http://www.loc.gov/mods/v3 http://www.loc.gov/standards/mods/v3/mods-3-2.xsd
Geology, McDowell Mountains area, Maricopa County, Arizona
Environmental geology of the McDowell Mountains area, Maricopa County, Arizona
McDowell Mountains area, Maricopa County, Arizona
Bureau of Geology and Mineral Technology.
1 map : color ; 53 x 54 cm., folded in envelope 31 x 34 cm.
by Gary E. Christenson, Dennis G. Welsch, and Troy L. Péwé.
Relief shown by contours and spot heights.
Maps GI-1-A and GI-1-B in same envelope.
Geologic investigation series ; map GI-1-A