The Laurence Pope Collection of Portuguese Colonial Banknotes - Part Three
Banco Nacional Ultramarino, Portuguese Guinea, specimen 2$50 Escudos, 2 January 1945, serial number A.0000000, single cancellation hole, complete with original archival envelope, which also lists the 1 Escudo, but crosses it out as it was never issued, in PMG holder 55 EPQ, about uncirculated, extremely rare, if not unique (2 items, one joined holder)
BNU PG37s, Pick 26s £100-£150