National Museum of Nuclear Science & History
H. A. Rehnberg worked for the Kellex Corporation at the K-25 Plant.
W. J. Scanlan worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Lawrence Roth worked for the United States Engineer District Office.
Oklahoma-born Leon Overstreet went into construction in 1941 after he learned a little pipefitting with American Can in Kansas City.