THE 



INTERNAL SECRETIONS 

 OF THE OVARY 



BY 



A. S. PARKES 



M.A. (Caxtab.)» Ph.D. (Manch.), D.Sc. (London) 



BEIT MEMORIAL RESEARCH FELLOW 



DEPARTMENT OF PHYSIOLOGY AND BIOCHEMISTRY 



UNIVERSITY COLLEGE, LONDON 



WITH ILL USTRA TIONS 



LONGMANS, GREEN AND CO. 

 LONDON I NEW YORK I TORONTO 



1929 



