National Museum of Nuclear Science & History
W. A. Cone worked for the J.A. Jones Construction Company.
Roberta A. Edwards was a lab technician in the Health Division of the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
Horace Reeves worked for the J.A. Jones Construction Company.
Ruth Hoffberg was a stenographer at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
