Pneumatics: two kinds of air pump. Engraving after B. Martin. https://www.rawpixel.com/image/14003302/pneumatics-two-kinds-air-pump-engraving-after-martin Free Image from public domain license
Clouds View, from Mt. Washington, N.H. by Edward Bierstadt https://www.rawpixel.com/image/14288026/clouds-view-from-mt-washington-nh-edward-bierstadt Free Image from public domain license
Down the River, from the Falls, Niagara. by Edward Bierstadt https://www.rawpixel.com/image/14287107/down-the-river-from-the-falls-niagara-edward-bierstadt Free Image from public domain license
The Johnstown Calamity. Scene of the fire at the Stone Bridge. by George Barker https://www.rawpixel.com/image/14287283/the-johnstown-calamity-scene-the-fire-the-stone-bridge-george-barker Free Image from public domain license
Untitled [river mining scene] by Carleton Watkins and George H Johnson https://www.rawpixel.com/image/14325258/untitled-river-mining-scene-carleton-watkins-and-george-johnson Free Image from public domain license
Men and women working at a variety of trades. Coloured lithograph, 18--. https://www.rawpixel.com/image/13958214/men-and-women-working-variety-trades-coloured-lithograph-18 Free Image from public domain license
Enthroned among the Clouds, White Mts., N.H. by Benjamin West Kilburn https://www.rawpixel.com/image/14294531/enthroned-among-the-clouds-white-mts-nh-benjamin-west-kilburn Free Image from public domain license
Laughing White Fish Falls, Marquette by William H Illingworth https://www.rawpixel.com/image/14291813/laughing-white-fish-falls-marquette-william-illingworth Free Image from public domain license
Martyrdom of three male saints by various methods. Woodcut. https://www.rawpixel.com/image/13999168/martyrdom-three-male-saints-various-methods-woodcut Free Image from public domain license
Red Sandstone Rock between Hot Springs and Fall River Falls, S.D. by W R Cross https://www.rawpixel.com/image/14290381/red-sandstone-rock-between-hot-springs-and-fall-river-falls-sd-cross Free Image from public domain license
New York State. - Prospect Mountain from Fort George Hotel. https://www.rawpixel.com/image/14286279/new-york-state-prospect-mountain-from-fort-george-hotel Free Image from public domain license
Northern and central Africa: indigenous peoples, landscapes and animals. Lithograph. https://www.rawpixel.com/image/13975599/image-paper-horse-cartoon Free Image from public domain license
Souvenir de la Tour Eiffel : [exposition universelle de 1889] (1889) by Neurdein Frères and Neurdein Frères https://www.rawpixel.com/image/13758630/image-paper-book-airplane Free Image from public domain license
Musicerend en etend gezelschap (1628 - 1694) by Hishikawa Moronobu https://www.rawpixel.com/image/13788367/musicerend-etend-gezelschap-1628-1694-hishikawa-moronobu Free Image from public domain license
Watkins and Seneca Lake - On the Line of the Erie Railway. by Charles Bierstadt https://www.rawpixel.com/image/14288289/watkins-and-seneca-lake-the-line-the-erie-railway-charles-bierstadt Free Image from public domain license
Sidereus, nuncius magna longeqve admirabilia spectacula... https://www.rawpixel.com/image/13966056/sidereus-nuncius-magna-longeqve-admirabilia-spectacula Free Image from public domain license
Two figures with abnormalities, both showing a half human and half dog monster https://www.rawpixel.com/image/14011417/two-figures-with-abnormalities-both-showing-half-human-and-half-dog-monster Free Image from public domain license
East Cemetery Hill from Artesian well, looking South. by William H Tipton https://www.rawpixel.com/image/14299198/east-cemetery-hill-from-artesian-well-looking-south-william-tipton Free Image from public domain license
Bridal Veil Falls and the Three Graces. by Thomas C Roche https://www.rawpixel.com/image/14297472/bridal-veil-falls-and-the-three-graces-thomas-roche Free Image from public domain license
A variety of heart-shaped shells (conche cordiformes). Etching. https://www.rawpixel.com/image/14006238/variety-heart-shaped-shells-conche-cordiformes-etching Free Image from public domain license