Columbia subject headings:
Civilization, Modern--19th century.
Nineteenth century.
Harvard subject headings:
France--Civilization--1789-1830.
France--Civilization--1830-1900.
France--Intellectual life--19th century.
French literature--19th century--History and criticism
Occultism in literature.
Socialism in literature.
Princeton subject headings:
Civilization, Modern--19th century.
Nineteenth century.