Watch List notes:

500 pesetas. October 21, 1940. Correlative pair. No serie. (Edifil 2017: 444). Very rare. UNC. PMG64 package, both. (To get an idea of the rarity of banknotes of this quality, PMG gives these banknotes the fourth best rating on September 1, 2020, along with eight other banknotes, only surpassed by three graduated banknotes with 64EPQ (2) and 65EPQ ).