Columbia subject headings:
Authors, Danish--18th century--Correspondence.
Dinesen, Isak, 1885-1962--Correspondence.
Harvard subject headings:
Authors, Danish--20th century--Correspondence.
Dinesen, Isak, 1885-1962--Correspondence.
Princeton subject headings:
Authors, Danish--18th century--Correspondence.
Blixen, Karen, 1885-1962--Correspondence.