1. Lateral ramps in the folded Appalachians and in overthrust belts worldwide : a fundamental element of thrust-belt architecture Author/Creator: Pohn, Howard A. Publication/Creation: Denver, CO : For sale by U.S. Geological Survey, Information Services Resource Type: Book Access & Availability: Loading
2. Geologic structure and mineral occurrences in eastern West Virginia Author/Creator: Pohn, Howard A. Publication/Creation: Denver, CO : For sale by Information Services Resource Type: Map Access & Availability: Loading