5, 7 and 20 Pfg Heuss on fluorescent paper, always vertical strip of three with left upper corner of the sheet and printers mark "L" (type 2 a) and "7" (type 4 a), in perfect condition mint never hinged, pre folding at the 5 Pfg between the 2. And 3. stamp as a matter of form mentions, interesting lot, the 5 and 7 Pfg expertized BPP, Michel 610.-