1938-1948 ., 250_sx-f, 3 de, 30s, a.zhirnov ., activities, air, airport, all-metal, am-42, american, angl.north american, app. snub, art, attack, average, b -17, b-25, b-25 mitchell, bike, blur, bob, bokeh, bomber, book, bugatti, car, close up, clouds, compressor, construction, cool, crew, designer, details, double, dry ., engine, english, experienced, fighter, fighter polutoroplan, fighters, four-engine, four-engine bombers, frequently, front, harley davidson, heavy bomber, i-15, ktm, land, machine, military, mitchell, moniker, monoplane, north, parking, passenger version, pe- 8, periods, picture, piston, plane, pre-war, quintuple, radius, road, senior officials, single-engined, sky, soviet, soviet union, spitfire mk. xiv, spitfire mk.7, su- 6, supercharger, supermarine, support, the impeller, training, turbine, twin-engine, ut-2, vehicles, wallpaper., war, ww2, yakovlev