1. Energy-resources map of the Circum-Pacific Region, southeast quadrant Author/Creator: Circum-Pacific Map Project Publication/Creation: Denver, CO : For sale by Branch of Distribution Resource Type: Map Access & Availability: Loading
2. Experimental digital shaded-relief maps of Oregon Author/Creator: Geological Survey (U.S.) Publication/Creation: Reston, VA : U.S. Geological Survey, 1992 Resource Type: Map Access & Availability: Loading