National Museum of Nuclear Science & History
E. M. Rogers worked for the United States Engineer District Office.
Frederick worked at Los Alamos during the Manhattan Project.
R. G. Humphries worked for the United States Engineer District Office.
Reuben McCord was a chemist who worked at several Manhattan Project sites. After graduating from Erskine College in South Carolina, he was recruited to work at the University of Chicago Metallurgical laboratory.
J. G. McNally worked for the Tennessee Eastman Corporation at the Y-12 Plant.