Collection place
- North America320 objects
- The Americas320 objects
- United States320 objects
- California290 objects
- Northeastern California290 objects
- Northern California290 objects
- Modoc County, California267 objects
- Surprise Valley, Modoc County, California267 objects
- CA-Mod-204, Modoc County, California125 objects
- CA-Mod-197, Modoc County, California90 objects
- Nevada30 objects
- Washoe County, Nevada30 objects
- Lassen County, California23 objects
- Surprise Valley, Lassen County, California23 objects
- CA-Mod-199, Modoc County, California19 objects
- CA-Las-194, Surprise Valley, Lassen County17 objects
- NV-Wa-187, Washoe County, Nevada17 objects
- CA-Mod-215, Modoc County, California8 objects
- CA-Las-201, Surprise Valley, Lassen County4 objects
- CA-Mod-202, Modoc County, California4 objects