Columbia subject headings:
Exiles--Soviet Union--History.
Russian literature--Foreign countries.
Russians--Foreign countries.
Soviet Union--Intellectual life.
Harvard subject headings:
Emigration and immigration.
National characteristics, Russian.
Personality and culture.
Refugees--Soviet Union
Russians.
Soviet Union--Civilization.
Princeton subject headings:
Russians--Foreign countries--Biography.
Soviet Union--Emigration and immigration.
Soviet Union--History--Revolution, 1917-1921--Refugees.