Gilbert H. Grosvenor, National Geographic magazine’s founding editor, is credited with saying: A map is the greatest of all epic poems. Its lines and colors show the realization of great dreams.

Once this photolettering process was refined, it was applied to our United States map supplement in the May 1933 National Geographic. Shortly thereafter, Society cartographer Charles E.

He and the National Geographic Society’s map policy committee had been considering the change for years, watching as scientists and the press increasingly used the term Southern Ocean.