Columbia subject headings:
Arts, Modern--18th century.
Arts, Modern--19th century.
Humboldt, Alexander von, 1769-1859. Ideen zu einer Geographie der Pflanzen--Illustrations.
Nature (Aesthetics)
Nature in literature.
Philosophy of nature.
Thorvaldsen, Bertel, 1770-1844.
Harvard subject headings:
Arts, Modern--18th century
Arts, Modern--19th century
Humboldt, Alexander von, 1769-1859. Ideen zu einer Geographie der Pflanzen--Illustrations.
Nature (Aesthetics)
Nature in literature.
Philosophy of nature.
Thorvaldsen, Bertel, 1770-1844.
Princeton subject headings:
Goethe, Johann Wolfgang von, 1749-1832--Allegory and symbolism.
Nature (Aesthetics)
Nature in literature.
Thorvaldsen, Bertel, 1770-1844--Themes, motives.