Press launch for Sgt Pepper’s Lonely Hearts Club Band, held at Brian Epstein’s place at 24 Chapel Street, London, on 19 May 1967.

Press launch for Sgt Pepper’s Lonely Hearts Club Band, held at Brian Epstein’s place at 24 Chapel Street, London, on 19 May 1967.

Press launch for Sgt Pepper’s Lonely Hearts Club Band, held at Brian Epstein’s place at 24 Chapel Street, London, on 19 May 1967.

Press launch for Sgt Pepper’s Lonely Hearts Club Band, held at Brian Epstein’s place at 24 Chapel Street, London, on 19 May 1967.

Press launch for Sgt Pepper’s Lonely Hearts Club Band, held at Brian Epstein’s place at 24 Chapel Street, London, on 19 May 1967.

Press launch for Sgt Pepper’s Lonely Hearts Club Band, held at Brian Epstein’s place at 24 Chapel Street, London, on 19 May 1967.

Ignore the caption. It’s at the press launch for Sgt Pepper’s Lonely Hearts Club Band, held at Brian Epstein’s place at 24 Chapel Street, London, on 19 May 1967.

Press launch for Sgt Pepper’s Lonely Hearts Club Band, held at Brian Epstein’s place at 24 Chapel Street, London, on 19 May 1967.

Preliminary sketches and notes for Sgt. Pepper by Peter Blake, 1967

SCAN - The Beatles posing for Sgt. Pepper’s Lonely Hearts Club Band, May 1967

Just so no one gets confused.

Press launch for Sgt Pepper’s Lonely Hearts Club Band, held at Brian Epstein’s place at 24 Chapel Street, London, on 19 May 1967.

Fuller version of this picture. Press launch for Sgt Pepper’s Lonely Hearts Club Band, held at Brian Epstein’s place at 24 Chapel Street, London, on 19 May 1967.