" flying fortress ", 1938-1948 ., 30s, a-10, a.zhirnov ., activities, after the fight, airplane, airport, all-metal, ambulance, american, angl.north american, app. snub, art, attack, average, b -17, b-25, b-25 mitchell, bob, boeing b-17, bomber, book, car, clouds, construction, crew, damage, designer, diamond da42, double, english, fairchild, field, fighter, fighter polutoroplan, fighters, flying fortress, four-engine, four-engine bombers, frequently, general purpose, german, hangar, heavy, heavy bomber, i-15, ju.290, junkers, la 7, la-5, land, lavochkin, military, mitchell, moniker, monoplane, north, passenger version, pe- 8, periods, picture, plane, pre-war, quadruple, quintuple, radius, republic, return, riunok, road, scout, senior officials, shop, single, single-engine, single-engined, sky, soviet, soviet union, spitfire mk.7, su -9, support, the piston, thunderbolt ii, training, twin star, twin-engine, ut-2, war, ww2, yakovlev