Gunn, J., & Highland and Agricultural Society of Scotland. (1807). An historical enquiry respecting the performance on the harp in the Highlands of Scotland: From the earliest times until it was discontinued about the year of 1734, to which is prefixed an account of a very ancient Caledonian harp and of the harp of Queen Mary ... A. Constable and Murray.

Gunn, John, and Highland and Agricultural Society of Scotland. An Historical Enquiry Respecting the Performance on the Harp in the Highlands of Scotland: From the Earliest Times Until It Was Discontinued About the Year of 1734, to Which Is Prefixed an Account of a Very Ancient Caledonian Harp and of the Harp of Queen Mary ... A. Constable and Murray, 1807.