Big Bend National Park, Texas.

Bibliographic Details
Corporate Author:	Geological Survey (U.S.)
Format:	Map
Language:	English
Published:	Reston, Va., [publisher not identified] ; 1976.
Subjects:	National parks and reserves > Texas > Maps. Big Bend National Park (Tex.)

Description
Item Description:	"Compiled in 1974 from USGS 1:24,000 scale topographic maps dated 1970-71." Lambert conformal conic. Contour interval 80 feet. Relief shown by contour lines and spot heights in meters and feet. Includes location map, index to 7.5 minute maps and pictorial insets. Universal Transverse Mercator projection; 1927 North American datum. Cartographic material.
Physical Description:	color map illustrations ; 81 x 99 cm.