1 RM numeral with net pattern overprint, centric cancellation \"Cologne 2 17.9.48\", faultless condition, an extremely rare stamp - we could these finally before above 12 years offer! Expertized Dr. Dub and photo expertize H. G. Schlegel BPP \"Marfke, overprint and stamp are genuine, defects are not present. \", Michel 2.800.-