Local libraries and archives
- East Sussex local and family history resources
- Local studies holdings: includes books, newspapers, magazines, census returns, maps, directories, electoral registers, parish registers, multimedia
- Lewes Directories Holdings
- Local and family history
- Lewes Library
- The Keep (East Sussex Records Office, etc)
- Brighton and Hove Libraries
- Brighton History Centre: resources on local history of Brighton
- University of Sussex Library
- Special Collections
Including collections relating to Rudyard Kipling, the Bloomsbury Group, and the Mass-Observation Archive
- Special Collections
National Library and Archives
- The National Archives
- Discovery – Search across detailed catalogues held by The National Archives at Kew, and more than 2,500 archives across the UK
- British History Online
Digital library containing some of the core printed primary and secondary sources for the medieval and modern history of the British Isles, created by the Institute of Historical Research and the History of Parliament Trust
- Historical Directories
University of Leicester’s digital library of local and trade directories for England and Wales, from 1750-1919, containing reproductions of rare and essential tools for research into local and genealogical history