Columbia subject headings:
Literature, Modern--19th century--History and criticism.
Russian literature--19th century--Foreign influences--Congresses.
Tolstoy, Leo, graf, 1828-1910--Congresses.
Tolstoy, Leo, graf, 1828-1910--Influence--Congresses.
Harvard subject headings:
Literature, Modern--History and criticism--Congresses
Russian literature--19th century--Congresses.
Tolstoy, Leo, graf, 1828-1910--Congresses.
Tolstoy, Leo, graf, 1828-1910--Influence--Congresses.
Princeton subject headings: