Kew Observatory
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Kew Photoheliograph, (user) — 1857
This is the first instrument that was purpose built for astronomical photography. It was used at Kew and Greenwich to take daily photographs of the Sun. Warren de la Rue took this instrument to Rivabellosa in Spain to photograph the ... read more
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Photographs of sunspots taken with the Kew Photoheliograph, (photographer, user) — September 1870
These photographs are from a series taken in September 1870 with the Kew Photoheliograph, the large instrument at the very right of this showcase. Astronomers used it to take daily photographs of the Sun. Comparing the photographs day by day ... read more