Collection place
- California472 objects
- North America472 objects
- The Americas472 objects
- United States472 objects
- San Francisco Bay Area, California464 objects
- Contra Costa County, California388 objects
- CA-CCo-138, Oakley, Contra Costa County296 objects
- Oakley, Contra Costa County, California296 objects
- Unincorporated western Contra Costa County, California92 objects
- CA-Nap-16, Napa Valley, Napa County76 objects
- Lower Napa Valley, Napa County, California76 objects
- Napa County, California76 objects
- Napa Valley, Napa County, California76 objects
- CA-CCo-151, El Sobrante, Contra Costa County60 objects
- El Sobrante, Contra Costa County, California60 objects
- CA-CCo-259, Rodeo, Contra Costa County32 objects
- Rodeo, Contra Costa County, California32 objects
- Central California8 objects
- Central California coast8 objects
- Monterey County, California8 objects