National Museum of Nuclear Science & History
MacDonald was a member of the Instrument Section at the University of Chicago’s Metallurgical Laboratory.
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.
Russin worked at the 200 East Area at Hanford during the Manhattan Project.
E. L. Hile worked for the Fercleve Corporation.
McCue worked in the 100 B Area at Hanford during the Manhattan Project.