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Credit
Diätetik für gesunde und schwache Augen : oder Was hat man zu thun, um sein Gesicht bis in's hohe Alter möglichst zu erhalten ; ein Handbuch für Aerzt und gebildete Nichtärzte. Public Domain Mark. Source: Wellcome Collection.
Provider
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.