Licence: Public Domain Mark
Credit: Le Chevalier Michel Descazeaux du Halley, an eccentric. Drawing. Wellcome Collection. Source: Wellcome Collection.
![no text alternative](https://iiif.wellcomecollection.org/image/V0007054EL/full/800%2C/0/default.jpg)
Licence: Public Domain Mark
Credit: Le Chevalier Michel Descazeaux du Halley, an eccentric. Drawing. Wellcome Collection. Source: Wellcome Collection.