Columbia subject headings:
Intellectuals--Russia--Correspondence.
Russia--Intellectual life--1801-1917.
Russian language--Written Russian--Style.
Russian letters--History and criticism.
Harvard subject headings:
Intellectuals--Russia--Correspondence.
Russia--Intellectual life--1801-1917--Sources.
Russia--Intellectual life--1801-1917.
Russian language--Written Russian--Style.
Russian letters--History and criticism.
Princeton subject headings:
Intellectuals--Russia--Correspondence.
Russia--Intellectual life--1801-1917.
Russian language--Written Russian--Style.
Russian letters--History and criticism.