{"entry-date":"2026-10-23","start-date":"1969-10-02","end-date":"","entity":31722622,"name":"149 AND 150, OLD PARK LANE SW1 (See details for further address information)","dataset":"listed-building","typology":"geography","reference":"1266274","prefix":"listed-building","organisation-entity":16,"geometry":"","point":"POINT (-0.149198 51.504019)","quality":"authoritative","documentation-url":"https://historicengland.org.uk/listing/the-list/list-entry/1266274","listed-building-grade":"II"}