1.
Grand Canyon Geology : Two Billion Years of Earth's History
by Timmons, J.Michael, Karlstr...
ISBN: 9780813724898
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Orogenic models for the Paleoproterozoic of the southwestern US : Guide Book No. 18 for Ariz...
by Duebendorfer, Ernest, Karls...
ISBN: 9781891924071
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Rocky Mountain Region: an Evolving Lithosphere : Tectonics, Geochemistry, and Geophysics
by Karlstrom, Karl E., Keller,...
ISBN: 9781118666326
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Grand Canyon Trail of Time Companion
by Karlstrom, Karl, Crossey, L...
ISBN: 9780578404967
List Price: $19.95