Central Bank of Ceylon, an uncut sheet of four proofs from the 1979 Issue including the 10 Rupees, showing only the top layer of engraving, the hornbill, bank title and denomination, the 20 Rupees, showing the under print and top layer of engraving and the 100 Rupees, showing the top layer of engraving featuring the stone carving and bank title, extremely fine to about uncirculated, extremely beautiful designs (3 sheets)
BNB B339p, B340p, B347p, Pick 85, 86, 95 £400-£600