Collection place
- Hoopa Valley Reservation, Humboldt County, California97 objects
- Pinoleville, Mendocino County, California86 objects
- Upper Lake, Lake County, California69 objects
- Rich Gulch, Calaveras County, California60 objects
- Chicken Ranch, Tuolumne County, California59 objects
- Table Mountain, Tuolumne County, California59 objects
- Amador County, California54 objects
- Colusa County, California54 objects
- Weitchpec, Humboldt County, California54 objects
- near Weitchpec, Klamath River, Humboldt County54 objects
- Martin's Ferry, Humboldt County, California50 objects
- Stonyford, Colusa County, California49 objects
- Del Norte County, California48 objects
- Hoopa Valley, Humboldt County, California48 objects
- Takemilding, Hoopa Reservation, California48 objects
- Klamath (CDP), Del Norte County, California44 objects
- Klamath River valley, Del Norte County, California44 objects
- Coyote Valley, Mendocino County, California41 objects
- Lower Lake, Lake County, California39 objects
- North of Cache Creek, Lake County, California32 objects