Culture or time period
- American cultures50 objects
- North American cultures50 objects
- California tribes26 objects
- Modoc26 objects
- North American native cultures26 objects
- Northeastern California tribes26 objects
- Northern California tribes26 objects
- North American historic cultures24 objects
- United States Historic24 objects
- Klamath Lake23 objects
- African cultures15 objects
- Eastern African cultures12 objects
- Ethiopian cultures11 objects
- Gurage11 objects
- Horn of Africa cultures11 objects
- New World (the Americas and Oceania)7 objects
- Peruvian sequence7 objects
- South America7 objects
- Ancón sequence4 objects
- Central Peruvian coast4 objects