National Museum of Nuclear Science & History
E. J. Bruckenheimer worked for the Fercleve Corporation.
Frank Mason worked for the United States Engineer District Office.
Colonel James Marshall (1897-1977) was district engineer of the Manhattan Engineer District. Marshall earned a position in the Army Corps of Engineers during his years at West Point.
R. E. Breathitt worked for the Tennessee Eastman Corporation at the Y-12 Plant.