Online link | http://pubs.usgs.gov/of/1999/of99-546/ |
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Description | Geologic units and structural features, GIS data files |
Originators | Cannon, William F.; Woodruff, Laurel G.; Nicholson, Suzanne W.; Hedgman, Cheryl A.; and Barber-Delach, Robert D. |
Publication | U.S. Geological Survey Open-File Report 99-546 |