“List of Works respecting the Islands of Orkney and Shetland, forming a series of Donations to the Society of Antiquaries of Scotland, by A.Z., a Gentleman resident in London, and an Honorary Member of the Society”, arch-scot, vol. 3, pp. 267–274, Nov. 1832, Accessed: Nov. 05, 2025. [Online]. Available: https://soas-test.journals.ed.ac.uk/index.php/arch-scot/article/view/230