National Museum of Nuclear Science & History
Morton Camac (1923-2012) was an American physicist. Camac graduated from the University of Chicago in 1943 and stayed there to work under Enrico Fermi on the Chicago Pile-1 nuclear reactor.
J. S. Staples worked for the Fercleve Corporation.
John Arthur "Jack" Robinson was a machinist and instrument maker at the Clinton Engineering Works in Oak Ridge, Tennesse in 1943.
A.C. Tregillus was a procurement chief at the Metallurgical Laboratory in Chicago during the Manhattan Project.