Columbia subject headings:
Harvard subject headings:
Authors, German--Correspondence
Claus, Carlfriedrich, 1930-1998--Correspondence.
Wolf, Christa--Correspondence.
Wolf, Gerhard, 1928---Correspondence.
Princeton subject headings:
Authors, German--Correspondence.
Claus, Carlfriedrich, 1930-1998--Correspondence.
German letters.
German literature.
Personal correspondence.
Wolf, Christa--Correspondence.
Wolf, Gerhard, 1928---Correspondence.