National Museum of Nuclear Science & History
Bradley Jr. worked at the 200 West Area at Hanford during the Manhattan Project.
S. W. Pratt worked for Clinton Laboratories at the X-10 Reactor.
Eldin Christenburg worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Sayers worked for Stone and Webster Engineering Corporation.
John Brolley was a research assistant at the Metallurgical Laboratory in Chicago during the Manhattan Project.