National Museum of Nuclear Science & History
Robert Plott was a research assistant at the Chicago Met Lab during the Manhattan Project.
Alexander Glon was a laborer at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
H. O. Arnold worked for the Kellex Corporation at the K-25 Plant.
C. J. Toney worked for the Tennessee Eastman Corporation at the Y-12 Plant.