Wilson, Anna B.

About the author

U.S. Geological Survey, Central Region, Rocky Mountain area, Geology discipline
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Geologic Map of the eastern part of the Challis National Forest and vicinity, Idaho

The paper version of the Geologic Map of the eastern part of the Challis National Forest and vicinity, Idaho was compiled by Anna Wilson and Betty Skipp in 1994. The geology was compiled on a 1:250,000 scale topographic base map. TechniGraphic System, I

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