Letters to John Mackenzie, Writer to the Signet, from various persons, including an account of the Porteous Riots., 1730-1737., MS.1137. Correspondence and papers of the Mackenzies of Delvine and their clients., MSS.1101-1530. National Library of Scotland Archives and Manuscripts Division. https://nlssb.as.atlas-sys.com/repositories/2/archival_objects/48208 Accessed September 25, 2024.