Pratt, J B, and John Stuart. 1862. “Note of the Recent Excavation of a Cairn on the High Law, and of Other Antiquities in the Parish of Cruden, Aberdeenshire. (with Additional Notes by Stuart, John)”. Proceedings of the Society of Antiquaries of Scotland 3 (November):144-49. https://doi.org/10.9750/PSAS.003.144.149.