Columbia subject headings:
Art, European--Congresses.
Landscapes in art--Congresses.
Harvard subject headings:
Art, European--16th century--Congresses.
Art, European--17th century--Congresses.
Art, European--18th century--Congresses.
Art, European--Congresses.
Art, Modern--17th-18th centuries--Europe--Congresses.
Art--16th century--Europe--Congresses.
Landscapes in art--Congresses.
Princeton subject headings:
Europe--In art--Congresses.
Landscapes in art--Congresses.