Collection place
- North America214 objects
- The Americas214 objects
- United States214 objects
- California212 objects
- San Francisco Bay Area, California147 objects
- CA-CCo-138, Oakley, Contra Costa County135 objects
- Contra Costa County, California135 objects
- Oakley, Contra Costa County, California135 objects
- Northern California65 objects
- Humboldt County coast, Humboldt County, California63 objects
- Humboldt County, California63 objects
- Northwestern California63 objects
- CA-Hum-169 (Tsurai), Humboldt County, California62 objects
- Trinidad Bay, Humboldt County, California62 objects
- Trinidad, Humboldt County, California62 objects
- CA-Mrn-397, Marin County, California12 objects
- Marin County, California12 objects
- Alpine quarry area sites, Brewster County, Texas2 objects
- Brewster County, Texas2 objects
- Northeastern California2 objects