Title: Kni︠a︡zʹ imperatorskoĭ krovi Konstantin Konstantinovich, 1890-1918
Subjects: Correspondence, Nobility, Biography, Sources, History
Places: Russia
People: Konstantin Konstantinovich Prince, son of K. R. (Konstantin Romanov), Grand Duke of Russia (1890-1918), House of Romanov, K. R. Grand Duke of Russia (1858-1915)
Time periods: 20th century, Nicholas II, 1894-1917