Collection place
- North America20 objects
- The Americas20 objects
- United States20 objects
- Southern central United States10 objects
- California7 objects
- Texas7 objects
- Oklahoma2 objects
- Arkansas1 objects
- Central California1 objects
- Georgia (state)1 objects
- Idaho1 objects
- Kentucky1 objects
- Laguna de San Antonio, Sonoma County, California1 objects
- Marysville, Yuba County, California1 objects
- North Central California1 objects
- Northern California1 objects
- Northwestern United States1 objects
- Pike County, Arkansas1 objects
- San Francisco Bay Area, California1 objects
- Sonoma County, California1 objects