National Museum of Nuclear Science & History
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.
Frank H. Travis Jr. served in the First Ordnance Squadron.
Robert Paulsen was a laboratory helper at the Chicago Met Lab.
Mildred Wagoner worked for the Roane-Anderson Company.
