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Christison, D., Anderson, J. and Ross, T. 1905. Report on the Society’s Excavations of Forts on the Poltalloch Estate, Argyll, in 1904-5. Proceedings of the Society of Antiquaries of Scotland. 39, (Nov. 1905), 259-322. DOI:https://doi.org/10.9750/PSAS.039.259.322.