" flying fortress ", 1938-1948 ., 1943, a.zhirnov ., a400m, air, all-metal, american, ant- 25, area, art, avro lancaster, b-25j, bob, boeing b-17, bomber, cantilever, designer, double, fight, fight., fighter, fighters, flight, flying fortress, four-engine, from, front, green, heavy, helmet, i-16, japanese, khalkhyn gol.1939god, la-5, lung, medium, military, military transport, mitchell, monoplane, mountain, nakajima ki-27b, north american, one, periods, picture, plane, plane - fighter, pre-war, river, single, single-engine, single-engined, siviet, sky, snow, soviet, soviet union, the piston, the world, tops, training, turboprop, twin-engine, ut-2, very, was, yak- 3, yak- 9, yak-9, yakovlev