Saint Peter Claver. Engraving by J. Vitta after P. Gagliardi. https://www.rawpixel.com/image/14019090/saint-peter-claver-engraving-vitta-after-gagliardiFree Image from public domain licenseCharles Ready by James Earle McClees and Julian Vannerson https://www.rawpixel.com/image/14318307/charles-ready-james-earle-mcclees-and-julian-vannersonFree Image from public domain licenseH. Morestin and the staff of Val-de-Grace. Photograph by P. Ballara, 1915. https://www.rawpixel.com/image/14000977/morestin-and-the-staff-val-de-grace-photograph-ballara-1915Free Image from public domain licenseA man with a magic lantern (slide projector) on his back is walking along a country path. Lithograph by Gavarni, 1854. https://www.rawpixel.com/image/13968252/image-cartoon-face-personFree Image from public domain licenseReflecting mountain on water. Milford Sound, New Zealand. Original public domain image from Flickr https://www.rawpixel.com/image/4022427/milford-soundFree Image from public domain licenseMark Akenside. Stipple engraving by R. Woodman, 1837, after A. Pond. https://www.rawpixel.com/image/14013370/mark-akenside-stipple-engraving-woodman-1837-after-pondFree Image from public domain licenseDaniel Nebel. Mezzotint by J.J. Haid after J. P. Hoffmeister. https://www.rawpixel.com/image/14008779/daniel-nebel-mezzotint-jj-haid-after-hoffmeisterFree Image from public domain licensePresident Barack Obama and former President Bill Clinton applaud during the 20th anniversary of the AmeriCorps national… https://www.rawpixel.com/image/4050856/image-face-public-domain-peopleFree Image from public domain licenseLooking down a symmetrical staircase in an urban transportation station. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3290747/free-photo-image-architecture-banister-buildingFree Image from public domain licenseA seated surgeon cutting behind the ear of a younger man seated at his feet. Engraving by L. van Leyden, 1524. https://www.rawpixel.com/image/14010930/image-cartoon-face-personFree Image from public domain licenseA detail of a cockfight. Etching by E. Riepenhausen after W. Hogarth. https://www.rawpixel.com/image/14009994/detail-cockfight-etching-riepenhausen-after-hogarthFree Image from public domain licenseHalloween pendant dragonfly, animal background. Original public domain image from Flickr https://www.rawpixel.com/image/4029679/halloween-pendant-dragonflyFree Image from public domain licenseWilliam Cadogan. Mezzotint by W. Dickinson, 1772, after R. E. Pine, 1769. https://www.rawpixel.com/image/13994775/william-cadogan-mezzotint-dickinson-1772-after-pine-1769Free Image from public domain licenseThe headlight of the vintage car in the rain.. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3303033/free-photo-image-vintage-car-auto-automobileFree Image from public domain licenseNaval Hospital Canacao, Philippine Islands, 1941. Miss Bernatitus. [Nurse at desk] https://www.rawpixel.com/image/9652381/image-face-person-public-domainFree Image from public domain licenseFree Ahmet Hamdi Akseki Mosque, Turkey image, public domain religion CC0 photo. https://www.rawpixel.com/image/5902519/photo-image-public-domain-free-cityFree Image from public domain licensePresident Barack Obama jokes with Vice President Joe Biden in the Oval Office, Feb. 9, 2015. https://www.rawpixel.com/image/4050870/image-public-domain-people-roomFree Image from public domain licenseAn episode in The history of Pendennis by W.M. Thackeray: Harry Foker has his hair dressed and curled by Anatole, his valet.… https://www.rawpixel.com/image/13991869/image-paper-cartoon-faceFree Image from public domain licenseAcromegaly: a man with enlarged nose, jaw and hands due to a pituitary gland disease: in profile. Photograph (by E. H.… https://www.rawpixel.com/image/13960773/photo-image-face-hands-personFree Image from public domain licenseAn atlas of anatomical plates of the human body ... / by Frederic John Mouat. https://www.rawpixel.com/image/13990838/atlas-anatomical-plates-the-human-body-frederic-john-mouatFree Image from public domain licenseMaximilien-Marie-Isidore de Robespierre. Lithograph by H. Grévedon, 1824. https://www.rawpixel.com/image/14011915/maximilien-marie-isidore-robespierre-lithograph-grevedon-1824Free Image from public domain licenseJoseph Lister, 1st Baron Lister. Etching by A. W. Turnbull after R. A. Bickersteth. https://www.rawpixel.com/image/13985008/image-cartoon-face-personFree Image from public domain licenseChina. Photograph, 1981, from a negative by John Thomson, 1869. https://www.rawpixel.com/image/14003828/china-photograph-1981-from-negative-john-thomson-1869Free Image from public domain licenseA group of men in turbans are carrying a litter, and attending to their passenger. Coloured aquatint by J. Wells after C.… https://www.rawpixel.com/image/13969000/image-palm-tree-plant-personFree Image from public domain licenseChristian Gottfied Ehrenberg. Line engraving by J.P. Singer. https://www.rawpixel.com/image/14011140/christian-gottfied-ehrenberg-line-engraving-jp-singerFree Image from public domain licenseSaint Nicholas of Myra and Bari. Chalk manner engraving by Clemente Nicoli, 1786, after G.F. Barbieri, il Guercino. https://www.rawpixel.com/image/13980431/image-cartoon-face-personFree Image from public domain licenseSkull of a human classified as 'Mongol': three figures. Chromolithograph, 1877. https://www.rawpixel.com/image/13954271/skull-human-classified-mongol-three-figures-chromolithograph-1877Free Image from public domain licenseJohann Heinrich Schulze. Mezzotint by J. J. Haid after G. Spizel. https://www.rawpixel.com/image/14021475/johann-heinrich-schulze-mezzotint-haid-after-spizelFree Image from public domain licenseTobias George Smollett. Line engraving by J. T. Wedgwood, 1817. https://www.rawpixel.com/image/14011016/tobias-george-smollett-line-engraving-wedgwood-1817Free Image from public domain licenseSaint Paul the Apostle. Tempera painting by a Spanish painter, 14th century. https://www.rawpixel.com/image/13991017/saint-paul-the-apostle-tempera-painting-spanish-painter-14th-centuryFree Image from public domain licenseFriedrich Hoffmann II. Line engraving by J. G. Mentzel, 1716. https://www.rawpixel.com/image/13975541/friedrich-hoffmann-ii-line-engraving-mentzel-1716Free Image from public domain licenseJohann Peter Frank. Stipple engraving by C.H. Rahl after Schmid. https://www.rawpixel.com/image/14012644/johann-peter-frank-stipple-engraving-ch-rahl-after-schmidFree Image from public domain licenseA prostitute with her name and charges. Etching by a follower of Wenceslaus Hollar, 180- . https://www.rawpixel.com/image/13981620/image-cartoon-face-personFree Image from public domain licenseSaint Mary (the Blessed Virgin) with the Christ Child. Engraving. https://www.rawpixel.com/image/13955603/saint-mary-the-blessed-virgin-with-the-christ-child-engravingFree Image from public domain licenseFrançois Chaussier. Stipple engraving by Lambert, junior. https://www.rawpixel.com/image/14008744/francois-chaussier-stipple-engraving-lambert-juniorFree Image from public domain licenseCarolus Linnaeus. Stipple engraving by W. Read after C. F. Inlander, 1773. https://www.rawpixel.com/image/13999230/carolus-linnaeus-stipple-engraving-read-after-inlander-1773Free Image from public domain licenseA head of a barber made up of the tools of his trade. Engraving. https://www.rawpixel.com/image/14015175/head-barber-made-the-tools-his-trade-engravingFree Image from public domain licenseDominik, Edler von Vivenot. Lithograph by J. Kriehuber, 1831. https://www.rawpixel.com/image/14015340/dominik-edler-von-vivenot-lithograph-kriehuber-1831Free Image from public domain licenseWilliam Swainson. Stipple engraving by E. Finden, 1840, after A. Mosses. https://www.rawpixel.com/image/14013712/william-swainson-stipple-engraving-finden-1840-after-mossesFree Image from public domain licenseNEW LONDON, Conn. -- Swabs from the Class of 2019 practice sailing under the guidance of their 2nd Class Cadre at the U.S.… https://www.rawpixel.com/image/5977260/photo-image-face-public-domain-kidFree Image from public domain licenseA Mevlevi , or Sufi holy man: walking, wearing a saffron cloak and skirt, and a tall red conical hat. Gouache painting. https://www.rawpixel.com/image/13950996/image-cartoon-face-personFree Image from public domain licenseFrancis Barrett. Stipple engraving by D. Orme after himself. https://www.rawpixel.com/image/13996130/francis-barrett-stipple-engraving-orme-after-himselfFree Image from public domain license