Title: Imperatorskai︠a︡ Akademii︠a︡ nauk na rubezhe XIX-XX vekov
Subjects: Imperatorskai︠a︡ akademīi︠a︡ nauk (Russia), History, Imperatorskai͡a akademīi͡a nauk (Russia), Imperatorskai︠a︡ akademīi︠a︡ naukʺ (Russia)