1. Geologic map of the Portal quadrangle and vicinity, Cochise County, southeast Arizona Author/Creator: Geological Survey (U.S.) Publication/Creation: Denver, CO : For sale by Map Distribution Resource Type: Map Access & Availability: Loading
2. Geologic map of the Seaman Range, Lincoln and Nye counties, Nevada Author/Creator: Geological Survey (U.S.) Publication/Creation: Denver, CO : For sale by Map Distribution Resource Type: Map Access & Availability: Loading
3. Geologic map of the Turkey Creek caldera, Chiricahua Mountains, Cochise County, Arizona Author/Creator: Geological Survey (U.S.) Publication/Creation: Denver, CO : For sale by Information Services Resource Type: Map Access & Availability: Loading