(x) Banque du Congo Belge, specimen 500 francs, Emission 1945, 4th series, red zero serial number, brown & multicoloured, girl top centre, value at left and right and each corner, yellow star low centre, reverse brown, elephants and hunter at centre, red SPECIMEN overprint(TBB B221c, Pick 18Ac), uncirculated and scarce.
Estimate: £600 - £800