Columbia subject headings:
Art, Modern--20th century--Exhibitions.
Art--Private collections--Massachusetts--Boston--Exhibitions.
Harvard subject headings:
Art, Modern--20th century--Exhibitions
Art--Collectors and collecting--Massachusetts--Boston--Exhibitions.
Art--Private collections--Massachusetts--Boston--Exhibitions.
Princeton subject headings:
Art, Modern--20th century--Exhibitions.
Art--Collectors and collecting--Massachusetts--Boston--Exhibitions.