National Museum of Nuclear Science & History
D. W. Bledsoe worked for the Tennessee Eastman Corporation at the Y-12 Plant.
S. C. Welliever worked for the United States Engineer District Office.
L. C. Schroeder worked for the Oak Ridge Recreation and Welfare Association.
Edgar Sengier (1879 – 1963) was the director of Union Miniere du Haut Katanga. After being warned by British scientists regarding the potential danger were the uranium ore to fall into the wrong hands, Sengier decided to transport half the uranium stockpile from the Congo to the United States in 1940.