4 Mark Staatswappen, variety "stuck paper strip", vertical pair from the upper right corner (field 10 / 20) and vertical block of six (field 30 / 40 / 50 / 60 / 70 / 80) that once formed a multiple, mint never hinged, flawless condition, very rare, photo certificate Dr. Helmut P. Oechsner BPP "flawless"