Dryden, H. 1867. Notes of Three Chambered Tombs in the Parish of Carnac, Brittany, recently surveyed by Sir Henry Dryden and the Rev. W Lukis. Proceedings of the Society of Antiquaries of Scotland. 7, (Nov. 1867), 394–395. DOI:https://doi.org/10.9750/PSAS.007.394.395.