Columbia subject headings:
Olivares, Gaspar de Guzmán, conde-duque de, 1587-1645.
Philip II, King of Spain, 1527-1598.
Spain--Politics and government--1621-1665.
Harvard subject headings:
Olivares, Gaspar de Guzmán, conde-duque de, 1587-1645.
Philip II, King of Spain, 1527-1598
Spain--Politics and government--1621-1665.
Princeton subject headings:
Olivares, Gaspar de Guzmán, conde-duque de, 1587-1645.
Philip II, King of Spain, 1527-1598.
Spain--Politics and government--1621-1665.