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Orlando
Women’s Writing in the British Isles from the Beginnings to the Present
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Johann Helvelius
Johann Helvelius
Standard Name:
Helvelius, Johann
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2 July 1665
Astronomer
Johann Helvelius
first recorded observations of the stars made at home in
Danzig (now Gdansk) in Poland
by his wife
Elizabeth Helvelius
, his assistant and later his collaborator.