1990, about, aircraft, art, as 332, as 532, aviation, beginning, bridge, ch-53, chassis, circuits, consortium, cvn-74, dark, developed by, engine, eurocopter, fighter, flying fortress, grey, gun, heavy, helicopter, helicopters, history, m1 abrams, men, military, multipurpose . medium, people, plane, pools, puma, received, road, screw, sea, sea stallion, ship, single screw, sky, sky ., steering, super, tank, tower, transport, tricycle, trucks, turboshaft, variant, war, wave, weapon, with two