Letters and papers of clients or correspondents of the Mackenzies of Delvine, with the surname Johnston, 1691, 1742, undated, including Secretary Sir James Johnston, Justice of Crichtonhall, 1693-1738, undated., 1691-1742, undated., MS.1296. 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/48391 Accessed September 24, 2024.