American Harbor Defenses PDF file listing Alaska

Baltimore-Potomac files

Boston New Bedford Files

Boston files 2

Carolina- Savannah-NE Florida files

Carribean-Argentia files

Chesapeake Bay files

Columbia River Files

Delaware River Files

Galveston files

Hawaii Files

Tampa- Key West files

Long Island Sound Files

Los Angeles Files

Mobile Bay - Mississippi River files

Narragansett Bay files

New York files

New York files 2

Panama files

Pensacola files

Philippines files

Portland – Kennebec files

Portsmouth files

Puget Sound files

San Diego files

San Francisco files