The Journal of 



HEREDITY 



^ montkltj puUicatioyi devoted tof/ad^reedim 

 Animal 3reedim and Emenics 



MAY, 1919 

 Vol. X, No. 5 



FERTILE WHEAT-RYE HYBRIDS 

 POPULATION SCHEDULE CENSUS OF 1920 

 PORTRAITS OF EARLY AMERICANS 

 WAR AND GENETIC VALUES 

 THE FOUNDERS OF THE ART OF BREEDING— III 



ORGAN OF THE 



AMERICANGENETIC-ASSOCIATION 



WASHINGTON • D.G. 



JrintedforGirculatiow amovig'JKembers only 



Aoceptance for nnailing at the special rate of Postage provided for in section 1103, Act of October 3, 1917 



authorized December 20, 1918. 



