Lady Harriet [Henrietta] Don [(1752-1801)], Coates, Edinburgh, to John Spottiswoode Esqr, Sackville Street, London, May 26, 1797, Box: 1, Folder: 22. Spottiswoode & Robertson collection, MS 186. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/248817 Accessed December 04, 2024.