10 Pfennig Germania, "small internal service", dark rose-red, overprint flaw III "overprint bar vertically divided and break through an in Danzig, sheet position 43, plate1", contemporaneously cancelled "(ZOPPO)T * c * 15.9.20. 5-6N", perfect condition, unsigned, photo certificate Gunnar Gruber BPP "genuine and faultless", Mi. -.-