Collects, preserves and lists records relating to Sheffield and South Yorkshire and makes them available for reference and research.  Records range from personal documents such as letters and diaries to registers, minutes, accounts, deeds, maps and plans and may be on parchment, paper, film, tape, photographs or computer disc.  Records include local government records, local public records, ecclesiastical records including parish registers, family and estate records including the Wentworth Woodhouse Muniments and the Arundel Castle Manuscripts, a large collection of records from businesses, institutions and organisations, letters, diaries and personal papers of individuals such as Edward Carpenter, Mrs Gatty and David Blunkett, maps mostly from the 18th and 19th century and some photographs including aerial photographs.  Also holds microfiche copies of the General Register Office indexes to births, marriages and deaths in England and Wales 1837-1986.  Copying facilities include photocopies, photographs and microfilms.  There is a range of publications available.  Can offer a limited service for group visits, talks, exhibitions and educational use, please contact for details.  Also has a Conservation Unit with qualified conservators available to advise and work on archive material.