National Museum of Nuclear Science & History
H. C. Elliott worked for the Tennessee Eastman Corporation at the Y-12 Plant.
H. E. Elliot worked for the Tennessee Eastman Corporation at the Y-12 Plant.
M. E. Gregson worked for the Roane-Anderson Company.
Mary McCormick was a secretary at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.