National Museum of Nuclear Science & History
N. C. Parrish worked for the United States Engineer District Office.
G. L. Cubbison worked for the Edenfield Electric Company.
Delbert Ball was a procurement officer at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Floyd A. Lemley served in the 603rd Air Engineering Squadron.
Kay Tracy was Arthur Compton’s secretary at the Metallurgical Laboratory in Chicago during the Manhattan Project.
