National Museum of Nuclear Science & History
William Gray worked for the Roane-Anderson Company.
George Hyde was a chemist assigned to the Y-12 Plant in Oak Ridge, Tennessee from February 1944 to the end of the war.
Sadelle T. Greenblatt was a research assistant in the Instruments Division of the University of Chicago’s Metallurgical Laboratory during the Manhattan Project.
G. C. Henderson worked for the Tennessee Eastman Corporation at the Y-12 Plant.