Columbia subject headings:
Harvard subject headings:
I︠A︡roslavskai︠a︡ oblastʹ (Russia)--History.
I︠A︡roslavskai︠a︡ oblastʹ (Russia)--Intellectual life.
Princeton subject headings:
I︠A︡roslavskai︠a︡ oblastʹ (Russia)--History.
I︠A︡roslavskai︠a︡ oblastʹ (Russia)--Intellectual life.
Rybinsk (I︠A︡roslavskai︠a︡ oblastʹ, Russia)--HistoryvCongresses.
Zolotarev family--Congresses.