National Museum of Nuclear Science & History
J. M. Herndon worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Harold B. Nilling was a laboratory helper at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
James Barton worked as a carpenter for the DuPont Company at the Hanford, Washington site. He never knew he was working on the atomic bomb until after it was dropped in Japan.
W. G. Minser, Jr. worked for the United States Engineer District Office.