Spatial Coverage
- Meseta Central (Mexico)1
- Middle Atlantic States1
- Middle West1
- Minas Gerais (Brazil)1
- Missouri.1
- Nebraska1
- New York1
- New York.1
- North America1
- North Carolina1
- Northwest, Old1
- Pacific Coast (Calif.)1
- Pacific Coast.1
- Pacific States1
- Pennsylvania1
- Pennsylvania.1
- Rapidan River (Va.)1
- Rapidan River.1
- Rappahannock River (Va.)1
- Rappahannock River.1
