2 Mark national coat of arms, watermark 2 X - standing honeycomb, without background rosettes, date-appropriate cancelled" (DANZ) Industrial Trade Union (LANGFU) HR . . . . 2 (2). 5-6 N", photo expertize Gruber BPP (2018) : "through the stamp through a slanting crease and some tips of the teeth are slightly shortened. The stamp is genuine and otherwise in perfect quality. ", Michel 1.500.-