1. Pre-1980 eruptive history of Mount St. Helens, Washington Author/Creator: Clynne, M. A. Publication/Creation: Vancouver, WA : U.S. Geological Survey, David A. Johnston Cascades Volcano Observatory, [2005] Resource Type: Book Access & Availability: Loading
2. Sample data for the Geologic map of the island of Hawaii Author/Creator: Geological Survey (U.S.) Publication/Creation: Denver, CO : For sale by the U.S. Geological Survey, Information Services Resource Type: Map Access & Availability: Loading
3. Geologic map of the Island of Hawaii Author/Creator: Geological Survey (U.S.) Publication/Creation: Denver, CO : For sale by the U.S. Geological Survey, Information Services Resource Type: Map Access & Availability: Loading