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Arkady Ostashev, Soviet/Russian scientist and engineer (born 1925)

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Arkady Ostashev
Russian engineer in Soviet space program
Arkady Ilyich Ostashev was a Soviet and Russian scientist, engineer - mechanic in the former Soviet space program, working on as a designer many of rocket propulsion and control system of Soviet satellites. He was a participant in the launch of the first artificial satellite of…Source: Wikipedia (CC BY-SA)