Campbell, Farquhard. “Notice of an Artificial Island, and an Ancient Canoe, Found in Draining a Loch Near Tobermory, Mull. In a Letter to John Stuart, LL.D., Secretary”. Proceedings of the Society of Antiquaries of Scotland 8 (November 30, 1871): 465. Accessed April 19, 2024. https://journals.socantscot.org/index.php/psas/article/view/5450.