Ike. 



Journal of Heredity 



Vol. XIV, No. 3 May, 1923 



CONTENTS 



THE ALLEGHENY COLLEGE BIRTH RATE. .H. R. Hunt 51 



A TEXTBOOK OF GARDENING (A Review) 60 



AN EAR OF PREHISTORIC MAIZE THAT RESEMBLES 



THE FOSSIL FORM. ZEA ANTIGUA.. G. N. Collins 61 



EUGENICS AND MEDICINE (A Review) 64 



COLORS OF SHORT-HORN CATTLE. . .Russel W. Duck 65 



HUMAN CUCKOOS AND HEDGE SPARROWS 75 



BIOLOGY AND HEREDITY (A Review) 76 



EVOLUTION OF COMPOUND LEAVES IN WALNUTS 



AND HICKORIES O. F. Cook 77 



MEETING OF EUGENICS RESEARCH ASSOCIATION.. 8S 



TWIN AND TRIPLET PEACHES C. H. Connors 89 



WHEN TO MARRY 93 



LIVES OF FOSSIL ANIMALS ( A Review ) 93 



A REVIEW OF REVIEWS (A Review ) 93 



A FLORAL ABNORMALITY OF THE INDIAN WATER 



LILY P. M. Debbarman 96 



The JOURNAL OF HEREDITY is published monthly by the 



AMERICAN GENETIC ASSOCIATION 



At 1918-32 Harford Avenue, Baltimore, Md., and Washington, D. C. 



Address communications regarding editorial matters and the business management of the 

 Association to Box 354, Penna. Ave. Sta., Washington, D. C. 



Entered as second class matter February 24, 1923, at the post office at Balti- 

 more, Maryland. Acceptance for mailing at the special rate of postage 

 provided for in Section 1103, Act of October 3, 1917, authorized December 20, 

 1918. Contents copyrighted 1923 by the American Genetic Association. Re- 

 production of articles or parts of articles permitted only upon request, for a 

 proper purpose, and provided due credit is given to author and to the 

 JOURNAL OF HEREDITY, V/ashington, D. C. 



Date of Issue of this Number, May 31, 1923 



