Many accurate 1921 census transcriptions have already been added to the pub history site, including London, and parts of Middlesex. If you can contribute to the site, send me some details to Kevan, along with some description of the specific property.
Clerkenwell pub history index
Historical London public houses, Taverns, Inns, Beer Houses and Hotels.
Residents at this address.
Rich, Kings Arms, Exmouth street, Spa fields/../../Licensed Victuallers
April 1827/Rich/../../../Licensed Victuallers Association
1839/Benjamin Brooks/../../../Pigot's Directory *
1842/Benjamin Brooks/../../../Robson's Directory *
1848/Benjamin Brooks/../../../Post Office Directory *
1851/Benjamin Brooks/../../../Post Office Directory *
1851/Benjamin Brooks/Wine Merchant/36/Southwark, Surrey/Census *
1851/Amelia Brooks/Wife/33/Frome, Somerset/Census
1851/George Hall/Servant/27/St Luke, Middlesex/Census
1851/Virtue Knowles/Servant/38/Farnham, Surrey/Census
1851/Jane Farmer/Servant/24/Mile End, Middlesex/Census
1856/Benjamin Brooks/../../../Post Office Directory *
March 1866/Samuel Pulham/License renewal/../Clerkenwell News
1869/Samuel Pulham/../../../Post Office Directory *
April 1871/Samuel Pulham/Outgoing Licensee/../../Era Newspaper
April 1871/George Saunders/Incoming Licensee/../../Era Newspaper
* Provided By Ewan