
Soviet geologist (1891-1965)
Sergey Obruchev was born on January 22, 1891 (Julian calendar) in Irkutsk and died on August 29, 1965 in Saint Petersburg, aged about 74. Recorded occupations: explorer, geologist, Esperantist and writer. Country of citizenship: Russian Empire, Russian Socialist Federative Soviet Republic and Soviet Union. Fields of work: geology, history of geology, Esperanto and creative and professional writing. Educated at Faculty of Physics and Mathematics of Moscow Imperial University. Honours include Stalin Prize, Order of Lenin, Order of the Red Banner of Labour, Order of the Badge of Honour and Medal "For Valiant Labour in the Great Patriotic War 1941–1945". Member of Russian Academy of Sciences.
This image of Sergey Obruchev's signature comes from Wikimedia Commons (Wikidata P109 signature file). Its licence is recorded as Public domain, with the file credited to Ivtorov. It is linked to the person through Wikidata property P109 (signature), which ties a documented individual to a specific archived file. We show the file as published and do not redraw or retouch it. Deceased 1965: low publicity-rights risk.
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