National Museum of Nuclear Science & History
Richard Apple was a research associate at the University of Chicago’s Metallurgical Laboratory during the Manhattan Project.
Dean W. McKee served in the 1st Ordnance Squadron.
Jack Hefner joined the Manhattan Project at Oak Ridge in 1943. Hefner was a reactor engineer and helped supervise the construction of the X-10 Graphite Reactor.
N. C. Parrish worked for the United States Engineer District Office.
T. P. Neely worked for the J.A. Jones Construction Company.