Mental tests and heredity : including a survey of nonverbal tests / by Barbara Schieffelin and Gladys C. Schwesinger.

  • Schieffelin, Barbara
Date:
1930

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

Credit: Mental tests and heredity : including a survey of nonverbal tests / by Barbara Schieffelin and Gladys C. Schwesinger. Source: Wellcome Collection.

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