Columbia subject headings:
Harvard subject headings:
Books and reading--Germany--History--19th century.
Criticism--Germany--History--19th century
German literature--19th century--History and criticism
Liberalism--Germany--History--19th century
Literature and society--Germany--History--19th century.
Princeton subject headings:
Books and reading--Germany--History--19th century.
Criticism--Germany--History--19th century.
German literature--19th century--History and criticism.
Liberalism--Germany--History--19th century.
Literature and society--Germany--History--19th century.