Columbia subject headings:
Fontane, Theodor, 1819-1898--Criticism and interpretation.
Harvard subject headings:
Fontane, Theodor, 1819-1898--Criticism and interpretation.
Mass media in literature.
Realism in literature.
Science in literature.
Technology in literature.
Princeton subject headings:
Fontane, Theodor, 1819-1898--Criticism and interpretation.