Revolver (Beatles album) audio miking and automatic double tracking (ADT), in addition to employing musical instrumentation outside of their standard live set-up. Some of the changes in studio practice introduced by "Revolver", particularly ADT, were soon adopted throughout the recording industry. The sessions also produced a non-album single, "Paperback Writer" backed with "Rain", for which the Beatles filmed their first on-location promotional films. In the UK, "Revolver" fourteen tracks were released to radio stations throughout July 1966. In the US, it was the last Beatles album to be subjected to Capitol's policy of altering the band's intended running order and content. The release
The Beatles' Second Album available backlog of some 25 songs yet to be released by Capitol Records, it was decided to compile a follow-up album as soon as possible. "The Beatles' Second Album" was the first album of the group's work to be assembled by Capitol Records exclusively for the US market—"Meet the Beatles!" was a reconfigured, abridged version of "With the Beatles". "Second Album" was a potpourri collection that did not represent the Beatles' output at the time; the end result was an assembly of material from nearly a half-dozen sessions and sources. Capitol compiled the album using additional songs from four different