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.
Camberwell pubs history index
at 17 Clarendon Street before 1908
Historical London public houses, Taverns, Inns, Beer Houses and Hotels.
Residents at this address.
September 1851/Mary Ann Nightingale (late Conway)/Outgoing
Licensee/../../Era Newspaper
September 1851/Charles Nightingale, her husband/Incoming Licensee/../../Era
Newspaper
June 1855/Charles Nightingale/Outgoing Licensee/../../Era Newspaper
June 1855/Thomas Reynolds/Incoming Licensee/../../Era Newspaper
December 1859/Thomas Owen/Outgoing Licensee/../../Era
December 1859/Thomas Hollick/Incoming Licensee/../../Era
September 1862/Thomas Halleck/Outgoing Licensee/../../../London Daily News
September 1862/John Smith/Incoming Licensee/../../London Daily News
September 1870/William Joseph Drew/Outgoing Licensee/../../Era Newspaper
September 1870/William Thomas Lampter/Incoming Licensee/../../Era Newspaper
1878/Chas R Bliss/../../../../Suburban Post Office Directory
1881/Charles Bliss/Licensed Victualler/43/London, Middlesex/Census
1881/Elizabeth Bliss/Wife/33/London, Middlesex/Census
1881/Charles Bliss/Son/4/London, Middlesex/Census
1881/Lilly Bliss/Daughter/3/London, Middlesex/Census
1881/Alfred Bliss/Son/2/London, Middlesex/Census
1881/Charlotte Walden/Sister/32/London, Middlesex/Census
1896/Walter Pottinger/../../../../Post Office Directory
1904/Edward Banbery/../../../Post Office Directory *
1905/Edward Banbery/../../../../Post Office Directory
1908/Edward Banbery/../../../../Post Office Directory
1911/Edward Banbery/../../../../Post Office Directory
1914/Charles Richard Denn/../../../Post Office Directory *
1919/Charles R Denn/../../../../Post Office Directory
1921/Charles R Denn/../../../../Hughes Directory
1938/Albert Edmund Hill/../../../../Post Office Directory
1944/Harry Wing Stevenson/../../../../Post Office Directory
* Provided By Ewan