Columbia subject headings:
Napoleon I, Emperor of the French, 1769-1821.
Poland--History--19th century.
Harvard subject headings:
Napoleon I, Emperor of the French, 1769-1821
Poland--History--19th century
Princeton subject headings:
Napoleon I, Emperor of the French, 1769-1821.
Nobility--Poland--History--19th century.
Poland--History--1795-1815.