Collection place
- Anadarko, Caddo, Oklahoma3 objects
- Brown County, Kansas1 objects
- Caddo, Oklahoma3 objects
- California11 objects
- Canada1 objects
- Horton, Brown, Kansas1 objects
- Kansas1 objects
- Lake Mills, Jefferson County, Wisconsin1 objects
- Marin County, California7 objects
- Mendocino County, California1 objects
- North America22 objects
- Northern California1 objects
- Northern central United States3 objects
- Northwestern California1 objects
- Northwestern United States1 objects
- Oklahoma5 objects
- Ontario, Canada1 objects
- Pawnee, Oklahoma1 objects
- Point Arena, Mendocino County, California1 objects
- Point Reyes, Marin County, California7 objects