Charles I: Instrument of Sasine of Strutheris (?) (Elgin) in favour of William Hay, 21 Mar 1631, Box: 1, Folder: C:4. William P. Albrecht collection, MS 18. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/412554 Accessed May 19, 2024.