In four short years, the US Army Air Forces grew from a small air service to a mighty armada that swept the Luftwaffe from the skies, and was capable of projecting force on a global scale. AAF pilots of WW2 often flew with their headphones clamped down over their service caps, carefully cultivating the coveted "50 mission" crush look that distinguished the seasoned veterans from the green, untested rookies. The crusher conveyed the relaxed confidence that could only be gained in the crucible of air combat, and no crush cap was better made than the Bancroft version. This US Army AAF ...