National Museum of Nuclear Science & History
J. J. Boudreau worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Duren Howard Shields was a staff worker at Los Alamos during the Manhattan Project. During his time there, he worked on building the experimental casing for the bomb.
John Harbin worked for Clinton Laboratories at the X-10 Reactor.
Albert Waywood was a guard at the Chicago Met Lab during the Manhattan Project.