Collection place
- The Americas659 objects
- North America587 objects
- United States434 objects
- California269 objects
- Northern California156 objects
- Mexico153 objects
- Nevada96 objects
- Northeastern California88 objects
- Southern Mexico74 objects
- Southwest Mexico74 objects
- Churchill County, Nevada73 objects
- Northern Mexico57 objects
- Northwest Mexico57 objects
- Baja California peninsula, Mexico56 objects
- Northern Sierras, Northern California56 objects
- NV-Ch-54 (Burnt Cave), Churchill County, Nevada55 objects
- Africa50 objects
- Baja California Sur, Mexico49 objects
- Central California49 objects
- San Francisco Bay Area, California48 objects