Collection place
- Unincorporated eastern Contra Costa County, California9 objects
- CA-CCo-141, Palm Tract, Contra Costa County8 objects
- Canada8 objects
- Palm Tract, Contra Costa County, California8 objects
- Oakley, Contra Costa County, California5 objects
- Oregon5 objects
- British Columbia, Canada4 objects
- CA-CCo-138, Oakley, Contra Costa County4 objects
- Central Oregon4 objects
- Klamath County, Oregon4 objects
- Klamath Reservation, Klamath County, Oregon4 objects
- Lindsey Slough, Solano County, California4 objects
- Old Town Site, Yakutat Borough, Alaska4 objects
- Skagway-Hoonah-Angoon Borough, Alaska4 objects
- Solano County, California4 objects
- Yakutat City and Borough, Alaska4 objects
- CA-Sac-107 (Windmiller Mound), Sacramento County, California3 objects
- CA-Sac-66 (Morse Mound), Sacramento County, California3 objects
- CA-Sol-2, Solano County, California3 objects
- Hancock County, Maine3 objects