Columbia subject headings:
Painting, Italian--Italy--Bologna--18th century.
Painting, Italian--Italy--Bologna.
Harvard subject headings:
Painting, Italian--Italy--Bologna.
Painting, Modern--17th-18th centuries--Italy--Bologna.
Princeton subject headings:
Painting, Italian--Italy--Bologna--Catalogs.
Painting, Modern--17th century--Italy--Bologna--Catalogs.
Painting, Modern--18th century.