2026-09-25T00:18:35+01:00https://marinefinds.org.uk/datalabs/terminology/object/format/jsonhttps://marinefinds.org.uk/datalabs/terminology/object/format/xmlhttps://marinefinds.org.uk/datalabs/terminology/object10528140501AIRFIELD DEFENCE SITEYA site or building associated with active or passive defence of the landing ground and buildings of an airfield.1P