Thanks Jeff,

How about this building, two houses south of the Globe, with a suspicious-looking cellar arch????

https://www.google.co.uk/maps/@51.8275158,-2.5013055,3a,46.4y,47.49h,76.37t/data=!3m6!1...

I've seen this kind of arrangement before in pubs where there was a main door giving access to the pub itself and another nearby giving direct access to the rear.