{"entry-date":"2026-09-26","start-date":"1970-01-14","end-date":"","entity":31667568,"name":"4, DUKE STREET W1","dataset":"listed-building","typology":"geography","reference":"1210895","prefix":"listed-building","organisation-entity":16,"geometry":"","point":"POINT (-0.152551 51.516085)","quality":"authoritative","documentation-url":"https://historicengland.org.uk/listing/the-list/list-entry/1210895","listed-building-grade":"II"}