Piggott, Cecily Margaret, Kenneth Steer, and M Y Orr. “The Iron Age Settlement at Hayhope Knowe, Roxburghshire: Excavations, 1949”. Proceedings of the Society of Antiquaries of Scotland 83 (November 30, 1951): 45–67. Accessed November 22, 2024. https://journals.socantscot.org/index.php/psas/article/view/8331.