Skipp, Betty A.

About the author


Geologic map of the Sedan quadrangle, Gallatin and Park Counties, Montana

This quadrangle lies 6.4 km (4 mi) northeast of Bozeman, Mont., in southwestern Montana. Metamorphic, sedimentary, and volcanic rocks of Precambrian to Tertiary age are exposed in the Bridger Range and southwestern margin of the Crazy Mountains Basin in

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

Digital Compilation of Landslide Overview Map of the Conterminous United States

This dataset consists of polygons enclosing areas of landslide incidence and susceptibility for the conterminous United States.