National Museum of Nuclear Science & History
Bales worked for Stone and Webster Engineering Corporation.
W. R. Sutton worked for the Edenfield Electric Company.
Grace Pitzer worked for the United States Engineer District Office.
William Brilliant was a guard at the Metallurgical Laboratory in Chicago during the Manhattan Project.
Melvin A. Miller was a draftsman at the University of Chicago Met Lab. In 1946, he sketched two famous drawings of Chicago Pile-1 based on the descriptions of scientists who were present when it went critical.