National Museum of Nuclear Science & History
F. C. Spry worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Herbert Silverstone was a research assistant at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Helena Calloway was a laboratory assistant in the Chemistry Division of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Roy LaBlanc worked for the Tennessee Eastman Corporation at the Y-12 Plant.
