Columbia subject headings:
Harvard subject headings:
Enlightenment in Literature--Congresses.
Enlightenment--Congresses
German poetry--18th century--History and criticism--Congresses.
German poetry--19th century--History and criticism--Congresses.
Philosophy, German--18th century--Congresses.
Philosophy, German--19th century--Congresses.
Princeton subject headings:
Enlightenment.
Philosophy in literature.
Philosophy, German--18th century.
Philosophy, German--19th century.