Columbia subject headings:
Harvard subject headings:
Authors, German--Czech Republic--Prague--History.
Bund Proletarisch-Revolutionärer Schriftsteller Deutschlands.
Herzfelde, Wieland.
Ottwalt, Ernst, 1901-1943
Revolutionaries--Czech Republic--Prague--History.
Revolutionaries--Czech Reputlic--Prague--History.
Princeton subject headings:
Bund Proletarisch-Revolutionärer Schriftsteller Deutschlands.
Communism and literature.
Herzfelde, Wieland.
Ottwalt, Ernst, 1901-1943.