- American cultures8,553 objects
- North American cultures8,538 objects
- North American native cultures8,483 objects
- California tribes6,703 objects
- Northern California tribes2,630 objects
- Central California Tribes2,281 objects
- Northwestern California tribes2,072 objects
- North Central California tribes1,997 objects
- Klamath River Tribes1,544 objects
- California Desert tribes1,351 objects
- Mohave1,350 objects
- Yurok957 objects
- Great Basin cultures828 objects
- Southwest North American cultures720 objects
- Southwestern Native American720 objects
- Miwok719 objects
- Eastern Miwok569 objects
- Sierra Miwok568 objects
- Northeastern California tribes552 objects
- Pomo550 objects