Smith JA. Notes of Rock Sculpturings of Cups and Concentric rings, and ’The Witch’s Stone’ on Tormain Hill; also of some Early Remains on the Kaimes Hill, &c., near Ratho, Edinburghshire. PSAS [Internet]. 1874 Nov. 30 [cited 2024 Apr. 26];10:141-5. Available from: https://journals.socantscot.org/index.php/psas/article/view/5658