SCIENCE 



New Series 



Vol. LIV, No. 1401 



Friday, November 4, 1921 



Single Copies, 15 Crs. 

 Annual Subboription, $6.00 



SAUNDERS^, BOOKS 



Garrison's History of Medicine >\ Nei'^SJ^^'^Iman 



^^ 



For this new edition Dr. Garrison has given his book exteh %^ vision. Much new material 

 has been added, including a number of biographic sketches, U a notes. Tlie book has been 

 reset. \^ ^ 



Octavo of 942 pages, illustrated. By Fielding H. Garrison, M.D., Lieut, -G *% '% al Corps, U. S. Army, Surgeon 

 General's OITice, Washington, D. C. S^ «i ■ Cloth, «q.oo net. 



O, ^ 



Smith's Bacterial Diseases of Plants !•"' 



This book is the result of thirty- five years of reading and diligent laboratory and field investiga- 

 tion. It is largely the product of a single laboratory, eight of the organisms here selected for 

 special study having been named by the author. 



By Erwin F. Smith, in charge of Laboratory of Plant Pathology, Bureau of Plant Industry, Washington, D. C. Octavo 

 of 688 pages, illustrated. Cloth, Jio.oo net. 



Boyd's Preventive Medicine 



Five groups of diseases are considered whose etiology warrants their classification as preventable. 

 These are diseases resulting from the invasion of micro-organisms; the result of fatty, deficient 

 diet; the result of unhygienic or insanitary conditions of employment; the result of the puerperal 

 state; and those transmitted from patient to ofl^spring. 



Octavo of 352 pages, with 135 illustrations. By Mark F. Bovd. M.D., M.S., C.P.H., Professor of Bacteriology and 

 Preventive Medicine, the Medical Department of the University ol Texas. Cloth, $4.00 net. 



Sisson's Anatomy of Domestic Animals 



The entire book is based on Dr. Sisson's personal work and is strikingly accurate. There are 725 

 illustrations, very many of them full-page cuts, and nearly 100 in colors. In practically every case 

 the parts are marked directly on the illustrations, or fully detailed in descriptive legends. 



By Septimus Sisson, S. B., V. S., Professor of Comparative Anatomy in Ohio State University. Octavo of 930 pages, with 

 725 illustrations, many in colors. Cloth S12.00 net. 



Sign and Mail this Order Form Today 



W. B. SAUNDERS COMPANY, 



West Washington Square Philadelphia 



Please send me the books marked (X), charging the amount to my account: 



GARRISON'S HISTORY OF MEDICINE S 00 net 



SMITH'S BACTERIAL DISEASES OF PLANTS 10 00 net 



BOYD'S PREVENTIVE MEDICINE 4 00 net 



SISSON'S ANATOMY OF DOMESTIC ANIMALS .... 12.00 net 



Name City . 



Street State 



