{"entry-date":"2026-10-23","start-date":"1969-07-02","end-date":"","entity":31680918,"name":"117-121, MOUNT STREET W1 (See details for further address information)","dataset":"listed-building","typology":"geography","reference":"1224321","prefix":"listed-building","organisation-entity":16,"geometry":"","point":"POINT (-0.148592 51.509934)","quality":"authoritative","documentation-url":"https://historicengland.org.uk/listing/the-list/list-entry/1224321","listed-building-grade":"II"}