The National Bank of Poland is updating the security features of its banknotes for the first time in 18 years. The new notes, which will enter circulation in April 2014, will retain the design and denomination of the current ‘Polish monarchs" series of notes, introduced in 1995.
In a statement today, the central bank noted that - on average - central banks tend to update banknote security every eight years, but Marek Oleś, director of the National Bank of Poland's cash and issue department, defe
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