Collection place
- North America38 objects
- The Americas38 objects
- United States38 objects
- California37 objects
- San Francisco Bay Area, California37 objects
- Alameda County, California26 objects
- CA-Ala-309, Emeryville, Alameda County26 objects
- Emeryville, Alameda County, California26 objects
- CA-SCl-1 (Ponce Mound), Mountain View, Santa Clara County8 objects
- Mountain View, Santa Clara County, California8 objects
- Santa Clara County, California8 objects
- Contra Costa County, California2 objects
- CA-CCo-242, Walnut Creek, Contra Costa County1 objects
- CA-CCo-300, Richmond, Contra Costa County1 objects
- CA-Sol-236 (Glen Cove), Vallejo, Solano County1 objects
- Churchill County, Nevada1 objects
- Glencove, Solano County, California1 objects
- Humboldt Lake region, Churchill County, Nevada1 objects
- Marina Bay, Richmond, Contra Costa County1 objects
- NV-Ch-13, Churchill County, Nevada1 objects