Licence: Public Domain Mark
Credit: William Jacob 's Gravesande. Line engraving, 1716. Wellcome Collection. Source: Wellcome Collection.
![no text alternative](https://iiif.wellcomecollection.org/image/V0002379/full/800%2C/0/default.jpg)
Licence: Public Domain Mark
Credit: William Jacob 's Gravesande. Line engraving, 1716. Wellcome Collection. Source: Wellcome Collection.