Columbia subject headings:
Harvard subject headings:
Art criticism--United States--History--20th century.
Art, American--20th century--Themes, motives.
Art, Modern--20th century--United States--Themes, motives.
Pop art--United States--Themes, motives.
Princeton subject headings:
Art criticism--United States--History--20th century.
Art, American--20th century--Themes, motives.
Pop art--United States--Themes, motives.