Collection place
- California870 objects
- North America870 objects
- The Americas870 objects
- United States870 objects
- San Francisco Bay Area, California861 objects
- Contra Costa County, California849 objects
- Brooks Island, Richmond, Contra Costa County846 objects
- CA-CCo-290, Brooks Island, Richmond846 objects
- Richmond, Contra Costa County, California846 objects
- Alameda County, California12 objects
- CA-Ala-309, Emeryville, Alameda County7 objects
- Emeryville, Alameda County, California7 objects
- Berkeley, Alameda County, California5 objects
- CA-Ala-307, Berkeley, Alameda County5 objects
- Northern California5 objects
- West Berkeley, Berkeley, Alameda County5 objects
- North Central California4 objects
- Southern California4 objects
- Santa Barbara County, California3 objects
- CA-CCo-259, Rodeo, Contra Costa County2 objects