Race Mixing and Marriage Laws
141 objects illustrate this topic:

 Page: of 15 
"Outcome of differential fecundity" (#944)
Pedigree of race mixing from Monacque, Jamaica (#985)
"Per cent of increase in total population and in the white and negro population," of insane in hospitals (#572)
Photos from "Race crossing in man," by C. Davenport, multiple pages (#454)
Photos of albino Indians of Panama, submitted by R.O. Marsh to the Eugenics Record Office, multiple pages (#738)
"Plecker Aroused by Blow Aimed at Racial Law," NAACP criticism of W. Plecker's "propaganda" pamphlets, Richmond Times Dispatch (3/31/1925) (#1323)
"Present distribution of European races" (#917)
P.T. Walden, president of the Civic Protective Association, letter to C. Davenport about race mixing, multiple pages (#467)
"Race characters do not die out, examples of inherited characteristics" (#473)
"Race crossing in man," by C. Davenport, multiple pages (#447)
"Race descent: American statesmen," 3rd International Eugenics Conference (#1070)