https://creativecommons.org/publicdomain/zero/1.0/ https://www.rawpixel.com/image/429686 Sidney Hall’s (1831) astronomical chart illustration of the Draco and the Ursa Minor. Original from Library of…

Sidney Hall’s (1831) astronomical chart illustration of the Draco and the Ursa Minor. Original from Library of Congress. Digitally enhanced by rawpixel.

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