1863 - 5s pink and Austria 10kr blue, both 4th issue, on piece from "VERONA 7/2". Rare mixed Austria and Lombardy-Venetia. Only one letter with this combination is known, besides the present piece. Cert. Oliva, A. and E.Diena (Sassone 38+Unificato 25+pt.12 - € 71.750)
