National Museum of Nuclear Science & History
Neff worked at the 100-F Area at Hanford during the Manhattan Project.
Grover G. Cooper, Jr. served as a staff sergeant in the 393rd Bombardment Squadron.
Morton worked in the 200 East Area at Hanford during the Manhattan Project.
Curtis T. Barker served in the 1st Ordnance Squadron.
J. T. Murphy worked for the United States Engineer District Office.