National Museum of Nuclear Science & History
H. W. Butsch worked for the William A. Pope Company.
H. M. Schenk worked for the United States Engineer District Office.
Ratterman worked at the 200 East area at Hanford during the Manhattan Project.
Ralph Graves worked for the Tennessee Eastman Corporation at the Y-12 Plant.
R. A. Johnston worked for the United States Engineer District Office.
