Columbia subject headings:
Confessors--Spain--Biography.
Dominicans--Spain--Biography.
John of St. Thomas, 1589-1644.
Philip IV, King of Spain, 1605-1665.
Spain--History--Philip IV, 1621-1665.
Harvard subject headings:
Christian philosophers--Spain--Biography.
John of St. Thomas, 1589-1644.
Princeton subject headings: