Columbia subject headings:
Bacon, Francis, 1909-1992--Exhibitions.
Guercino, 1591-1666--Exhibitions.
Harvard subject headings:
Bacon, Francis, 1909-1992--Exhibitions.
Guercino, 1591-1666--Exhibitions.
Princeton subject headings:
Bacon, Francis, 1909-1992--Exhibitions.
Guercino, 1591-1666--Exhibitions.