- American cultures7,392 objects
- North American cultures7,377 objects
- North American native cultures7,322 objects
- California tribes5,797 objects
- Northern California tribes2,342 objects
- Northwestern California tribes1,856 objects
- Central California Tribes1,846 objects
- North Central California tribes1,587 objects
- Klamath River Tribes1,405 objects
- California Desert tribes1,230 objects
- Mohave1,229 objects
- Yurok852 objects
- Great Basin cultures665 objects
- Southwest North American cultures653 objects
- Southwestern Native American653 objects
- Miwok647 objects
- Eastern Miwok502 objects
- Sierra Miwok501 objects
- Northeastern California tribes480 objects
- Hupa467 objects