Erasmus Darwin. Colour mezzotint by J. R. Smith, 1797, after J. Wright. https://www.rawpixel.com/image/13954693/erasmus-darwin-colour-mezzotint-smith-1797-after-wrightFree Image from public domain licenseSidney Herbert, 1st Baron Herbert of Lea. Stipple engraving by W. Holl after G. Richmond. https://www.rawpixel.com/image/13989111/image-face-person-artFree Image from public domain licenseJohn Ayrton Paris. Lithograph by [W. D.], 1836, after E. U. Eddis. https://www.rawpixel.com/image/14012189/john-ayrton-paris-lithograph-w-d-1836-after-eddisFree Image from public domain licenseChain Armour and Swords by Claude Marie Ferrier and Hugh Owen https://www.rawpixel.com/image/14313703/chain-armour-and-swords-claude-marie-ferrier-and-hugh-owenFree Image from public domain licenseWilliam B. Maclay by James Earle McClees and Julian Vannerson https://www.rawpixel.com/image/14317564/william-maclay-james-earle-mcclees-and-julian-vannersonFree Image from public domain licenseEruption of the face of a young woman who worked making seal skin purses https://www.rawpixel.com/image/13988229/eruption-the-face-young-woman-who-worked-making-seal-skin-pursesFree Image from public domain licenseLift II. Nick Young working out. Original public domain image from Flickr https://www.rawpixel.com/image/3578351/free-photo-image-athlete-athletic-careerFree Image from public domain licenseCornelis Stalpart van der Wiel. Line engraving after S. Ruisch. https://www.rawpixel.com/image/13988362/cornelis-stalpart-van-der-wiel-line-engraving-after-ruischFree Image from public domain licenseA Spanish barber playing the guitar. Coloured lithograph by C. de Lasteyrie after Hippolyte Lecomte. https://www.rawpixel.com/image/13951463/image-cartoon-face-personFree Image from public domain licenseDoberman puppy standing on a dirt road. Original public domain image from Flickr https://www.rawpixel.com/image/3260197/free-photo-image-dog-animal-appenzellerFree Image from public domain licenseWilliam Heberden. Mezzotint by J. Ward after Sir W. Beechey. https://www.rawpixel.com/image/13998571/william-heberden-mezzotint-ward-after-sir-beecheyFree Image from public domain licenseSir Joseph Banks. Mezzotint by S. W. Reynolds, 1834, after Sir J. Reynolds. https://www.rawpixel.com/image/13988622/sir-joseph-banks-mezzotint-reynolds-1834-after-sir-reynoldsFree Image from public domain licenseTristan en Isolde in omhelzing (1896) by Rogelio de Egusquiza https://www.rawpixel.com/image/13740522/tristan-isolde-omhelzing-1896-rogelio-egusquizaFree Image from public domain licenseSelf Portrait at approximately 60 years of age (1755 - 1769) by Engel Sam https://www.rawpixel.com/image/13790872/self-portrait-approximately-years-age-1755-1769-engel-samFree Image from public domain licenseGeorges Louis Leclerc, Comte de Buffon. Stipple engraving by J. Chapman, 1801. https://www.rawpixel.com/image/13998646/georges-louis-leclerc-comte-buffon-stipple-engraving-chapman-1801Free Image from public domain licenseJames Sims. Stipple engraving by N. Branwhite, 1799, after S. Medley. https://www.rawpixel.com/image/13974883/james-sims-stipple-engraving-branwhite-1799-after-medleyFree Image from public domain licenseHoofd van een huilende vrouw (1683 - 1733) by Bernard Picart https://www.rawpixel.com/image/13788567/hoofd-van-een-huilende-vrouw-1683-1733-bernard-picartFree Image from public domain licensePortret van de schilder J.W. van Borselen (1881 - 1885) by Maurits Verveer and Valadon and Cie Boussod https://www.rawpixel.com/image/13756063/photo-image-paper-face-personFree Image from public domain licenseSusanne Lagier, art[iste] dram[atique] by Nadar Gaspard Félix Tournachon https://www.rawpixel.com/image/14272024/susanne-lagier-artiste-dramatique-nadar-gaspard-felix-tournachonFree Image from public domain licenseBison group with first red dog graze near the North Entrance. Original public domain image from Flickr https://www.rawpixel.com/image/4038161/photo-image-nature-mountain-iceFree Image from public domain licenseOliver Goldsmith. Mezzotint by J. Marchi, 1800, after Sir J. Reynolds. https://www.rawpixel.com/image/14012743/oliver-goldsmith-mezzotint-marchi-1800-after-sir-reynoldsFree Image from public domain licenseA man standing in a garden in Madras playing the stick zither or tingadee. Wood engraving, 1876. https://www.rawpixel.com/image/13979295/image-cartoon-palm-tree-faceFree Image from public domain licenseJohann Wolfgang von Goethe. Line engraving by Carl August Schwerdgeburth, 1832. https://www.rawpixel.com/image/13983623/johann-wolfgang-von-goethe-line-engraving-carl-august-schwerdgeburth-1832Free Image from public domain licenseFree Ahmet Hamdi Akseki Mosque, Turkey image, public domain religion CC0 photo. https://www.rawpixel.com/image/5919734/photo-image-public-domain-free-cityFree Image from public domain licenseAnders Andersen Maritsen by Prince Roland Napoleon Bonaparte and G Roche https://www.rawpixel.com/image/14309629/anders-andersen-maritsen-prince-roland-napoleon-bonaparte-and-rocheFree Image from public domain licenseJames Wilson by James Earle McClees and Julian Vannerson https://www.rawpixel.com/image/14316686/james-wilson-james-earle-mcclees-and-julian-vannersonFree Image from public domain licenseJoseph Cheetham (vermoedelijk), de krant lezend in een tuin in Rusland (1903 - 1904) by Joseph Cheetham https://www.rawpixel.com/image/13758742/photo-image-face-plant-personFree Image from public domain licensePortrait of Jan Wagenaar, City Historian of Amsterdam (1761) by Tibout Regters https://www.rawpixel.com/image/13731428/portrait-jan-wagenaar-city-historian-amsterdam-1761-tibout-regtersFree Image from public domain licensePortrait of Constantijn Huygens (1596-1687) (1672) by Caspar Netscher https://www.rawpixel.com/image/13741768/portrait-constantijn-huygens-1596-1687-1672-caspar-netscherFree Image from public domain licenseHenricus Cornelius Agrippa von Nettesheim. Stipple engraving by R. Cooper. https://www.rawpixel.com/image/13982154/henricus-cornelius-agrippa-von-nettesheim-stipple-engraving-cooperFree Image from public domain licensePortrait of unknown man by Nadar Gaspard Félix Tournachon https://www.rawpixel.com/image/14271585/portrait-unknown-man-nadar-gaspard-felix-tournachonFree Image from public domain licenseA spotlight on snowy mountain range at night. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3301929/free-photo-image-sky-star-nebula-space-astronomy-beamFree Image from public domain licenseThomas F. Bowie by James Earle McClees and Julian Vannerson https://www.rawpixel.com/image/14318217/thomas-bowie-james-earle-mcclees-and-julian-vannersonFree Image from public domain licensePortrait of Carel Rabenhaupt, Lieutenant-General (c. 1670) by anonymous https://www.rawpixel.com/image/13743901/portrait-carel-rabenhaupt-lieutenant-general-c-1670-anonymousFree 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 licenseWilliam Henry Harvey. Stipple engraving by F. Holl after F. W. Burton. https://www.rawpixel.com/image/13991835/william-henry-harvey-stipple-engraving-holl-after-burtonFree Image from public domain licenseA man in a top hat is leading the hunting party waving his hat. Chromolithograph after G. F. Mason. https://www.rawpixel.com/image/13957644/image-horse-cartoon-faceFree Image from public domain licenseA boy is holding out his hat to a woman who is putting a coin into it. Engraving by Moigneret after G. Metsu. https://www.rawpixel.com/image/13971854/image-dog-face-personFree Image from public domain licenseBerkeley George Andrew Moynihan, Baron Moynihan. Photograph. https://www.rawpixel.com/image/13986068/berkeley-george-andrew-moynihan-baron-moynihan-photographFree Image from public domain licenseHenry Solomon Wellcome. Pen and coloured pencil drawing by F. Reynolds, 1902. https://www.rawpixel.com/image/13965184/henry-solomon-wellcome-pen-and-coloured-pencil-drawing-reynolds-1902Free Image from public domain licensePortret van Friedrich Behaim VIII (1658) by Jakob von Sandrart https://www.rawpixel.com/image/13761471/portret-van-friedrich-behaim-viii-1658-jakob-von-sandrartFree Image from public domain licenseBrown dog with red collar from side view. Original public domain image from Flickr https://www.rawpixel.com/image/3335834/free-photo-image-abyssinian-animal-apparelFree Image from public domain licenseÉpilepsie Partielle Début de l'Attaque by Paul Marie Léon Regnard https://www.rawpixel.com/image/14314380/epilepsie-partielle-debut-lattaque-paul-marie-leon-regnardFree Image from public domain licenseAUGUSTA BAY, Italy (June 5, 2018) Culinary Specialist Seaman Apprentice Sarah Williams, from Pennsauken, New Jersey, looks… https://www.rawpixel.com/image/3398827/free-photo-image-augusta-bay-binoculars-cc0Free Image from public domain licenseSir James Alderson. Line engraving by E. R. Whitfield after J. E. Jones. https://www.rawpixel.com/image/13994181/sir-james-alderson-line-engraving-whitfield-after-jonesFree Image from public domain license