Collection place
- North America679 objects
- The Americas679 objects
- United States677 objects
- California602 objects
- San Francisco Bay Area, California490 objects
- San Francisco County, California278 objects
- San Francisco, San Francisco County, California278 objects
- San Francisco Waterfront, San Francisco, San Francisco County267 objects
- Sonoma County, California185 objects
- Estero Americano, Sonoma County, California148 objects
- CA-Son-290, Sonoma County, California137 objects
- Site N-5 (North Shore Pump Station), San Francisco Waterfront, San Francisco95 objects
- Site N-2 (North Point Tunnel), San Francisco Waterfront, San Francisco84 objects
- Nevada74 objects
- Northern California70 objects
- Site C-1 (Berry), San Francisco Waterfront, San Francisco44 objects
- Lander County, Nevada43 objects
- Central California41 objects
- NV-La-1104, Lander County, Nevada41 objects
- Central California coast40 objects