Columbia subject headings:
Persigny, Jean-Gilbert-Victor Fialin, duc de, 1808-1872.
Harvard subject headings:
Napoleon III, Emperor of the French, 1808-1873--Relations with cabinet officers.
Persigny, Jean Gilbert Victor Fialin, duc de, 1808-1872.
Princeton subject headings:
Persigny, Jean Gilbert Victor Fialin, due de, 1808-1872.