Columbia subject headings:
Harvard subject headings:
Dreams in literature.
European literature--19th century--History and criticism.
European literature--19th century--Themes, motives.
European literature--20th century--Themes, motives.
European poetry--19th century--History and criticism.
Negativity (Philosophy) in literature.
Romanticism--Europe
Subjectivity in literature.
Wagner, Richard, 1813-1883--Influence.
Princeton subject headings:
European literature--19th century--History and criticism.
European poetry--19th century--History and criticism.
Wagner, Richard, 1813-1883--Influence.