1, 50 M (ark) on 1 Mark, variety "double impression of the overprint", centric neat cancelled "FAHRENBACH * * 6.12.20 6-7 V", margin supplements in the both upper corners, signed Infla, Bechtold BPP and new photo expertize farmer BPP (2017) : "the scarce test specimen. . . ", Michel 6.000.- - in cancelled condition hardly once offered rarity the inflation time!