6, 1945,' containing a minute-by-minute account of the historic 'Little Boy' mission which dropped the world's first atomic bomb on the city of Hiroshima, WRITTEN IN FLIGHT OVER THE PACIFIC AND OVER THE TARGET, 6 August 1945. Autograph logbook signed, entitled 'Bombing of Hiroshima Aug. Army Air Corps, Co-pilot of the B-29 bomber the Enola Gay.