Columbia subject headings:
Avant-garde (Aesthetics)--Europe--History--20th century--Exhibitions.
Avant-garde (Aesthetics)--United States--History--20th century--Exhibitions.
Group work in art--Europe--Exhibitions.
Group work in art--United States--Exhibitions.
Harvard subject headings:
Avant-garde (Aesthetics)--Europe--History--20th century--Exhibitions.
Avant-garde (Aesthetics)--United States--History--20th century--Exhibitions.
Group work in art--Europe--Exhibitions.
Group work in art--United States--Exhibitions.
Princeton subject headings:
Avant-garde (Aesthetics)--Europe--History--20th century--Exhibitions.
Avant-garde (Aesthetics)--United States--History--20th century--Exhibitions.
Group work in art--Europe--Exhibitions.
Group work in art--United States--Exhibitions.