512 SCIENCE PROGRESS 



Atomic Theories. By F. H. Loring. London : Methuen & Co., 36 Essex 

 Street, W.C. (Pp. ix + 218, with 66 figures.) Price 12s. &d. net. 



General Physics and its Application to Industry and Everyday Life. By 

 Ervin S . Ferry, Professor of Physics Purdue University, New York : 

 John Wiley & Sons ; London : Chapman and Hall, 1921. (Pp. xvi + 

 732, with 600 figures.) Price 245. net. 



The Elements of Physics and Chemistry. A Practical Course for Middle 

 Forms. By Sir Richard Gregory and A. T. Simmons, B.Sc, with the 

 assistance of F. W. Hodges, B.Sc. London : Macmillan & Co., 1921. 

 (Pp. V + 299, with 186 figures.) Price 4s. 6d. net. 



Les Combustibles Liquides et leurs Applications. Par le Syndicat d'Applica- 

 tions Industrielles des Combustibles Liquides. Paris : Gauthiers- 

 Villars et Cie., 55 Quai des Grands-Augustins. (Pp. 621.) 



Absolute Measurements in Electricity and Magnetism. By Andrew Gray, 

 LL.D., F.R.S. , M. I.E.E. , Professor of Natural Philosophy in the University 

 of Glasgow. Second Edition, rewritten and extended. London : 

 Macmillan & Co., St. Martin's Street, 1921. (Pp. xix + 837.) Price 

 42s. net. 



The Ideas of Einstein's Theory : the Theory of Relativity in Simple Language. 

 By J. H. Thirring, Ph.D., Professor of Theoretical Physics in the Univer- 

 sity of Vienna. Translated by Rhoda A. B. Russell. London : Methuen 

 & Co., 36 Essex Street, W.C. (Pp. xiv + 167, with 7 diagrams and i 

 chart.) Price 55. net. 



Handbook of Chemistry and Physics. By Charles D. Hodgman, M.S., | 

 assisted by M. F. Coolbaugh, M.A., and C. E. Senserman, M.A. Eighth ' 

 Edition. London : Chapman & Hall, 1921. (Pp. 711.) Price 24s. net. 

 This little book of ready reference of which seven editions have already 

 appeared, contains the great majority of really important tables and formulae 

 necessary to the chemist, physicist, and engineer. The most important 

 additions are a new and enlarged numerical table, and a complete set of 

 Metric-English and English-Metric Conversion Tables, besides which several 

 new chemical and X-ray tables have been added, while many other tables, 

 which have appeared in previous editions, have been entirely rewritten and 

 greatly enlarged. 



Chemical Disinfection and Sterilization. By Samuel Rideal, D.Sc, and Eric 

 K. Rideal, D.Sc, M.A. London : Edward Arnold & Co., 1921. (Pp. vii 

 -\- 313.) Price 21S. net. 



Chemistry and Civilization. By Allerton S. Cushman, A.M., Ph.D., Director, 

 Institute of Industrial Research, Inc., Washington, D.C. Edinburgh: 

 E. & S. Livingstone, 17 Teviot Place, 1921. (Pp. 151.) Price 15s. net. 



Early Science in Oxford, Part I : Chemistry. By R. T. Gunther, Magdalen 

 College, Oxford. Printed for sale at the Oxford Science Laboratories 

 by Hazell, Watson & Viney, London and Aylesbury, 1920. London 

 Agents : Oxford University Press. (Pp. vi -1- 91.) Price 105. net. 



The Fixation of Atmospheric Nitrogen. By Joseph Knox, D.Sc, Lecturer 

 on Chemistry, University of Glasgow. Second Edition. London : 

 Gurney & Jackson, 33 Paternoster Row, E.C., 1921. (Pp. vii + 124.) 

 Price 4s. net. 



An Introduction to Biophysics. By David Burns, M.A., D.Sc, Grieve 

 Lecturer on Physiological Chemistry in the University of Glasgow. With 

 a Foreword by D. NoelPaton, M.D.,LL.D., F.R.S. London : J. and A. 

 Churchill, 7, Great Marlborough Street, 1921. (Pp. xiii + 435, with 

 85 illustrations.) Price 21s. net. 



