National Museum of Nuclear Science & History
George Feldman worked for the Roane-Anderson Company.
Norma Gross was an American chemist. She was married to an Army lieutenant who was stationed at Los Alamos during the Second World War.
W. C. Spurgeon worked for the United States Engineer District Office.
Frank E. Keene was a janitor at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.