Collection place
- North America53 objects
- The Americas53 objects
- United States53 objects
- California44 objects
- San Francisco Bay Area, California40 objects
- Contra Costa County, California27 objects
- CA-CCo-138, Oakley, Contra Costa County25 objects
- Oakley, Contra Costa County, California25 objects
- Napa County, California9 objects
- Napa Valley, Napa County, California9 objects
- Nevada9 objects
- CA-Nap-1 (Goddard Mound), Napa Valley, Napa County8 objects
- Middle Napa Valley, Napa County, California8 objects
- NV-Pe-14, Pershing County, Nevada8 objects
- Oakville area, Napa Valley, Napa County8 objects
- Pershing County, Nevada8 objects
- CA-Yol-53, Yolo County, California3 objects
- Elk Slough, Yolo County, California3 objects
- Marin County, California3 objects
- North Central California3 objects