National Museum of Nuclear Science & History
Clarence Signaigo was a laboratory helper at the Metallurgical Laboratory in Chicago during the Manhattan Project.
C. M. Cates worked for the Edenfield Electric Company.
Joan Hinton (1921-2010) was an American physicist who later defected to China. Hinton was born into a precocious family.
Tracy worked for Stone and Webster Engineering Corporation.
William Rose worked as a welder at the Allis-Chalmers Manufacturing Company in West Allis, Wisconsin from November 1943 to April 1946.