National Museum of Nuclear Science & History
Marjorie Hall Bradner was a secretary at Los Alamos during the Manhattan Project. She was also the wife of Los Alamos physicist Hugh Bradner.
Clarence Signaigo was a laboratory helper at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Roger Sutton (1916-2000) was a Canadian-American physicist. Sutton was born in Lloydminster, Saskatchewan.