Collection place
- North America458 objects
- The Americas458 objects
- United States449 objects
- California319 objects
- Northern California177 objects
- Northeastern California140 objects
- Northwestern United States98 objects
- Siskiyou County, California92 objects
- CA-Sis-262 (Foster site), Bogus Creek, Siskiyou County91 objects
- Alaska88 objects
- San Francisco Bay Area, California84 objects
- San Francisco County, California68 objects
- San Francisco, San Francisco County, California61 objects
- San Francisco Waterfront, San Francisco, San Francisco County55 objects
- Site N-5 (North Shore Pump Station), San Francisco Waterfront, San Francisco44 objects
- Interior Alaska40 objects
- Yukon-Koyukuk Census Area, Alaska40 objects
- Western Alaska39 objects
- Lower Yukon, Yukon, Yukon-Koyukuk Borough37 objects
- Yukon, Yukon-Koyukuk Census Area, Alaska37 objects