National Bank of Egypt, obverse and reverse uniface colour trials for £50, ND (c.1904), no signatures or serial numbers, each with SPECIMEN perforation, in PCGS holders 64 and 66 OPQ, choice/gem uncirculated, an extraordinarily beautiful pair of colour trials with wonderful quality of engraving and subtle colours, extremely rare (2 notes)
TBB B106t, Pick 5cts £8,000-£10,000