National Museum of Nuclear Science & History
Henry Wigen worked for the United States Engineer District Office.
Johnson worked at the 100-F Area at Hanford during the Manhattan Project.
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.
C. L. Lutts worked for the Roane-Anderson Company.
