Culture or time period
- American cultures33 objects
- North American cultures33 objects
- North American historic cultures29 objects
- United States Historic29 objects
- North American native cultures16 objects
- California tribes15 objects
- Modoc15 objects
- Northeastern California tribes15 objects
- Northern California tribes15 objects
- European cultures6 objects
- Asian cultures4 objects
- East Asian cultures4 objects
- Northern European cultures4 objects
- British Isles3 objects
- English3 objects
- English cultures3 objects
- Chinese2 objects
- Chinese cultures2 objects
- Japanese2 objects
- Japanese cultures2 objects