Spatial Coverage
- Italy2
- New England2
- North Carolina2
- Panama, Isthmus of (Panama)2
- West (U.S.)2
- Wisconsin2
- Amador County1
- Amador County (Calif.)1
- Arkansas1
- Atlantic Coast (Del.)1
- Atlantic Coast (Mass.)1
- Atlantic Coast (Md.)1
- Atlantic Coast (Me.)1
- Atlantic Coast (N.J.)1
- Atlantic Coast (Va.)1
- Atlantic States1
- Balkan Peninsula.1
- Berlin (Germany)1
- Boston Bay (Mass.)1
- Boston Bay.1
