Boris Rauschenbach, son of Viktor Rauschenbach, was born 18 January 1915 in what today is St. Petersburg. His father was born in the Volga German colony of Katharinenstadt. Boris was a Soviet physicist and rocket engineer. He developed the theory and instruments for interplanetary flight control and navigation. He died on 27 March 2001 in Moscow.
- Boris Rauschenbach (Wikipedia)