{"geometry":{"type":"MultiPolygon","coordinates":[[[[-4.183677,50.391029],[-4.183739,50.391065],[-4.183768,50.391045],[-4.184178,50.391279],[-4.184125,50.391316],[-4.184227,50.391375],[-4.184279,50.391339],[-4.184687,50.391573],[-4.184658,50.391595],[-4.184724,50.391633],[-4.184781,50.391592],[-4.184765,50.391583],[-4.184828,50.391538],[-4.184851,50.391524],[-4.184866,50.391532],[-4.184929,50.391488],[-4.184859,50.391448],[-4.184828,50.391469],[-4.184422,50.391235],[-4.184463,50.391205],[-4.184361,50.391147],[-4.18432,50.391176],[-4.183911,50.390942],[-4.183938,50.390923],[-4.183875,50.390886],[-4.183818,50.390927],[-4.183834,50.390937],[-4.183748,50.390997],[-4.183733,50.390988],[-4.183677,50.391029]]]]},"type":"Feature","properties":{"entry-date":"1998-07-08","start-date":"1998-07-08","end-date":"","entity":42147260,"name":"SALTASH ROAD, Devonport, (West side) HMS Drake: St Nicholas Road, Grenville Block","dataset":"listed-building-outline","typology":"geography","reference":"740-1/4/172","prefix":"listed-building-outline","organisation-entity":253,"quality":"authoritative","notes":"Large barrack, one of 3 similar blocks. 1901, Superintendent Engineer Lt-Col P Smith, RE. MATERIALS: dressed Plymouth limestone brought to course and with limestone dressings; slate or asbestos slate roof behind parapets with moulded cornices to sides, a"}}