Columbia subject headings:
Art, Modern--20th century--Exhibitions.
Art--Private collections--California--Exhibitions.
Panza, Giovanna--Art collections--Exhibitions.
Panza, Giuseppe--Art collections--Exhibitions.
Harvard subject headings:
Princeton subject headings:
Art, Modern--20th century--Exhibitions.
Art--Private collections--California--Exhibitions.
Panza, Giovanna--Art collections--Exhibitions.
Panza, Giuseppe--Art collections--Exhibitions.