Columbia subject headings:
Dąbrowa Basin Region (Poland and Czech Republic)--History.
Silesia, Upper (Poland and Czech Republic)--History.
Harvard subject headings:
Dąbrowa Basin (Poland and Czech Republic)--History.
Dąbrowa Basin Region (Poland and Czech Republic)--History.
Silesia, Upper (Poland and Czech Republic)--History.
Princeton subject headings:
Silesia, Upper (Poland and Czech Republic)--History.
Silesia, Upper (Poland and Czech Republic)--Social life and customs.