Einar Sem-Jacobsen
From Infogalactic: the planetary knowledge core
File:Amundsen stephanson sem-jacobsen.jpg
Einar Sem-Jacobsen (to the right)
Einar Sem-Jacobsen (3 August 1878 – 15 October 1936) was a Norwegian military officer, engineer and aviation pioneer. He co-founded the society Norsk Luftseiladsforening in 1909. He was the manager of Hærens Flyvemaskinfabrikk at Kjeller from 1916 to 1922.[1][2]
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