Ewart, Edward, and Alexander Curle. “Notice of the Examination of a Cairn and Interments of the Early Iron Age at the Black Rocks, Gullane, Haddingtonshire, on 14th March, 1908”. Proceedings of the Society of Antiquaries of Scotland 42 (November 30, 1908): 332-341. Accessed March 29, 2024. http://journals.socantscot.org/index.php/psas/article/view/7114.