Microfilm of Industrial Revolution: a documentary history. Series 2. Papers of John Rennie, Thomas Telford and related figures, from the National Library of Scotland. Parts 1-2 (Adam Matthew, 2003)., Mf.Sec.MSS.1398-1437. National Library of Scotland Archives and Manuscripts Division. https://manuscripts.nls.uk/repositories/2/resources/21401 Accessed May 21, 2024.