Tupolev ANT-40
The Tupolev ANT-40, later designated as the SB (Skorostnoy Bombardirovshchik, or High-Speed Bomber), was a Soviet twin-engine medium bomber developed…
The Tupolev ANT-40, later designated as the SB (Skorostnoy Bombardirovshchik, or High-Speed Bomber), was a Soviet twin-engine medium bomber developed…