Columbia subject headings:
Holy Roman Empire--History--1517-1648.
Spain--History--House of Austria, 1516-1700.
Wallenstein, Albrecht Wenzel Eusebius von, Herzog von Friedland, 1583-1634.
Harvard subject headings:
Holy Roman Empire--History--1517-1648.
Spain--History--House of Austria, 1516-1700.
Wallenstein, Albrecht Wenzel Eusebius von, Herzog von Friedland, 1583-1634.
Princeton subject headings:
Holy Roman Empire--History--1517-1648.
Spain--History--House of Austria, 1516-1700.
Wallenstein, Albrecht Wenzel Eusebius von, Herzog von Friedland, 1583-1634.