“Contemporary Account of the Escape of Rob Roy, After Being Apprehended, in the Year 1717, by the Duke of Athole; in a Letter from the Reverend Mr Murray to the Reverend Colin Campbell, Minister of Ardchatton: Communicated by Sir Walter Scott, Baronet. From the Original, in the Possession of John Gregorson, of Ardtornish, Esq”. 1832. Archaeologia Scotica 3 (November): 296-97. https://soas-test.journals.ed.ac.uk/index.php/arch-scot/article/view/238.