Collection place
- North America2,653 objects
- The Americas2,653 objects
- United States2,653 objects
- California2,652 objects
- Northern California1,757 objects
- Northeastern California1,484 objects
- Northern Sierras, Northern California1,484 objects
- Nevada County, California1,286 objects
- San Juan Ridge, Nevada County, California1,275 objects
- CA-Nev-15, Nevada County, California790 objects
- CA-Nap-32, Napa Valley, Napa County744 objects
- Middle Napa Valley, Napa County, California744 objects
- Napa County, California744 objects
- Napa Valley, Napa County, California744 objects
- Rutherford area, Napa Valley, Napa County744 objects
- San Francisco Bay Area, California744 objects
- North Central California206 objects
- CA-Nev-46, Nevada County, California171 objects
- Sacramento County, California167 objects
- Central California151 objects