National Museum of Nuclear Science & History
Eugene Milton Wagner was a construction general contractor who worked for the J.A. Jones Construction Company at the Oak Ridge, Tennessee site as a construction engineer.
Carrol Sutton worked for the Roane-Anderson Company.
John M. “Jack” Hubbard was an American meteorologist. Considered one of the brightest meteorologists in the world by the early 1940s, Hubbard was a former student of the renowned meteorologist Irving Crick.
Opal MacDonald was a stenographer at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.