Cree, James E. “Notice of the Excavation of Two Caves, With Remains of Early Iron Age Occupation, on the Estate of Archerfield, Dirleton”. Proceedings of the Society of Antiquaries of Scotland 43 (November 30, 1909): 243–268. Accessed November 22, 2024. https://journals.socantscot.org/index.php/psas/article/view/7148.