Columbia subject headings:
Drawing, Polish--Exhibitions.
Szpakowski, Wacław, 1883-1973--Exhibitions.
Harvard subject headings:
Art, Polish
Drawing, Polish.
Szpakowski, Wacław, 1883-1973.
Princeton subject headings:
Drawing, Polish--Exhibitions.
Szpakowski, Wacław, 1883-1973--Exhibitions.