National Museum of Nuclear Science & History
Charles Critchfield (1910-1994) was an American mathematical physicist. In December 1942, he was approached by J.
Ross Hill worked for the United States Engineer District Office.
F. C. Ruh worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Ira C. Weatherly served as a 2nd lieutenant in the 393rd Bombardment Squadron. He was the pilot on the Straight Flush during the Hiroshima mission.