National Museum of Nuclear Science & History
M. V. Griscom worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Leroy Jackson was transferred into the Manhattan District, the branch of the United States Army Corps of Engineers tasked with overseeing the construction of critical Manhattan Project sites, shortly after its formation in 1942.
Delbert Ball was a procurement officer at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Meyer Rothenberg served in the 603rd Air Engineering Squadron.
Irene Balawender was a stenographer in the Instrument Section at the Metallurgical Laboratory in Chicago during the Manhattan Project.