Collection place
- North America4 objects
- The Americas4 objects
- United States4 objects
- Four Corners Region, Southwestern United States3 objects
- Southwestern United States3 objects
- Butte County, California1 objects
- California1 objects
- Feather River/Lower Horvat Creek watershed1 objects
- Mooretown, Butte County, California1 objects
- North Central California1 objects
- Northern California1 objects