Callander, J Graham. “Notice of the Discovery of Two Vessels of Clay on the Culbin Sands, the First Containing Wheat and the Second from a Kitchen-Midden, With a Comparison of the Culbin Sands and the Glenluce Sands and of the Relics Found on Them”. Proceedings of the Society of Antiquaries of Scotland, vol. 45, Nov. 1911, pp. 158-81, doi:10.9750/PSAS.045.158.181.