1. Map showing outcrops of pre-quaternary basaltic rocks, basin and range province, Oregon Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Denver, Colorado : Open-File Services Section, Western Distribution Branch, U.S. Geological Survey Resource Type: Map Access & Availability: Loading
2. Map showing outcrops of granitic rocks and pre-quaternary ash-flow tuffs, basin and range province, Oregon Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Denver, Colorado : Open-File Services Section, Western Distribution Branch, U.S. Geological Survey Resource Type: Map Access & Availability: Loading
3. Map showing outcrops of granitic rocks, ash-flow tuff, and laharic breccia, basin and range province, Idaho Author/Creator: Geological Survey (U.S.), cartographer Publication/Creation: Denver, Colorado : Open-File Services Section, Western Distribution Branch, U.S. Geological Survey Resource Type: Map Access & Availability: Loading