National Museum of Nuclear Science & History
Wuethrich worked for Stone and Webster Engineering Corporation.
Arthur S. Opsahl served in the 603rd Air Engineering Squadron.
S. Kaplan served in the 390th Air Service Group.
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.