2 1/2 Pf to 1 Mark, collection unfolded gutter pairs with 13 a ++ c ZS, 14 a ++ b ZS, 15 a ++ b ZS, 16 a ++ b ZS, 17 a ++ b ZS, 18 ZS, 19 b ++ c ++ d ZS, 20 a ++ b ZS, 21 ZS, 22 c ZS, 25 b ZS, 26 b ZS, 16 b ZW, 17 a ZW, 18 ZW, 20 a ++ b ZW in perfect condition mint never hinged, color audited, Michel 348,--