Topographic map of the Grand Canyon National Park, Arizona /
Geological Survey (U.S.)
Matthes, François,1874-1948.
Evans, Richard T.
Washington : The Survey,
1927.
"Surveyed in 1902-1923."
Relief shown by contours and spot heights.
Title at right foot of map: Grand Canyon National Park, Ariz.
Wanting: West half.
East half--West half.
National parks and reserves