National Museum of Nuclear Science & History
Mathis worked for Stone and Webster Engineering Corporation.
B. K. Coghlan, Jr. worked for the Kellex Corporation at the K-25 Plant.
Marvin Tetenbaum was a research assistant at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Sewell Davis worked at the 300 Area at Hanford during the Manhattan Project.
Foote worked in the United States Engineer District Office.
