Collection place
- North America281 objects
- The Americas281 objects
- United States281 objects
- California255 objects
- Northern California212 objects
- Northwestern California120 objects
- North Central California53 objects
- Northeastern California39 objects
- Mendocino County, California37 objects
- Modoc County, California28 objects
- Colusa County, California25 objects
- Central California23 objects
- Humboldt County, California23 objects
- South Central California23 objects
- Central Oregon21 objects
- Northwestern United States21 objects
- Oregon21 objects
- Klamath County, Oregon19 objects
- Klamath Reservation, Klamath County, Oregon19 objects
- CA-Col-1 (Miller Mound), Colusa County, California17 objects