World Banknotes

Banco de Portugal, a group of archival photographs showing designs for all six different 20 Escudo notes issued between 1929-1971, consisting of more than 35 photos, with mostly obverses and reverses for each, many backed on card, but good quality as produced (36 photos)
Pick 143, 153, 163, 167, 173, 176 for types, but several differences in most cases £2,000-£2,400