Columbia subject headings:
Eichendorff, Joseph, Freiherr von, 1788-1857.
Pfitzner, Hans, 1869-1949. Songs.
Harvard subject headings:
Eichendorff, Joseph, Freiherr von, 1788-1857--Musical settings--History and criticism.
Pfitzner, Hans, 1869-1949. Songs.
Princeton subject headings:
Eichendorff, Joseph, Freiherr von, 1788-1857--Musical settings--History and criticism.
Pfitzner, Hans Erich, 1869-1949. Songs.
Songs--History and criticism.