Light for the blind : a history of the origin and success of Moon's system of reading (embossed in various languages) for… https://www.rawpixel.com/image/13986611/image-cartoon-face-personFree Image from public domain licenseChrist holding a chalice with the host and showing the Sacred Heart. Colour lithograph. https://www.rawpixel.com/image/13969526/image-heart-face-christFree Image from public domain licenseWilliam Thomson, Lord Kelvin (1824-1907), physicist. Oil painting by Harry Herman Salomon after a photograph. https://www.rawpixel.com/image/13955875/image-face-person-artFree Image from public domain licensePortrait of François van Aerssen, Lord of Sommelsdijk, Vice-Admiral of Holland and West-Friesland (1728) by Mattheus… https://www.rawpixel.com/image/13744621/image-face-person-artFree Image from public domain licenseThe suicide of Cleopatra: Cleopatra is sitting on a chair while the asp wriggles up her right arm. Stipple engraving by… https://www.rawpixel.com/image/13997374/image-face-person-artFree Image from public domain licenseDetail of Gainsborough's "Portrait of Madame Beaufoy" by Adolphe Braun https://www.rawpixel.com/image/14254912/detail-gainsboroughs-portrait-madame-beaufoy-adolphe-braunFree Image from public domain licensePortret van Aline Vallandri als 'Reine Fiammette' (1938) by anonymous https://www.rawpixel.com/image/13733812/portret-van-aline-vallandri-als-reine-fiammette-1938-anonymousFree Image from public domain licenseBasilica di Santa Maria della Salute during sunset. Free public domain CC0 image. https://www.rawpixel.com/image/6030190/photo-image-public-domain-pink-oceanFree Image from public domain licenseWilliam Whiteman Carlton Topley. Process print after Hills & Saunders, Cambridge, 1938. https://www.rawpixel.com/image/13958845/image-face-people-clothingFree Image from public domain licenseLieutenant Roberta L. Hoop, 24 of Camp Hill, Pennsylvania, checks the condition of a patient in the USS Repose as a Navy… https://www.rawpixel.com/image/3400189/free-photo-image-nurse-operating-room-clinic-doctorFree Image from public domain licenseClose up shot of a lion's face in black and white. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3296975/free-photo-image-lion-black-and-white-faceFree Image from public domain licenseHoofd van man met krullend haar, en profil (1644 - 1652) by Wenceslaus Hollar and Leonardo da Vinci https://www.rawpixel.com/image/13776473/image-paper-face-personFree Image from public domain licenseTwo naked children picking grapes. Lithograph by Piecq, c. 1845, after Gosse. https://www.rawpixel.com/image/13964276/two-naked-children-picking-grapes-lithograph-piecq-1845-after-gosseFree Image from public domain licenseA skeleton dressed in a coat sits on a balcony and strokes a raven. Process print after Walter Appleton Clark. https://www.rawpixel.com/image/13961477/image-face-person-artFree Image from public domain licenseAn African man wearing traditional beadwork. Albumen print. https://www.rawpixel.com/image/13969380/african-man-wearing-traditional-beadwork-albumen-printFree Image from public domain licenseSaint John the Evangelist. Line engraving by F. de Louvement after H. Trudon after G. Lanfranco. https://www.rawpixel.com/image/14011665/image-cartoon-face-personFree Image from public domain licenseNepali woman and child in Kailash, Bajhang District, Nepal, October 2017. https://www.rawpixel.com/image/6198553/photo-image-public-domain-child-personFree Image from public domain licenseV-E Day, Okinawa Style - This marine observed V-E Day on Okinawa by having his clothing blown from his back by a Jap[anese]… https://www.rawpixel.com/image/3393991/free-photo-image-soldier-bomb-armyFree Image from public domain licenseRoger de Beauvoir, h[omm]e de lettres by Nadar Gaspard Félix Tournachon https://www.rawpixel.com/image/14273200/roger-beauvoir-homme-lettres-nadar-gaspard-felix-tournachonFree Image from public domain licenseGiant Panda (1985) by Jessie Cohen. Original from Smithsonian's National Zoo. Digitally enhanced by rawpixel. https://www.rawpixel.com/image/3059731/free-photo-image-animal-panda-treeFree Image from public domain licenseWeda Cook in Classical Costume in Eakins's Chestnut Street Studio by Thomas Eakins https://www.rawpixel.com/image/14257801/photo-image-face-person-artFree Image from public domain licensePortrait of Willem van Lokhorst (1514-64) (1554) by Jan van Scorel https://www.rawpixel.com/image/13744868/portrait-willem-van-lokhorst-1514-64-1554-jan-van-scorelFree Image from public domain licenseFranz Joseph Gall. Stipple engraving by F.W. Bollinger after C.H. Rahl. https://www.rawpixel.com/image/14008488/franz-joseph-gall-stipple-engraving-fw-bollinger-after-ch-rahlFree Image from public domain licenseA prostitute with her name and charges. Etching by a follower of Wenceslaus Hollar, 180- . https://www.rawpixel.com/image/13997485/image-face-person-artFree Image from public domain licensePortret van Johannes III van Portugal (1553 - 1557) by Cornelis Anthonisz, Hans Liefrinck I, Hans Liefrinck I and Hans… https://www.rawpixel.com/image/13760912/image-paper-cartoon-faceFree Image from public domain licensePortrait of Cornelis Cornelisz van Esch (1632) by anonymous and Cornelis van Poelenburch https://www.rawpixel.com/image/13744540/image-face-person-artFree Image from public domain licenseJacob Friedrich Isenflamm. Mezzotint by J. E. Haid, 1782, after J. W. Seger. https://www.rawpixel.com/image/13977028/jacob-friedrich-isenflamm-mezzotint-haid-1782-after-segerFree Image from public domain licenseWoman uses a sewing machine threaded from two spools of white thread by Arnold Eagle https://www.rawpixel.com/image/14264345/photo-image-face-person-artFree Image from public domain licensePortret van Jacques Necker (c. 1789) by J N Boillet and Breton and Boillet https://www.rawpixel.com/image/13777696/portret-van-jacques-necker-c-1789-boillet-and-breton-and-boilletFree Image from public domain licenseSamuel Solomon. Stipple engraving by W. Ridley & W. Holl after J. Steel. https://www.rawpixel.com/image/13975685/samuel-solomon-stipple-engraving-ridley-holl-after-steelFree Image from public domain licenseSaint Mary (the Blessed Virgin) with the Christ Child. Engraving by P. Pontius after Sir A. van Dyck. https://www.rawpixel.com/image/14005086/image-face-christ-personFree Image from public domain licenseThomas J. Barr by James Earle McClees and Julian Vannerson https://www.rawpixel.com/image/14316978/thomas-barr-james-earle-mcclees-and-julian-vannersonFree Image from public domain licenseSaint Francis of Assisi, kneeling, contemplating a crucifix; a Franciscan monk in the background. Etching, 17--. https://www.rawpixel.com/image/13974994/image-background-cartoon-faceFree Image from public domain licenseFig. 54 by Guillaume Benjamin Duchenne and Adrien Alban Tournachon https://www.rawpixel.com/image/14316893/fig-guillaume-benjamin-duchenne-and-adrien-alban-tournachonFree Image from public domain licensePortrait of a fly on a plant outside. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3298286/free-photo-image-pest-animal-animals-images-picturesFree Image from public domain licenseSoldaat der kompagnie Werklieden (1835 - 1850) by Albertus Verhoesen and Johannes Paulus Houtman https://www.rawpixel.com/image/13748698/image-paper-cartoon-faceFree Image from public domain licenseFrench sailors feeding manacled black slaves in San Domingo to ravenous blood-hounds. Engraving by J. Barlow, 1805, after M.… https://www.rawpixel.com/image/14017575/image-cartoon-face-personFree Image from public domain licenseAutumn leaves on black background. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3304713/free-photo-image-algae-animal-aquaticFree Image from public domain licensePortrait of Hendrik Merkus, Baron de Kock, Army Commandant and after 1826 Lieutenant Governor-General of the Dutch East… https://www.rawpixel.com/image/13792394/image-face-person-artFree Image from public domain licenseFace of a man with deep bronzing of the skin associated with Addision's disease https://www.rawpixel.com/image/13998045/face-man-with-deep-bronzing-the-skin-associated-with-addisions-diseaseFree Image from public domain licenseDried flower in winter photo. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3288033/free-photo-image-animals-images-pictures-ant-apiaceaeFree Image from public domain licenseUnidentified man with long sideburns, in profile, printed in vignette-style by Lew Horning https://www.rawpixel.com/image/14309863/image-face-person-artFree Image from public domain license[Alfred-Auguste] Cuvillier-Fleury by Nadar Gaspard Félix Tournachon https://www.rawpixel.com/image/14271936/alfred-auguste-cuvillier-fleury-nadar-gaspard-felix-tournachonFree Image from public domain licenseKop van een oude man met baard (1604 - 1646) by Francesco Furini https://www.rawpixel.com/image/13786274/kop-van-een-oude-man-met-baard-1604-1646-francesco-furiniFree 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 license