- American cultures8,109 objects
- North American cultures8,095 objects
- North American native cultures8,046 objects
- California tribes6,268 objects
- Central California Tribes2,283 objects
- Northern California tribes2,200 objects
- North Central California tribes1,992 objects
- Northwestern California tribes1,646 objects
- California Desert tribes1,351 objects
- Mohave1,350 objects
- Klamath River Tribes1,307 objects
- Yurok957 objects
- Great Basin cultures826 objects
- Miwok719 objects
- Southwest North American cultures718 objects
- Southwestern Native American718 objects
- Eastern Miwok569 objects
- Sierra Miwok568 objects
- Northeastern California tribes548 objects
- Pomo547 objects