The Legend of Sloven and Rus
The Legend of Sloven and Rus and the City of Slovensk is a late chronicle legend of the 17th century about the settlement of Novgorod's surroundings by the tribe of Slovenes, about the story of Rurik and epic ancestors of the Russian people. == History of creation == Up to now, more than 100 transcriptions of The Legend (with variations in titles), dated mainly in the second half of the 17th century, have been discovered, including the annals of Patriarch Nikon of 1652–1658, in the Chronograph of 1679, in the Novgorod Third Chronicle, in the Mazurinsky Chronicle of Isidor Snazin, the Novgorod Zabelinska and the Pogodinsky Annals.
Source: Wikipedia — The Legend of Sloven and Rus (CC BY-SA 4.0)