Columbia subject headings:
Austria--Foreign relations--Spain.
Ferdinand II, Holy Roman Emperor, 1578-1637.
Finance, Public--Spain--History--17th century.
Philip IV, King of Spain, 1605-1665.
Spain--Appropriations and expenditures--History--17th century.
Spain--Foreign relations--Austria.
Harvard subject headings:
Austria--Foreign relations--Spain.
Ferdinand II, Holy Roman Emperor, 1578-1637
Finance, Public--Spain--History--17th century.
Philip IV, King of Spain, 1605-1665.
Spain--Appropriations and expenditures--History--17th century.
Spain--Foreign relations--Austria.
Princeton subject headings:
Holy Roman Empire--Foreign relations--Spain.
Spain--Foreign relations--1621-1665.
Spain--Foreign relations--Holy Roman Empire.