Ross, Abp [Archbishop] of St. Andrews: Precept of Sasine in favor of Twinyng, 1 Aug 1501, Box: 1, Folder: B:1. William P. Albrecht collection, MS 18. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/412544 Accessed May 19, 2024.