- American cultures8,581 objects
- North American cultures8,566 objects
- North American native cultures8,511 objects
- California tribes6,705 objects
- Northern California tribes2,632 objects
- Central California Tribes2,283 objects
- Northwestern California tribes2,074 objects
- North Central California tribes1,999 objects
- Klamath River Tribes1,546 objects
- California Desert tribes1,350 objects
- Mohave1,349 objects
- Yurok957 objects
- Great Basin cultures829 objects
- Miwok721 objects
- Southwest North American cultures720 objects
- Southwestern Native American720 objects
- Eastern Miwok569 objects
- Sierra Miwok568 objects
- Northeastern California tribes552 objects
- Pomo550 objects