1 F. 25 cent. On 1 Mark in of the rare type IA as left upper corner of the sheet plate impeccable mint never hinged, photo expertize Wasels BPP: \"the scarce submission (field 1) has also in the margin flawless, mint never hinged original gum. No defects, without signature. \" according to Michel \"plate printing upper margin copies from Michel number 11 and 12 very rare (always - .). Michel for the normal stamp without upper margin 400.-