Mustapha Kahn, from Portraits of the Emperors of Turkey by John Young https://www.rawpixel.com/image/8988358/mustapha-kahn-from-portraits-the-emperors-turkey-john-youngFree Image from public domain licenseThe Prayer, plate 6 from Paul et Virginie by Charles Melchior Descourtis https://www.rawpixel.com/image/8987190/the-prayer-plate-from-paul-virginie-charles-melchior-descourtisFree Image from public domain licenseAgathocles Orders His Wife and Children to Flee to Egypt by Boucicaut Master https://www.rawpixel.com/image/14260098/agathocles-orders-his-wife-and-children-flee-egypt-boucicaut-masterFree Image from public domain licenseA surgeon at Whitworth in County Durham letting blood from Thomas Thurlow, Bishop of Durham, but leaving his patient in… https://www.rawpixel.com/image/13980601/image-horse-cartoon-faceFree Image from public domain licenseThe tax on medicine represented as a tax on illness and, ultimately, even on the 'abnormality' of healthiness: ten… https://www.rawpixel.com/image/14020940/image-cartoon-face-personFree Image from public domain license