Columbia subject headings:
Harvard subject headings:
Finland--Description and travel.
Lenin, Vladimir Ilʹich, 1870-1924--Influence.
Lenin, Vladimir Ilʹich, 1870-1924--Journeys--Finland.
Suomen kommunistinen puolue--Attitudes.
Working class--Finland--Attitudes.
Princeton subject headings:
Communists--Finland.
Lenin, Vladimir Ilʹich, 1870-1924--Friends and associates.