Germania 1912, W. Sellschopp Stamps (R24) + 10 Pfg Germania bright red-carmine, vertical se-tenant combination, with perforated-through unprinted side margin, mint never hinged, perfect condition, unsigned, photo certificate Jäschke-Lantelme BPP (2011) "in faultless mint never hinged condition", Jürgen Hettinger handbook 1.650.-