CZECHOSLOVAKIA - CIRCA 1988: John Amos Comenius (1592-1670) on 20 Korun 1988 Banknote from Czechoslovakia. Czech teacher, educator and writer.
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CZECHOSLOVAKIA - CIRCA 1988: John Amos Comenius (1592-1670) on 20 Korun 1988 Banknote from Czechoslovakia. Czech teacher, educator and writer.