Revolver (Beatles album) as the Beatles'. While also highlighting the importance of the production, David Howard writes that "Revolver" was a "genre-transforming album", on which Martin and the Beatles had "obliterated recording studio conventions". Combined with the similarly "visionary" work of American producer Phil Spector, Howard continues, through "Revolver", the recording studio had become "its own instrument; record production had been elevated into art." Whereas "Sgt. Pepper" had long been identified as the Beatles' greatest album, since the 2000s "Revolver" has often surpassed it in lists of the group's best work. Sheffield cites the album's 1987 CD release, with the full complement of
The Beatles (album) with Starr to reconsider. He duly returned on 5 September to find his drum kit decorated with flowers, a welcome-back gesture from Harrison. McCartney described the sessions for "The Beatles" as a turning point for the group, saying "there was a lot of friction during that album. We were just about to break up, and that was tense in itself", while Lennon later said "the break-up of the Beatles can be heard on that album". Of the album's 30 tracks, only 16 have all four band members performing. "The Beatles" contains a wide range of musical styles, which the authors