Columbia subject headings:
Authors, Russian--19th century.
Authors, Russian--20th century.
Authors, Russian--Biography.
Authors, Russian--Correspondence.
Intellectuals--Russia--Biography.
Intellectuals--Soviet Union--Biography.
Poets, Russian--Biography.
Harvard subject headings:
Princeton subject headings:
Intellectuals--Russia--Biography.
Intellectuals--Soviet Union--Biography.
Russia--Intellectual life--Sources.
Soviet Union--Intellectual life--Sources.