National Museum of Nuclear Science & History
P. M. Putnam worked for the J.A. Jones Construction Company.
Cash worked as an operator at the Y-12 plant at Oak Ridge during the Manhattan Project.
Munn worked in the 300 Area at Hanford during the Manhattan Project.
Thomas Brill was a research assistant at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Arthur R. Hanson served in the 320th Troop Carrier Squadron.