{"geometry":{"type":"MultiPolygon","coordinates":[[[[0.134275,51.069178],[0.13425,51.069216],[0.134217,51.069241],[0.134163,51.069267],[0.134086,51.069292],[0.134015,51.06931],[0.133962,51.069321],[0.133889,51.069331],[0.133802,51.069338],[0.133752,51.069335],[0.13367,51.069309],[0.133603,51.069283],[0.133545,51.069257],[0.133413,51.069189],[0.133379,51.069182],[0.133341,51.069184],[0.1333,51.069196],[0.133237,51.069209],[0.13317,51.06922],[0.133094,51.069227],[0.133026,51.069231],[0.132961,51.069226],[0.132912,51.069217],[0.132842,51.069199],[0.132791,51.069178],[0.132748,51.069156],[0.132687,51.069114],[0.133643,51.068869],[0.134215,51.068741],[0.134235,51.06878],[0.134259,51.068836],[0.134282,51.068914],[0.134297,51.069004],[0.1343,51.069072],[0.134295,51.069134],[0.134275,51.069178]]]]},"type":"Feature","properties":{"entry-date":"2026-09-16","start-date":"1976-05-06","end-date":"","entity":13901710,"name":"Crowborough Warren furnace, 648m SSW of Forest Lodge Farm","dataset":"scheduled-monument","typology":"geography","reference":"1003312","prefix":"scheduled-monument","organisation-entity":16,"quality":"authoritative","documentation-url":"https://historicengland.org.uk/listing/the-list/list-entry/1003312"}}