Columbia subject headings:
Art, American--20th century--Exhibitions.
Art, Modern--20th century--Exhibitions.
Art--Collectors and collecting--Exhibitions.
Lippard, Lucy R.--Exhibitions.
Harvard subject headings:
Art, Modern--20th century--Exhibitions
Art--Collectors and collecting--Exhibitions.
Lippard, Lucy R.--Art collections--Exhibitions.
Lippard, Lucy R.--Exhibitions.
Princeton subject headings: