National Museum of Nuclear Science & History
M. K. Walden worked for the Tennessee Eastman Corporation at the Y-12 Plant.
B. F. Marx worked for the United States Engineer District Office.
Morris R. Jeppson served as a lieutenant in the 1st Ordnance Squadron. He also worked as a weapons test officer.
Shea worked for Stone and Webster Engineering Corporation.
John was a staff member at Los Alamos during the Manhattan Project.
