Spatial Coverage
- Berkeley (Calif.)1
- Berkeley.1
- Bighorn National Forest (Wyo.)1
- Black Hills (S.D. and Wyo.)1
- Broad Street (Philadelphia, Pa.)1
- Burlington (Colo.)1
- Calgary (Alta.)1
- California, Northern1
- Carmel1
- Carmel (Calif.)1
- Cheyenne County (Colo.)1
- Chicago and North Western Railway Company1
- Claremont (Va.)1
- Claremont.1
- Clearlake Oaks (Calif.)1
- Collinsville (Okla.)1
- Connecticut River Valley1
- Connecticut River Valley.1
- Crete (Saline County, Neb.)1
- Dalian (Liaoning Sheng, China)1
