2026-09-28T10:12:30+01:00https://marinefinds.org.uk/datalabs/terminology/object/format/jsonhttps://marinefinds.org.uk/datalabs/terminology/object/format/xmlhttps://marinefinds.org.uk/datalabs/terminology/object928693578TIMEBALL TOWERYA structure for visually communicating the exact time to ships in anchorage. A ball slides down a mast at the top of the tower, usually at noon or one o'clock exactly.1P