Columbia subject headings:
Abstract expressionism--United States.
Art, American--20th century.
Art, American.
Art--Philosophy.
Harvard subject headings:
Abstract expressionism--United States
Art, American--20th century
Art, American--20th century.
Art, American.
Art--Philosophy
Princeton subject headings:
Abstract expressionism--United States.
Art, American--20th century.
Art, American.
Art--Philosophy.