Austria Holy Roman Empire 1 Thaler 1657 Salzburg. Archidux of Guidobald von Thun and Hohenstein (1654-1668). Obv .: Crowned and nimbly Madonna with a short scepter in front of her family coat of arms under a legate hat.Rv: Standing St. Rupert with crook and salt barrel with the coat of arms at his feet. Silver. Zöttl 1799. Probszt 1478. Dav. 3505.