Watch List notes:

(x) British West Africa, 20 Shillings, 20th February 1957, serial number F/S 360137, red on multicolour underprint with river scene and palm trees at left, reverse workers harvesting in forest,(Pick 10a, TBB B110a), in PCGS holder 67 PPQ Superb Gem New.

Estimate: £250 - £350