3 Franken 1907 Standing Helvetia, white watermarked paper, yellowish brown, perforated 11 1/2 : 12, mint never hinged original gum, perfect condition, unsigned, certificate Hans P. Renggli SBPV (1999) "Fresh colour and sound perforations, faultless condition", Zumstein 800.- CHF (Zumstein No. 92C)