National Museum of Nuclear Science & History
Beggs worked in the United States Engineer District Office.
Marjorie Hall Bradner was a secretary at Los Alamos during the Manhattan Project. She was also the wife of Los Alamos physicist Hugh Bradner.
Warren Johnson worked for Clinton Laboratories at the X-10 Reactor.
Edward Bohlmann was a research assistant at the Metallurgical Laboratory in Chicago during the Manhattan Project.
P. N. Smith worked for the H. K. Ferguson Company.