Title: Ivan Davydovich Deli︠a︡nov
Subjects: Biography, History, Education, Library directors, Educators, Library science, Imperatorskai︠a︡ publichnai︠a︡ biblīoteka (Saint Petersburg, Russia)
Places: Russia
People: Ivan Davydovich Deli︠a︡nov graf (1818-1897)
Time periods: 19th century