National Museum of Nuclear Science & History
S. C. Barnett worked for the Union Carbide & Carbon Corporation.
John Kenyon Kinnear, Sr. was raised in Brooklyn, NY. He joined the Army and because he was a tool and die maker, he was assigned to the Manhattan Project.
K. A. Wright worked for the United States Engineer District Office.
W. L. Luttrell worked for the Tennessee Eastman Corporation at the Y-12 Plant.