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Catania Carte du Ciel telescope, 19th-century artwork. This photographic telescope was erected in 1892 at the Catania Observatory in Sicily, Italy. This observatory was one of twenty around the world contributing to the Carte du Ciel and Astrographic Catalogue, two projects started in 1887 to compile an international sky catalogue. Over 22,000 photographs were obtained worldwide over several decades. The Catania Observatory observed 163,000 stars in the period 1894-1932. Artwork from the 13th volume (first period of 1894) of the French popular science weekly 'La Science Illustree'.
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