Columbia subject headings:
Harvard subject headings:
Berthier family.
Castles--France--Boissy-Saint-Léger--History.
Château de Grosbois (Boissy-Saint-Léger, France)--History.
Horse farms--France--Boissy-Saint-Léger.
Princeton subject headings:
Berthier family.
Castles--France--Boissy-Saint-Léger--History.
Château de Grosbois (Boissy-Saint-Léger, France)--History.
Horse farms--France--Boissy-Saint-Léger.