- American cultures28,297 objects
- North American cultures28,297 objects
- North American native cultures26,277 objects
- California tribes24,432 objects
- Central California Tribes11,056 objects
- Northern California tribes9,797 objects
- North Central California tribes9,332 objects
- Northwestern California tribes7,071 objects
- Klamath River Tribes5,647 objects
- Pomo4,656 objects
- Yurok3,510 objects
- Northeastern California tribes2,724 objects
- Miwok2,309 objects
- North American historic cultures2,045 objects
- United States Historic2,045 objects
- Eastern Miwok2,021 objects
- South Central Californian tribes2,020 objects
- Southwest California tribes1,900 objects
- Great Basin cultures1,888 objects
- California Desert tribes1,681 objects