Many accurate 1921 census transcriptions have already been added to the pub history site, including London, and parts of Middlesex.
Bethnal Green pub history index
Existed from at least 1851.
Historical London public houses, Taverns, Inns, Beer Houses and Hotels.
Residents at this address.
1851/Charles Widows/Beer Seller/34/Bethnal Green, Middlesex/Census *
1851/Emma Widows/Wife/27/East Ham, Essex/Census
1851/Josiah Rals/Visitor/25/Spitalfields, Middlesex/Census
1856/Nathaniel Rogers/beer retailer/../../Post Office Directory *
* Provided by Ewan