Not issued: 12 Pfg numerals red, oil paint, so-called "Potschta", with upper margin and RWZ, in perfect condition mint never hinged, superb in every respect (choice copy), expertized Richter, Dr. Dub and photo expertize Ströh BPP "the stamp is genuine and immaculate in faultless mint never hinged condition with original gumming without hinge respectively hinge trace. ", Michel 650.-