Collection place
- North America646 objects
- The Americas646 objects
- United States646 objects
- California643 objects
- Modoc County, California610 objects
- Northeastern California610 objects
- Northern California610 objects
- Surprise Valley, Modoc County, California601 objects
- CA-Mod-204, Modoc County, California463 objects
- CA-Mod-197, Modoc County, California131 objects
- CA-Mnt-375, Salinas Valley, Monterey County27 objects
- Central California27 objects
- Central California coast27 objects
- Monterey County, California27 objects
- Salinas Valley, Monterey County, California27 objects
- CA-CCo-259, Rodeo, Contra Costa County6 objects
- Contra Costa County, California6 objects
- Rodeo, Contra Costa County, California6 objects
- San Francisco Bay Area, California6 objects
- Unincorporated western Contra Costa County, California6 objects