Collection place
- North America12 objects
- The Americas12 objects
- United States12 objects
- California9 objects
- North Central California9 objects
- Northern California9 objects
- San Joaquin County, California9 objects
- CA-SJo-68, San Joaquin County, California8 objects
- Bank of Clackamas River, Clackamas County, Western Oregon3 objects
- Clackamas County, Oregon3 objects
- Northwestern United States3 objects
- Oregon3 objects
- Western Oregon3 objects
- CA-SJo-43, San Joaquin County, California1 objects