A test banknote with a rare PWPW folder, which describes the activities of the Printing House, lists selected works and gives a general presentation of the company. This presentation is complemented by the 04 Birds test bill, to which the last two pages of the folder are devoted.
These pages describe in detail the security techniques used in it and include a physical piece of the test bill.
A banknote of the correct AA series, whose security features are described in the folder - which is characterized by the image of a bell in the upper left corner made with optically variable ink (the BB series has a bell imprinted with a dry seal).
Banknote in issue condition. Folder in very good condition, minor corner freshness.
