Columbia subject headings:
Catalonia (Spain)--History.
Olivares, Gaspar de Guzmán, conde-duque de, 1587-1645.
Spain--History--Philip III, 1598-1621.
Spain--History--Philip IV, 1621-1665.
Harvard subject headings:
Catalonia (Spain)--History.
Olivares, Gaspar de Guzmán, conde-duque de, 1587-1645.
Spain--History--Philip III, 1598-1621.
Spain--History--Philip IV, 1621-1665.
Princeton subject headings:
Catalonia (Spain)--History.
Olivares, Gaspar de Guzmán, conde-duque de, 1587-1645.
Spain--History--Philip III, 1598-1621.
Spain--History--Philip IV, 1621-1665.