Columbia subject headings:
Harvard subject headings:
Bernard, Martin, 1808-1883.
France--Politics and government--19th century.
Labor unions--France--History--19th century.
Revolutionaries--France--Biography
Working class--France--History--19th century
Princeton subject headings:
Bernard, Martin, 1808-1883.
France--Politics and government--19th century.
Labor movement--France--History--19th century.
Labor unions--France--History--19th century.
Revolutionaries--France--Biography.