Gutasaga

This picture stone from Smiss in När, Gotland has been interpreted as depicting Vitastjärna.

Gutasaga (Gutasagan) is a saga regarding the history of Gotland before its Christianization. It was recorded in the 13th century and survives in only a single manuscript, the Codex Holm. B 64, dating to c. 1350, kept at the National Library of Sweden in Stockholm together with the Gutalag, the legal code of Gotland. It was written in the Old Gutnish language, a variety of Old Norse.[1]