Columbia subject headings:
Authors, German--20th century--Correspondence.
Mann, Erika, 1905-1969--Correspondence.
Political refugees--Germany--Correspondence.
Harvard subject headings:
Authors, German--20th century--Correspondence
Mann, Erika, 1905-1969--Correspondence.
Princeton subject headings:
Authors, German--20th century--Correspondence.
Mann, Erika, 1905-1969--Correspondence.
Political refugees--Germany--Correspondence.