Columbia subject headings:
Art, Italian--Exhibitions.
Art--Private collections--Italy--Milan--Exhibitions.
Borromeo family--Art collections--Exhibitions.
Harvard subject headings:
Art, Italian--15th century--Exhibitions.
Art, Italian--16th century--Exhibitions.
Art--Private collections--Italy--Milan--Exhibitions.
Borromeo family--Art collections--Exhibitions.
Leonardo, da Vinci, 1452-1519--Influence--Exhibitions.
Princeton subject headings: