1938-1948 ., a training biplane, a-71, a.zhirnov ., air force, airplane, alonzo harris, american, art, athlete, attack, backpacks, ball women, bay, beach, belarus, boeing, boxing, brigantine, clouds, combat training, denzel washington, designer, double, earth, ethan hawke, exercises, field, girl, grass, gulf, gym, gym balls, height, jake hoyt, juan sebastián elcano, machine, man, military, monoplane, pear, people, people doing exercises, periods, plane, polygon, pre-war, pt-17, rock, sea, ship, shock, shooter, shooting, single-engined, sky, soil, soldiers, soviet, soviet union, stearman, stones, thai boxing, training, training day, tree, ut-2, waves, yak- 130, yak-130, yakovlev