National Museum of Nuclear Science & History
Williams worked for Stone and Webster Engineering Corporation.
G. E. Boyd worked for Clinton Laboratories at the X-10 Reactor.
Steve C. Lizak served as a sergeant in the 393rd Bombardment Squadron. He was a member of the ground crew regularly assigned to the B-29 Enola Gay.
Hardleben worked at the 100-F Area at Hanford during the Manhattan Project.