National Museum of Nuclear Science & History
P. T. Covington worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Blizzard worked at the 300 Area at Hanford during the Manhattan Project.
Hans Courant (1924- ) is a German-born, American physicist. After only completing one semester at MIT, the army recruited Hans Courant.
Lawrence Thomas Abraham was a contractor who served as the construction superintendent at Los Alamos during the Manhattan Project.
R. A. Johnston worked for the United States Engineer District Office.