Columbia subject headings:
Art--Belgium--Brussels--Exhibitions.
Brussels (Belgium)--Buildings, structures, etc.
Palais royal de Bruxelles (Brussels, Belgium)--Exhibitions.
Harvard subject headings:
Princeton subject headings:
Art--Belgium--Brussels--Exhibitions.
Brussels (Belgium)--Buildings, structures, etc.
Palaces--Belgium--Brussels--History--Exhibitions.
Palais royal de Bruxelles (Brussels, Belgium)--History--Exhibitions.