{"first_publish_date": "1910", "last_modified": {"type": "/type/datetime", "value": "2010-04-28T07:56:17.172419"}, "created": {"type": "/type/datetime", "value": "2009-10-20T03:47:51.081777"}, "title": "Index of economic material in documents of the states of the United States: Kentucky, 1792-1904", "covers": [5884591], "subject_places": ["United States", "Kentucky"], "lc_classifications": ["Z1223.5.A1 H2 vol. 4"], "latest_revision": 3, "key": "/works/OL159681W", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL2080998A"}}], "subjects": ["Bibliography", "Economic conditions", "Government publications"], "type": {"key": "/type/work"}, "id": 34980821, "revision": 3}