National Museum of Nuclear Science & History
Attended Iowa State University.
Harold Hasenfus was part of the Special Engineer Detachment during the Manhattan Project and worked at the University of Chicago's Metalurgical Laboratory and at the gaseous diffusion plant in Oak Ridge.
Arnold Grubbe (1904-2002) was an engineer working for the civilian contractor Crane Company in Oak Ridge, Tennessee.
Clarence Buren worked for the Kellex Corporation at the K-25 Plant.
Joe R. Brown served as a corporal in the 393rd Bombardment Squadron. He was the radar operator regularly assigned to the B-29 Some Punkins.