{"first_publish_date": "1995", "last_modified": {"type": "/type/datetime", "value": "2010-04-28T08:24:08.593249"}, "title": "The essence of gemstones", "created": {"type": "/type/datetime", "value": "2009-12-10T01:04:41.532914"}, "covers": [2086278], "lc_classifications": ["TS752 .S74 1995"], "latest_revision": 3, "key": "/works/OL2920818W", "authors": [{"type": "/type/author_role", "author": {"key": "/authors/OL444950A"}}], "dewey_number": ["553.8"], "subjects": ["Precious stones"], "type": {"key": "/type/work"}, "id": 38097664, "revision": 3}