General correspondence of Henry Mackenzie, and of members of his family., 1755-1887, undated., MSS.6362-6363. Correspondence and manuscripts of Henry Mackenzie, author of ‘The man of feeling’, and of his family., MSS.6362-6401. National Library of Scotland Archives and Manuscripts Division. https://nlssb.as.atlas-sys.com/repositories/2/archival_objects/36746 Accessed September 27, 2024.