Columbia subject headings:
Harvard subject headings:
Authors, German--Correspondence
Editors--Germany--Correspondence.
Ossietzky, Carl von, 1889-1938--Correspondence.
Ossietzky, Carl von, 1889-1938.
Tucholsky, Kurt, 1890-1935
Tucholsky, Kurt, 1890-1935--Correspondence.
Princeton subject headings:
Authors, German--20th century--Correspondence.
Ossietzky, Carl von, 1889-1938--Correspondence.
Tucholsky, Kurt, 1890-1935--Correspondence.
Weltbühne.