Chalmers, Peter. “Notice of Three Cists Recently Discovered at Craigdhu, Near North Queensferry, and Other Remains in the Neighbourhood”. Proceedings of the Society of Antiquaries of Scotland 2 (November 30, 1859): 533. Accessed November 22, 2024. https://journals.socantscot.org/index.php/psas/article/view/4466.