National Museum of Nuclear Science & History
Spencer Thomas worked for the United States Engineer District Office.
Heater worked at the 100-D Area at Hanford during the Manhattan Project.
John Vach was a guard at the Metallurgical Laboratory in Chicago during the Manhattan Project.
L. M. Haisten worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Archie Massey worked for the Kellex Corporation at the K-25 Plant.
