National Museum of Nuclear Science & History
Francis D. Thornhill served as a captain in the 393rd Bombardment Squadron. He was the navigator on the Straight Flush during the Hiroshima mission.
Floyd W. Kemner served as a 1st lieutenant in the 393rd Bombardment Squadron. He was the regularly assigned flight engineer for the Big Stink, and he and his crew were later reassigned to Luke the Spook.