Many accurate 1921 census transcriptions have already been added to the pub history site, including London, and parts of Middlesex.
Kensington pub index
The latter address is at 7 Murchison road
A listing of historical London public houses, Taverns, Inns, Beer Houses and Hotels in Kensington, London.
Residents at this address
1881/John Welch/Beer Retailer/38/Wood St City/Census
1881/Jane Welch/Wife/37/Poulshot, Wiltshire/Census
1881/William Welch/Son/6/Stepney, Middlesex/Census
1881/Annie W Welch/Daughter/2/Harrow Rd, Middlesex/Census
1891/John Welch/Beer Retailer/../../Post Office Directory
1895/John Welch/Beer Retailer/../../Post Office Directory
1899/Mrs John Welch/Beer Retailer/../../Post Office Directory
1910/Mrs John Welch/Beer Retailer/../../Post Office Directory
1914/Mrs John Welch/Beer Retailer/../../Post Office Directory
1934/Arthur John Welch/Beer Retailer/../../Post Office Directory