Surgeons and physicians of Guy's Hospital, Southwark, London, with views of the building. Colour lithograph by M. & N.… https://www.rawpixel.com/image/13964934/image-cartoon-face-personFree Image from public domain licenseMaria met Christus en heiligen (1816 - 1886) by Charles Onghena and Jean Baptiste Louis Maes Canini https://www.rawpixel.com/image/13784997/image-paper-cartoon-faceFree Image from public domain licensePope Pius IX and members of the Papal court. Photograph, 1868. https://www.rawpixel.com/image/13984967/pope-pius-and-members-the-papal-court-photograph-1868Free Image from public domain license