{"entry-date":"2026-10-23","start-date":"1970-09-14","end-date":"","entity":31813135,"name":"ROYAL HORTICULTURAL SOCIETY OLD HALL","dataset":"listed-building","typology":"geography","reference":"1357338","prefix":"listed-building","organisation-entity":16,"geometry":"","point":"POINT (-0.134707 51.494502)","quality":"authoritative","documentation-url":"https://historicengland.org.uk/listing/the-list/list-entry/1357338","listed-building-grade":"II"}