Licence: Public Domain Mark
Credit: Tiberius Cavallo. Stipple engraving by T. Trotter. Wellcome Collection. Source: Wellcome Collection.
![no text alternative](https://iiif.wellcomecollection.org/image/V0001037EL/full/800%2C/0/default.jpg)
Licence: Public Domain Mark
Credit: Tiberius Cavallo. Stipple engraving by T. Trotter. Wellcome Collection. Source: Wellcome Collection.