Columbia subject headings:
Harvard subject headings:
Chesapeake Bay (Md. and Va.)--Defenses.
Chesapeake Bay (Md. and Va.)--History, Naval.
Chesapeake Bay (Md. and Va.)--Surveys.
Coast defenses--Chesapeake Bay (Md. and Va.)
Hydrographic surveying--Chesapeake Bay (Md. and Va.)
United States--History--War of 1812--Naval operations.
Princeton subject headings:
Chesapeake Bay (Md. and Va.)--Surveys.