National Museum of Nuclear Science & History
C. L. McCallum worked for the Tennessee Eastman Corporation at the Y-12 Plant.
T. L. Leahy worked for the United States Engineer District Office.
Lt. Francis O’ Sullivan was the third officer om the job when he arrived December 11, 1942, had served in Vicksburg, Mobile and the Lower Mississippi Valley before he came to Oak Ridge.
R. W. Rankin worked for the Tennessee Eastman Corporation at the Y-12 Plant.
