Culture or time period
- Lower Emergent Period of California (1000–1500 AD)12 objects
- North Central California tribes12 objects
- Phase 2, Late Horizon: Mosher facies (1500 AD–contact)11 objects
- Upper Emergent Period of California (1500–1800 AD)11 objects
- Archaic Period of California (6000 BC–1000 AD)8 objects
- Pomo8 objects
- Late Phase 1, Late Horizon: Johnson facies (ca. 1300–1500 AD)7 objects
- Yana7 objects
- Pit River6 objects
- Upper Archaic Period of California (500 BC–1000 AD)6 objects
- Yocha Dehe Wintun Nation [DO NOT USE]6 objects
- Miwok4 objects
- Eastern Miwok3 objects
- Middle Phase 1, Late Horizon: Hollister facies (ca. 1100–1300 AD)3 objects
- Upper Berkeley Pattern (ca. 500–1000 AD)3 objects
- Early Horizon: Windmiller Culture2 objects
- Early Phase 1, Late Horizon: Eichenberger facies (900–1100 AD)2 objects
- Middle Archaic Period of California (3000–500 BC)2 objects
- Middle/Late Horizon Transition: Calhoun facies (700–900 AD)2 objects
- Cahto1 objects