Licence: Public Domain Mark
Credit: An elaborate metal mortar, German, 1545. Etching by W.W. McCarty. Wellcome Collection. Source: Wellcome Collection.
![no text alternative](https://iiif.wellcomecollection.org/image/L0006855/full/800%2C/0/default.jpg)
Licence: Public Domain Mark
Credit: An elaborate metal mortar, German, 1545. Etching by W.W. McCarty. Wellcome Collection. Source: Wellcome Collection.