Continuing westward, the most important stream was Tyburn, which rose at Hampstead, and joined the Thames through branches on either side of Thorney Island, on which grew up the great ecclesiastical foundation of St Peter, Westminster, better known as Westminster Abbey.
In 1832 he was knighted, and after serving as one of the municipal corporations commissioners, became deputykeeper of the public records in 1838, holding this office until his death at Hampstead on the 6th of July 1861.
The Fleet was larger, rising in, and collecting various small streams from, the high ground of Hampstead.
The name also appears in Fleet Road, Hampstead.
It rose on the heights of Hampstead, traversed Paddington, may be traced in the course of the Serpentine lake in Hyde Park, ran parallel to and east of Sloane Street, and joined the Thames close to Chelsea Bridge.