Columbia subject headings:
Fontane, Theodor, 1819-1898--Criticism and interpretation--Congresses.
Harvard subject headings:
Fontane, Theodor, 1819-1898--Criticism and interpretation--Congresses.
Realism in literature--Congresses.
Social classes in literature--Congresses.
Princeton subject headings:
Fontane, Theodor, 1819-1898--Criticism and interpretation--Congresses.