1921 / 23, mint never hinged, a little unused collection Michel-no. 158-276 as well special feature, plate flaw, color shades, HAN, upper margin copies, cardboard paper with amongst other things Michel-no. 163 cylinder printing with upper margin 3.7.3.178POR, 187bPOR, 209 WbOR 0, 6.0 / 3.7.3.230WOR (both types), 234III, 256I etc., many expertized