Boris Andreyev
Boris Dmitriyevich Andreyev was a Soviet cosmonaut. He retired in 1983 for medical reasons and subsequently did not fly on any missions into space. He was, however, given backup assignments on several flights.
Boris Dmitriyevich Andreyev was a Soviet cosmonaut. He retired in 1983 for medical reasons and subsequently did not fly on any missions into space. He was, however, given backup assignments on several flights.