Government of Mauritius, watermarked papers for 5 and 10 Rupees, and another single example as used on both the 25 and 1000 Rupees, series of 1954-65, glued into individual blue card frames, ink annotations on paper, as produced, extremely rare, these being the only examples of each in the Portals archive (3 papers)
BNB B324-B327, Pick 27-29A £200-£260

These items are directly from the Portals Paper Archive