General orders relating to the Peninsular War: Portugal, 21 August-18 November 1808., 1808., Adv.MS.46.3.7. Correspondence and papers of General Sir George Murray., Adv.MSS.46.1.1-46.10.2. National Library of Scotland Archives and Manuscripts Division. https://nlssb.as.atlas-sys.com/repositories/2/archival_objects/16537 Accessed September 24, 2024.