30 Centimes 1891 Standing Helvetia, white paper, light reddish brown, perforated 11 1/2 : 11, control mark 1 X, unused original gum with hinge trace, very good condition, unsigned, certificate Hans P. Renggli SBPV (1993) "Fresh colour and sound perforations, good condition", Zumstein 650.- CHF (Zumstein No. 66Ca)