L. Winifred Faraday, The Edda, Volume 1
“ By turning to the surviving poems of the Skalds, whose dates can be approximately reckoned from the sagas, we can fix an inferior limit for certain of the legends given above, placing them definitely in the heathen time. Reference has already been made to the corroboration of the Valhalla belief supplied by the elegies on Eirik Bloodaxe and Hakon the Good. ”
