Collection place
- The Americas4,209 objects
- North America4,208 objects
- United States4,163 objects
- California3,706 objects
- Northern California1,856 objects
- San Francisco Bay Area, California1,313 objects
- Northeastern California1,096 objects
- Lassen County, California697 objects
- Napa County, California647 objects
- North Central California483 objects
- Central California398 objects
- South Central California354 objects
- Nevada329 objects
- Contra Costa County, California327 objects
- CA-CCo-138, Oakley, Contra Costa County288 objects
- Oakley, Contra Costa County, California288 objects
- Berryessa Valley, Napa County, California284 objects
- Northwestern California277 objects
- Mendocino County, California249 objects
- CA-Nap-93, Berryessa Valley, Napa County241 objects