The Tamar, Devon
Historical Description
Tamar, The, a river of Devonshire and Cornwall, rising within 3½ miles of the Atlantic Ocean, and running about 45 miles south-by-eastward along the boundary between Devonshire and Cornwall, to Plymouth Sound. Its lowest reach is estuarial, and bears the name of Hamoaze.
Transcribed from The Comprehensive Gazetteer of England & Wales, 1894-5