Scale 1:5,500,000 ; Lambert conformal conic projection with two parallels Insets: Guantanamo Bay, Cuba; ca. 1:400,000.--Porto Rico and the Virgin Islands; ca. 1:1,300,000.--The Panama Canal and the Canal Zone (with cross-section showing extent of canal excavation); ca. 1:500,000. Relief shown by bathymetry, spot heights and gradient tints. Insets: Guantanamo Bay, Cuba; ca. 1:400,000.--Porto Rico and the Virgin Islands; ca. 1:1,300,000.--The Panama Canal and the Canal Zone (with cross-section showing extent of canal excavation); ca. 1:500,000. prepared especially for the National Geographic magazine.
Creator:
National Geographic Society (U.S.). Cartographic Division
The Ohio State University Libraries believes this object is in the Public Domain, users are responsible for making a final determination of copyright status before reproducing. http://rightsstatements.org/vocab/NoC-US/1.0/