Columbia subject headings:
Arts, Polish--20th century--Exhibitions.
Arts, Polish--Exhibitions.
Conceptual art--Poland--Exhibitions.
Constructivism (Art)--Poland--Exhibitions.
Witkiewicz, Stanisław Ignacy, 1885-1939--Exhibitions.
Harvard subject headings:
Arts, Modern--20th century--Poland--Exhibitions.
Arts, Polish--Exhibitions.
Conceptual art--Poland--Exhibitions.
Constructivism (Art)--Poland--Exhibitions.
Witkiewicz, Stanisław Ignacy, 1885-1939--Exhibitions.
Princeton subject headings: