Columbia subject headings:
Liszt, Franz, 1811-1886--Criticism and interpretation.
Music--Germany--Weimar (Thuringia)--19th century--History and criticism.
Harvard subject headings:
Liszt, Franz, 1811-1886--Criticism and interpretation--Congresses.
Princeton subject headings:
Liszt, Franz, 1811-1886--Criticism and interpretation--Congresses.