British music producer George Martin poses with with the Grammy Award he won for Best Surround Sound Album and Best Compilation Soundtrack Album For Motion Picture, Television Or Other Visual Media for The Beatles "Love" at the 50th Annual Grammy Awards in Los Angeles in this file photo from February 10, 2008. Nearly six decades after his start in the recording industry, legendary producer George Martin is at work on a documentary about the history of recorded music. REUTERS/Lucy Nicholson