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.
St Giles pub history index
A listing of historical public houses, Taverns, Inns, Beer Houses and Hotels in St Giles in Fields, London. The St Giles in Fields , London listing uses information from census, Trade Directories and History to add licensees, bar staff, Lodgers and Visitors.
Residents at this address
1856/Robert Bland Gill/Beer Retailer/../../Post Office Directory
1861/Robert B Gill/Beer Seller, Widow/41/St Giles, Middlesex/Census
1861/Emma Gill/Daughter/19/St Giles, Middlesex/Census
1861/Robret B Gill/Son, Wireworker/16/St Giles, Middlesex/Census
1861/Jane Gill/Daughter/12/St Giles, Middlesex/Census
1861/Edward Gill/Son/11/St Giles, Middlesex/Census
1861/Annee Gill/Daughter/8/St Giles, Middlesex/Census
1861/Henry Gill/Son/6/St Giles, Middlesex/Census
1869/Frederick Abbott/Beer Retailer/../../Post Office Directory
1881/Frederick Abbott/Beer House Keeper/68/Doncaster/Census
1881/Emily Abbott/Wife/40/Sudbury, Suffolk/Census
1881/Ernest F Abbott/Son/15/London, Middlesex/Census
1882/Frederick Abbott/Beer Retailer/../../Post Office Directory
1895/Charles Golding/Beer Retailer/../../Post Office Directory
1899/Charles Golding/Beer Retailer/../../Post Office Directory