Columbia subject headings:
Authors, German--19th century--Social conditions.
Authors, German--20th century--Social conditions.
German literature--19th century--History and criticism.
German literature--20th century--History and criticism.
Germany--Intellectual life--19th century.
Germany--Intellectual life--20th century.
Harvard subject headings:
Authorship.
German literature--19th century--History and criticism
German literature--20th century--History and criticism
Literature and society.
Princeton subject headings:
Authors, German--19th century--Social conditions.
Authors, German--20th century--Social conditions.
German literature--19th century--History and criticism.
German literature--20th century--History and criticism.
Germany--Intellectual life--19th century.
Germany--Intellectual life--20th century.