Columbia subject headings:
Harvard subject headings:
Frederick William I, King of Prussia, 1688-1740.
Prussia (Germany)--History--Sources.
Prussia (Germany)--Politics and government--1640-1740.
Prussia (Germany). Generaldirektorium--History.
Public administration--Germany--Prussia--History.
Princeton subject headings:
Frederick William I, King of Prussia, 1688-1740.
Prussia (Germany)--History--Sources.
Prussia (Germany)--Politics and government--1640-1740.
Prussia (Germany). Generaldirektorium--History.
Public administration--Germany--Prussia--History.