Collection place
- North America133 objects
- The Americas133 objects
- United States126 objects
- California81 objects
- Northern California56 objects
- Northwestern California31 objects
- Southwestern United States26 objects
- Central California21 objects
- South Central California20 objects
- Northeastern California17 objects
- Arizona15 objects
- Northwestern United States12 objects
- Kern County, California10 objects
- New Mexico9 objects
- North Central California8 objects
- Northwestern New Mexico8 objects
- Western New Mexico8 objects
- Humboldt County, California7 objects
- Klamath River, Humboldt County, California7 objects
- McKinley County, New Mexico7 objects