Collection place
- CA-Fre-115, Fresno County, California389 objects
- Placer County, California378 objects
- Mexico357 objects
- Nevada County, California333 objects
- Northern Mexico328 objects
- Northwest Mexico328 objects
- San Juan Ridge, Nevada County, California319 objects
- Martis Valley, Placer County, California317 objects
- North Central California314 objects
- Pershing County, Nevada281 objects
- CA-Nev-15, Nevada County, California276 objects
- Central California coast248 objects
- Napa Valley, Napa County, California241 objects
- CA-Mod-204, Modoc County, California240 objects
- Southern California222 objects
- Bouse site, La Paz County, Arizona208 objects
- La Paz County, Arizona208 objects
- Alameda County, California197 objects
- Baja California peninsula, Mexico195 objects
- Calaveras County, California193 objects