Columbia subject headings:
Harvard subject headings:
Land tenure--Russia--History
Land tenure--Soviet Union
Russia--History--Period of Consolidation, 1462-1605.
Russia--Politics and government--1533-1613.
Russia--Politics and government--To 1533.
Princeton subject headings:
Elite (Social sciences)--Russia.
Feudalism--Russia.
Land tenure--Russia.
Nobility--Russia--History.
Russia--Historiography.
Russia--Politics and government--1533-1613.
Russia--Politics and government--To 1533.