18 Kr. Ochre-brown, mint never hinged corner margin block of four from of the right upper corner of the sheet with full sheet margins, the two of them upper stamps in the small stamp format L15, the left lower stamp with plate flaw III (field 19). Photo expertize jug BPP (07 / 2020) \"fresh colours, excellent embossed, well perforated and in perfect condition. \" - in this exquisite quality a significant Honor for the large collection!