Columbia subject headings:
Criticism--Germany--History--19th century.
Humboldt, Wilhelm von, 1767-1835--Aesthetics.
Harvard subject headings:
Aesthetics, Modern--19th century.
Art--Philosophy--History--19th century.
Humboldt, Wilhelm von, 1767-1835--Aesthetics.
Princeton subject headings:
Criticism--Germany--History--19th century.
Humboldt, Wilhelm von, 1767-1835--Aesthetics.