Columbia subject headings:
Governors--Belgium--Liège (Province)--History.
Liège (Belgium : Province)--Politics and government.
Harvard subject headings:
Governors--Belgium--Liège (Province)--History.
Liège (Belgium : Province)--Politics and government.
Liège (Belgium)--History.
Palaces--Belgium--Liège.
Princeton subject headings:
Liège (Belgium)--History.
Palais de Liège (Liège, Belgium)