National Museum of Nuclear Science & History
Francis O’Sullivan worked for the United States Engineer District Office.
J. T. Calvert worked for the Union Carbide & Carbon Corporation.
A. G. Milan worked for the J.A. Jones Construction Company.
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.
