This is the entry for Feb. 22, 1967 at This Day in Music:
Pink Floyd continued working on their debut album The Piper At The Gates Of Dawn at Abbey Road Studios, London. The Beatles were also working at Abbey Road, recording the giant piano chord for the end of ‘A Day In The Life’ for their Sgt. Pepper’s album.
I wonder if the place has a cafeteria and, if so, who wandered in.