Elks, Martin A Visual indictment: a contextual analysis of the Kallikak Family photographs. [electronic resource] - Mental retardation Aug 2005 - 268-80 p. digital Publication Type: Historical Article; Journal Article ISSN: 0047-6765 Standard No.: 10.1352/0047-6765(2005)43[268:VIACAO]2.0.CO;2 doi Subjects--Topical Terms: History, 20th CenturyHumansInstitutionalization--historyIntellectual Disability--geneticsPedigreePhotographyPrejudicePsychology--historyReligionReproducibility of ResultsTextbooks as TopicTruth Disclosure