Collection place
- California30 objects
- North America30 objects
- The Americas30 objects
- United States30 objects
- Northern California22 objects
- North Central California20 objects
- Glenn County, California17 objects
- Grindstone Creek, Glenn County, California7 objects
- Central California5 objects
- South Central California4 objects
- Marin County, California3 objects
- Mariposa County, California3 objects
- San Francisco Bay Area, California3 objects
- Calaveras County, California2 objects
- Northeastern California2 objects
- Northern Sierras, Northern California2 objects
- West Point, Calaveras County, California2 objects
- Central California coast1 objects
- San Benito County, California1 objects
- San Juan Bautista (town), San Benito County, California1 objects