12 Pfg numerals with variety glued paper web, vertical pair with lower margin, in perfect condition unused, the adhesive patch as well on face with new paper reinforces, rare and decorative piece, expertized Schlegel BPP and photo expertize certificate engineer High man (2017) "the test specimen is genuine. The condition is perfect. . . . Glued paper webs with strengthening with new paper are rare! ", Michel 600.- for mint never hinged