This will be stairs down the the bluprint room. It looks high tech for the 1960s and it is underground in a secure location.
60's London Bus by Rafe Abrook, via Flickr - in 1967 I visited London with my family.
tube through the decades: interior of 70's london underground train
The Shops of Old London | Spitalfields Life I remember going here and facade looks surprisingly same
London, Piccadilly Circus, 1950 Piccadilly Circus trough the time
Sit on those steps / London [DONE] — Picadilly Circus
East London c1955
The 35 Must See Places in London: Wandering around Notting Hill is the perfect place to spot rows of pastel houses–and the pretty pastel vintage cars parked outside of them.
This is what the city of London looked like around the time Dr. Jekyll and Mr Hyde was written. The city of London is the setting of the book.
How to Vintage Shop Like a Pro in London