{"subject_places": ["England", "Lancashire", "Westmoreland"], "subjects": ["Mineral industries", "Statistics", "Mines and mineral resources", "History"], "key": "/works/OL18856416W", "title": "The Lancashire and Westmoreland mineral statistics with the Isle of Man", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL740968A"}}], "type": {"key": "/type/work"}, "covers": [12782415], "latest_revision": 3, "revision": 3, "created": {"type": "/type/datetime", "value": "2019-02-17T13:14:56.512750"}, "last_modified": {"type": "/type/datetime", "value": "2023-12-09T14:21:32.362682"}}