A comparative view of the principal waterfalls, islands, lakes, rivers and mountains in the Western and Eastern Hemispheres https://smithmaps.library.villanova.edu/wp-content/uploads/sites/8/2020/05/Maps-I-30-31.mp3 For more details, view the catalog record: https://library.villanova.edu/Find/Record/1691588 Tags: Contributor: J. Rapkin, Contributor: John Tallis & Company, Contributor: Robert Montgomery Martin, Date: 19th century, Location: Eastern Hemisphere, Location: Western Hemisphere