Cattaro, under General Gautier of France, besieged by the British and Montenegrins, cast siege piece of 1-Franc, 1813, crowned N over 1-F within wreath, rev. CATTARO 1813 over wreath, edge P within indent; the whole design incuse (KM.1; Mailliet 95.3; Pag.293; VG.2317), small edge flaw, about very fine for issue, rare