1. Map of major lithologic units in the Pacific Northwest : a contribution to the Interior Columbia Basin Ecosystem Management Project Author/Creator: Geological Survey (U.S.) Publication/Creation: Reston, VA : U.S. Geological Survey ; Denver, CO : Information Services [distributor], 2001 Resource Type: Map Access & Availability: Loading
2. Map showing inferred and mapped basement faults, San Juan Basin and vicinity, New Mexico and Colorado Author/Creator: Geological Survey (U.S.) Publication/Creation: Denver, CO : For sale by U.S. Geological Survey, Information Services Resource Type: Map Access & Availability: Loading
3. Marine geologic map of the northeastern insular shelf of Puerto Rico, Luquillo area Author/Creator: Geological Survey (U.S.) Publication/Creation: Denver, CO : For sale by Information Services Resource Type: Map Access & Availability: Loading
4. Marine geologic map of the southwestern insular shelf of Puerto Rico, Mayagüez to Cabo Rojo Author/Creator: Geological Survey (U.S.) Publication/Creation: Denver, CO : For sale by Information Services Resource Type: Map Access & Availability: Loading