Columbia subject headings:
Italy--Relations--Poland--Exhibitions.
Poland--Relations--Italy--Exhibitions.
Warsaw (Poland)--History--Exhibitions.
Harvard subject headings:
Art, Polish--Poland--Warsaw--Exhibitions.
Warsaw (Poland)--History--Exhibitions.
Warsaw (Poland)--Pictorial works--Exhibitions.
Princeton subject headings:
Warsaw (Poland)--Description--Views--Exhibitions.
Warsaw (Poland)--History--Exhibitions.