Columbia subject headings:
Art--Philosophy--History--20th century--Exhibitions.
Dialectical materialism--Exhibitions.
Sculpture, British--20th century--Exhibitions.
Harvard subject headings:
Art--Philosophy--History--20th century--Exhibitions.
Dialectical materialism--Exhibitions.
Sculpture, British--20th century--Exhibitions
Princeton subject headings:
Art--Philosophy--History--20th century--Exhibitions.
Dialectical materialism--Exhibitions.
Sculpture, British--20th century--Exhibitions.