National Museum of Nuclear Science & History
C. N. Rucker, Jr. worked for the Union Carbide & Carbon Corporation.
J. D. Renfroe worked for Clinton Laboratories at the X-10 Reactor.
George T. Felbeck was a Manhattan Project veteran and engineer, who held the position of Manager of Operations at Oak Ridge for Union Carbide.
A. T. Helgerson worked for the Tennessee Eastman Corporation at the Y-12 Plant.
