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A five-złoty banknote, issued by the Polish–Lithuanian Commonwealth on 8 June 1794 under the authority of Tadeusz Kościuszko. This issue, which also included denominations of 10, 25, 50, 100, 500, and 1,000 złotych, marked the currency's first use of banknotes; złoty coins had been in use since the fifteenth century. See other denominations.Banknote: Kingdom of Poland; image courtesy of the National Numismatic Collection at the Smithsonian Institution