{"entry-date":"2026-06-11","start-date":"1944-10-11","end-date":"","entity":13900427,"name":"Grim's Ditch: section N of Blythwood House","dataset":"scheduled-monument","typology":"geography","reference":"1002007","prefix":"scheduled-monument","organisation-entity":16,"geometry":"MULTIPOLYGON (((-0.389358 51.603335, -0.389337 51.603371, -0.389351 51.603408, -0.38941 51.603438, -0.389471 51.603439, -0.389879 51.603257, -0.390136 51.603168, -0.390241 51.603151, -0.390396 51.603151, -0.391177 51.603043, -0.391752 51.602946, -0.391944 51.602891, -0.392047 51.602839, -0.39335 51.601842, -0.393377 51.601807, -0.393384 51.601777, -0.393379 51.601748, -0.393335 51.601695, -0.393272 51.601665, -0.393179 51.601654, -0.393088 51.601672, -0.392441 51.602106, -0.392219 51.602288, -0.392148 51.602379, -0.391863 51.602615, -0.391745 51.602702, -0.391674 51.602733, -0.391469 51.602792, -0.39104 51.602852, -0.390058 51.603029, -0.389925 51.603074, -0.389358 51.603335)))","point":"POINT (-0.391728 51.602597)","quality":"authoritative","documentation-url":"https://historicengland.org.uk/listing/the-list/list-entry/1002007"}