National Museum of Nuclear Science & History
P. M. Putnam worked for the J.A. Jones Construction Company.
Algie Wells worked for the United States Engineer District Office.
C. C. Clark served in the 390th Air Service Group.
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.
