Columbia subject headings:
Harvard subject headings:
Frederick William I, King of Prussia, 1688-1740--Congresses.
Prussia (Germany)--Court and courtiers--Congresses.
Prussia (Germany)--History--Frederick William I, 1713-1740--Congresses.
Prussia (Germany)--Kings and rulers--Biography--Congresses.
Prussia (Germany)--Politics and government--1640-1740--Congresses.
Princeton subject headings:
Frederick William I, King of Prussia, 1688-1740--Congresses.
Prussia (Germany)--Court and courtiers--Congresses.
Prussia (Germany)--History--Frederick William I, 1713-1740--Congresses.
Prussia (Germany)--Kings and rulers--Biography--Congresses.
Prussia (Germany)--Politics and government--1640-1740--Congresses.