National Museum of Nuclear Science & History
F. A. Thomas worked for the Edenfield Electric Company.
William Brilliant was a guard at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Cowan worked at the 100-B Area at Hanford during the Manhattan Project.
Browning worked at Los Alamos during the Manhattan Project.
D. W. King worked for the Tennessee Eastman Corporation at the Y-12 Plant.