Mental hygiene, or, An examination of the intellect and passions : designed to illustrate their influence on health and the duration of life / by William Sweetser.

Licence: Public Domain Mark

Credit: Mental hygiene, or, An examination of the intellect and passions : designed to illustrate their influence on health and the duration of life / by William Sweetser. Source: Wellcome Collection.

Provider: This material has been provided by the National Library of Medicine (U.S.), through the Medical Heritage Library. The original may be consulted at the National Library of Medicine (U.S.)