National Museum of Nuclear Science & History
W. A. Cone worked for the J.A. Jones Construction Company.
Gifford worked at the 200 West Area at Hanford during the Manhattan Project.
Leo P. Morawa served in the 393rd Bombardment Squadron.
D. L. DeNeal worked at the 300 Area at Hanford during the Manhattan Project.
Mathis worked for Stone and Webster Engineering Corporation.
