Columbia subject headings:
Harvard subject headings:
Admirals--United States--Biography
Fajardo (P.R.)--History, Military--19th century.
Ordnance testing--Puerto Rico--Vieques Island--History--20th century.
Porter, David, 1780-1843--Trials, litigation, etc.
Porter, David, 1780-1843.
Puerto Rico--Relations--United States.
United States--Relations--Puerto Rico.
United States. Marine Corps--Target practice--History--20th century.
United States. Navy--Target practice--History--20th century.
Vieques Island (P.R.)--History, Military.
Princeton subject headings:
Military manuevers--Puerto Rico--Vieques Island--History--19th century.
Puerto Rico--Military relations--United States.
United States--Military relations--Puerto Rico.
Vieques Island (P.R.)--History--19th century.