A full set of varieties of PWPW's latest promotional banknote, with Polish bison as the theme.
The whole set consists of 9 pieces, each of a different series, differing in the type of substrate - from classic cotton paper to polymer. For example, the HC series - Polymer Hybrid, SC - polymer substrate.
Differences in colors and printing elements in the upper margin, around the inscription POLISH Bison.
Banknotes in original rare PWPW folder "Power of the substrate". Folder in Polish, describing in detail the security features and characteristics of the substrate on which the banknotes were printed.
Included are banknotes of the series: CC, CO, FC, FO, FT, HC, PC, PO, SC.
All in issue condition.
