ANDERSON, Joseph. Account of the Excavation of the Camps and Earthworks at Birrenswark Hill in Annandale, undertaken by the Society in 1898: (III) Notice of Artciles of Pottery, Glass, Stone, Bronze, Iron, and Lead found in the course of the excavations at Birrenswark. Proceedings of the Society of Antiquaries of Scotland, [S. l.], v. 33, p. 243–249, 1899. DOI: 10.9750/PSAS.033.243.249. Disponível em: https://journals.socantscot.org/index.php/psas/article/view/6742. Acesso em: 24 apr. 2024.