Columbia subject headings:
Berggruen, Heinz--Art collections--Exhibitions.
Klee, Paul, 1879-1940--Exhibitions.
Metropolitan Museum of Art (New York, N.Y.)--Exhibitions.
Harvard subject headings:
Art--Private collections--New York (State)--New York--Exhibitions
Berggruen, Heinz--Art collections--Exhibitions.
Klee, Paul, 1879-1940--Exhibitions.
Metropolitan Museum of Art (New York, N.Y.)--Exhibitions.
Princeton subject headings:
Art--Private collections--New York (State)--New York--Exhibitions.
Berggruen, Heinz--Art collections--Exhibitions.
Klee, Paul, 1879-1940--Exhibitions.
Metropolitan Museum of Art (New York, N.Y.)--Exhibitions.