Columbia subject headings:
Russia--Intellectual life--1801-1917.
Russia--Politics and government--1801-1917.
Russia--Social conditions--1801-1917.
Harvard subject headings:
Russia--Intellectual life--1801-1917.
Russia--Politics and government--1801-1917.
Russia--Social conditions--1801-1917.
Princeton subject headings:
Russia--Intellectual life--1801-1917.
Russia--Politics and government--1801-1917.
Russia--Social conditions--1801-1917.