Author Charles Pellegrino confirmed Monday that he was duped by a source while researching his book on the bombing of Hiroshima and will remove the impostor entirely from future editions.

"The Last Train From Hiroshima," published last month by Henry Holt to favorable reviews, contained reminiscences of Joseph Fuoco, who claimed to have been a last-minute substitute aboard Necessary Evil, one of the photography planes that escorted the Enola Gay, which dropped the atomic bomb on Hiroshima.

Fuoco presented evidence to Pellegrino that he replaced Flight Engineer James R. Corliss. "My concern now is to correct this, to have James Corliss in his rightful place in history," Pellegrino said in an interview Monday. Fuoco died in September 2008....