The book tells about one of the most popular Russian fairy tales - about Yeruslan Lazarevich. For three centuries it existed in Russia, entered Russian manuscript collections, and since the XVIII century. repeatedly literary processed. Young Pushkin was familiar with her, using the episode with a heroic head in the poem Ruslan and Lyudmila. In the XIX century. the tale of Yeruslan in hundreds of thousands of copies was distributed throughout Russia in the form of popular prints, pictures, books. At the same time, it continued to be transmitted from generation to generation orally.