Switzerland 1856, Strubel 15 Rappen (SBK 24D, Michel 15IIByp), Helvetia assise imperforate (Strubel),
Bern printing, 3rd printing period, Zurich paper with starch, medium to thick paper, silk thread light blue.
15 Rp. karmin (SH-Nr. 24B3), gestempelt Aarberg 24.MAI 59, Bedarfserhaltung, horizontaler Bug, links und unten berührt, Vollstempel, Kurzbefund Huzanic.