Southwestern United States / compiled and drawn in the Cartographic Division of the National Geographic Society for the National geographic magazine ; James M. Darley, chief cartographer.National Geographic Society (U.S.). Cartographic Divisionc1959Below title: Atlas plate 12, November 1959.Insets, [ca. 1:750,000]: [Map of San Francisco area] -- [Map of Los Angeles area].Relief shown by shading and spot heights. Depths shown by soundings and isolines.cartographic