Chester A. Hammond

Abe Spitzer

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.

Daniel N. Koshland

Daniel N. Koshland was a research assistant at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

Bernard T. Feld

Bernard T. Feld was a research associate at the University of Chicago’s Metallurgical Laboratory (“Met Lab”) during the Manhattan Project.

W.S. Roe Jr.