Piggott, Stuart, E Burgess, and Audrey Henshall. “Three Metal-Work Hoards of the Roman Period from Southern Scotland”. Proceedings of the Society of Antiquaries of Scotland 87 (November 30, 1955): 1-50. Accessed March 21, 2023. http://journals.socantscot.org/index.php/psas/article/view/8430.