A full set of varieties of the latest promotional banknote of the Polish Security Printing Works, with Polish bison as the theme.
The set includes a total of 9 pieces - different series, differing in the characteristics of the substrate - from classic cotton paper to polymer. In addition, the brochure "The whole process in one place for your safety".
Noticeable differences also in colors and other elements (in the upper margin, around the inscription POLISH Bison, etc.).
Banknotes in the original PWPW folder "The Power of the Substrate." Folder in English, describing in detail the security features and characteristics of the substrate on which the banknotes were printed.
Series banknotes included: CC, CO, FC, FO, FT, HC, PC, PO, SC.