Women gathering leaves of the coca plant (Erythroxylum coca) in Bolivia. Wood engraving, c. 1867. https://www.rawpixel.com/image/14014368/image-plant-person-artFree Image from public domain licenseAnatomy, physiology and hygiene (1890), vintage ear illustration. Original public domain image from Wikimedia Commons. … https://www.rawpixel.com/image/11065724/image-face-paper-artFree Image from public domain licensePNG rural barn landscape border, transparent background https://www.rawpixel.com/image/8917024/png-sticker-borderView licenseMan enjoying the view of Los Angeles city from the Griffith Observatory, USA https://www.rawpixel.com/image/1198590/man-using-telescopeView licenseWoman capturing the Los Angeles view with her phone at the Griffith Observatory, USA https://www.rawpixel.com/image/1198687/woman-capturing-sceneryView licenseA doctor changing into hunting clothes in his carriage, on his way to a hunt meeting. Watercolour painting by J. Leech. https://www.rawpixel.com/image/13957441/image-horse-cartoon-personFree Image from public domain licenseDental extraction involving drilling and electrically-detonated explosives: eight vignettes. Pen drawing by R. Bull. https://www.rawpixel.com/image/13990039/image-paper-cartoon-faceFree Image from public domain licensePhrenological properties of drawing: colour, form, space, order. Etching by G. Cruikshank, 1826. https://www.rawpixel.com/image/13969309/image-cartoon-person-spaceFree Image from public domain licenseConversion. Copper and brass processing. Coils of copper water tube. Large quantities of copper tube are needed by our Army… https://www.rawpixel.com/image/12107326/image-background-art-patternFree Image from public domain licenseSalvage. Scrap for steel mills. 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AI generated Image by rawpixel. https://www.rawpixel.com/image/13015625/starry-night-picture-art-mosaic-representation-generated-image-rawpixelView licenseOne of the Many Species of Coral at John Pennekamp Coral Reef State Park, a Few Miles Off Key Largo . Photographer: Schulke… https://www.rawpixel.com/image/8802588/photo-image-plant-tree-fishFree Image from public domain licenseWindow architecture building wall. AI generated Image by rawpixel. https://www.rawpixel.com/image/12823567/window-architecture-building-wall-generated-image-rawpixelView licenseEugene Durnin. Picture Taken when He Was Recovering from injuries in Civil War. by Jeremiah Gurney and Son https://www.rawpixel.com/image/14307508/image-face-person-artFree Image from public domain licenseA man squirting a clyster in to somebody's mouth in order to cure his toothache, at a dinner table. Coloured etching. https://www.rawpixel.com/image/13963820/image-cartoon-face-personFree Image from public domain licenseA physician examines a patient's stools; he is very pleased; the sarcastic maid asks him if he would like a fork. Coloured… https://www.rawpixel.com/image/13963156/image-cartoon-face-personFree Image from public domain licenseA woman abalone diver wrestling with an octopus. Colour woodcut by Yoshitoshi, 1870s. https://www.rawpixel.com/image/13963588/image-dragon-cartoon-personFree Image from public domain licenseTwo men share a joke about leeches in front of a pharmacy window. Coloured pen and ink drawing by Blondeau. https://www.rawpixel.com/image/13970549/image-cartoon-person-bookFree Image from public domain licenseScenes nine and ten from the favourite kabuki play, 'The treasury of loyal retainers'. Colour woodcut by Yoshitoshi, 1880s. https://www.rawpixel.com/image/13969732/image-paper-cartoon-faceFree Image from public domain licenseFencer (1906) photographed by Georges Demeny. Original public domain image from The MET Museum. Digitally enhanced by… https://www.rawpixel.com/image/9758980/photo-image-people-art-vintageFree Image from public domain licenseSaint Luke, painting a picture of the Virgin, watched by the painter Raphael. Engraving by Cornelis Bloemaert. https://www.rawpixel.com/image/14013037/image-face-person-artFree Image from public domain licenseA potato shaking hands with Edward Jenner, claiming him as a fellow vaccinator. Watercolour by John Leech. https://www.rawpixel.com/image/13970301/image-cartoon-face-handsFree Image from public domain licenseKirkjufell Northern lights, Iceland https://www.rawpixel.com/image/2041543/aurora-borealis-over-icelandView licenseLandscape mountain outdoors nature. https://www.rawpixel.com/image/13837421/landscape-mountain-outdoors-natureView licenseKirkjufell Northern lights, Iceland https://www.rawpixel.com/image/2044291/aurora-borealis-over-icelandView licenseOutdoors nature winter night. https://www.rawpixel.com/image/13837471/outdoors-nature-winter-nightView licenseKirkjufell Northern lights, Iceland https://www.rawpixel.com/image/2044232/aurora-borealis-over-icelandView licenseThe waterfall at MacArthur-Burney Falls Memorial State Park. Original image from Carol M. 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