The Laurence Pope Collection of Portuguese Colonial Banknotes - Part Three
Banco Nacional Ultramarino, Cape Verde, colour trial 500 Escudos, 29 June 1971, serial number 000000, Abel Beja Corte Real signature, single cancellation hole, annotated 'COLOUR NOT APPROVED' with dates in top margins, in PMG holder 58 EPQ, choice about uncirculated, probably a unique example of this design in this colour
BNU CV65ct2, Pick 53Act £240-£300
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This is the BNU plate note