National Museum of Nuclear Science & History
J. L. Holton worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Colonel Austin Wortham “Cy” Betts worked under General Kenneth D. Nichols 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.
William Sehenk worked on procurement and property at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Lawrence B. Magnusson was a research associate at the Metallurgical Laboratory at the University of Chicago.
