Extremely rare variant of the design marked with OO series and numbering 0000000. On the obverse green overprint MODEL with additional numbering of the design (000105), reverse with diagonal SPECIMEN overprint.
Piece in excellent state of preservation, appreciated with the highest note in the PMG register for all patterns of the type.
The only listing we have found is a piece from the 39th WCN Auction with a final price of 3630 PLN in 2008(!), which clearly confirms what an extraordinary piece we have the pleasure of dealing with.
A value for the best collections of banknotes of the communist period.