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A 20-korun banknote from the first issue of the Czechoslovak koruna, the national currency of Czechoslovakia from 1919 to 1939 and from 1945 to 1993. The issue, which consisted of denominations of 10, 20, 50, 100 and 1000 korun, used banknotes of the Austro-Hungarian Bank to which adhesive stamps equal to 1/100 the value of the note were affixed.
See another banknote: 10 korun, 50 korun, 100 korun, 1,000 korunBanknote: Austro-Hungarian Bank and the First Republic of Czechoslovakia; image courtesy of the National Numismatic Collection