Columbia subject headings:
Authors and publishers--Germany.
Best sellers--Germany.
May, Karl, 1842-1912--Appreciation.
Simmel, Johannes Mario--Appreciation.
Harvard subject headings:
Authors and publishers--Germany.
Best sellers--Germany.
May, Karl, 1842-1912--Appreciation.
Simmel, Johannes Mario--Appreciation.
Princeton subject headings:
Best sellers--Germany.
German fiction--19th century--History and criticism.
German fiction--20th century--History and criticism.
May, Karl, 1842-1912--Literary style.
Popular literature--Germany--History and criticism.
Simmel, Johannes Mario--Literary style.