Friedrich I: Holy Roman emperor (1155-1190): "Barbarossa head" (gilded bronze, 1155-1171): The portrait bust of Emperor Frederick I Barbarossa is considered to be the first representation of a secular ruler in medieval art, later reworked into a reliquary in the 12th century. (Schloss Cappenberg)
país: Deutschland (Bonn)
año: 1977
Yvert: 780
