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0460001171

Dorothea Klumpke Roberts (1861-1942), American mathematician and astronomer. Roberts at work on the Carte du Ciel at the Paris Observatory. She is using a plate-measuring microscope to measure positions of star images on photographic plates. She was the first woman to make astronomical observations from a balloon. From 'La Science Illustree'. (Paris, December 1903). Engraving.

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Irish Photo Archive
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Dorothea Klumpke Roberts (1861-1942), American mathematician and astronomer. Roberts at work on the Carte du Ciel at the Paris Observatory. She is using a plate-measuring microscope to measure positions of star images on photographic plates. She was the first woman to make astronomical observations from a balloon. From 'La Science Illustree'. (Paris, December 1903). Engraving.