Collection place
- California251 objects
- North America251 objects
- Northern California251 objects
- The Americas251 objects
- United States251 objects
- Northeastern California242 objects
- Northern Sierras, Northern California242 objects
- Sierra County, California242 objects
- CA-Sie-20, Sierra County, California230 objects
- CA-Sie-21, Sierra County, California12 objects
- CA-Yol-13 (Mustang Mound), Yolo County, California9 objects
- North Central California9 objects
- Yolo County, California9 objects