Collection place
- North America768 objects
- The Americas768 objects
- United States768 objects
- California610 objects
- Northeastern California610 objects
- Northern California610 objects
- Modoc County, California546 objects
- Surprise Valley, Modoc County, California521 objects
- CA-Mod-204, Modoc County, California233 objects
- Nevada158 objects
- Washoe County, Nevada147 objects
- CA-Mod-197, Modoc County, California123 objects
- Lassen County, California64 objects
- Surprise Valley, Lassen County, California64 objects
- CA-Las-201, Surprise Valley, Lassen County32 objects
- CA-Mod-231, Modoc County, California30 objects
- CA-Las-194, Surprise Valley, Lassen County28 objects
- NV-Wa-183, Washoe County, Nevada27 objects
- NV-Wa-187, Washoe County, Nevada27 objects
- CA-Mod-215, Modoc County, California26 objects