558127530. Bradbury, Jim. (2009) Stephen and Matilda: the Civil War of 1139–53. Stroud, UK: The History Press. . Brown, Reginald Allen. (1989) Castles From The Air. Cambridge: Cambridge University Press. . Finn, Margot C. (2003) The Character of Credit: Personal Debt in English Culture, 1740–1914. Cambridge: Cambridge University Press. . Mackenzie, James D. (1896) The Castles of England: Their Story and Structure, Vol II. New York: Macmillan. Pounds, Norman John Greville. (1990) The Medieval Castle in England and Wales: a social and political history. Cambridge: Cambridge University Press. . Thompson, M. W. (1994) The Decline of the Castle. Leicester, UK: Harveys Books. . Wedgwood, C. V. (1970) The King's War: 1641–1647. London: Fontana. OCLC 58038493. External links History of Cambridge Castle Prison from theprison.org.uk Cambridge County Gaol and House of Correction at prisonhistoy.org Buildings and structures completed in 1068 Castle Castle Castle Castles in Cambridgeshire Former castles in England Scheduled monuments in Cambridgeshire