National Museum of Nuclear Science & History
R. H. Martin worked for the United States Engineer District Office.
Joseph worked at the 300 Area at Hanford during the Manhattan Project.
I. A. Butcher worked for the Kellex Corporation at the K-25 Plant.
Lewis worked in the 200 W Area at Hanford during the Manhattan Project.
Brown worked at the 100-F Area at Hanford during the Manhattan Project.