Watch List notes:

British Linen Bank, £20, 18 July 1949, prefix P/4, blue and pale red, bank initials in pale red underprint at centre, arms top centre, Britannia at left, printed signature Mackenzie, reverse blue, Britannia at centre, (PMS BL68d, Banknote Yearbook SC235a), ink annotation, almost very fine.

Estimate: £60 - £80