Muir, Thomas, and F W L Thomas. “Notice of a Beehive House in the Island of St Kilda. (with Additional Notes by Thomas, F W L)”. Proceedings of the Society of Antiquaries of Scotland 3 (November 30, 1862): 225–232. Accessed April 20, 2024. https://journals.socantscot.org/index.php/psas/article/view/4521.