20 Pfg. on 10 Pfg. dark gray blue in the vertical block of eight from of the right lower sheet fold, the upper 4 values have a double overprint, the lower 4 values have through a sheet fold the 2. overprint on the back, the right 4 items have additional the plate flaw "high H", mint never hinged, left upper stamp with corner perforation fault and 2 items with kink by the sheet fold, otherwise perfectly and in this combination very scarce unit, detailed certificate with photograph Gruber BPP