Shennong, Emperor of China.
Licence: Public Domain Mark
Credit: Shennong, Emperor of China. Wellcome Collection. Source: Wellcome Collection.
![no text alternative](https://iiif.wellcomecollection.org/image/L0002688/full/800%2C/0/default.jpg)
Licence: Public Domain Mark
Credit: Shennong, Emperor of China. Wellcome Collection. Source: Wellcome Collection.