1 Pfg Hitler black gray, overprint type I, with double overprint, with left upper corner of the sheet, in perfect condition mint never hinged, rest of hinge in the upper margin extraneous, decorative and scarce variety, expertized Opitz, Richter, Zierer BPP and photo expertize Kunz BPP (2017) "the mint never hinged stamp. . . Is genuine and in perfect quality. ", Michel 350.- already for the cheap colour