Columbia subject headings:
Aristocracy (Social class)
Gentry--England--History.
Nobility--England--History.
Harvard subject headings:
Aristocracy (Social class)--England.
Aristocracy (Social class)--Great Britain.
Gentry--England--History.
Nobility--England--History.
Nobility--Great Britain--History.
Princeton subject headings:
Aristocracy (Social class)--England--History.
Gentry--England--History.
Nobility--England--History.