The 



Journal of Heredity 



(Formerly the American Breeders' Magazine) 

 Vol. XII, No. 7 August-September, 1921 



CONTENTS 



PRODUCTIVE AND UNPRODUCTIVE TYPES OF TREES, 



Karl Sax and John W. Gowen 291 



MANUAL OF PSYCHIATRY (Review) 300 



WHAT IS THERE IN PHYSIOGNOMY? Frederick Adams Woods 301 



THE EUGENIC PROSPECT (Review) 318 



IMMIGRATION AND THE THREE PER CENT RESTRICTIVE LAW 



Robert De C. Ward 319 



GROWTH OF CALVES J. J. Hooper 327 



THE "PEACH-ALMOND" HYBRID Leonard Coates 328 



THE NATIVE HOME OF THE CHERIMOYA Wilson Popenoe 331 



TUBERCULOSIS AND HOW TO COMBAT IT (Review) 336 



CHILDREN BY CHANCE OR BY CHOICE (Review) 336 



The Journal of Heredity is published monthly by the 



AMERICAN GENETIC ASSOCIATION 



Publication office, 450 Ahnaip Street, Menasha, Wis. 



Editorial and general offices, Washington, D. C. 



The Journal of Heredity is published by the American Genetic Associa- 

 tion for the benefit of its members. Canadian members who desire to receive 

 it should send 25 cents a year, in addition to their regular membership dues of $3.00, 

 because of additional postage on the magazine; foreign members pay 50 cents extra 

 for the same reason. Subscription price to non-members, $3.00 a year, foreign post- 

 age extra; price of single copies, 35 cents. 



Entered as second-class matter May 13, 1921, at the postoffice at Menasha, 

 Wisconsin. Acceptance for mailing at the special rate of postage provided for in 

 Section 1103, Act of October 3, 1917, authorized Dec. 20, 1918. Contents copy- 

 righted 1921 by the American Genetic Association. Reproduction 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 (Organ of the American 

 Genetic Association. Washington, D. C), Menasha, Wisconsin. Address all com- 

 munications to the Association's office at Washington, D. C. 



Date of issue of this number, February 20, 1922. 



