50 K. postal stamp, imperforated, position 17, in type I, like issued unused without gum, issued only 1 sheet = 25 values, of it in type I only 15 examples, photo expertize Gerhard Krischke BPP and photo expertize Walter Zirath BPP (2022) "the condition is perfect. the stamp is not signed. " Michel 11.000.- this is one of the largest rarities of the German occupation issues in the II. world war!