Pedigrees of Negro families / by R. Ruggles Gates.

  • Gates, R. Ruggles (Reginald Ruggles), 1882-1962.
Date:
1949

Licence: Attribution-NonCommercial 4.0 International (CC BY-NC 4.0)

Credit: Pedigrees of Negro families / by R. Ruggles Gates. Source: Wellcome Collection.

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