Columbia subject headings:
Art--Collectors and collecting--United States.
Expressionism (Art)--Germany--Appreciation--United States.
Expressionism (Art)--United States.
Harvard subject headings:
Art--Collectors and collecting--United States.
Expressionism (Art)--Appreciation--Germany--United States.
Expressionism (Art)--Germany
Expressionism (Art)--United States.
Princeton subject headings:
Art--Collectors and collecting--United States.
Expressionism (Art)--Germany--Appreciation--United States.
Expressionism (Art)--United States.