Germania 1911 / 12, stamps Kosack 10 Pfg Germania magenta, vertical se-tenant in the as usual manufactured stamp booklet perforation, in perfect condition mint never hinged, suspending four single stamps 86 Ic, photo expertize Jäschke-Lantelme BPP (2019) : "in faultless, mint never hinged condition. ", Michel 4.800.- ( 8.000.- for the four single values 86 Ic)