Collection place
- Africa2 objects
- Alaska1 objects
- Arizona5 objects
- Asia16 objects
- Baja California peninsula, Mexico1 objects
- Baja California, Mexico1 objects
- Bishop, Inyo County, California1 objects
- Blocksburg, Humboldt County, California1 objects
- British Columbia, Canada1 objects
- British West Africa (historic)1 objects
- CA-Lak-72, Lake County, California1 objects
- California18 objects
- Canada1 objects
- Central California5 objects
- Central Oregon15 objects
- Chiloquin, Klamath County, Central Oregon2 objects
- Chūbu region, Honshu, Japan6 objects
- Coachella Valley, Riverside County, California2 objects
- Colorado Desert, Riverside County, California2 objects
- Concrete, Skagit, Skagit County2 objects