Columbia subject headings:
Harvard subject headings:
Color (Philosophy)
Color.
Goethe, Johann Wolfgang von, 1749-1832--Knowledge--Science.
Goethe, Johann Wolfgang von, 1749-1832--Philosophy.
Wittgenstein, Ludwig, 1889-1951
Princeton subject headings:
Color (Philosophy)
Color.
Goethe, Johann Wolfgang von, 1749-1832--Knowledge--Color.
Goethe, Johann Wolfgang von, 1749-1832. Zur Farbenlehre.
Wittgenstein, Ludwig, 1889-1951--Knowledge--Color.