Woman looking out the window. Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3286405/free-photo-image-window-cc0-womanFree Image from public domain licenseI Continued to Gaze on the Chair, and Fancied I saw on It a Pale Blue Misty Outline of a Human Figure, plate 1 of 6 by… https://www.rawpixel.com/image/8983731/image-paper-shadow-personFree Image from public domain licensePifferaro debout et paysanne Italienne assise, dans la cour du 21 Quai Bourbon by Charles Nègre https://www.rawpixel.com/image/9028711/photo-image-shadow-person-artFree Image from public domain licenseIt Was a Hand, Seemingly as Much of Flesh and Blood as My Own, plate 4 of 6 by Odilon Redon https://www.rawpixel.com/image/8981763/image-paper-hand-shadowFree Image from public domain licenseThe Dark Veinlet from The Butterflies and Moths of America Part 3 (1862) published by Louis Prang & Co. Original from The… https://www.rawpixel.com/image/2422091/free-illustration-image-butterfly-vintage-flowerFree Image from public domain licenseYoung girl by a semi-circular table (1909) by Peter Ilsted. 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Painting by a Chinese… https://www.rawpixel.com/image/13951228/image-border-person-artFree Image from public domain licensePolice station sign in monotone. Original public domain image from Flickr https://www.rawpixel.com/image/4021538/photo-image-background-wall-concreteFree Image from public domain licenseConfucius, Canton, China by Felice Beato and Henry Hering https://www.rawpixel.com/image/14262833/confucius-canton-china-felice-beato-and-henry-heringFree Image from public domain licenseThrough an Opening in the Wall, a Skull Appeared, plate 1 from Edmond Picard's Le Jure by Odilon Redon https://www.rawpixel.com/image/8982689/image-paper-frame-personFree Image from public domain licenseInterior of an Inn (The Corridor of an Inn) by Charles François Daubigny https://www.rawpixel.com/image/8984083/interior-inn-the-corridor-inn-charles-francois-daubignyFree Image from public domain licenseBoar Incarnation of God Vishnu (Varaha) Lifting the Earth Goddess Bhudevi https://www.rawpixel.com/image/8944580/boar-incarnation-god-vishnu-varaha-lifting-the-earth-goddess-bhudeviFree Image from public domain licenseThe Manger, No. 2 from the portfolio "American Pictorial Photography, Series II” (1901); edition 34/150 by Gertrude Käsebier https://www.rawpixel.com/image/9012640/photo-image-person-art-clothingFree Image from public domain licenseAnd On Every Side Are Columns of Basalt,...the Light Falls From the Vaulted Roof, plate 3 of 24 by Odilon Redon https://www.rawpixel.com/image/9053248/image-paper-frame-artFree Image from public domain licenseThe Zenith of French Glory; The Pinnacle of Liberty by James Gillray https://www.rawpixel.com/image/8972956/the-zenith-french-glory-the-pinnacle-liberty-james-gillrayFree Image from public domain licenseThe Door of the Chapel, Montrésor by James McNeill Whistler https://www.rawpixel.com/image/8994185/the-door-the-chapel-montresor-james-mcneill-whistlerFree Image from public domain licenseFirst Pylon - French Inscription Carved on the Eastern Embrasure at Point H, Island of Fila (Philae) by Félix Teynard https://www.rawpixel.com/image/9012415/photo-image-paper-wood-artFree Image from public domain licenseCourtyard, Rue P. 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Original public domain image from Wikimedia Commons https://www.rawpixel.com/image/3303808/free-photo-image-blue-and-white-background-hall-architectureFree Image from public domain licenseUnknown, Corinthian capital, elevation (recto) Unknown, Corinthian capital, plan diagram and detail (verso)… https://www.rawpixel.com/image/11493497/image-plant-art-cartoonFree Image from public domain licenseFree kitchen interior design image, public domain interior design CC0 photo. https://www.rawpixel.com/image/5919921/photo-image-light-public-domain-shadowFree Image from public domain licenseHawks with Pine Trees and Camellias; Small Birds with Willows and Camellias attributed to Mitani Tōshuku https://www.rawpixel.com/image/9087606/image-tree-vintage-japanese-art-pine-paintingFree Image from public domain licenseOrgan Grinder at 21, quai Bourbon, Ile Saint-Louis, Paris by Charles Nègre https://www.rawpixel.com/image/14263778/organ-grinder-21-quai-bourbon-ile-saint-louis-paris-charles-negreFree Image from public domain license