Columbia subject headings:
Berry, Jean de France, duc de, 1340-1416--Art patronage--Congresses.
Castles--France--Congresses.
Decoration and ornament, Medieval--France--Congresses.
Nobility--Dwellings--France--History--Congresses.
Harvard subject headings:
Architecture, Medieval--France.
Castles--France
Fortification--France
Princeton subject headings: