PLATES XI 



Plate No. 



15. Migration of Negroes. 1910-1920. Exhibited by Professor S. J. Holmes, 



Berkeley, California 



16. Types of Body Build. Exhibited by Dr. Charles B. Davenport, Carnegie 



Institution of Washington, Cold Spring Harbor, N. Y. 



17. Three Charts on Nature and Nurture. Exhibited by Kaiser Wilhelm 



Institut of Anthropology, Berlin-Dahlem, Germany 



18. Mental Disorders in Twins. Exhibited by Dr. Aaron J. Rosanoff, Los 



Angeles, California 



19. Construction of Manuaries and Models of Manuaries. Exhibited by Dr. 



Heinrich Poll, Anatomisches Institut, Hamburg, Germany 



20. A Proposed Census Card for Unifying the Population Census, a Population 



Registry and Vital Statistics Registration. Exhibited by Dr. Harry 

 H. Laughlin, Eugenics Record Office, Cold Spring Harbor, N. Y. 



21. Race Descent: American Statesmen. Exhibited by Dr. Harry H. Laugh- 



lin, Eugenics Record Office, Cold Spring Harbor, N. Y. 



22. Race Descent, (a) Inventiveness by Racial Stock in the United States. 



Exhibited by Dr. Harry H. Laughlin, Eugenics Record Office, Cold 

 Spring Harbor, N. Y. 

 (b) Race Descent of Population in the United States. Exhibited by 

 Capt. John B. Trevor, New York, N. Y. 



23. Historical and Legal Development of Eugenical Sterilization. Exhibited 



by Dr. Harry H. Laughlin, Eugenics Record Office, Cold Spring 

 Harbor, N. Y. 



24. Differential Fecundity, (a) Population Turnover in Hawaii 1823-1930. 



Exhibited by Dr. Louis R. Sullivan (deceased), American Museum of 

 Natural History, New York City, and Dr. Harry H. Laughlin, 

 Eugenics Record Office, Cold Spring Harbor, N. Y. 

 (b) Outcome of Differential Fecundity. Exhibited by Dr. Harry H. 

 Laughlin, Eugenics Record Office, Cold Spring Harbor, N. Y. 



25. Fertility and Population Studies. Exhibited by Kaiser Wilhelm Institut 



for Anthropology, Berlin-Dahlem, Germany 



26. Mechanism of Mendelian Heredity. Exhibited by Dr. Harry H. Laugh- 



lin, Eugenics Record Office, Cold Spring Harbor, N. Y. 



27. Expectation of Mental Disease, Rates of Incidence. Expectation of Life 



of Insane and Death Rates of Insane. Exhibited by N. Y. State 

 Department of Mental Hygiene, Dr. Horatio M. Pollock, Director, 

 Albany, N. Y. 



28. Specialized Tests for Sense of Elegance. Exhibited by Dr. Harry H. 



Laughlin, Eugenics Record Office, Cold Spring Harbor, N. Y. 



III. Panoramic View of the Third International Congress of Eugenics, American 

 Museum of Natural History, New York, August 22, 1932 opposite page 510 



