National Museum of Nuclear Science & History
K. Z. Morgan worked for Clinton Laboratories at the X-10 Reactor.
Barr worked for Stone and Webster Engineering Corporation.
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.
William Swank worked for the Kellex Corporation at the K-25 Plant.
