{"geometry":{"type":"MultiPolygon","coordinates":[[[[-0.075689,51.524812],[-0.075541,51.524832],[-0.075539,51.524834],[-0.07554,51.524836],[-0.075544,51.524836],[-0.075692,51.524816],[-0.075693,51.524813],[-0.075689,51.524812]]]]},"type":"Feature","properties":{"entry-date":"2026-07-28","start-date":"1973-09-27","end-date":"","entity":42131644,"name":"Iron railings, gate and gate piers between Laleham House and Hedsor House","dataset":"listed-building-outline","typology":"geography","reference":"LB_461","prefix":"listed-building-outline","organisation-entity":350,"quality":"authoritative"}}