Co.) 3s. 6d.. net. 



Tables of Phvsical and Chemical Constants and 

 some Mathematical Functions. Bv Dr. G. W. C. 

 Kaye and Prof. T. H. Laby. Fourth edition. Pp. 

 vii4-i6i. (London: Longmans, Green and Co.) 145. 

 net. 



Silica and the Silicates. By James A. Audlev. 

 (Industrial Chemistrv.) Pp. "xiv+374. (London : 

 Bailliere, Tindall and Cox.) 155. net. 



Analysis of Paint Vehicles, Japans, and Varnishes. 

 By Prof. C. D. Hollev. Pp. ix + 203. (New York : 

 J. Wilev and Sons, Inc. ; London : Chapman and 

 Hall, Ltd.) 135. M. net. 



Prevention of Venereal Disease. (Being- the Report 

 of and the Evidence Taken by the Special Committee 

 on Venereal Disease.) Pp. xxxv+236. (London : 

 Williams and Norgate.) 21s. net. 



Memoirs of the Geological Survey : England and 

 Wales. The Water Supply of Norfolk from Under- 

 .ground Sources. Bv W^illiam Whitaker. Pp. iy+ 

 i8c. (London: H.M. Stationery Office.) ,\os. net. 



The Carnegie United Kingdom Trust. Seventh 

 Annual Report (for the Year ending 31st December, 

 1920). Pp. iii + 62. (East Port, Dunfermline.) 

 NO. 2681, VOL. 107] 



A Practical Handbook of British Birds. Part x. 

 Pp. 81-176. (London : Witherby and Co.) 4s. 6d. 

 net. 



Radioaktivitat und die Neueste Entwicklung der 

 Lehre von den Chemischen Elementen. By Prof. K. 

 Fajans. Dritte auflage. (Sammlung Vieweg, Haft 

 45.) Pp. viii+124. (Braunschweig: F. Vieweg und 

 Sohn.) 6.50 marks. 



Grundziige der Einstelnschen Relativitatstheorie. 

 By Prof. August Kopff. Pp. viii+ 198. (Leipzig : S. 

 Hirzel.) 36 marks. 



Edina Geographies. By T. Franklin. Book i. : 

 The British Isles. Pp. 64. is. 8d. net. Book ii. : 

 Europe. Pp. 72. is. gd. net. (Edinburgh : W. and 

 k. K. Johnston, Ltd. ; London : Macmillan and Co., 

 Ltd.) 



A Little Book on Map Projection. By Mary 

 Adams (Dr. W. Garnett). New and revised edition. 

 Pp. viii+ii2. (London: G. Philip and Son, Ltd.; 

 Liverpool : Philip, Son and Nephew, Ltd.) 5s. 6d. 

 net. 



Quaker .Aspects of Truth. By Dr. E. Vipont 

 Brown. Pp. 156. (London : The Swarthmore Press, 

 Ltd.) 5s. net. 



The Coco-Nut. By Prof. Edwin B. Copeland. 

 Second edition, revised. Pp. xvi + 225. (London : 

 Macmillan and Co., Ltd.) 20s. net. 



Pure Thought and the Riddle of the Universe. 

 By Francis Sedlak. Vol. i. : Creation of Heaven • 

 and Earth. Pp. xv+375. (London : G. .Mien and 

 Unwin, Ltd.) i8s. net. 



Society for the Preservation of the Fauna of the 

 Empire Journal. New Series. Part. i. Pp. 74. 

 (London : k. L. Humphreys.) 2s. 6d. net. 



High-Tension Switchgear. Bv Henrv E. Poole. 

 (Technical Primers.) Pp. ix+ii8. (London: Sir I. 

 Pitman and Sons, Ltd.) 2s. 6d. net. 



.Annual Reports on the Progress of Chemistry for 

 1920. Issued by the Chemical Society. Vol. xvii. 

 Pp. x+264. (London : Gurney and Jackson.) 7s. 6d. 

 net. 



Education and World Citizenship. .An Essav 

 towards a Science of Education. By J. C. Maxwell 

 Garnett. Pp. x-l-515. (Cambridge : .At the Univer- 

 sity Press.) 36s. net. 



Dictionary of British Scientific Instruments. Issued 

 by the British Optical Instrument Manufacturers' 

 .Association. Pp. xii+335. (London : Constable and 

 Co., Ltd.) 2 IS. 



Diary of Societies. 



TEURSDAY, March 17. 



iNSTiTPTioy or Naval Akchitects Ut Roval United Service Institu- 

 tion), at 11.— R. J. Walker and S. S. Cook: Mechanical Gears of 

 Double Reduction for Merchant Ships. — E. W. Blocksid^e : Life- 

 savins' Appliances on Carpo and Passenger Vessels. — M. E. Denny : 

 The Design of Balanced Rudders of the Spade Type. 



iNSTirriio.v OF Naval Architects (at Royal United Service Institu- 

 tion), at 3. — H. B. W. Evans: Standardisation of Data for Airship 

 Calculations. 



RoTAL iNSTiTrTiojf OF Gbeat Bbttain, at 3. — Dr. 6. C. Simpson : 

 The Meteorology of the Antarctic. 



Chemical Societi (Annual General Meeting), at 4. 



Royal Societt, at 4.30. — Lord Rayleigh : The Colour of the 

 Light from the Night Sky.— R. O. Street : The Dissipa- 

 tion of Energy in Permanent Ocean Currents, with Some 

 Relations between Salinities, Temperatures, and Currents. — S. 

 Datta : The Vacuum Arc Spectra of Sodium and Potassium. — 

 W. E. Garner and C. L. Abernethy : Heats of Combustion and 

 Formation of Nitro-compounds. Part I. Beniene, Toluene, 

 Phenol, and Methylaniline Series. — E. K. Rideal : The Catalytic 

 Dehydroeenation of Alcohols. 



RoTAL College of Physicians of London, at 5. — Dr. A . Whitfield : 

 Some Points in the Etiology of Skin Diseases (Lumleian Lec- 

 tures). 



Linne*n Society. «+ 5.— W. B. Alexander: The Vertebrate Fauna 

 of Houtman Abrolhos Islands. West Australia. — Prof. P. Fauvel : 

 Annelides Polychfetes de I'Archipel Houtman Abrolhos recueillies, 



