Repubique Unie du Cameroun, specimen 500 francs, ND 1974, serial number O.0 00000 0244, red-brown and multicoloured, woman with ornate headdress at left, (Pick 15s, TBB B401as), perforated SPECIMEN and black SPECIMEN overprint, in PMG holder 64 Choice Uncirculated.
Estimate: £50 - £60