Columbia subject headings:
Harvard subject headings:
Saxony (Germany)--History, Military--17th century.
Saxony (Germany)--History--1423-1815.
Thirty Years' War, 1618-1648
Princeton subject headings:
Saxony (Germany)--History, Military--17th century.
Saxony (Germany)--History--1423-1815.
Thirty Years' War, 1618-1648.