{"last_modified": {"type": "/type/datetime", "value": "2019-04-09T06:11:18.645242"}, "title": "Aggregate resources inventory of the towns of Bracebridge and Gravenhurst, southern Ontario", "created": {"type": "/type/datetime", "value": "2019-02-18T19:24:09.110335"}, "subject_places": ["Gravenhurst Region", "Ontario", "Bracebridge Region"], "subjects": ["Aggregates (Building materials)", "Aggregates - Bracebridge (Town)", "Aggregates - Gravenhurst (Town)"], "latest_revision": 2, "key": "/works/OL18988198W", "type": {"key": "/type/work"}, "revision": 2}