Reversion by Gilbert Rait at Cowton in favour of George, Earl Marischal (succeeded 1581), of half of Cowton., 21 September 1586., Ch.17164. Charters and formal documents from the Murray of Ochtertyre and Keith, Earl Marischal papers., Ch.16851-17324. National Library of Scotland Archives and Manuscripts Division. https://nlssb.as.atlas-sys.com/repositories/2/archival_objects/6235 Accessed September 23, 2024.