The Head Salesman at Jourdan and Brown by Henri de Toulouse-Lautrec https://www.rawpixel.com/image/9049593/the-head-salesman-jourdan-and-brown-henri-toulouse-lautrecFree Image from public domain licenseMalaria parasites seen through a microscope. Colour lithograph after R. Fielding-Ould, ca. 1905. https://www.rawpixel.com/image/13979333/image-background-paper-patternFree Image from public domain licenseHand drawn aerial machine vintage illustration on torn paper https://www.rawpixel.com/image/6745156/image-vintage-art-balloonView licenseThe Displeasure of a Sculpture Placed in the Middle of an Exhibition of Paintings, plate 5 from Salon De 1857 by Honoré… https://www.rawpixel.com/image/8994411/image-paper-person-bookFree Image from public domain licenseVintage hummingbird paper cut isolated design https://www.rawpixel.com/image/9272394/vintage-hummingbird-paper-cut-isolated-designView licenseBrandès and Leloir, in Les Cabotins by Henri de Toulouse-Lautrec https://www.rawpixel.com/image/8981692/brandes-and-leloir-les-cabotins-henri-toulouse-lautrecFree Image from public domain licenseA Long Chrysalis, the Color of Blood, plate 2 of 6 by Odilon Redon https://www.rawpixel.com/image/8978304/long-chrysalis-the-color-blood-plate-odilon-redonFree Image from public domain licenseDissections of the upper jaw and the sinuses : three figures. Colour lithograph by G.H. Ford, 1865. https://www.rawpixel.com/image/13997636/image-paper-person-artFree Image from public domain license