The application of a tactical sign with a stencil on the Messerschmitt Bf.109F-4 aircraft from the JG51 Nazi Luftwaffe squadron.
Messerschmitt Bf.109 (traditional for the USSR writing – Me-109 ) – single-engine piston fighter-low-wing, which was in service with the Luftwaffe and the Air Force of various countries for almost 30 years.