Correspondence (some copies) of John Riddell concerning the unsuccessful claim of James Lindsay, 24th Earl of Crawford, to the title of Duke of Montrose., 1848, 1850, 1852-1857, and undated., Adv.MS.81.2.5. Additional papers to the collection of John Riddell, the Peerage lawyer., Adv.MSS.81.2.1-81.2.10. National Library of Scotland Archives and Manuscripts Division. https://nlssb.as.atlas-sys.com/repositories/2/archival_objects/17214 Accessed September 24, 2024.