Columbia subject headings:
Authors, American--20th century--Correspondence.
Schwartz, Delmore, 1913-1966--Correspondence.
Harvard subject headings:
Authors, American--20th century--Correspondence
Schwartz, Delmore, 1913-1966--Correspondence.
Princeton subject headings:
Authors, American--20th century--Correspondence.
Schwartz, Delmore, 1913-1966--Correspondence.