Collection place
- California13 objects
- North America13 objects
- The Americas13 objects
- United States13 objects
- San Francisco Bay Area, California10 objects
- CA-CCo-242, Walnut Creek, Contra Costa County4 objects
- CA-SFr-6 (Presidio Mound), San Francisco County, California4 objects
- Contra Costa County, California4 objects
- San Francisco County, California4 objects
- San Francisco, San Francisco County, California4 objects
- Walnut Creek, Contra Costa County, California4 objects
- near Presidio, San Francisco, San Francisco County4 objects
- CA-Hum-67 (Tolowot), Humboldt County, California3 objects
- Gunther Island, Humboldt Bay, Humboldt County3 objects
- Humboldt Bay, Humboldt County, California3 objects
- Humboldt County, California3 objects
- Northern California3 objects
- Northwestern California3 objects
- Sonoma County, California2 objects
- Sonoma Mountains, Sonoma County, California2 objects