Guthrie, William, 1777 - "A New Geographical...Grammar...", London, 1777, Box: 2, Folder: 37. Research papers gathered for A Carto-Bibliography of the Maps in Eighteenth-Century English and American Geography Books, MS 287. University of Kansas. Kenneth Spencer Research Library. https://archives.lib.ku.edu/repositories/3/archival_objects/234062 Accessed February 26, 2025.