Misc

• Cassini Maps
• Derelict London
• Henry III Fine Rolls Project
• London Old Maps
• Mayhew, Henry . London Labour and the London Poor, volume 1
• Old Bailey Online
• Parliamentary Acts
• Port of London History
• Sir Hans Sloane's Correspondence Online
• Story of London
• Stow, John. A Survey of London (1603)
• The Diary of Samuel Pepys
• The Memoirs of Pascal Bonenfant
• Thomas Layton Collection
• Transcribe Bentham

Museums and Galleries

• Bank of England Museum
• Bethlem Royal Hospital Museum
• British Museum
• Brunel Museum
• Courtauld Institute
• Dulwich Picture Gallery
• Garden Museum
• Geffrye Museum, London
• Guards Museum
• Guildhall Art Gallery
• Hackney Museum
• Horniman Museum
• Hunterian Museum
• Imperial War Museum
• Jewish Museum
• Kew Bridge Steam Museum
• Kingston Museum and Heritage Service
• London Canal Museum
• London Transport Museum
• MCC Museum, Lord's
• Museum Mile
• Museum of Croydon
• Museum of London
• National Army Museum
• National Gallery
• National Maritime Museum
• National Portrait Gallery
• Natural History Museum
• Ragged School Museum
• Royal Academy
• Royal Air Force Museum
• Royal Artillery Museum
• Science Museum
• Sir John Soane's Museum
• Tate Britain
• Tate Modern
• The Cartoon Museum
• The Clink Prison Museum
• The Foundling Museum
• The Wallace Collection
• Useful Museums List Here
• V&A Museum of Childhood
• Victoria & Albert Museum
• Wimbledon Lawn Tennis Museum

Organisations

• 20th Century Society
• Ancient Monuments Society
• Association of Art Historians
• Blue Plaques (English Heritage)
• British Library
• Capital Taxi Tours
• English Heritage
• Friends of the City Churches
• Friends of Turner's House
• Genealogic
• Georgian Group
• Guild of National Tourist Guides
• Heritage of London Trust
• Historic Houses Association
• London and Middlesex Archaeological Society (LAMAS)
• London Library
• London Lives (1690 - 1800)
• London Online
• London Record Society
• London Topographical Society
• London Walks
• Londontown.com
• Mayor of London
• Open City
• Pevsner Architectural Guides
• Royal Geographic Society
• Royal Historical Society
• Royal Institute of British Architects
• Royal Society
• Samuel Courtauld Society
• Society of Geneaologists
• Survey of London
• Thames Discovery Programme
• The Art Fund
• The Blake Society
• The City of London
• The Historical Association
• The London Pass
• The National Archives, Kew
• The National Trust
• The Victorian Society
• Visit London