Licence: Public Domain Mark
Credit: New York Hospital, New York City. Coloured wood engraving. Wellcome Collection. Source: Wellcome Collection.
![no text alternative](https://iiif.wellcomecollection.org/image/V0014017EL/full/800%2C/0/default.jpg)
Licence: Public Domain Mark
Credit: New York Hospital, New York City. Coloured wood engraving. Wellcome Collection. Source: Wellcome Collection.