Mr. Lambkin ill with his feet in warm water being nursed by Mrs. Slops. Lithograph by G. Cruikshank. https://www.rawpixel.com/image/14007189/image-cartoon-face-personFree Image from public domain licenseU.S. Army Maj. Steven Kohne, a veterinary preventive medicine officer with the 440th Civil Affairs Battalion, performs an… https://www.rawpixel.com/image/8739434/photo-image-public-domain-mountain-personFree Image from public domain licenseOmroeper (1818 - 1833) by Mathias de Sallieth, Jacob Perkois and Johannes Huibert Prins https://www.rawpixel.com/image/13782252/image-paper-cartoon-faceFree Image from public domain licenseAanspreker (1803) by Ludwig Gottlieb Portman, Jacques Kuyper, Jan Willem Pieneman, Jacques Kuyper, Evert Maaskamp and… https://www.rawpixel.com/image/13747570/image-paper-cartoon-faceFree Image from public domain license