Columbia subject headings:
Letter writing, German--History--19th century--Congresses.
Pückler-Muskau, Hermann, Fürst von, 1785-1871--Correspondence--Congresses.
Pückler-Muskau, Hermann, Fürst von, 1785-1871--Friends and associates--Congresses.
Harvard subject headings:
Authors, German--19th century--Biography--Congresses.
Authors, German--19th century--Correspondence--Congresses.
Letter writing--History--19th century--Congresses.
Pückler-Muskau, Hermann, Fürst von, 1785-1871--Correspondence--Congresses.
Pückler-Muskau, Hermann, Fürst von, 1785-1871--Criticism and interpretation--Congresses.
Princeton subject headings:
Authors, German--19th century--Biography--Congresses.
Authors, German--19th century--Correspondence--Congresses.
Letter writing--History--19th century--Congresses.
Pückler-Muskau, Hermann, Fürst von, 1785-1871--Correspondence--Congresses.
Pückler-Muskau, Hermann, Fürst von, 1785-1871--Criticism and interpretation--Congresses.