Collection place
- California502 objects
- North America502 objects
- The Americas502 objects
- United States502 objects
- Napa County, California391 objects
- San Francisco Bay Area, California391 objects
- Napa Valley, Napa County, California368 objects
- Barro area, Napa Valley, Napa County213 objects
- Upper Napa Valley, Napa County, California213 objects
- CA-Nap-131, Napa Valley, Napa County183 objects
- Middle Napa Valley, Napa County, California146 objects
- Rutherford area, Napa Valley, Napa County125 objects
- CA-Lak-36 (Borax Lake site), Lake County, California111 objects
- Lake County, California111 objects
- North Central California111 objects
- Northern California111 objects
- CA-Nap-143, Napa Valley, Napa County53 objects
- CA-Nap-152, Napa Valley, Napa County38 objects
- CA-Nap-139, Napa Valley, Napa County21 objects
- CA-Nap-163, Chiles Valley, Napa County17 objects