Correspondence principally to, and of, Patrick Chalmers of Auld bar, with related papers., 1823-1850, undated., MSS.19585-19586. Correspondence and papers chiefly relating to the development of the highways and turnpike roads in the County of Angus, in which Patrick Chalmers of Auldbar (died 1854) played an important part., MSS.19584-19589. National Library of Scotland Archives and Manuscripts Division. https://nlssb.as.atlas-sys.com/repositories/2/archival_objects/44045 Accessed September 23, 2024.