The Refectory of the Imperial Asylum at Vincennes by Charles Nègre https://www.rawpixel.com/image/9330712/the-refectory-the-imperial-asylum-vincennesFree Image from public domain licenseMurasaki and Genji Viewing the Snow by Utagawa Kunisada, Utagawa Hirosada and Utagawa Hiroshige https://www.rawpixel.com/image/11931462/image-face-person-artFree Image from public domain licenseDistinguished British men of science 1807-1808 assembled in the library of the Royal Institution, London. Mezzotint by W.… https://www.rawpixel.com/image/13975701/image-person-art-clothingFree Image from public domain licenseFlorence Nightingale. Photogravure by E. Walker after Goodman, 1858. https://www.rawpixel.com/image/14011438/florence-nightingale-photogravure-walker-after-goodman-1858Free Image from public domain licenseScutari Barracks, Turkey: Soyer's hospital kitchen. Wood engraving. https://www.rawpixel.com/image/13986503/scutari-barracks-turkey-soyers-hospital-kitchen-wood-engravingFree Image from public domain licenseFlorence Nightingale at Scutari. Mezzotint by S. Bellin, 1861, after J. Barrett, ca. 1855. https://www.rawpixel.com/image/14017585/image-dog-person-artFree Image from public domain licenseElisha Kent Kane. Engraving by D. G. Thompson, 1858, after J. B. Wandesforde. https://www.rawpixel.com/image/14008773/elisha-kent-kane-engraving-thompson-1858-after-wandesfordeFree Image from public domain licenseDistinguished British men of science 1807-1808 assembled in the library of the Royal Institution, London. Mezzotint by W.… https://www.rawpixel.com/image/13981199/image-person-art-clothingFree Image from public domain licenseA wounded British officer returning from the Crimean War. Mezzotint by W.H. Simmons, 1863, after J.D. Luard, 1858. https://www.rawpixel.com/image/14003054/image-person-art-seaFree Image from public domain licenseFlorence Nightingale. Reproduction of wood engraving, 1872, after T. Cole after Goodman, 1858. https://www.rawpixel.com/image/13973292/image-face-person-artFree Image from public domain licenseThe distinguished men of science 1807-8: a key to the identities of the sitters. Photograph of engraving by W. Walker, 1862… https://www.rawpixel.com/image/14011458/image-cartoon-face-personFree Image from public domain license