National Museum of Nuclear Science & History
B. H. Hagedorn worked for the Edenfield Electric Company.
J. N. Harwood worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Mary Fair worked as a lab assistant at the Metallurgical Lab at the University of Chicago. She was not sure of the purpose of her work, but often used radiation detecting devices in the experiments.
Sergeant Abe Spitzer was a radio operator who witnessed both the bombings of Hiroshima and Nagasaki. He served as the radio operator for The Great Artiste, which served as the blast measurement instrumentation aircraft during the Hiroshima bomb mission.
Markle worked for Stone and Webster Engineering Corporation.