1000 Zlotych

Poland's postwar hyperinflationary spiral had already prompted one currency reform before this note was printed — the 1944 zloty had replaced the German-occupation currency, but confidence remained fragile throughout the reconstruction period. By 1947, the communist-controlled government was consolidating the banking system under Narodowy Bank Polski, and notes of this denomination circulated alongside a population still deeply skeptical of institutional money after years of occupation-era confiscation and forced exchange.

The series is known for ink oxidation over time, particularly along fold lines, which can be mistaken for deliberate cancellation marking.