Papers concerning the Haldane claim to the earldom of Lennox., Late 17th century-1776, undated., MS.20003 (Part 1). Documents, chiefly copies, and papers in the claim to the ancient earldom of Levenax, or Lennox, drawn up about 1772-1774 (but not brought to the House of Lords) by George Cockburn Haldane of Gleneagles., MSS.20001-20003. National Library of Scotland Archives and Manuscripts Division. https://nlssb.as.atlas-sys.com/repositories/2/archival_objects/41711 Accessed September 23, 2024.