Young children stand with their writing tablets at a madrasa in Biyo Adde, Somalia, on March 7. The town of Biyo Adde was… https://www.rawpixel.com/image/3373529/free-photo-image-apparel-architecture-buildingFree Image from public domain licenseOld Academic Building, West Point by George Kendall Warren https://www.rawpixel.com/image/14318181/old-academic-building-west-point-george-kendall-warrenFree Image from public domain licenseFriedrich Heinrich Alexander von Humboldt. Lithograph by C. Wildt after C. Begas, 1840. https://www.rawpixel.com/image/13994123/image-face-person-artFree Image from public domain licenseAndré Marie Ampère. Reproduction of lithograph by J. Boilly. https://www.rawpixel.com/image/14010918/andre-marie-ampere-reproduction-lithograph-boillyFree Image from public domain licenseA man formerly designated as Andreas Vesalius. Oil painting by John Graham Gilbert, 1840, after a Venetian painter. https://www.rawpixel.com/image/14015221/image-face-person-artFree Image from public domain licenseNiels Nielsen Valgiaberg by Prince Roland Napoleon Bonaparte and G Roche https://www.rawpixel.com/image/14309191/niels-nielsen-valgiaberg-prince-roland-napoleon-bonaparte-and-rocheFree Image from public domain licenseAn Indian man with long hair, carrying a staff, in a studio setting. Photograph, ca.1900. https://www.rawpixel.com/image/13994808/photo-image-face-person-manFree Image from public domain licenseA mason (architect) with the tools of his trade. Mezzotint by J. Gole after G.M. Mitelli. https://www.rawpixel.com/image/13997547/image-paper-cartoon-faceFree Image from public domain licenseA man and woman of the Toda tribe standing in a photographic studio, with a dog lying at their feet. https://www.rawpixel.com/image/13982986/photo-image-dog-face-personFree Image from public domain licenseUnidentified young woman with two long curls, wearing a white bow in hair by C L Lochman https://www.rawpixel.com/image/14307757/image-face-person-artFree Image from public domain licenseGiovanni Battista Pianzola. Photograph after a painting. https://www.rawpixel.com/image/13976859/giovanni-battista-pianzola-photograph-after-paintingFree Image from public domain licensePortrait of Cornelis Calkoen (1696-1764). Ambassador to the Ottoman Empire in Constantinople (Istanbul) (1725 - 1737) by… https://www.rawpixel.com/image/13744636/image-face-person-artFree Image from public domain licenseRed boat sailing in sea. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3297937/free-photo-image-boat-sea-line-adventureFree Image from public domain licenseClose-up of an industrial coffee machine. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3283560/free-photo-image-restaurant-espresso-cafeFree Image from public domain licenseThe deformed skull of James Cardinal: front view. Lithograph after G. Scharf for Richard Bright, 1830. https://www.rawpixel.com/image/13954660/image-face-person-artFree Image from public domain licenseFree Eiffel Tower, Paris, France gray image, public domain travel CC0 photo. https://www.rawpixel.com/image/5905805/photo-image-public-domain-free-landscapeFree Image from public domain licenseFruit cake on table, top view shot. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3294881/free-photo-image-ice-cream-cafe-animalFree Image from public domain licenseChild welfare: Operation for hair lip and cleft palate. https://www.rawpixel.com/image/13958946/child-welfare-operation-for-hair-lip-and-cleft-palateFree Image from public domain licenseDissection of the chest of a young man to show blood-vessels around the heart. Coloured lithograph by William Fairland… https://www.rawpixel.com/image/13957874/image-heart-face-personFree Image from public domain licenseA group of deformed men force one of their number to vomit in a bowl. Coloured lithograph by F-S. Delpech after L. Boilly… https://www.rawpixel.com/image/13967121/image-cartoon-face-peopleFree Image from public domain licenseA young woman reclines in a couch with a book held loosely in her hand as she muses on what she has read. Engraving by C.… https://www.rawpixel.com/image/13996148/image-cartoon-face-handFree Image from public domain licenseTwee honden van de poppendokter met reclame voor verkiezing van Boissevain van lijst 2, en agentenpoppen op de rug (1930 -… https://www.rawpixel.com/image/13757318/photo-image-dog-horse-faceFree Image from public domain licenseKitten meowing and lying in forest. Original public domain image from Flickr https://www.rawpixel.com/image/3584194/free-photo-image-animal-b362-bobcatkittenFree Image from public domain licensePhotograph of William Lerch, 7 year old news-boy who sells for his brother, April 1912. Photographer: Hine, Lewis. Original… https://www.rawpixel.com/image/8765734/photo-image-vintage-newspaper-portraitFree Image from public domain licenseBlack and white photo of the top of the Chrysler Building in New York City. Original public domain image from Wikimedia… https://www.rawpixel.com/image/3283337/free-photo-image-new-york-art-deco-chrysler-buildingFree Image from public domain licenseSimple wall background. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3296132/free-photo-image-architectural-detail-cc0-pattern-office-backgroundFree Image from public domain licenseFour poets: Thomas Campbell, George Crabbe, Lord Byron, and Samuel Taylor Coleridge. Engraving. https://www.rawpixel.com/image/14021395/image-cartoon-face-personFree Image from public domain licenseChief Goes to War, Sioux by Adolph F Muhr and Frank A Rinehart https://www.rawpixel.com/image/14257520/chief-goes-war-sioux-adolph-muhr-and-frank-rinehartFree Image from public domain licensePortrait of three young women by Sir John Joscelyn Coghill https://www.rawpixel.com/image/14319626/portrait-three-young-women-sir-john-joscelyn-coghillFree Image from public domain licenseEssays on physiognomy; for the promotion of the knowledge and the love of mankind / Written in the German language by John… https://www.rawpixel.com/image/14019349/image-cartoon-face-personFree Image from public domain licenseFrançois Vincent Raspail. Lithograph by C. Bornemann, 1873, after M. Deroche. https://www.rawpixel.com/image/13980525/francois-vincent-raspail-lithograph-bornemann-1873-after-derocheFree Image from public domain licenseFive men: Robert Burns, Richard Baxter, Francis Bacon, Judge Blackstone, and James Beattie. Engraving, 1811. https://www.rawpixel.com/image/13993658/image-cartoon-face-personFree Image from public domain licenseH.H. The Late Maharaja Jung Bahadur, G.C.B., G.C.S.I. by Bourne and Shepherd https://www.rawpixel.com/image/14259790/hh-the-late-maharaja-jung-bahadur-gcb-gcsi-bourne-and-shepherdFree Image from public domain licensede Neuville, peintre by Nadar Gaspard Félix Tournachon and Paul Nadar https://www.rawpixel.com/image/14272539/neuville-peintre-nadar-gaspard-felix-tournachon-and-paul-nadarFree Image from public domain licenseSaint Francis of Assisi, Saint Francis de Paul, and Saint Peter penitent. Oil painting by a Spanish painter, 17th century. https://www.rawpixel.com/image/13986208/image-cloud-face-personFree Image from public domain licensePortret van Ludolf Bakhuysen de jonge (1737 - 1750) by Cornelis Troost https://www.rawpixel.com/image/13788571/portret-van-ludolf-bakhuysen-jonge-1737-1750-cornelis-troostFree Image from public domain licenseFranz Josef Mauermann. Lithograph by F. Hanfstaengl after F. Lair. https://www.rawpixel.com/image/13999847/franz-josef-mauermann-lithograph-hanfstaengl-after-lairFree Image from public domain licenseMoaz-Kida= Shooting Cedar, Winnebago by Adolph F Muhr and Frank A Rinehart https://www.rawpixel.com/image/14246483/moaz-kida-shooting-cedar-winnebago-adolph-muhr-and-frank-rinehartFree Image from public domain licenseSir Isaac Newton. Stipple engraving by W. T. Fry, 1829, after Sir G. Kneller, 1720. https://www.rawpixel.com/image/14005022/image-cartoon-face-personFree Image from public domain license