The first three years of childhood / by Bernard Perez ; ed. and tr. by Alice M. Christie ; with an introduction by James Sully.

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The first three years of childhood / by Bernard Perez ; ed. and tr. by Alice M. Christie ; with an introduction by James Sully. Public Domain Mark. Source: Wellcome Collection.

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This material has been provided by the Francis A. Countway Library of Medicine, through the Medical Heritage Library. The original may be consulted at the Francis A. Countway Library of Medicine, Harvard Medical School.