the first russian dated book

Ostromir’s_Gospel (mid 11th century) from the National Library of Russia. It was created by deacon Gregory for his patron, Posadnik Ostromir of Novgorod, in 1056 or 1057.

The Ostromir Gospels, written in the Church Slavonic with many vernacular words, is famous for its brilliant miniatures. The opening of the Gospel of Saint John, with his Evangelist portrait.