Many accurate 1921 census transcriptions have already been added to the pub history site, including London, and parts of Middlesex.
The Fulwood rents are listed here.
A listing of historical public houses, Taverns, Inns, Beer Houses and Hotels in Holborn - St Andrew, London.
Residents at this address.
Lodge of Zeal meets at the Welsh Harp, Fulwoods rents, High Holborn, London in 1773
1811/_ Jones, Welch Harp, Fullwood rents, Holborn/../../Holdens Directory
24 September 1821/Insured: John Dewhurst 81 Long Acre victualler; Other property or occupiers: 19 Fulwood Rents Holborn; the Welch Harp (victualler); carpenter
1827/Fras Breman, Harp, 21 Fulwoods rents, Holborn/../../Pigots Directory
1833-34/Owen McCormick, Welch Harp, 20 Fulwood rents, Holborn/../../Pigots Directory
1834/O McCormick, Welch Harp, Fullwoods rents/../../Pigots Directory
1835/O McCormick, Welch Harp, Fulwood rents/../../Pigots Directory
1836/Welch Harp, Richard Rowe, 20 Fulwoods Rents, Holborn/../../Pigots Directory
Bankruptcy and Insolvency Gazette : Saturday August 29, 1835.
R Rowe, victualler, Fulwoods rents, Holborn [see Welch Harp]
25 October 1838/Insured: Joseph Wright, the "Welsh Harp", 20 Fulwoods Rents, Holborn, dealer in beer, Thomas Warlters and Thomas Harrison
1840/Welsh Harp, Jos Wright, 20 Fulwoods Rents, Holborn/../../Pigots Directory
1847/Edward Barker Storey, Welsh Harp, 22 Fulwood Rents, 34 Holborn/../../Post Office Directory
1848/Edw Barker Storey, beer retailer, 22 Fulwood Rents, Holborn/../../Post Office Directory