Columbia subject headings:
Harvard subject headings:
Ana, Queen, consort of Philip II, King of Spain, 1549-1580.
Isabel de Valois, consort of Philip II, King of Spain, 1545-1568.
Mary I, Queen of England, 1516-1558
María, Infanta of Portugal, consort of Philip II, King of Spain, 1527-1545.
Philip II, King of Spain, 1527-1598.
Princeton subject headings:
Philip II, King of Spain, 1527-1598--Marriage.
Philip II, King of Spain, 1527-1598--Relations with women.
Queens--Spain--Biography.
Spain--Kings and rulers--Biography.