Columbia subject headings:
Authors, Austrian--20th century--Correspondence.
Authors, German--20th century--Correspondence.
Zech, Paul, 1881-1946--Correspondence.
Zweig, Stefan, 1881-1942--Correspondence.
Harvard subject headings:
Authors, Austrian--20th century--Correspondence
Authors, German--20th century--Correspondence
Zech, Paul, 1881-1946--Correspondence.
Zweig, Stefan, 1881-1942--Correspondence.
Princeton subject headings: