8,000 Mark black printing overprint on 30 Pfennig numeral issue, dark opal green, watermark 1 (diamonds), cancelled with a partial postmark strike, plate flaw IV: "Wedge in the 0 of the value indication 30, cliche error, several fields", flawless condition, expertized by Kowollik BPP, and round seal Infla-Berlin, rare plate flaw! Michel 130,-