From the Wikipedia page [1]

Lambeth Archives is an archive in South London, United Kingdom managed by the London Borough of Lambeth. Containing records of Lambeth businesses, organisations and individuals, it is housed at the Minet Library on Knatchbull Road. The archive holds various documents for tracing family history, including parish records, electoral registers, civil registers, census returns, poll books, cemetery records, trade and commercial directories, and historic newspapers. The archive is open to the public free of charge.

The website is [2].

The Wikipedia page on the borough is [3].