Columbia subject headings:
Harvard subject headings:
Bismarck, Otto, Fürst von, 1815-1898.
Population transfers--Polish people.
Silesia, Upper (Poland and Czech Republic)--History.
Princeton subject headings:
Bismarck, Otto, Fürst von, 1815-1898.
Population transfers--Polish people.
Silesia, Upper (Poland and Czech Republic)--History.