Many accurate 1921 census transcriptions have already been added to the pub history site, including London, and parts of Middlesex.
Holborn index
The address is at 46 Grays Inn road by 1869
A listing of historical public houses, Taverns, Inns, Beer Houses and Hotels in Holborn - St Andrew, London.
Residents at this address
1811/William Reading, Crown & Barley Mow, 22 Grays Inn lane/../../Holdens
Directory
1825/Mr Thomas/../../../Licensed Victuallers Association
1833/James Cusens/../../../Licensed Victuallers Association
1839/Thomas Cusens/../../../Pigots Directory
1842/William Watchorn/../../../Robsons Directory
1843/George Adams/../../../Post Office Directory
1846/George Adams/../../../Post Office Directory
1848/Mrs Mary Marston/../../../Post Office Directory
June 1849/Maria Marston/Outgoing Licensee/../../Era
June 1849/Charles Finglass/Incoming Licensee/../../Era
1851/Chas Finglass/../../../Kellys Directory
1852/Charles Finglass, Crown & Barley Mow, 22 Grays Inn lane//../../Post
Office Directory
1851/Charles Finglass/Licensed Victualler/34/Dublin/Census
1851/Eliza Finglass/Wife/35/London, Middlesex/Census
1851/Eliza Dawes/Mother, Widow/53/London, Middlesex/Census
1851/Kate Dawes/Cousin/7/London, Middlesex/Census
1851/Thomas Golden/Visitor/43/Uxbridge/Census
1851/Mary Game/House Servant/38/Ireland/Census
January 1854/Archibald Campbell Russell/Outgoing Licensee/../../Era
January 1854/William Fortye Millis/Incoming Licensee/../../Era
1856/Mrs Catherine McIlwham/../../../Post Office Directory
April 1856/Henry Marrs/Outgoing Licensee/../../Era Newspaper
April 1856/Mainwaring Davies Gent/Incoming Licensee/../../Era Newspaper
1858/Mrs Ann George/../../../Post Office Directory
September 1857/Ann George/Outgoing Licensee/../../Era
September 1857/Robert Lemon/Incoming Licensee/../../Era
October 1859/George Green/Outgoing Licensee/../../Era
October 1859/Henry Gibson/Incoming Licensee/../../Era
1861/John McCormack/Victualler/54/Kensington, Middlesex/Census
1861/Mary Widdowson/Servant/28/Northamptonshire/Census
1863/John Mecormack, Crown & Barley Mow, 23 Grays inn lane/../../Post Office Directory
April 1864/John McCormack/Outgoing Licensee/../../Era Newspaper
April 1864/William Cornick and Caroline Cornick/Incoming Licensee/../../Era
Newspaper
1869/Henry Janes/46 Grays Inn road/../../Post Office Directory