Collection place
- North America54 objects
- The Americas54 objects
- United States50 objects
- California39 objects
- Northern California30 objects
- North Central California25 objects
- Central California8 objects
- South Central California8 objects
- Africa7 objects
- Southwestern United States7 objects
- Arizona4 objects
- British Columbia, Canada4 objects
- Canada4 objects
- Khartoum state, Sudan4 objects
- Khartoum, Khartoum state, Sudan4 objects
- Northern Africa4 objects
- Northwestern United States4 objects
- Nubia (historical region), Sudan4 objects
- Sudan4 objects
- Mendocino County, California3 objects