Watch List notes:

British Caribbean Currency Board, printers archival specimen $20, 28 November 1950, serial number range A/1 000001-A/1 375000, purple on multicolour underprint, George VI at right, map of the Caribbean at left, SPECIMEN perforation(Pick 5s, TBB 105s), annotations on reverse including 'used for testing 11/9/53', mounting traces, very fine and rare.

Estimate: £500 - £700