National Museum of Nuclear Science & History
G. C. DeCroes worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Abel DeHaan was a civilian chemist that worked at the Y-12 Complex in Oak Ridge, TN. DeHaan was hired for the Manhattan Project by Glenn Seaborg while in his last year of a B.
Dodson Marrs worked in carpentry and concrete work at Oak Ridge, Tennessee as a part of the Manhattan Project.
