Columbia subject headings:
Art and society--Europe--Congresses.
Civilization, Medieval--Congresses.
Civilization, Modern--Congresses.
Material culture--History--Congresses.
Harvard subject headings:
Art and society--Europe--Congresses.
Art, Medieval--Congresses
Civilization, Medieval--Congresses
Civilization, Modern--Congresses
Material culture--History--Congresses.
Princeton subject headings:
Art and society--Europe--Congresses.
Civilization, Medieval--Congresses.
Civilization, Modern--Congresses.
Material culture--History--Congresses.