http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Africa, Morocco-northwest coast, Rabat and Salé to el Jorf Lasfar
6th ed., Nov. 26, 1983 (correct through NM 48/83).
prepared and published by the Defense Mapping Agency Hydrographic/Topographic Center.
Relief shown by hachures and spot heights.
"Soundings in fathoms and feet, depth contours in fathoms."