Columbia subject headings:
Harvard subject headings:
Cosimo I, Grand-Duke of Tuscany, 1519-1574
Italy--History--1492-1559.
Montecatini di Val Nievole (Italy)--Siege, 1554.
Nievole River Valley (Italy)--History, Military.
Siena (Italy)--History, Military.
Tuscany (Italy)--History, Military.
Princeton subject headings:
Montecatini Terme (Italy)--History.
Tuscany (Italy)--History.