A set of varieties of the latest promotional banknote of the Polish Security Printing Works with the theme of Polish bison.
In a complete set of 9 pieces - different series, differing in the characteristics of the substrate - a full cross-section from classic cotton paper to polymer.
Noticeable differences in colors and other elements - in the upper margin, around the inscription POLISH Bison, etc.
Banknotes in original 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.
