Columbia subject headings:
Aesthetics.
Art, Modern--20th century.
Avant-garde (Aesthetics)
Duchamp, Marcel, 1887-1968--Criticism and interpretation.
Modernism (Art)
Warhol, Andy, 1928-1987--Criticism and interpretation.
Harvard subject headings:
Art, Modern--20th century--Themes, motives
Duchamp, Marcel, 1887-1968--Criticism and interpretation.
Warhol, Andy, 1928-1987--Criticism and interpretation.
Princeton subject headings:
Art, Modern--20th century--Themes, motives.
Duchamp, Marcel, 1887-1968--Criticism and interpretation.
Warhol, Andy, 1928-1987--Criticism and interpretation.