Collection place
- The Americas23 objects
- North America20 objects
- United States15 objects
- California14 objects
- Northeastern California14 objects
- Northern California14 objects
- CA-Nev-8, Truckee, Nevada County13 objects
- Nevada County, California13 objects
- Northern Sierras, Northern California13 objects
- Truckee, Nevada County, California13 objects
- Mexico5 objects
- Chihuahua, Mexico4 objects
- Northern Mexico4 objects
- Northwest Mexico4 objects
- Cantón Montúfar, Carchi Province, Ecuador3 objects
- Carchi Province, Ecuador3 objects
- Ecuador3 objects
- South America3 objects
- Africa2 objects
- Site Ocr2-38, Carchi Province, Ecuador2 objects