Sidney Hall’s (1831) astronomical chart illustration of the Cepheus. Original from Library of Congress. Digitally… https://www.rawpixel.com/image/429672/free-illustration-image-sidney-hall-zodiac-astrologyFree Image from public domain licenseSidney Hall’s (1831) astronomical chart of the Cassiopeia. Original from Library of Congress. Digitally enhanced by… https://www.rawpixel.com/image/429687/free-illustration-image-zodiac-astrology-celestialFree Image from public domain licenseSidney Hall’s (1831) astronomical chart illustration of Lynx and the Telescopium Herschilii. Original from Library of… https://www.rawpixel.com/image/429684/free-illustration-image-astrology-maps-cancerFree Image from public domain licenseSidney Hall’s (1831) astronomical chart illustration of the Delphinus, Sagitta, Aquila, and the Antinous. Original… https://www.rawpixel.com/image/429683/free-illustration-image-zodiac-astrology-eagleFree Image from public domain licenseCelestial sun drawing, vintage illustration vector. Free public domain CC0 image. https://www.rawpixel.com/image/6264763/vector-face-vintage-public-domainFree Vector from public domain licenseTotal eclipse of the sun from the Trouvelotastronomical drawings (1881-1882) by E. L. Trouvelot (1827-1895) https://www.rawpixel.com/image/283672/free-illustration-image-space-sun-eclipseFree Image from public domain licenseThe zodical light from the Trouvelotastronomical drawings (1881-1882) by E. L. Trouvelot (1827-1895). Original from The New… https://www.rawpixel.com/image/283679/free-illustration-image-space-zodiac-etienne-leopold-trouvelotFree Image from public domain licensePartial eclipse of the moon from the Trouvelotastronomical drawings (1881-1882) by E. L. Trouvelot (1827-1895). Original… https://www.rawpixel.com/image/283683/free-illustration-image-moon-planet-starsFree Image from public domain licenseThe great nebula in Orion from the Trouvelotastronomical drawings (1881-1882) by E. L. Trouvelot (1827-1895) https://www.rawpixel.com/image/283677/free-illustration-image-etienne-leopold-trouvelot-astronomy-spaceFree Image from public domain licenseThe planet Mars from the Trouvelotastronomical drawings (1881-1882) by E. L. Trouvelot (1827-1895) https://www.rawpixel.com/image/283670/free-illustration-image-planet-trouvelot-marsFree Image from public domain licensePart of the milky way from the Trouvelotastronomical drawings (1881-1882) by E. L. Trouvelot (1827-1895) https://www.rawpixel.com/image/283673/free-illustration-image-etienne-leopold-trouvelot-milky-way-galaxyFree Image from public domain licenseGroup of sun spots and veiled spots (ca. 1881–1882) from The Trouvelot astronomical drawings: Atlas by E. L.… https://www.rawpixel.com/image/283682/free-illustration-image-astronomy-planet-sunFree Image from public domain licenseSolar protuberances from the Trouvelotastronomical drawings (1881-1882) by E. L. Trouvelot (1827-1895) https://www.rawpixel.com/image/283675/free-illustration-image-etienne-leopold-trouvelot-stars-celestialFree Image from public domain licenseThe Pacific parrotlet, Forpus coelestis from Natural History of Parrots (1801—1805) by Francois Levaillant. Original… https://www.rawpixel.com/image/554745/lessons-parrotlet-vintage-posterFree Image from public domain license