SCIENCE 



New Series 



Vt)i^. LIV, No. 1409 



Friday, December 30, 1921 



Single Copies, 15 Cts. 

 Annual Subsceiptiok, $6.00 



SAUNDERS' BOOKS 



Bandler's The Endocrines 



THREE PRINTINGS 

 IN THREE MONTHS 



This work is a complete record of today's endocrine knowledge. It gives first the theory, then 

 the effects of under- and over-functioning of the various ductless glands, the symptoms produced, 

 the diagnosis, and demonstrates the treatment with detailed case histories. 



Octavo of 486 pages. By S. Wyllis Handler, M.D., Professor of Diseases of Women, New York Post-Graduate 

 Medical School and Hospital. Cloth, $7.00 net 



Burton-Opitz's Physiology 



REPRINTED IN 

 SIX MONTHS 



This new work is arranged logically; it is brief and simple in style; there are many illustrations; 

 strong emphasis is given the physical aspects; and there are many brief clinical references. 

 Octavo of 1 1 58 pages, with S38 illustrations, many in colors. By Russell Burton-Opitz, M.D.. Associate Professor 

 of Physiology, Columbia University, New York City. Cloth, $8.00 net 



Burton-Opitz's Laboratory Physiology 



This is, in a sense, a companion volume to the author's "Te.xt-Book of Physiology," announced 



above. Laboratory experiments are detailed clearly. 



Octavo of 238 pages, illustrated. By Russell Burton-Opitz, M.D., Columbia University. Cloth, $4.00 net 



Drew's Invertebrate Zoology 



THIRD 

 EDITION 



Professor Drew's book gives you a working knowledge of comparative anatomy and an apprecia- 

 tion of the adaptation of animals to their environments. 



i2mo of 239 pages. By GlL^L^N A. Drew, Ph.D., Assistant Director of the Marine Biological Laboratory, Woods 

 Hole, Mass. Cloth, $2.25 net 



SEVENTH 

 EDITION 



Mallory and Wright's Pathologic Technic 



This work gives the technic of bacteriologic methods, bacteriology of various diseases, histologic 

 methods, the special methods used in clinical bacteriology and pathology, and the preparation 

 of bacterial vaccines. 



Octavo of 5SS pages, with iSo illustrations. By Frank Burr Mallory, M.D.. Pathologist to the Boston City 

 Hospital, and James Homer Wright. Pathologist to the Massachusetts General Hospital. Cloth. $4.73 net 



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 City 



Handler's The Endocrmes ------- Cloth, S7 



Burton-Opitz's Physiology ------- " S 



Burton-Opitz's Laboratory Physiology - - - " 4 



Drew's Invertebrate Zoology ------ " 2 



Mallory & Wright's Pathologic Technic - - - " 4 



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