1854, 15 Rp Strubel, Bern printing, on thin silk paper with clich_ defect "colorless spot at the 'A' from 'RAPPEN' " with small margin of sheet at the bottom, centric cancellation with Federal lozenge, on all sides white margined, except for small relaxation of the silk thread top left perfect quality, photo expertize Hermann SBPV "having bright colors 'silk paper' Strubel neat tied with centric mounted lozenge, in excellent condition. ", Michel 300.- ++ (SBK-no. 24 F)