EarthWorks Geospatial Catalog

Geologic map of the Simi quadrangle [cartographic material] : Ventura County, California / by Thomas W. Dibblee, Jr. ; edited by Helmut E. Ehrenspeck ; prepared in cooperation with the California Department of Conservation, Division of Mines and Geology, and U.S. Geological Survey.

Relief shown by contours and spot heights. Includes 1 col. cross section, index and location diagrams, and 1 chart. "First printing, June, 1992" "Eugene A. Fritsche and Richard L. Squires Honorary Map"
Dibblee Geological Foundation ;
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