Collection place
- North America84 objects
- The Americas84 objects
- United States84 objects
- California79 objects
- San Francisco Bay Area, California42 objects
- Central California22 objects
- Central California coast22 objects
- Contra Costa County, California22 objects
- Monterey County, California22 objects
- Southern Monterey Coast, Monterey County, California22 objects
- CA-Mnt-282, Southern Monterey Coast, Monterey County18 objects
- Northern California15 objects
- CA-CCo-138, Oakley, Contra Costa County11 objects
- Oakley, Contra Costa County, California11 objects
- CA-CCo-151, El Sobrante, Contra Costa County10 objects
- El Sobrante, Contra Costa County, California10 objects
- North Central California10 objects
- Unincorporated western Contra Costa County, California10 objects
- Napa County, California8 objects
- Napa Valley, Napa County, California8 objects