Collection place
- North America219 objects
- The Americas219 objects
- United States219 objects
- California215 objects
- North Central California184 objects
- Northern California184 objects
- Sacramento County, California107 objects
- CA-Sac-107 (Windmiller Mound), Sacramento County, California95 objects
- San Joaquin County, California77 objects
- CA-SJo-142, San Joaquin County, California68 objects
- Contra Costa County, California23 objects
- San Francisco Bay Area, California23 objects
- CA-CCo-250, Concord, Contra Costa County11 objects
- Concord, Contra Costa County, California11 objects
- CA-SJo-68, San Joaquin County, California8 objects
- CA-CCo-138, Oakley, Contra Costa County7 objects
- CA-Sac-109 (Drescher Mound), Sacramento County, California7 objects
- Oakley, Contra Costa County, California7 objects
- CA-CCo-259, Rodeo, Contra Costa County5 objects
- Rodeo, Contra Costa County, California5 objects