Twins : a study of heredity and environment / by Horatio H. Newman, Frank N. Freeman, Karl J. Holzinger.

  • Newman, Horatio Hackett, 1875-1957.
Date:
[1937]

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

Credit: Twins : a study of heredity and environment / by Horatio H. Newman, Frank N. Freeman, Karl J. Holzinger. Source: Wellcome Collection.

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