BOOKS RECEIVED 169 



Experimental Organic Chemistry. By Augustus P. West, Ph.D., Professor 

 of Chemistry, University of the Philippines. London : George G. Harrap, 

 2 and 3 Portsmouth Street, Kingsway, W.C., 1921. (Pp. xiii + 469.) 

 Price I OS. 6i. net. 



Thermodynamics and Chemistry. By F. H. MacDougall, M.A., Ph.D., 

 Associate Professor of Chemistry, University of Minnesota. New York : 

 John Wiley & Sons ; London : Chapman & Hall, 192 1. (Pp. v + 391.) 

 Price 305. net. 



Famous Chemists : The Men and their Work. By Sir William A. Tilden, 

 F.R.S., D.Sc, LL.D., Sc.D., Professor Emeritus of Chemistry in the 

 Imperial College of Science and Technology. London : George Routledge 

 & Sons ; New York : E. P. Dutton, 1921. (Pp. vi + 296, with 38 

 illustrations.) Price 125. bd. net. 



A Text-book of Geology. For Use in Universities, Colleges, Schools of Science, 

 etc., and for the General Reader. Part L Physical Geology. By Louis 

 V. Pirsson, late Prof, of Physical Geology in the Sheffield Scientific 

 School of Yale University. Part IL Historical Geology. By Charles 

 Schuchert, Professor of Palaeontology in Yale University, and of Historical 

 Geology in the Sheffield Scientific School. Part L Second Revised 

 Edition. New York : John Wiley & Sons ; London : Chapman & Hall, 

 1920. (Pp. vii + 470, with 311 figures.) Price 17s. td. net. 



Field Methods in Petroleum Geology. By G. H. Cox, Ph.D., E.M., C. S. 

 Dake, M.A., and G. A. Muilenburg, M.A. New York : McGraw-Hill 

 Book Company, 370 Seventh Avenue ; London : 6 and 8 Bouverie 

 Street, E.C.4, 1921. (Pp. xiv -|- 305.) Price 24s. net. 



Electrolytic Deposition and Hydrometallurgy of Zinc. By Oliver C. Ralston, 

 Metallurgist, Hooker Electrochemical Co., Niagara Falls, N.Y. New 

 York : McGraw-Hill Book Company, 370 Seventh Avenue ; London : 

 6 and 8 Bouverie Street, E.C.4, 192 1. (Pp. vii + 201.) Price i8s. net. 



The Geology of the British Empire. By F. R. E. Reed, M.A., Sc.D., F.G.S., 

 F.R.G.S. London : Edward Arnold, 1921. (Pp. viii + 480, with maps.) 

 Price 405. net. 



Catalogue of the Fossil Bryozoa (Polyzoa) in the Department of Geology, 

 British Museum (Natural History). The Cretaceous Bryozoa (Polyzoa). 

 Volume in. The Cribrimorphs. Parti. By W. D. Lang, Sc.D., F.G.S. 

 London : Printed by order of the Trustees and sold by Longmans, Green 

 & Co., 39 Paternoster Row, and at the British Museum (Natural History), 

 Cromwell Road, S.W.7, 1921. (Pp. 268, with 8 plates.) Price 305. 



Studies in French Forestry. By Theodore S. Woolsey, Jr., Consulting 

 Forester, and Executive Member Interallied War Timber Committee, 

 Paris, 1917-19. With two chapters by William B. Greeley, Forester, 

 U.S. Forest Service, and formerly Chief, Forestry Section, C. and F., 

 S.O.S., American Expeditionary Forces. New York : John Wiley & 

 Sons ; London : Chapman & Hall, 1920. (Pp. xxvi + 550.) Price 

 265. net. 



How to Teach Agriculture. A Book of Methods in this Subject. By Ashley 

 V. Storm, Ph.D., and Kary C. Davis, Ph.D. London : J. B. Lippincott 

 Company. (Pp. vii + 434, with 223 illustrations.) Price 12s. 6d. net. 



Germination in its Electrical Aspect. A Consecutive Account of the Electro- 

 Physiological Processes concerned in Evolution, from the Formation of 

 the Pollen-grain to the Completed Structure of the Seedling, together 

 with some Further Studies in Electro-Physiology. By A. E. Baines. 

 London : George Routledge & Sons. New York : E. P. Dutton & 

 Co., 1921. (Pp. XXV + 185, with 130 figures.) Price 12s. 6rf. net. 



