Columbia subject headings:
Benzo, Bishop of Alba, approximately 1010-approximately 1085.
Church and state--Holy Roman Empire.
Germany--History--Henry IV, 1056-1106--Sources.
Henry IV, Holy Roman Emperor, 1050-1106.
Holy Roman Empire--Historiography.
Holy Roman Empire--Kings and rulers.
Philosophy, Medieval.
Harvard subject headings:
Benzo, Bishop of Alba, approximately 1010-approximately 1085.
Church and state--Holy Roman Empire
Henry IV, Holy Roman Emperor, 1050-1106.
Holy Roman Empire--Historiography.
Holy Roman Empire--Kings and rulers.
Philosophy, Medieval.
Princeton subject headings:
Benzo, Bishop of Alba, approximately 1010-approximately 1085.
Church and state--Holy Roman Empire.
Henry IV, Holy Roman Emperor, 1050-1106.
Holy Roman Empire--Historiography.
Holy Roman Empire--Kings and rulers.
Philosophy, Medieval.