The (Newly Revealed) Wonders of a 16th Century Portolan Chart of the North American Coast
Posted by: Wendi Maloney
New details about early European explorations along the North American east coast have been gleaned from a 16th-century portolan chart by the Library's Preservation and Research Testing Division. Using multispectral imaging and other techniques, Library staff has discovered multiple place names on the chart that could not be seen by the naked eye.
Posted in: Gazette, Geography and Maps Division, Library Work and Employees, Maps, Preservation, Preservation and Conservation, Science, Technology