Bae UNIVERSITY. OF: CHICAGO PRESS 
NOTEWORTHY LABORATORY MANUALS 
A Laboratory Manual of Physiological Chemistry 
By RALPH W. WEBSTER, of the Department of Physiological Chemistry, and 
WALDEMAR KOCH, of the Department of Pharmacology, of the Uni- 
versity of Chicago 
116 pages, interleaved, 8vo, cloth; net $1.50, postpaid $1.62 {[London: Wesley] 
fl Ra manual is intended primarily for the use of students in the laboratory, but con- 
tains also much valuable information for those wishing to gain a sound general 
knowledge of physiological processes. 
“A valuable laboratory course.””—The Outlook. “The experiments .... are clear and trust- 
worthy in detail.””—The Lancet (London). 
Neurological Technique 
By IRVING HARDESTY, Instructor in Anatomy in the University of Cali- 
fornia; formerly Assistant in Neurology in the University of Chicago 
196 pages, 8vo, cloth; net $1.75, postpaid $1.87 {[London: Wesley ] 
PS TENDED to serve as an introduction and laboratory guide to the study of the architec- — 
ture of the nervous system, containing a succinct account of methods which have stood 
the test of practical application. 
“The instructions are thoroughly practical.”’— “The descriptions are clear.” — Philadelphia 
British Medical Journal. Medical Journal. 
“We know of no similar book which will be as “The book bears the indorsement of Henry 
valuable to the stud f logical techni __ Donaldson, which is sufficient guarantee for its wide- 
American Journal of I nsanity. . : spread acceptance.” —Northwestern Lancet. 
Laboratory Outlines for the Study of the Embryology of the Chick 
and the Pig 
By FRANK R. LILLIE, Associate Professor of Embryology in the University 
of Chicago 
60 pages, 12mo, paper; net 25 cents, postpaid 27 cents 
Wit be found a valuable contribution toward the establishment of a standard of 
embryological work for students generally, and for others desiring a convenient 
guide to the order of study of this subject. 
BOOKS OF ALLIED CHARACTER 
Quantitative Classification of Igneous Rocks: Based on Chemical and 
Mineral Characters, with a Systematic Nomenclature 
By WHITMAN CROSS, JOSEPH P. IDDINGS, LOUIS V. PIRSSON, and 
HENRY S. WASHINGTON 
286 pages, 8vo, cloth; net $1.75, postpaid $z.91 (Loudon: Wesley] 
a entirely new system for the classification and nomenclature of igneous HES 
according to chemico-mineralogical principles, accompanied by a complete original 
homenclature adapted to the system. Of value to all geologists and petrologists. 
The Réle of Diffusion and Osmotic Pressure in Plants 
By BURTON EDWARD LIVINGSTON 
160 pages, 8vo, cloth; net $1.50, postpaid $1.62 ; 
[HE important part played by the phenomena connected with diffusion and osmotic 
Pressure in the life-process has here for the first time found full and adequate treat- 
Ment 
