Dunning, Gerald C, H W M Hodges, and E M Jope. “Kirkcudbright Castle, Its Pottery and Ironwork”. Proceedings of the Society of Antiquaries of Scotland 91 (November 30, 1960): 117–138. Accessed November 22, 2024. https://journals.socantscot.org/index.php/psas/article/view/8553.