National Museum of Nuclear Science & History
Halpern worked in the United States Engineer District Office.
G. R. McLeod worked for the Tennessee Eastman Corporation at the Y-12 Plant.
E. P. Jackson worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Helen E. Krinek was a research assistant in the Health Division of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
