Kensington pub index
This is named in the 1851 census and not far from the Duke of Richmond. I do not believe they are the same address.
A listing of historical London public houses, Taverns, Inns, Beer Houses and Hotels in Kensington, London.
Residents at this address
1848/Cornelius Churchill, Beer Retailer, High Street,
Kensington Gravel Pits/../../Post Office Directory
1851/Cornelius Churchill/Beer Seller/39/Borough, Surrey/Census
1851/Isabella Churchill/Wife/34/Brompton, Middlesex/Census