National Museum of Nuclear Science & History
Joseph Gilbert “Joe” Hamilton (1907-1957) was a physician who directed biomedical research at the Berkeley site of the Manhattan Project.
A. Castle worked for the Roane-Anderson Company.
John L. Willoughby served as a sergeant in the 393rd Bombardment Squadron. He was a member of the ground crew regularly assigned to the B-29 Bockscar.
D. W. King worked for the Tennessee Eastman Corporation at the Y-12 Plant.