Columbia subject headings:
Civilization, Modern--18th century.
Literature and society.
Social evolution.
Harvard subject headings:
Civilization, Modern--18th century
Literature and society--France--History--18th century.
Literature and society--Germany--History--18th century.
Literature and society.
Social evolution.
Princeton subject headings:
Civilization, Modern--18th century.
German literature--Societies, etc.
Germany--Social life and customs--18th century.
Literature and society--Germany.
a German literature--18th century--History and criticism.