Nasa. RARE. Nice size. Photograph taken by George... Lot 9

Nasa. RARE. Nice size. Photograph taken by George Willis Ritchey at the Mount Wilson Observatory. Historical astrophotography photograph. Observation made by the Mount Wilson telescope (diameter 1.5m). Here, the large spiral nebula Messier 15 located in the Constellation of the Triangle. Circa 1940, silver print of the period. Handwritten references in pencil on the back. 18 x 24CM with margins. NASA. RARE. Beautiful format. Photograph made by George Willis Ritchey at the Mount Wilson Observatory. Historical photography of astrophotography. Observation carried out by the telescope of Mount Wilson (diameter 1.5m). Here, the great messier spiral nebula 15 located in the constellation of the triangle. CIRCA 1940: Argentic period. Handwritten references in pencil on the back. 18 x 24cm with margins.