National Museum of Nuclear Science & History
M. L. Olsgaard worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Groht worked for Stone and Webster Engineering Corporation.
Melvin H. Bierman served as a sergeant in the 393rd Bombardment Squadron. Bierman was regularly assigned as a tail gunner in the Up An’ Atom, but did not fly in that plane in the August 1945 bombing missions on Hiroshima and Nagasaki.
