Do you have such a banknote in your wallet? Inconspicuous fifty worth property

Is there a banknote worth tens of thousands of zlotys in your portfolio? Although this sounds unbelievable, there is a 50-zloty banknote from 1994, marked with the "YA" replacement series, which collectors call "Yeti Polish numismatics" due to its rarity and value. This inconspicuous banknote, depicting Kazimierz Wielki, can achieve prices exceeding PLN 28,000 at auctions. In the article you will learn how to recognize this unique copy and why it is so valued in the world of numismatics.

The whole article: https://www.fakt.pl/pieniadze/masz-taki-banknot-w-portfelu-niepozorna-pupdziatyka-warta-rrd52b1