Self-Portrait with a Visor by Jean Baptiste Siméon Chardin https://www.rawpixel.com/image/8968142/self-portrait-with-visor-jean-baptiste-simeon-chardinFree Image from public domain licenseSketch for The Revolt of Cairo by Anne-Louis Girodet de Roussy-Trioson https://www.rawpixel.com/image/8961975/sketch-for-the-revolt-cairo-anne-louis-girodet-roussy-triosonFree Image from public domain licenseInternal view of the O'Neill cylinder (2015) painting by Don Davis. Original public domain image from Wikimedia Commons.… https://www.rawpixel.com/image/10184805/image-cloud-sunsets-shadowFree Image from public domain licenseBacon's standard map of Europe by George Washington Bacon (1830–1922). Original from Library of Congress. Digitally… https://www.rawpixel.com/image/2039067/bacons-standard-map-europeFree Image from public domain licenseMorning Haze (1909), nature illustration by Leonard Ochtman. Original public domain image from The Smithsonian Institution.… https://www.rawpixel.com/image/9414902/image-vintage-illustration-public-domainFree Image from public domain licenseThe story of the sun, moon, and stars (1898) illustrated by Agnes Giberne. Original public domain image from Wikimedia… https://www.rawpixel.com/image/10184798/image-moon-space-patternFree Image from public domain licenseClock face with the signs of the zodiac watercolor by Louis-Félix de La Rue. Original public domain image from… https://www.rawpixel.com/image/9700470/image-clouds-art-watercolorFree Image from public domain licenseA map of the world on a globular projection : exhibiting particularly the nautical researches of Captain James Cook, F.R.S.… https://www.rawpixel.com/image/9685933/image-hand-art-spacesFree Image from public domain licenseA map of the world on a globular projection : exhibiting particularly the nautical researches of Captain James Cook, F.R.S.… https://www.rawpixel.com/image/9425490/image-hand-art-spacesFree Image from public domain licenseSolar and lunar eclipse diagrams (1830–1839), vintage illustration by L. P. Daniels. Original public domain image from… https://www.rawpixel.com/image/9424837/image-art-vintage-illustrationFree Image from public domain licenseLincoln Memorial, Washington, D. C. (1930–1945) chromolithograph art. Original public domain image from Digital… https://www.rawpixel.com/image/10184916/image-texture-paper-flowerFree Image from public domain licenseThe Agility and Audacity of Juanito Apinani in the ring at Madrid, plate 20 from The Art of Bullfighting by Francisco José… https://www.rawpixel.com/image/8970520/image-paper-cartoon-horseFree Image from public domain licenseThe story of the sun, moon, and stars (1898) chromolithograph art by Agnes Giberne. Original public domain image from… https://www.rawpixel.com/image/10184707/image-face-shadow-personFree Image from public domain licenseAn illustration of Edwardian furniture (1905) drawn by Shirley Slocombe, a beautifully detailed design of a wooden chair… https://www.rawpixel.com/image/428192/edwardian-furnitureFree Image from public domain licenseElements of astronomy with explanatory notes, and questions for examination (1855) by John Brocklesby. Original public… https://www.rawpixel.com/image/10184819/image-space-pattern-planetFree Image from public domain licenseConstruction of Dials (1809) from the book by John Wilkes (1725-1797), time measurement chart shown in geometric charts and… https://www.rawpixel.com/image/428202/dial-construction-guideFree Image from public domain licenseCompass rose detail from 1748 Bowen Mariner’s Compass and Armillary Sphere - Geographicus - CircleofWinds-bowen (1747)… https://www.rawpixel.com/image/10184739/image-rose-hand-patternFree Image from public domain licenseAstronomy for high schools and colleges (1881) chromolithograph art. Original public domain image from Wikimedia Commons.… https://www.rawpixel.com/image/10184892/image-face-paper-spaceFree Image from public domain licenseElements of theoretical and descriptive astronomy, for the use of colleges and academies (1901) chromolithograph art by… https://www.rawpixel.com/image/10184710/image-galaxy-face-personFree Image from public domain licenseAn angel of God takes the dead child to the places it loved (1899) drawing art by William Heath Robinson. Original public… https://www.rawpixel.com/image/11493387/image-face-paper-personFree Image from public domain licenseCell and Molecular Biological Approaches to Learning and Memory. Original public domain image from Flickr https://www.rawpixel.com/image/9647116/image-art-medicine-abstractFree Image from public domain licenseA-Corn Salve Removes the Toe Corn Every Time: No Pain, No PoisonCollection:Images from the History of Medicine… https://www.rawpixel.com/image/9648377/image-plant-medicine-bookFree Image from public domain licenseThe elements of astronomy; a textbook (1919) chromolithograph art by Charles Augustus. Original public domain image from… https://www.rawpixel.com/image/10184756/image-paper-persons-moonFree Image from public domain licenseSee You Soon Slogan Hand comic style vector https://www.rawpixel.com/image/403732/see-you-soonView licenseAlzheimer's: National Clinical Nursing Conference on Alzheimer's Disease. Original public domain image from Flickr https://www.rawpixel.com/image/9646937/image-person-art-medicineFree Image from public domain licenseMemorial poster for 70 years anniversary of Japan's railway (1942). Original public domain image from Wikimedia Commons. … https://www.rawpixel.com/image/11065940/image-paper-art-vintageFree Image from public domain licenseSpecimens of type, borders, ornaments, brass rules and cuts, etc. - catalogue of printing machinery and materials, wood… https://www.rawpixel.com/image/10184738/image-paper-borders-artFree Image from public domain licenseClinical Center Patient Activity Department presents [the] patients' creative arts and crafts show. Original public domain… https://www.rawpixel.com/image/9647131/image-background-art-medicineFree Image from public domain licenseFire Safety: Meet the NIH Fire Department. Original public domain image from Flickr https://www.rawpixel.com/image/9647153/image-person-arts-medicineFree Image from public domain licenseWatch movement (1740–1760) by Watchmaker: Charles Cabrier. Original public domain image from The MET Museum. 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Original public domain image from Flickr https://www.rawpixel.com/image/9648211/image-person-art-medicineFree Image from public domain licenseSeminal Scientist-Musician (in the 19th Century): T.W. Engelmann. 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