Double impression 25 Pf. stamp on 15 Pf. stamp, block of six, in perfect condition mint never hinged unsigned, certificate Jasch BPP (2017) "there is block of six before from left margin of sheet to picture the 25 Pf. cut. For the 25 Pf. finds surely plate flaw II (F. 23) and for the 15 Pf. plate flaw IV (F. 30) "genuine and immaculate in unhinged mint condition. . . And on all sides good outside borders. " Michel 1080,-