Collection place
- North America49 objects
- The Americas49 objects
- United States49 objects
- California47 objects
- San Francisco Bay Area, California28 objects
- Napa County, California20 objects
- Napa Valley, Napa County, California18 objects
- Middle Napa Valley, Napa County, California16 objects
- Northern California14 objects
- CA-Nap-1 (Goddard Mound), Napa Valley, Napa County8 objects
- Northeastern California8 objects
- Oakville area, Napa Valley, Napa County8 objects
- CA-Mrn-365, Novato, Marin County6 objects
- CA-Nap-32, Napa Valley, Napa County6 objects
- Marin County, California6 objects
- Novato, Marin County, California6 objects
- Rutherford area, Napa Valley, Napa County6 objects
- Siskiyou County, California6 objects
- North Central California5 objects
- CA-Lak-72, Lake County, California4 objects