Columbia subject headings:
Aksakov, I. S. (Ivan Sergeevich), 1823-1886--Correspondence.
Authors, Russian--19th century--Correspondence.
Harvard subject headings:
Aksakov, I. S. (Ivan Sergeevich), 1823-1886--Correspondence.
Authors, Russian--19th century--Correspondence
Princeton subject headings:
Aksakov, I. S. (Ivan Sergeevich), 1823-1886--Correspondence.
Authors, Russian--19th century--Correspondence.