Columbia subject headings:
Harvard subject headings:
Authors, German--20th century--Correspondence
Celan, Paul--Correspondence.
Celan, Paul--Criticism and interpretation.
Celan, Paul--Poetic works.
Poets, German--20th century--Biography.
Schmied, Wieland, 1929-2014--Correspondence.
Princeton subject headings:
Authors, German--20th century--Correspondence.
Celan, Paul--Correspondence.
Celan, Paul--Criticism and interpretation.
Schmied, Wieland, 1929-2014--Correspondence.