National Museum of Nuclear Science & History
Ossie Parker worked for the Edenfield Electric Company.
Andrew Stehney was a research assistant at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Alfred Neyens served in the Special Engineer Detatchment (SED) at Los Alamos during the Manhattan Project.
P. R. Payne worked for the Roane-Anderson Company.
Long worked for Stone and Webster Engineering Corporation.