The Laurence Pope Collection of Portuguese Colonial Banknotes - Part Three
Banco Nacional Ultramarino, Portuguese Guinea, printers archival specimen 20 Mil Reis, 1 March 1909, serial number range 4585 to 6250, Manuel Carlos de Freitas Alzina signature, ship seal Type I, perforated CANCELLED twice, order number and date inked in top margin, in PMG holder 64, choice uncirculated, rare
BNU PG9fs, Pick 5s £500-£700
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This is the BNU plate note