Super-Nova 145.1937 Persei
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O. Morgenroth
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Article
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1937
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John Wiley and Sons
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English
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In 1874 he took part in an expedition untertaken for observing the passage of Venus across the Sun's disk in Kamne-Rybolovo (Far East). In 1876 he was appointed lecturer and later on professor in astronomy at the St. Petersburg University. In 1906 he got the dignity of honorary professor; in 1928 he