Columbia subject headings:
Harvard subject headings:
Painting, Italian--Italy--Emilia-Romagna--15th century--Exhibitions.
Painting, Italian--Italy--Emilia-Romagna--16th century--Exhibitions.
Painting, Italian--Italy--Emilia-Romagna--17th century--Exhibitions.
Painting, Italian--Italy--Emilia-Romagna--18th century--Exhibitions.
Princeton subject headings:
Painting, Italian--Italy--Emilia-Romagna--Exhibitions.