Collection place
- North America42 objects
- The Americas42 objects
- United States37 objects
- Southwestern United States14 objects
- California12 objects
- Arizona11 objects
- Northern California7 objects
- Northwestern United States7 objects
- Northeastern California6 objects
- Northeastern Arizona5 objects
- Apache County, Arizona4 objects
- Cornfields District, Apache County, Arizona4 objects
- Oregon4 objects
- Alturas, Modoc County, California3 objects
- Central California3 objects
- Great Plains, North America3 objects
- Modoc County, California3 objects
- Northern Sierras, Northern California3 objects
- Plumas County, California3 objects
- South Central California3 objects