Correspondence of Sir William Forbes on subjects including New Pitsligo and other estates matters., Circa 1805-1817., Acc.13827/464. 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/107533 Accessed September 23, 2024.