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
Preparation for the take-off of a military transport aircraftPreparation for the take-off of a military transport aircraft
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