National Museum of Nuclear Science & History
R. F. Maness worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Maier worked for Stone and Webster Engineering Corporation.
Rau worked for Stone and Webster Engineering Corporation.
Ralph Nobles was one of three brothers to work on the Manhattan Project. He and his brother William worked at Los Alamos, while brother Robert was at the University of Chicago’s Metallurgical Laboratory.