THE UNIVERSITY OF CACACe 
Studies in General Physiology 
By JACQUES LOEB 
Professor of Physiology in the University of California , 
Ly these two volumes Professor Loeb has collected the results of his exper 
ments with physical life-phenomena and_ has presented them in loga 
sequence. Great interest also attaches to the books because they recount i 
preliminary steps which have led to the wonderful results lately attained § 
Professor Loeb in his attempts to fertilize ove in an artificial way (parthear 
genesis). The volumes contain numerous diagrams and other illustratioe 
In two volumes, royal 8vo, silk; net $7.50, postpaid $7.91 | 
Light Waves and Their Uses 
By ALBERT A. MICHELSON 
Professor and Head of the Department of Physics in the University of Chicago | 
HESE lectures, delivered at the Lowell Institute, proved so popular a 
interesting that there was a wide-spread demand for them in book ye; 
This volume will be found of great practical value, not only by all nye 
optics and general physics, but also by those who have to solve engineer ; 
mechanical problems that call for extreme accuracy. Numerous practical 
cations of recent theories, together with accurate illustrations and ane 
apparatus, add materially to the value of the book. There are 108 cu 
three colored lithograph plates. 
176 pp., 8vo, cloth; net $2.00, postpaid $2.13 
Physical Chemistry in the Serv* 
of the Sciences 
By JACOBUS H. VAN’T HOFF : os i Dee 
Member of the Prussian Academy of Sciences, Professor Honorarius Hoff a 
t : 
HE course of lectures delivered by Professor Jacobus Be baie Al 
University of Chicago has been carefully edited by Prote me under 
Smith, and is now available in book form. The lectures are a emistry 
following heads: Introductory, Physical Chemistry and Pure ad Phys oft 
cal Chemistry and Industrial Chemistry, Physical Chemistry 4 
Physical Chemistry and Geology. 
rity of BO 
