Account book begun by Barbara Montgomery, later wife to Alexander Walker, in 1787 but used for notes, 1814, from William Robertson's ‘Historical disquisition' on India., 1787, 1814., MS.14098A. Correspondence and papers, private and official, of Brigadier-General Alexander Walker., MSS.13601-14193. National Library of Scotland Archives and Manuscripts Division. https://nlssb.as.atlas-sys.com/repositories/2/archival_objects/34824 Accessed September 23, 2024.