Title: Kaisertum und Herzogsgewalt im Zeitalter Friedrichs I
First published: 1944
Subjects: History, Holy Roman Empire, Holy Roman Empire. Emperor (1155-1190 : Frederick I)
Places: Germany
People: Henry Duke of Saxony (1129-1195)
Time periods: Frederick I, 1152-1190
LC classification: DD3 .M83 Bd.9