Columbia subject headings:
Authors, Austrian--20th century--Correspondence.
Authors, German--20th century--Correspondence.
Broch, Hermann, 1886-1951--Correspondence.
Vietta, Egon--Correspondence.
Harvard subject headings:
Authors, Austrian--20th century--Correspondence
Authors, German--20th century--Correspondence
Broch, Hermann, 1886-1951. Correspondence.
Vietta, Egon--Correspondence.
Princeton subject headings:
Authors, Austrian--20th century--Correspondence.
Authors, German--20th century--Correspondence.
Broch, Hermann, 1886-1951. Correspondence.
Vietta, Egon--Correspondence.