In the year 2000 the Bank of England issued a special £10 note for collectors to mark the passing of the Millennium. These special £10 notes were given the prefix YR20 00---- You would never have found these Millennium £10 notes in circulation because only 1500 were produced for the special Collector Series. (C150) Available in Crisp uncirculated complete with Certificate of Authenticity. With the signature of Chief Cashier Merlyn Lowther.