6 - 12 Pfg postal stamps on chalky paper, variety "unperforated", the 6 Pfg with right margin of sheet, both values complete, along with 6 Pfg Control Council on correctly franked letter from "NIESKY 12.3.46" to Görlitz, cover at the bottom opened, local issue rarity in perfect condition, expertized Mueller-Mark and photo expertize Ströh BPP "the stamps find be on a correctly franked letter [. ]. The letter respectively the postage stamps are genuine and immaculate in perfect condition. The cancellation on the letter is genuine. Covers of this kind are very rare. ", by Michel unknown!