Columbia subject headings:
Harvard subject headings:
Italy--History--1789-1815--Sources.
Napoleon I, Emperor of the French, 1769-1821
Papal States--History--1799-1815--Sources.
Rome (Italy)--History--1798-1870--Sources.
Princeton subject headings:
Italy--History--1789-1815--Sources.
Napoleon I, Emperor of the French, 1769-1821.
Papal States--History--1799-1815--Sources.
Rome (Italy)--History--1798-1870--Sources.