Hereditary Disorders
146 objects illustrate this topic:

 Page: of 15 
"Heredity of albinism, by C.B. Davenport", multiple pages (#867)
Heredity of harelip and cleft palate (#566)
"Heredity of the eye," 3rd International Eugenics Conference (#1075)
H. Laughlin letter to C. Metz, about albinism (#880)
H. Laughlin letter to Walsh, about albinism (#881)
Huntington's chorea pedigree (#1008)
Eugenics: The Science of Human Improvement by Better Breeding, by Charles B. Davenport, multiple pages (#1702)
"Indiana Society for Mental Hygiene Bulletin No. 7" (July 1920), statistics on mental illness and feeblemindedness in institutions around the U.S., multiple pages (#1420)
"Inheritance of specific iso-agglutinins in the human blood" (#561)
The Swedish Nation, pedigree of epilepsy in Swedish farmer lineage (#1633)
Karl Pearson cover letter for study on "Hereditary Transmission of Disease and Temperment" (version 2), multiple pages (#1927)