Sixteen French doctors with attributes of their specialties. Colour lithograph by A. Barrère, ca. 1906. https://www.rawpixel.com/image/13960983/image-cartoon-person-artFree Image from public domain licenseFifteen French doctors wearing aprons and holding various instruments. Colour lithograph by A. Barrère, ca. 1903. https://www.rawpixel.com/image/13959298/image-cartoon-people-bookFree Image from public domain licenseFrederick the Great : the English giant : born at Bayswater, age 19 : Height nearly 8 ft. and still growing. Weight over 22… https://www.rawpixel.com/image/13981029/image-dog-hands-personFree Image from public domain licenseProfessors at Leipzig University, seen at clinical work, research and teaching: six portraits. Process print, 1908. https://www.rawpixel.com/image/14003210/image-face-person-bookFree Image from public domain license