National Museum of Nuclear Science & History
William Bryant worked for the Kellex Corporation at the K-25 Plant.
Josephine Redenius worked for the United States Engineer District Office.
Estelle B. Lucas was a laboratory assistant in the Chemistry Division at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Kathleen “Kay” (Gavin) Florin was a clerk in the chemistry division of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.