Czechoslovakia (1953 - 1989) / Tschechoslowakei (1953 - 1989)
20 TKcs Tuzex voucher 1990 (2 pcs) / 20 TKcs Tuzex Gutschein 1990 (2 Stk), VEB Wertpapierdruckerei der DDR Leipzig, Kar.: 67.IX/b
Good EF / About EF, Foreign issue, with date and without date of publication.,