British and Irish Banknotes

North of Scotland Bank Limited, specimen colour trial £20, 1 March 1930, serial number A 0000/0000, two cancellation holes, ink annotations in margin ‘accepted for £20 notes (8/1/30)’ and marked with the letter D, indicating that this is the approved colour trial for type, rather than just a specimen, uncirculated and a very beautiful note
PMS NS 41ct/s £400-£500