National Museum of Nuclear Science & History
E. S. Bettis worked for the Tennessee Eastman Corporation at the Y-12 Plant.
C. C. Upshall worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Calhoun worked at the 100-B Area at Hanford during the Manhattan Project.
R. C. Hutcherson worked for the J.A. Jones Construction Company.
