50 Koruna b.d(1955), set of proofs and related documentation, one-sided proof design of the face of the banknote with the stamp "State printing house of securities 21.VIII.1953", drawing of the front and back of the banknote with the stamp "State printing house of securities 21.VIII.1953", related documentation State Bank of Czechoslovakia, Ministry of Finance , Minister of Finance Comrade J. Ďuriš, State Printer of Valuables, everything in the SECRET or TOP SECRET section, UNIQUE, extraordinary offer, BKK not listed, Hej not listed

decent condition