Columbia subject headings:
Harvard subject headings:
Electors (Kurfürsten)
Palatinate (Germany)--History--To 1500.
Palatinate (Germany)--Kings and rulers.
Saxony (Germany)--History--To 1500.
Saxony (Germany)--Kings and rulers.
Princeton subject headings:
Electors (Kurfürsten)--Congresses.
Palatinate (Germany)--History--To 1500--Congresses.
Palatinate (Germany)--Kings and rulers--Congresses.
Saxony (Germany)--History--To 1500--Congresses.
Saxony (Germany)--Kings and rulers--Congresses.