Banque Centrale de la Republique de Guinee, a group of proofs for 50 Francs, 1985, comprising one fully printed specimen, fully printed proofs (2), and progressive proofs for underprints on the obverse (6) and reverse (3), all with different annotations, generally uncirculated, one underprint proof very fine, all very interesting and very rare (12 notes)
TBB B319ap, Pick 29p £200-£260