Columbia subject headings:
Authors, Russian--Homes and haunts--Russia (Federation)
Country homes--Russia--History.
Manors--Russia (Federation)--History.
Museums--Russia (Federation)--Orel (Orlovskai︠a︡ oblastʹ)
Orlovskai︠a︡ oblastʹ (Russia)--Description and travel.
Orlovskai︠a︡ oblastʹ (Russia)--History.
Harvard subject headings:
Authors, Russian--Homes and haunts--Russia (Federation)
Country homes--Russia--History.
Manors--Russia (Federation)--History.
Museums--Russia (Federation)--Orel (Orlovskai︠a︡ oblastʹ)
Orlovskai︠a︡ oblastʹ (Russia)--Description and travel.
Orlovskai︠a︡ oblastʹ (Russia)--History.
Princeton subject headings: