Spatial Coverage
- San Bernardino Mountains1
- San Bernardino Mountains (Calif.)1
- San Bernardino Mountains.1
- San Gabriel Mountains1
- San Gabriel Mountains (Calif.)1
- San Gabriel Mountains.1
- Schuylkill County1
- Schuylkill County.1
- Shelburn Quadrangle1
- Six Rivers National Forest (Calif.)1
- Six Rivers National Forest.1
- South Carolina1
- Southeast Asia1
- Southwestern States.1
- Soviet Union1
- Stanley County1
- Steamboat Springs (Colo.)1
- Steamboat Springs.1
- Steuben County1
- Sullivan County1