Our digestion, or, My jolly friend's secret / by Dio Lewis.

Licence: Public Domain Mark

Credit: Our digestion, or, My jolly friend's secret / by Dio Lewis. 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.