Columbia subject headings:
Country homes--Russia--History.
I︠A︡snai︠a︡ Poli︠a︡na (Tulʹskai︠a︡ oblastʹ, Russia)
Manors--Russia--History.
Russia--Intellectual life--1801-1917.
Harvard subject headings:
Country homes--Russia--History.
I︠A︡snai︠a︡ Poli︠a︡na (Tulʹskai︠a︡ oblastʹ, Russia)
Manors--Russia--History.
Russia--Intellectual life--1801-1917.
Princeton subject headings: