Columbia subject headings:
Adalbert I, Archbishop of Mainz, -1137.
Germany--History--843-1273.
Lothair II, Holy Roman Emperor, 1075-1137.
Harvard subject headings:
Adalbert I, Archbishop of Mainz, -1137.
Germany--History--843-1273.
Lothair II, Holy Roman Emperor, 1075-1137.
Princeton subject headings:
Adalbert I, Archbishop of Mainz, -1137.
Germany--History--843-1273.
Lothair II, Holy Roman Emperor, 1075-1137.