Jean Alexander Heinrich Clapier de Colongue
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Jean Alexander Heinrich Clapier de Colongue (Template:Langx; Template:Langx) (6 March [O.S. 22 February] 1838–26 May [O.S. 13 May] 1901) was a Baltic German marine engineer and founder of a theory of magnetic deviation for magnetic compasses, living and working in Imperial Russia.[1]
Biography
Ivan Petrovich de Collong was born in 1839 in Dünaburg (now Daugavpils) into a Baltic German noble family originally of Franco-Portuguese origin.Script error: No such module "Unsubst". He studied at the Naval Academy in Saint Petersburg and from 1870 he worked there as a lecturer. Starting in 1878 he was head of the Navy's Main Hydrographical Administration. In 1875, he constructed a deflector (a new type of compass baffle) and later improved upon its design.
De Collong was a Corresponding Member of the Russian Academy of Sciences (from 1896) and a Major-General of the Imperial Russian Navy. He was awarded the Lomonosov Prize by the Russian Academy of Sciences.
See also
References
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External links
- Memoirs of Alexei Krylov Template:In lang
- Genealogy handbook of Baltic nobility Clapier de Colongue's Template:In lang
- Pages with script errors
- 1839 births
- 1901 deaths
- People from Daugavpils
- People from Dvinsky Uyezd
- Baltic-German people from the Russian Empire
- Inventors from the Russian Empire
- Engineers from the Russian Empire
- Imperial Russian Navy personnel
- Marine engineers
- Corresponding members of the Saint Petersburg Academy of Sciences