La Culture Physique, 1904, Max Unger.
Licence: Public Domain Mark
Credit: La Culture Physique, 1904, Max Unger. Wellcome Collection. Source: Wellcome Collection.
![no text alternative](https://iiif.wellcomecollection.org/image/L0024071/full/800%2C/0/default.jpg)
Licence: Public Domain Mark
Credit: La Culture Physique, 1904, Max Unger. Wellcome Collection. Source: Wellcome Collection.