Columbia subject headings:
Castles--Netherlands--Limburg.
Historic buildings--Netherlands--Limburg.
Limburg (Netherlands)--Buildings, structures, etc.
Limburg (Netherlands)--Genealogy.
Nobility--Netherlands--Limburg--History.
Harvard subject headings:
Princeton subject headings:
Castles--Netherlands--Limburg.
Historic buildings--Netherlands--Limburg.
Limburg (Netherlands)--Buildings, structures, etc.
Limburg (Netherlands)--Genealogy.
Nobility--Netherlands--Limburg--History.