The ball turret, like this one on a B-17 in England ... in the summer of 1943 before flying 23 European missions as a B-24 radio-gunner (and enduring a year as a German POW).

Used on several bomber models during World War II ... 50-caliber) machine guns. Beneath the B-24 was a ball turret, within which a crewmember could sit, providing defensive measures to the ...