Columbia subject headings:
Habsburg, House of--History.
Scots--Austria--History.
Thirty Years' War, 1618-1648.
Harvard subject headings:
Habsburg, House of--History.
Scots--Austria--History.
Thirty Years' War, 1618-1648.
Princeton subject headings:
Habsburg, House of--History.
Scots--Austria--History.
Thirty Years' War, 1618-1648.