Class II, Order VI, Natatores. Family Anatidae. The Whistler... by Eugene S M Haines https://www.rawpixel.com/image/14256893/photo-image-cartoon-art-postage-stampFree Image from public domain licenseFotoreproductie van ontwerptekening met boerinnen en koeien voor glas-in-loodraam door Richard Roland Holst (1909 - 1914) by… https://www.rawpixel.com/image/13754938/photo-image-cartoon-cow-frameFree Image from public domain license