Collection place
- California85 objects
- North America85 objects
- The Americas85 objects
- United States85 objects
- San Francisco Bay Area, California49 objects
- Contra Costa County, California21 objects
- Northern California21 objects
- North Central California17 objects
- Alameda County, California15 objects
- Central California15 objects
- Berkeley, Alameda County, California14 objects
- CA-Ala-307, Berkeley, Alameda County14 objects
- South Central California14 objects
- West Berkeley, Berkeley, Alameda County14 objects
- Kern County, California8 objects
- CA-CCo-138, Oakley, Contra Costa County7 objects
- CA-Teh-58, Tehama County, California7 objects
- Oakley, Contra Costa County, California7 objects
- Tehama County, California7 objects
- CA-Ker-74 (Shirer Ranch site), Kern County, California6 objects