2026-09-25T10:03:02+01:00https://marinefinds.org.uk/datalabs/terminology/object/format/jsonhttps://marinefinds.org.uk/datalabs/terminology/object/format/xmlhttps://marinefinds.org.uk/datalabs/terminology/object11227160222AIR RAID PRECAUTIONS SIGNAL BOXYA brick built railway signal box, usually with a reinforced correct roof, designed to minimize the effects of blast damage from aerial bombardment and thus protect the signalling equipment.1P