AUSTRIA 1870 - 37A: 25kr violetto scuro, coppia + singolo, da "TRIEST 4/3" 1870 per Bordeaux
1870 - 25kr deep violet, rough print, pair and single, from "TRIEST 4/3" 1870 from Bordeaux. Rare multiple franking, certificate E. Diena (Unificato 37A - € 1500+)
