Columbia subject headings:
Bromberg, Prussia (Regierungsbezirk)--History.
Poznań (Poland : Voivodeship)--History.
Harvard subject headings:
Bromberg (Prussia : Regierungsbezirk)--History.
Poznań (Poland : Voivodeship)--History.
Princeton subject headings:
Bromberg (Prussia : Regierungsbezirk)--History.
Poznań (Poland : Voivodeship)--History.