1 plus 1 Shilling to 5 plus 5 Shilling Karl Renner on Japanese paper, imperforated, cancelled by special cancel "750 years Vienna NEUSTADT 1196-1946 22.9. / 46" on two blank envelopes. the extreme rarely cancellations were only at the 21. and 22.9.46 possible, very fine, unsigned, photo expertize Dr. Werner Glavanovitz VOEB (2013) "in perfect condition", no valuation by Michel