Columbia subject headings:
Harvard subject headings:
Hölderlin, Friedrich, 1770-1843--Anniversaries, etc.
Hölderlin, Friedrich, 1770-1843--Criticism and interpretation--Congresses.
Princeton subject headings:
Hölderlin, Friedrich, 1770-1843--Aniversaries, etc.
Hölderlin, Friedrich, 1770-1843--Criticism and interpretation--Congresses.