National Museum of Nuclear Science & History
P. M. Putnam worked for the J.A. Jones Construction Company.
Sappenfield worked at the 300 Area at Hanford during the Manhattan Project.
Munn worked in the 300 Area at Hanford during the Manhattan Project.
Flannigan worked in the United States Engineer District Office.
H. A. Rehnberg worked for the Kellex Corporation at the K-25 Plant.
