18 Pfg Kriwoj Censured unperforated, block of four with left lower corner of the sheet, in perfect condition unused without gum as issued, perfect quality, largest known unit of this rare stamp and as such unique, from the corner of the sheet and in of this outstanding quality especially attractive - a top piece the occupation issues, expertized wild boar and new photo expertize Brunel VP (2020) ". Are genuine. The condition is perfect. The edition was only an unperforated sheet to 42 values. Another block of four at present is unknown. ", Michel 9.600.- ++