Rare denarius of Bolesław IV the Curly with the Emperor on the throne.
Obvers: Eperor Frederick Barbarossa seated on a throne, holding the globus cruciger in his right hand, a lily-shaped scepter in his left, cross on the left
Reverse: inscriptions in five lines, separated by lines: A / BOL / EZL / AVS / ·····, part of the letters lie, the letter A in first and in the last line upside down
Diameter 15 mm, weight 0.42 g
