1. Geology of the solar system Author/Creator: Geological Survey (U.S.) Publication/Creation: Denver, CO : For sale by the USGS Information Services Resource Type: Map Access & Availability: Loading
2. Atlas of ground-water resources in Puerto Rico and the U.S. Virgin Islands Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: San Juan, Puerto Rico : U.S. Department of the Interior, U.S. Geological Survey, 1996 Resource Type: Map Access & Availability: Loading
3. The national atlas of the United States of America Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Washington, D.C. : United States Department of the Interior, Geological Survey, 1970 Resource Type: Map Access & Availability: Loading