National Museum of Nuclear Science & History
H. F. Delo worked for the Edenfield Electric Company.
Jacob Epting worked as a carpenter in Oak Ridge, TN from November 1942 to October 1943. While Epting assumed he was building a hospital, he was never formally told about the project he was working on.
Jack Widowsky served as a second lieutenant in the 393rd Bombardment Squadron. He was regularly assigned to the B-29 Top Secret.
Robert Hobart worked for the United States Engineer District Office.
Robert C. Smith served in the 393rd Bombardment Squadron.