Columbia subject headings:
Harvard subject headings:
Mann, Thomas, 1875-1955--Correspondence.
Neumann, Alfred, 1895-1952--Correspondence.
Novelists, German--20th century--Correspondence.
Princeton subject headings:
Mann, Thomas, 1875-1955--Correspondence.
Neumann, Alfred, 1895-1952--Correspondence.
Novelists, German--20th century--Correspondence.