Collection place
- North America57 objects
- The Americas57 objects
- United States57 objects
- Humboldt Lake Bed, Pershing County, Nevada55 objects
- Nevada55 objects
- Pershing County, Nevada55 objects
- CA-LAn-24, Topanga Canyon, Los Angeles County2 objects
- California2 objects
- Los Angeles County, California2 objects
- Santa Monica Mountains, Los Angeles County, California2 objects
- Southern California2 objects
- Topanga Canyon, Santa Monica Mountains, Los Angeles County2 objects