Natal, South Africa: four African policemen in uniform. 1896. https://www.rawpixel.com/image/13992714/natal-south-africa-four-african-policemen-uniform-1896Free Image from public domain licenseSir William Ramsay. Coloured photogravure by Sir L. Ward [Spy], 1908. https://www.rawpixel.com/image/13951317/sir-william-ramsay-coloured-photogravure-sir-ward-spy-1908Free Image from public domain licenseThe Munsong cinchona plantation, Kalimpong, Bengal, India: scraping cinchona bark (used to produce the anti-malarial drug… https://www.rawpixel.com/image/13987224/photo-image-jungle-plant-personFree Image from public domain licenseScreaming Hairy Armadillo (2015) by Clyde Nishimura, FONZ Photo Club. Original from Smithsonian's National Zoo. Digitally… https://www.rawpixel.com/image/3060044/free-photo-image-armadillo-amazing-animalFree Image from public domain licenseDietrich Wilhelm Heinrich Busch. Lithograph by F. Jentzen after F. Krüger. https://www.rawpixel.com/image/13971737/dietrich-wilhelm-heinrich-busch-lithograph-jentzen-after-krugerFree Image from public domain licenseSir John Herschel: wearing a cap and cape. Photograph by Julia Margaret Cameron, 1867. https://www.rawpixel.com/image/13967814/photo-image-face-person-artFree Image from public domain licenseA fisherman is standing on a rock with his nets and baskets strapped to his back. Mezzotint by J. Jones after G. Carter. https://www.rawpixel.com/image/13967372/image-face-person-artFree Image from public domain licenseEmile Duclaux. Photograph by Kaufmann-Fabry, 1933, after a painting. https://www.rawpixel.com/image/14020490/emile-duclaux-photograph-kaufmann-fabry-1933-after-paintingFree Image from public domain licenseMud GeyserMud Geyser was another popular attraction for early tourists visiting Yellowstone. An eruption of Mud Geyser would… https://www.rawpixel.com/image/4038682/photo-image-cloud-tree-plantFree Image from public domain licenseFree dexter cattle behind barb wire fence image, public domain animal CC0 photo. https://www.rawpixel.com/image/5909993/image-background-public-domain-greenFree Image from public domain licenseWomen artisans weaving traditional baskets, Nkuringo, Uganda. September 2017. https://www.rawpixel.com/image/6198632/photo-image-public-domain-black-personFree Image from public domain licenseLouis Laurent Gabriel de Mortillet. Photograph by Veber, 1872. https://www.rawpixel.com/image/14011702/louis-laurent-gabriel-mortillet-photograph-veber-1872Free Image from public domain licenseTwo sisters in Georgia lament as their mother sells them to a bearded man wearing a turban, who is counting out money.… https://www.rawpixel.com/image/13989305/image-cartoon-face-personFree Image from public domain licenseFree playing guitar image, public domain musical instrument CC0 photo. https://www.rawpixel.com/image/5907215/photo-image-public-domain-shadow-woodenFree Image from public domain licenseKristine Andersdatter Gunnar by Prince Roland Napoleon Bonaparte and G Roche https://www.rawpixel.com/image/14310320/kristine-andersdatter-gunnar-prince-roland-napoleon-bonaparte-and-rocheFree Image from public domain licenseFree green botanical landscape image, public domain landscape CC0 photo. https://www.rawpixel.com/image/5902957/photo-image-light-public-domain-treesFree Image from public domain licenseFig. 8 by Guillaume Benjamin Duchenne and Adrien Alban Tournachon https://www.rawpixel.com/image/14317679/fig-guillaume-benjamin-duchenne-and-adrien-alban-tournachonFree Image from public domain licenseCharles Macintosh. Mezzotint by E. Burton after J. G. Gilbert. https://www.rawpixel.com/image/14015421/charles-macintosh-mezzotint-burton-after-gilbertFree Image from public domain licenseA young woman with folded hands giving thanks to heaven, an older woman points to a crowd carrying a young man wrapped in a… https://www.rawpixel.com/image/14004480/image-cartoon-face-handsFree Image from public domain licenseDaniel Lambert, weighing almost forty stone. Oil painting. https://www.rawpixel.com/image/14005692/daniel-lambert-weighing-almost-forty-stone-oil-paintingFree Image from public domain licensePresident Barack Obama meets with bicameral congressional leaders and the chairs and ranking members of congressional… https://www.rawpixel.com/image/4050203/photo-image-flower-plant-peopleFree Image from public domain licensePortrait of Leon Noel by Adolphe Jean François Marin Dallemagne https://www.rawpixel.com/image/14274036/portrait-leon-noel-adolphe-jean-francois-marin-dallemagneFree Image from public domain licenseSir Thomas Richard Fraser. Photograph by A. Swan Watson, 1936. https://www.rawpixel.com/image/14001521/sir-thomas-richard-fraser-photograph-swan-watson-1936Free Image from public domain licenseGeorges Gilles de la Tourette. Reproduction of drawing by J. Veber. https://www.rawpixel.com/image/14000119/georges-gilles-tourette-reproduction-drawing-veberFree Image from public domain licenseOCHS PioFest 2022Photography by Grant PauliMay 13, 2022 OCHS PioFest 2022 on OCHS website OCHS website Be sure and checkout… https://www.rawpixel.com/image/11193182/photo-image-face-people-laptopFree Image from public domain licenseAn old man with a wooden leg, probably a former soldier, marches with a shouldered broomstick to the drum beaten by a child… https://www.rawpixel.com/image/13978653/image-cartoon-face-peopleFree Image from public domain licenseHeads. Representing the various passions of the soul; as they are expressed in the human countenance / [Charles Le Brun]. https://www.rawpixel.com/image/13999941/image-paper-cartoon-faceFree Image from public domain licenseAn Indian gypsy carrying an ektar (a one-stringed lute). Gouache painting by an Indian artist. https://www.rawpixel.com/image/13953324/image-cartoon-face-personFree Image from public domain licenseChrist wearing the crown of thorns is presented by Pilate to the Jews. Engraving by G.T. Doo, 1850, after A. Allegri, il… https://www.rawpixel.com/image/13979706/image-face-frame-jesus-christFree Image from public domain licenseHead of a young man which, according to Lavater, expresses superior qualities. Drawing, c. 1794. https://www.rawpixel.com/image/14008317/image-paper-cartoon-faceFree Image from public domain licenseJno. Gibson by London Stereoscopic and Photographic Company https://www.rawpixel.com/image/14307342/jno-gibson-london-stereoscopic-and-photographic-companyFree Image from public domain licenseThe face of an angry man. Drawing, 18th century , after C. Le Brun. https://www.rawpixel.com/image/14017879/the-face-angry-man-drawing-18th-century-after-brunFree Image from public domain licenseMan making wood furniture, Puerto Princesa, Palawan, Philippines, July 2017. https://www.rawpixel.com/image/6198505/photo-image-public-domain-wood-personFree Image from public domain licenseEin Lebensbild geschrieben von ihm selbst / ergänzt von E. Landoldt. https://www.rawpixel.com/image/14012194/ein-lebensbild-geschrieben-von-ihm-selbst-erganzt-von-landoldtFree Image from public domain licenseSaint Mary (the Blessed Virgin) with the Christ Child and a family as donors. Lithograph by F.S. Hanfstaengl, 1832 , after… https://www.rawpixel.com/image/13983122/image-face-christ-personFree Image from public domain license