The anatomy of the arteries of the human body and its applications to pathology and operative surgery with a series of… https://www.rawpixel.com/image/13995374/image-paper-cartoon-handFree Image from public domain licenseBernardino Ramazzini. Photograph after a bas-relief by Ubaldo Magnavacca, 1932. https://www.rawpixel.com/image/13972036/bernardino-ramazzini-photograph-after-bas-relief-ubaldo-magnavacca-1932Free Image from public domain licenseHead of a Sleeping Disciple (St Peter?), from Christ in Gethsemane, from the Soest Altarpiece (c. 1475 - c. 1499) https://www.rawpixel.com/image/13747800/image-lion-face-christFree Image from public domain license