Instrument of resignation, 23 July 1613, following Crown charter, 22 July 1613, in favour of Andrew, Lord Gray and Anne Ogilvy, his wife, of Mains of Fowlis., 23 July 1613., Ch.16995. 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/6488 Accessed September 23, 2024.