{"first_publish_date": "1893", "last_modified": {"type": "/type/datetime", "value": "2011-12-19T01:56:55.042552"}, "title": "On the use of silver as money in the United States ..", "created": {"type": "/type/datetime", "value": "2009-10-23T19:12:38.363481"}, "covers": [5638200], "lc_classifications": ["HG555 .W7 1891"], "latest_revision": 4, "key": "/works/OL250319W", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL2581149A"}}], "type": {"key": "/type/work"}, "subjects": ["Currency question", "Coinage", "History"], "revision": 4}