Columbia subject headings:
Harvard subject headings:
Catherine de Médicis, Queen, consort of Henry II, King of France, 1519-1589--Correspondence.
France--Foreign relations--16th century.
France--Politics and government--16th century.
Princeton subject headings:
Catherine de Médicis, Queen, consort of Henry II, King of France, 1519-1589--Correspondence.
France--Foreign relations--16th century.
France--Politics and government--16th century.
French letters--16th century--History and criticism.
Political letter writing--France--History--16th century.