National Museum of Nuclear Science & History
Frank Vaughan was a research associate at the Chicago Met Lab during the Manhattan Project.
E. A. Beaven worked for the Roane-Anderson Company.
George Moulton was an American chemical metallurgist. After receiving his bachelor’s degree in chemistry from Drury College, he began conducting research on radioactive metals at Iowa State.
Leamon Babb was a security guard at the Metallurgical Laboratory in Chicago during the Manhattan Project.