Retro aircraft po-2 created under the leadership of n. n. polikarpov in 1928Retro aircraft po-2 created under the leadership of N. N. Polikarpov in 1928
The soviet deck attack aircraft is the first serial vertical takeoff aircraft in the ussrThe Soviet deck attack aircraft is the first serial vertical takeoff aircraft in the USSR
British single-seat fighter aircraft of the first world warBritish single-seat fighter aircraft of the First World War