Geologic map of Arizona /
Wilson, Eldred Dewey,1898-1965.
Cooper, John R.(John Roberts),1907-
Moore, Richard T.
University of Arizona.State Bureau of Mines.
Geological Survey (U.S.)
Washington : U.S. Geological Survey,
1969 (rep. 1977).
"Contour interval 500 feet."
"Lambert conformal conic projection, standard parallels 33° and 45°.0.
Inset: Sources of data.
Geology