Collection place
- North America380 objects
- The Americas380 objects
- United States380 objects
- California379 objects
- Northern California377 objects
- Northwestern California351 objects
- Humboldt County, California203 objects
- Klamath River, Humboldt County, California146 objects
- Weitchpec, Humboldt County, California93 objects
- near Weitchpec, Klamath River, Humboldt County93 objects
- Klamath River below Weitchpec, Humboldt County, California41 objects
- Del Norte County, California32 objects
- Mad River, Humboldt County, California32 objects
- Maple Creek, Mad River, Humboldt County32 objects
- Elk Valley, Del Norte County, California28 objects
- Mouth of Salmon River, Del Norte County, California24 objects
- Northeastern California20 objects
- Northern Sierras, Northern California11 objects
- Calaveras County, California9 objects
- Wakhtek, Humboldt County, California9 objects