(x) BRITISH WEST AFRICA, West African Currency Board, 20 Shillings (2), both 20 February 1957, consecutive serial numbers F/S 360112/3, both black and red on multicoloured underprint, Niger river scene with palm trees, reverse five workers harvesting cacao pods,(Pick 10a; TBB B110f), both in ICG holders 66 Choice Unc. and rare as a consecutive pair (2).
Estimate: 600 - 700