Background
Levanevskii, Sigizmund was born in 1902.
Levanevskii, Sigizmund was born in 1902.
Educated at the Naval Pilots’ School, 1925.
Joined the Red Army, 1918. Took part in the rescue of the Cheluskin expedition, 1934. Made a long-distance flight from Moscow to Los Angeles, 1936.