Columbia subject headings:
Guercino, 1591-1666--Exhibitions.
Harvard subject headings:
Galleria nazionale d'arte antica (Italy)--Exhibitions.
Guercino, 1591-1666--Exhibitions.
Painting, Baroque--Italy--Emilia-Romagna--Exhibitions.
Painting, Italian--Italy--Emilia-Romagna--Exhibitions.
Painting, Italian--Italy--Rome--Exhibitions.
Painting, Modern--17th-18th centuries--Italy--Rome--Exhibitions.
Painting--16th century--Italy--Rome--Exhibitions.
Princeton subject headings:
Galleria nazionale d'arte antica (Italy)--Exhibitions.
Guercino, 1591-1666--Exhibitions.
Painting, Italian--Italy--Rome--Exhibitions.
Painting, Modern--17th century--Italy--Rome--Exhibitions.
Painting, Modern--18th century.
Painting--16th century--Italy--Rome--Exhibitions.