Fraser, William. “Notice of a Small Urn, of the so-Called ’Incense Cup’ Type, Found Within a Large Urn at Blairgowrie in March Last, and Now Presented to the Museum”. Proceedings of the Society of Antiquaries of Scotland 12 (November 30, 1877): 624. Accessed April 27, 2024. https://journals.socantscot.org/index.php/psas/article/view/5845.