SCIENCE 





"y. 



''f, 



'°na.\ Mu*«^ 



New Seeihs 



Vol. XLVI. No. 1176 



Friday, July 13, 1917 



Single Copies, 15 Cxs. 

 Annual Subscription, $5.00 



American Red Cross 



(Prepared for and Endorsed by the American Red Cross) 



Textbook on First 

 Aid 



By Lt. Col. Charles Lynch, 

 Medical Corps, U. S. Army. 

 General Edition for Classes. 

 Cloth Covers, .75 Postpaid. 

 Alsoin Paper Covers, .30 Post- 

 paid. Other Editions: 

 Woman's, Miners, Police and 

 Firemen, Railroad, Industrial. 



Elementary 



Hygiene 



and Home Care of the Sick 



By Jane A. Delano, R.N. 

 and Isabel McIsaac, Late 

 Supt. of Nurse Corps, U. S. A. 

 Illustrated Volume, 12mo. 

 256 Pages. Cloth, $1.00 Post- 

 paid; also in Paper Covers, .50 

 Postpaid. 



Home Cooking and 

 Dietetics 



Designed for general use in 

 classes. By Ada Z. Fish, 

 Head of Art and Home Eco- 

 nomics Department, William 

 Penn High School, Philadel- 

 phia. Illustrated 12mo Vol- 

 ume. Cloth, .75 Postpaid. 



On sale at the headquarters of local chapters, at booksellers, at the National 

 headquarters or by mail from the publishers 



GAGER— FUNDAMENTALS OF BOTANY 



By C. Stuabt Gager, Director of Brooklyn Botanic Garden. Scores of collegesand normal schools 

 have already adopted this new hook. 435 UlustratioDS. Cloth, $1.50 Postpaid.^ A LABORA- 

 TORY GUIDE TO BOTANY by the same author is ready. 



STEVENS-PLANT ANATOMY 



3d Edition. By Wm. C. Stevens, M.S., Professor of Botany, University of Kansas. 155 Illustra- 

 tions, 399 Pages. Cloth, $2.50 Postpaid. 



ROBBINS— BOTANY OF CROP PLANTS 



By Wilfred W. Robbins, Professor of Botany, Colorado Agricultural College. A Textbook for 

 students in agricultural schools. It contains numerous illustrations, keys, maps and tables. Will 

 be ready in August. 



Zoology 



Third Edition Revised. A 

 textbook for Universities, Col- 

 leges and Normal Schools, by 

 T. W. Galloway, Ph.D., 

 Professor of Biology, Beloit, 

 Wisconsin. Containing 255 

 Illustrations. Octavo. 559 

 Pages. Cloth, $2 01) Postpaid. 

 "A successful hook which 

 will insure interest and find 

 spirit. " 



A Textbook of 

 Fungi 



and Plant Pathology 



By John William Harsh- 

 bergek, Ph.D., Professor of 

 Botany, University of Penn- 

 sylvania. Presents clearly 

 and thoroughly the essential 

 features of all the important 

 theories and investigations. 

 Handsomely Illustrated. 

 Ready in July. 



Microbiology 



2d Edition 



A Textbook of Microbiology 

 General and Applied by Num- 

 erons Contributors. Edited 

 by Charles E. Marshall, 

 Professor of Microbiology, and 

 Director of Graduate School, 

 Massachusetts Agricultural 

 College, Amherst. 186 Illus- 

 trations, 900 Pages. Cloth, 

 S3.00 Postpaid. 



P. BLAKISTON'S SON & CO., Publishers 



PHILADELPHIA 



