Columbia subject headings:
Haiduk, Manfred, 1929---Correspondence.
Weiss, Peter, 1916-1982--Correspondence.
Harvard subject headings:
Authors, German--20th century--Correspondence
Haiduk, Manfred, 1929---Correspondence.
Weiss, Peter, 1916-1982--Correspondence.
Princeton subject headings:
Haiduk, Manfred, 1929---Correspondence.
Weiss, Peter, 1916-1982--Correspondence.