Columbia subject headings:
Czechoslovakia--Antiquities.
Głubczyce Plateau (Poland and Czech Republic)--Antiquities.
Głubczyce Plateau (Poland and Czech Republic)--History.
Poland--Antiquities.
Harvard subject headings:
Czechoslovakia--Antiquities.
Głubczyce Plateau (Poland and Czech Republic)--Antiquities.
Głubczyce Plateau (Poland and Czech Republic)--History.
Poland--Antiquities
Princeton subject headings: