Columbia subject headings:
Soviet Union--History--Revolution, 1917-1921--Philosophy.
Harvard subject headings:
Arts, Russian--19th century.
Philosophy, German--18th century--Influence--Slavic civilization.
Soviet Union--History--Revolution, 1917-1921--Philosophy.
Princeton subject headings:
Arts, Russian--19th century.
Philosophy, German--18th century--Influence--Slavic civilization.
Russia--Intellectual life--1801-1917.
Soviet Union--History--Revolution, 1917-1921--Art and the revolution.
Soviet Union--History--Revolution, 1917-1921--Philosophy.