National Museum of Nuclear Science & History
Robert Hargraves worked for the H. K. Ferguson Company.
Frank Huke worked on the Mahattan Project in Chicago and as a part of the Ames Project, the uranium production process based in Ames, Iowa.
Sheffe Abraham served in the 1st Ordnance Squadron.
H. E. Newman worked for the Tennessee Eastman Corporation at the Y-12 Plant.