Receipts, notes and other fragments probably relating to the Grand Tour, and notebook relating to Italian art purchases of Sir William Forbes., 1825-1827., Acc.13827/69. 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/67592 Accessed September 23, 2024.