Columbia subject headings:
Harvard subject headings:
Painting, European--Congresses.
Painting, Modern--17th century--Europe--Congresses.
Painting, Modern--17th century--Italy--Congresses.
Painting, Modern--18th century--Europe--Congresses.
Painting, Modern--18th century--Italy--Congresses.
Painting--Italy--Tuscany--Congresses.
Princeton subject headings:
Painting, European--Congresses.
Painting, Italian--Italy--Tuscany--Congresses.