Culture or time period
- American cultures41 objects
- North American cultures41 objects
- North American historic cultures37 objects
- United States Historic37 objects
- North American native cultures17 objects
- California tribes16 objects
- Modoc16 objects
- Northeastern California tribes16 objects
- Northern California tribes16 objects
- European cultures8 objects
- Northern European cultures5 objects
- Asian cultures4 objects
- East Asian cultures4 objects
- British Isles3 objects
- English3 objects
- English cultures3 objects
- Chinese2 objects
- Chinese cultures2 objects
- Japanese2 objects
- Japanese cultures2 objects