1 Pfg Hitler black gray with variety "double overprint type I and additional overprint type II", in perfect condition mint never hinged, in the better colour by Michel unknown, expertized Grobe, Richter, Zierer BPP and new photo expertize Kunz BPP (2018) "the mint never hinged stamp is genuine and in perfect quality. These overprint variety counts to the local issue rarities. ", Michel 600.- already for a-color