Columbia subject headings:
Harvard subject headings:
Czechoslovakia--Biography.
Generals--Holy Roman Empire--Biography.
Wallenstein, Albrecht Wenzel Eusebius von, Herzog von Friedland, 1583-1634.
Princeton subject headings:
Generals--Holy Roman Empire--Biography.
Thirthy Years' War, 1618-1648.
Wallenstein, Albrecht Wenzel Eusebius von, Herzog von Friedland, 1583-1634.