Columbia subject headings:
Russia--Civilization--1801-1917--Encyclopedias.
Russia--Social life and customs--1533-1917--Encyclopedias.
Harvard subject headings:
Russia--Civilization--1801-1917--Encyclopedias.
Russia--Social life and customs--1533-1917--Encyclopedias.
Princeton subject headings:
Encyclopedias.
Russia--Civilization--1801-1917--Encyclopedias.
Russia--Social life and customs--1533-1917--Encyclopedias.