Columbia subject headings:
Finland--Relations--Russia--History.
Russia--Intellectual life.
Russia--Relations--Finland--History.
Russia--Relations--Sweden--History.
Sweden--Relations--Russia--History.
Harvard subject headings:
Finland--Relations--Russia.
Russia--Relations--Finland.
Russia--Relations--Sweden.
Sweden--Relations--Russia.
Princeton subject headings:
Finland--Relations--Russia.
Russia--Relations--Finland.
Russia--Relations--Sweden.
Sweden--Relations--Russia.