Columbia subject headings:
Art objects--Belgium--Liège--Catalogs.
Decorative arts--Belgium--Liège--Catalogs.
Grand Curtius (Liège, Belgium)--Catalogs.
Harvard subject headings:
Art--Belgium--Liège--Catalogs.
Grand Curtius (Liège, Belgium)--Catalogs.
Princeton subject headings:
Art--Belgium--Liège--Catalogs.
Grand Curtius (Liège, Belgium)--Catalogs.