Columbia subject headings:
Land tenure--Russia--History--Sources.
Landowners--Russia--History--Sources.
Harvard subject headings:
Estates (Law)--Russia--Sources.
Land grants--Law and legislation--Russia--Sources.
Nobility--Legal status, laws, etc.--Russia--Sources.
Russia--Charters, grants, privileges.
Princeton subject headings:
Estates (Law)--Russia--Sources.
Land grants--Law and legislation--Russia--Sources.
Nobility--Legal status, laws, etc.--Russia--Sources.
Russia--Charters, grants, privileges.