COASTAL BATTERY

SN A site including artillery pieces and associated structures directed out to sea to engage enemy shipping and defend the coastline. Use more specific term where known.
CL MILITARY DEFENCE AND FORTIFICATION
BT COASTAL DEFENCE SITE
NT BATTERY OBSERVATION POST
BEACH DEFENCE BATTERY
COAST ARTILLERY BATTERY
COAST BATTERY GUN SITE
COASTAL BATTERY COMMAND POST
RT BATTERY ENGINE HOUSE
COAST ARTILLERY SEARCHLIGHT
DANNERT WIRE
LYON LIGHT EMPLACEMENT