Collection place
- North America22 objects
- The Americas22 objects
- United States22 objects
- California16 objects
- Southern California12 objects
- Southwestern United States6 objects
- Arizona4 objects
- Imperial County, California4 objects
- Southern Arizona4 objects
- Central California3 objects
- South Central California3 objects
- Great Basin, United States1 objects
- Northern California1 objects
- Northwestern California1 objects
- Southeastern California1 objects