Watch List notes:

National Bank of Scotland Limited, £20, 1 November 1957, serial number A032-334, red, pale orange and green, Dandie and Alexander signatures, also National Commercial Bank of Scotland limited £20, serial number A038188, 16 September 1959, red and green, Alexander signature(PMS NA69, NC4), original and fresh, almost extremely fine, second note very fine, scarce (2).

Estimate: £150 - £200