HEREDITY OF SKIN COLOR IN 

 NEGRO-WHITE CROSSES 



BY 



CHARLES B. DAVENPORT 



Director, Department of Experimental Evolution at Cold Spring Harbor 



WITH APPENDIX, BEING ABRIDGEMENT OF FIELD-NOTES, CHIEFLY OF 

 FLORENCE H. DANIELSON, FIELD WORKER, EUGENICS RECORD OFFICE 



WASHINGTON, D. C. 



PUBLISHED BY THE CARNEGIE INSTITUTION OF WASHINGTON 

 1913 



