The royal road to health, or, The secret of health without medicine / by Chas. A. Tyrrell.

Licence: Public Domain Mark

Credit: The royal road to health, or, The secret of health without medicine / by Chas. A. Tyrrell. 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.)