Grant, Walter G, and J Graham Callander. “Further Burials at Blows, Deerness, Orkney: With Notes on the Pottery Found There and on the Bronze Age Pottery of Orkney and Shetland”. Proceedings of the Society of Antiquaries of Scotland 67 (November 30, 1933): 343–353. Accessed April 30, 2024. https://journals.socantscot.org/index.php/psas/article/view/7887.