Columbia subject headings:
Jews--Soviet Union--History--19th century.
Jews.
Nicholas I, Emperor of Russia, 1796-1855.
Soviet Union--Ethnic relations.
Harvard subject headings:
Jews--Russia--History--19th century.
Nicholas I, Emperor of Russia, 1796-1855--Relations with Jews.
Russia--Ethnic relations.
Princeton subject headings:
Jews--Russia--History--19th century.
Nicholas I, Emperor of Russia, 1796-1855--Relations with Jews.
Russia--Ethnic relations.