National Museum of Nuclear Science & History
Priest worked in the 100 B Area at Hanford during the Manhattan Project.
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.
H. L. Dickenson worked for the Tennessee Eastman Corporation at the Y-12 Plant.
D. D. Ogden worked for the J.A. Jones Construction Company.