National Museum of Nuclear Science & History
S. J. Helfman worked for the J.A. Jones Construction Company.
A. P. Nowlin worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Harold Lichtenberger was a research assistant at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
F. Schmidt worked for the Tennessee Eastman Corporation at the Y-12 Plant.
