Morse, Jedidiah, 1790 - "Geography Made Easy...", 2nd ed, Boston, 1790, Box: 2, Folder: 125. 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/234166 Accessed June 23, 2025.