Collection place
- Monterey County, California40 objects
- North Central California39 objects
- CA-Mnt-18, Carmel, Monterey County38 objects
- Carmel Mission, Monterey County, California38 objects
- Sacramento County, California38 objects
- Bodega Bay region, Sonoma County, California37 objects
- CA-Sac-160 (Richards site), Sacramento County, California37 objects
- Sonoma coast, Sonoma County, California37 objects
- Southern Sonoma coast, Sonoma County, California37 objects
- Site SE, San Francisco Waterfront, San Francisco32 objects
- Bodega Harbor, Sonoma County, California27 objects
- CA-Son-299, Bodega Harbor, Sonoma County23 objects
- Marin County, California21 objects
- Northwestern California18 objects
- Humboldt County coast, Humboldt County, California17 objects
- Humboldt County, California17 objects
- Lyon County, Nevada17 objects
- NV-Ly-10 (Fort Churchill), Lyon County, Nevada17 objects
- Trinidad Bay, Humboldt County, California17 objects
- Trinidad, Humboldt County, California17 objects