Many accurate 1921 census transcriptions have already been added to the pub history site, including London, and parts of Middlesex.
Plumstead pub history index
Directory of Pubs in the UK, historical public houses, Taverns, Inns, Beer Houses and Hotels in Plumstead, Kent .
Residents at this address
1891/John F Day/Beer Seller/41/Caerleon, Wales/Census
1891/Elvina Day/Wife/35/Ipswich, Suffolk/Census
1905/Geo R Collett/Beer Retailer/../../Post Office Directory
1919/Archibald Sayers/Beer Retailer/../../Post Office Directory
1921/William John Pogson/Beer Retailer/../../Post Office Directory
1944/Edward W J Cassidy/Beer Retailer/../../Post Office Directory
1971/../../../../Pubs Listing