was elevated to be a Baron of the Exchequer after years of training in the law courts. For a brief time he was raised to become Treasurer of all England, but probably died in 1258, having recovered estates near Winchester. Notes External links Nicholas Vincent, ‘Rivallis , Peter de (d. 1262)’, Oxford Dictionary of National Biography, Oxford University Press, 2004, accessed 5 June 2007 1262 deaths 13th-century English Navy personnel Lords Warden of the Cinque Ports Lord High Treasurers of England High Sheriffs of Berkshire High Sheriffs of Dorset High Sheriffs of Lancashire High Sheriffs of Staffordshire High Sheriffs of Shropshire High Sheriffs of Sussex High Sheriffs of Surrey High Sheriffs of Somerset High Sheriffs of Yorkshire Year of birth unknown