Sigurd died A.D. 1155, Eystein 1157, and Inge 1161.
Other literature is "Morkinskinna" and "Fagrskinna."
Sigurd Slembe is the subject of a drama by Bjornstjerne Bjornson, translated into English by William Morton Payne, and published by Houghton, Mifflin Co., Boston, 1888.
Skalds quoted are: Kolle, Einar Skulason, and Thorbjorn Skakkaskald.
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