Columbia subject headings:
Harvard subject headings:
German poetry--19th century--History and criticism--Congresses.
German poetry--20th century--History and criticism--Congresses.
Nietzsche, Friedrich Wilhelm, 1844-1900--Criticism and interpretation--Congresses.
Poets, German--Congresses.
Princeton subject headings:
German poetry--19th century--History and criticism.
Nietzsche, Friedrich Wilhelm, 1844-1900--Criticism and interpretation.