Brewster Islands Military Reservation

Brewster Islands Military Reservation
Part of Harbor Defenses of Boston
Boston Harbor, Massachusetts
6-inch gun at Fort Columbia State Park, Washington state, similar to Battery Jewell.
Brewster Islands Military Reservation is located in Massachusetts
Brewster Islands Military Reservation
Brewster Islands Military Reservation
Location in Massachusetts
Coordinates42°20′30.41″N 70°52′39.65″W / 42.3417806°N 70.8776806°W / 42.3417806; -70.8776806
TypeCoastal Defense
Site information
OwnerMassachusetts
Controlled byBoston Harbor Islands National Recreation Area
Site history
Built1941
Built byUnited States Army
In use1941-1947
Battles/warsWorld War II
A 1945 map of the mine fields protecting Boston Harbor during World War II
Battery Jewell's bunker, constructed during WWII.
Battery Jewell's #2 gun emplacement.
90 mm M1 gun on T3/M3 fixed seacoast mount at Fort Monroe, Virginia.

Brewster Islands Military Reservation was a coastal defense site located on Great Brewster Island and Outer Brewster Island in Boston Harbor, Massachusetts as part of the Harbor Defenses of Boston.