The Westminster Archives Centre is the archive centre for the City of Westminster, London, located at 10 St Ann's Street, London SW1P 2DE England. Local archives Archives and library sources are available free of charge for the City of Westminster, covering Marylebone, Paddington and Westminster. Building History including texts for architecture and building historians London Theatre History Family History Poor Law references about the history of charity, poverty, and welfare in London Visitors Visitors must be members of Westminster Libraries and Archives in order to visit the City of Westminster Archives Centre. Membership is free, and visitors can join when they visit. See also National Archives The National Archives (United Kingdom) References External links Westminster Archives Centre Westminster Archives in the City of Westminster