{"geometry":{"type":"Point","coordinates":[-1.737355,54.981864]},"type":"Feature","properties":{"entry-date":"2026-04-11","start-date":"1976-06-04","end-date":"","entity":31482786,"name":"THE DUKE OF NORTHUMBERLAND'S HOUSE","dataset":"listed-building","typology":"geography","reference":"1024977","prefix":"listed-building","organisation-entity":"16","quality":"some","documentation-url":"https://historicengland.org.uk/listing/the-list/list-entry/1024977","listed-building-grade":"II"}}