Columbia subject headings:
Goethe, Johann Wolfgang von, 1749-1832--Knowledge and learning.
Natural history.
Nature in literature.
Schiller, Friedrich, 1759-1805--Knowledge and learning.
Harvard subject headings:
Goethe, Johann Wolfgang von, 1749-1832--Knowledge--Natural history.
Natural history in literature.
Nature in literature.
Schiller, Friedrich, 1759-1805--Knowledge--Natural history.
Princeton subject headings:
Goethe, Johann Wolfgang von, 1749-1832--Knowledge--Natural history.
Natural history in literature.
Schiller, Friedrich, 1759-1805--Knowledge--Natural history.