Columbia subject headings:
Emperors--France--Biography.
France--History--1848-1870.
France--History--Second Empire, 1852-1870.
Napoleon III, Emperor of the French, 1808-1873.
Harvard subject headings:
Emperors--France--Biography
France--History--1848-1870.
France--History--Second Empire, 1852-1870.
Napoleon III, Emperor of the French, 1808-1873.
Princeton subject headings:
France--Politics and government--1852-1870.
Napoleon III Emperor of the French 1800-1873