Collection place
- California6 objects
- North America6 objects
- Northern California6 objects
- The Americas6 objects
- United States6 objects
- Northwestern California5 objects
- Butte County, California1 objects
- Del Norte County, California1 objects
- Elk Valley, Del Norte County, California1 objects
- Feather River/Lower Horvat Creek watershed1 objects
- Mooretown, Butte County, California1 objects
- Mouth of Salmon River, Del Norte County, California1 objects
- North Central California1 objects