Columbia subject headings:
Harvard subject headings:
Brittany (France)--History.
Denis, Michel, 1931-
Denis, Michel, 1931-2007--Bibliography.
France--History--19th century.
Loire-Atlantique Region (France)--History.
Princeton subject headings:
Brittany (France)--History.
Denis, Michel, 1931-2007.
France--History--19th century.