Trident Studios, St Anne's Court, London
Producer: George Martin
Engineer: Barry Sheffield
Ringo Starr was not present, as he had walked out of the group on 22 August 1968. The remaining Beatles elected to continue without him, and so decamped to Trident for its eight-track recording facilities.
The Beatles opted to record the song track-by-track, wiping each previous attempt until they had a satisfactory version, meaning that the result was a solitary take with numerous layers.