Columbia subject headings:
Austria--Foreign relations--Italy.
Cosimo II, Grand Duke of Tuscany, 1590-1621.
Italy--Foreign relations--Austria.
Maria Maddalena, d'Austria, granduchessa, 1587-1631.
Medici, House of.
Harvard subject headings:
Austria--Foreign relations--Italy.
Cosimo II, Grand Duke of Tuscany, 1590-1621.
Italy--Foreign relations--Austria.
Maria Maddalena, d'Austria, granduchessa, 1587-1631
Medici, House of.
Princeton subject headings:
Austria--Foreign relations--Italy.
Cosimo II, Grand Duke of Tuscany, 1590-1621.
Italy--Foreign relations--Austria.
Maria Maddalena, d'Austria, granduchessa, 1587-1631.
Medici, House of.