Pan 3, no. 1-2 (1897) by Wilhelm Leibl, Ludwig von Hofmann, Max Liebermann, Jan Veth, Felix Hollenberg and Walter Leistikow https://www.rawpixel.com/image/12038151/image-plant-art-cartoonFree Image from public domain licenseMembers of the committee set up to establish the Imperial Yeomanry Hospital in South Africa. Process print after J. Duncan… https://www.rawpixel.com/image/13988690/image-person-art-hospitalsFree Image from public domain licenseBritish Association for the Advancement of Science: speakers at its meeting in Cambridge in 1904. Drawing by A.S. Boyd, 1904. https://www.rawpixel.com/image/14004778/image-paper-cartoon-faceFree Image from public domain license