A dense column of smoke rises more than 60,000 feet into the air over the Japanese port of Nagasaki,
"A dense column of smoke rises more than 60,000 feet into the air over the Japanese port of Nagasaki, the result of an atomic bomb, the second ever used in warfare, dropped on the industrial center August 1945, from a U.S. B-29 Superfortress." (National Archives)