National Museum of Nuclear Science & History
R. F. Ridgeway worked for the Roane-Anderson Company.
W. E. Eaton worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Hayden Rector was a contract attorney for the U.S. Army Corps of Engineers at Hanford, WA during the Manhattan Project.
George worked in the United States Engineer District Office.
Shepherd worked for Stone and Webster Engineering Corporation.