Columbia subject headings:
Arts, American--20th century.
Avant-garde (Aesthetics)--United States--History--20th century.
Performance art--United States.
Harvard subject headings:
Avant-garde (Aesthetics)--United States--History--20th century.
Performance art--United States
Princeton subject headings:
Avant-garde (Aesthetics)--United States--History--20th century.
Performance art--United States.