Title: Materialy zhizneopisanii︠a︡ t︠s︡arevicha i velikogo kni︠a︡zi︠a︡ Konstantina Nikolaevicha
Subjects: Sources, Diaries, History, Biography, Kings and rulers, Children
Places: Russia
People: Konstantin Nikolaevich Grand Duke of Russia (1827-1892)
Time periods: Alexander II, 1855-1881