Vladimir II Monomakh was Grand Prince of Kiev from 1113 to 1125. He is considered a saint in the Eastern Orthodox Church and is celebrated on May 6.
Seal of Vladimir II Monomakh
Portrait in the Tsarsky titulyarnik, 1672
The Testament of Vladimir Monomakh to Children, 1125. Lithography of 1836.
Old East Slavic was a language used by the East Slavs from the 7th or 8th century to the 13th or 14th century, until it diverged into the Russian and Ruthenian languages. Ruthenian eventually evolved into the Belarusian, Rusyn, and Ukrainian languages.
A page from Svyatoslav's Miscellanies (1073).
Ostromir Gospels from Novgorod, dating to 1056 or 1057
Literate 14th-century Novgorodians sent each other letters written on birch bark
First page of the tenth-century Novgorod Codex, thought to be the oldest East Slavic book in existence