Licence: Public Domain Mark
Credit: Academy of Natural Sciences, Philadelphia: hall. Line engraving. Wellcome Collection. Source: Wellcome Collection.
![no text alternative](https://iiif.wellcomecollection.org/image/V0014369FA/full/800%2C/0/default.jpg)
Licence: Public Domain Mark
Credit: Academy of Natural Sciences, Philadelphia: hall. Line engraving. Wellcome Collection. Source: Wellcome Collection.