Columbia subject headings:
Harvard subject headings:
Frederick II, King of Prussia, 1712-1786.
Germany--Relations--Poland.
Poland--Relations--Germany
Poland--Relations--Germany--Prussia.
Prussia (Germany)--History--Frederick II, 1740-1786.
Prussia (Germany)--Relations--Poland.
Princeton subject headings:
Frederick II, King of Prussia, 1712-1786.
Poland--Relations--Germany--Prussia.
Prussia (Germany)--Relations--Poland.