World Banknotes
Banco Nacional Ultramarino, a set of colour trial from the 1971 issue, 50 Escudos, bright green, 100 Escudos, olive green, 500 Escudos, brown on multicolour underprint, all with zero serial number, hole punched, red specimen overprint, uncirculated (3 notes)
TBB B149ft, Pick 4ct £400-500