358 SCIENCE PROGRESS 



The Analysis of Minerals and Ores of the Rarer Elements for Analytical Chemists, 

 Metallurgists, and Advanced Students. By W. R. Schoeller, Ph.D., and 

 A. R. Powell. London : Charles Griffin & Co., Exeter Street, Strand, W.C.2, 

 1919. (Pp. x 4- 239.) Price i6.y. net. 



Applied Mechanics. Vol. II, Strength of Materials. By Charles E. Fuller, 

 S.B., and William A. Johnston, S.B., Professors of Theoretical and Applied 

 Mechanics, Massachusetts Institute of Technology. New York : John 

 Wiley & Sons; London: Chapman & Hall, 1919. (Pp. xi + 556.) Price 

 1 7 s. bd. net. 



Physical Laboratory Experiments for Engineering Students. Part I, Mechanics, 

 Sound, Heat, and Light. By Samuel Sheldon, Ph.D., D.Sc, Professor of 

 Physics and Electrical Engineering at the Polytechnic Institute of Brooklyn, 

 and Erich Hausmann, E.E., Sc.D., Associate Professor of Physics and 

 Electrical Engineering at the Polytechnic Institute of Brooklyn. London : 

 Constable & Co., 1919. (Pp. v 4- 134.) With 40 Illustrations. Price 6^. net. 



A Manual of Machine Design. By Frank Castle, M.I.Mech.E., late of the 

 Mechanical Laboratory, Royal College of Sciences, South Kensington, 

 Lecturer in Practical Mathematics, Machine Construction and Drawing, 

 Building Construction and Engineering Science, at the Municipal Technical 

 Institute, Eastbourne. London : Macmillan & Co., St. Martin's Street, 

 1919. (Pp. ix 4- 351.) Price ys. bd. net. 



Scientific Signalling and Safety at Sea. By Prof. John Joly, M.A., D.Sc, F.R.S., 

 F.G.S. London : Taylor & Francis, Red Lion Court, Fleet Street, 1919. 

 (Pp. 36.) Price is. bd. net. 



Irrigation Engineering. By Arthur Powell Davis, D.Sc, Mem. Am. Soc C.E., 

 Director and Chief Engineer, U.S. Reclamation Service, and Herbert M. 

 Wilson, C.E., Mem. Am. Soc. C.E., former Chief Engineer and Irrigation 

 Engineer, U.S. Geological Survey. Seventh Edition, Revised and Enlarged. 

 New York : John Wiley & Sons ; London : Chapman & Hall, 1919. (Pp. 

 xxiii 4- 640.) With 250 Figures in the Text. Price 21.?. net. 



The Causes and Course of Organic Evolution. A Study in Bioenergics. By 

 John Muirhead Macfarlanei, D.S., Professor of Botany, Director of the 

 Botanic Garden, University of Pennsylvania. New York : The Macmillan 

 Company, 1918. (Pp. ix 4- 875.) Price lys. net. 



Lectures on Sex and Heredity. Delivered in Glasgow, 1917-18. By F. O. Bower, 

 J. Graham Kerr, and W. E. Agar. London : Macmillan & Co., 1919. (Pp. 

 vi 4- 119.) Price 5s. net. 



A Dictionary of the Flowering Plants and Ferns. By J. C. Willis, M.A., Sc.D. 

 F.R.S., European Correspondent, late Director, Botanic Gardens, Rio de 

 Janeiro. Fourth Edition, Revised and Rewritten. Cambridge : at the 

 University Press, 1919. (Pp. xii 4- 701.) Price 205-. net. 



Botany for Agricultural Students. By John N. Martin, Professor of Botany at 

 the Iowa State College of Agriculture and Mechanic Arts. New York : 

 John Wiley & Sons ; London : Chapman & Hall, 1919. (Pp. x 4- 585.) 

 Price lis. bd. net. 



Strawberry-growing. By S. W. Fletcher, Professor of Horticulture at the 

 Pennsylvania State College. New York : The Macmillan Company, 191 7. 

 (Pp. xxii 4- 325.) Price $1.75. 



