National Museum of Nuclear Science & History
R. C. Burritt worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Harold B. Nilling was a laboratory helper at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.
J. H. Leary worked for the United States Engineer District Office.
Jesse Kupferberg was a Technical Sargeant in the US Army who participated in Project Alberta, the group tasked with transporting and assembling the two atomic bombs in 1945.