A human skeleton, seen from the back, resting the bones of its right forearm on a spade handle, after Vesalius. Etching by I. Basire, 1743.

Licence: Public Domain Mark

Credit: A human skeleton, seen from the back, resting the bones of its right forearm on a spade handle, after Vesalius. Etching by I. Basire, 1743. Wellcome Collection. Source: Wellcome Collection.