Columbia subject headings:
Germany--History--Lothair II, 1125-1137.
Holy Roman Empire--History--Lothair II, 1125-1137.
Richenza, Empress, consort of Lothair II, Holy Roman Emperor, approximately 1087-1141.
Harvard subject headings:
Princeton subject headings:
Germany--History--Lothair II, 1125-1137.
Holy Roman Empire--History--Lothair II, 1125-1137.
Richenza, Empress, consort of Lothair II, Holy Roman Emperor, approximately 1087-1141.