National Museum of Nuclear Science & History
Before the war Oswald Greager was a high-ranking DuPont chemist. He took leave from DuPont in 1942 to join the Army's Chemical Warfare Service.
Keith Coleman worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Jeanne (Smoot) Crumb was a nurse at the Los Alamos Hospital during World War II. It is believed that she was recruited from Barnes Hospital in St.
