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
- New World (the Americas and Oceania)23 objects
- South America23 objects
- Peruvian sequence19 objects
- Ancón sequence9 objects
- Central Peruvian coast9 objects
- Ica sequence6 objects
- Middle Ica II period6 objects
- Middle Ancón II period5 objects
- Andean cultures4 objects
- Inca (1438–1533)4 objects