1 Kreuzer - Frederick III Vienna

Frederick III held the imperial title for 53 years — the longest reign of any Holy Roman Emperor — yet his actual authority over the Austrian lands was repeatedly contested, and his mints operated under conditions of near-constant political disruption. The Vienna issue dates to a particularly difficult stretch: just three years before his son Maximilian forced him out of Vienna entirely following a siege by Hungarian forces under Matthias Corvinus.

CNA Fa 23 is a well-documented type, but survivors in findable condition are scarce. Small silver fractions of this period circulated hard and were frequently clipped.