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Unearthing the legacy of Harvard's female 'computers' - BBC News
«Between 1885 and 1927, the observatory employed about 80 women who studied glass plate photographs of the stars. They found galaxies and nebulas and created methods to measure distance in space. »Mon 28 Aug 2017 05:50:51 AM CEST - permalink -- http://www.bbc.com/news/world-us-canada-40879870?ocid=socialflow_twitter