https://creativecommons.org/publicdomain/zero/1.0/https://www.rawpixel.com/image/13959448
Illustrations of cutaneous disease : a series of delineations of the affections of the skin in their more interesting and frequent forms; with a practical summary of their symptoms, diagnosis, and treatment, including appropriate formulae / by Robert Willis ; the drawings after nature, and lithographed by Arch. Henning.
Original public domain image from Wellcome Collection
Public DomainFree CC0 image for Personal and Business use