Columbia subject headings:
Art, Baroque--Italy--Rome--Exhibitions.
Art, Baroque--United States--Exhibitions.
Art--Italy--Rome--Exhibitions.
Harvard subject headings:
Art, Baroque--Italy--Rome--Exhibitions.
Art, Baroque--United States--Exhibitions.
Art--Italy--Rome--Exhibitions.
Princeton subject headings:
Art, Baroque--Exhibitions.
Art, Baroque--Italy--Rome.
Guercino, 1591-1666.