Collection place
- North America5,568 objects
- The Americas5,568 objects
- United States5,568 objects
- California4,950 objects
- Northern California4,886 objects
- Northeastern California4,881 objects
- Modoc County, California4,664 objects
- Surprise Valley, Modoc County, California4,566 objects
- CA-Mod-204, Modoc County, California2,537 objects
- CA-Mod-197, Modoc County, California1,243 objects
- Nevada617 objects
- Washoe County, Nevada576 objects
- Lassen County, California217 objects
- Surprise Valley, Lassen County, California205 objects
- CA-Mod-215, Modoc County, California153 objects
- NV-Wa-187, Washoe County, Nevada144 objects
- CA-Las-194, Surprise Valley, Lassen County118 objects
- NV-Wa-183, Washoe County, Nevada93 objects
- NV-Wa-200, Surprise Valley, Washoe County89 objects
- CA-Mod-231, Modoc County, California78 objects