{"geometry":{"type":"Point","coordinates":[0.888052,51.328287]},"type":"Feature","properties":{"entry-date":"2026-06-05","start-date":"2001-12-14","end-date":"","entity":31845176,"name":"WEST CRYSTALLISING HOUSE (BUILDING 18) AT FORMER MARSH GUNPOWDER WORKS, WORKSHOP AREA","dataset":"listed-building","typology":"geography","reference":"1389580","prefix":"listed-building","organisation-entity":"16","quality":"some","documentation-url":"https://historicengland.org.uk/listing/the-list/list-entry/1389580","listed-building-grade":"II"}}