Testbanknoten: Great Britain: Polymer Test Note printed by De La Rue currency in 2004 on Guardian polymer substrate with portrait of the famous author Jane Austen at right. The note has a transparent window at left and 1 red arabic style serial number at left and two western style printed serial numbers at right. A very colorful and detailed designed Test Note which is now becoming more and more interesting because of the fact that the Bank of England is developing a new Polymer banknote with the portrait of Austen for circulation. A very interesting item. Condition: UNC.