Mrs Forbes of Brux, "Who was Kenneth First King of Scots, or the origin of Clan Forbes" (Aberdeen: D. Wyllie & Son, 1911)., 1911., Acc.13827/1028. Further papers of the Forbes and Stuart Forbes families of Fettercairn and Pitsligo, with papers of the Trefusis family relating to Fettercairn and Pitsligo., Acc.13827/1-1103. National Library of Scotland Archives and Manuscripts Division. https://nlssb.as.atlas-sys.com/repositories/2/archival_objects/134598 Accessed September 23, 2024.