{"first_publish_date": "1953", "last_modified": {"type": "/type/datetime", "value": "2012-07-25T19:06:34.181134"}, "title": "A report to the Secretary of Health, Education, and Welfare on extension of old-age and survivors insurance to additional groups of current workers", "created": {"type": "/type/datetime", "value": "2009-12-09T21:55:31.325105"}, "subject_places": ["United States"], "lc_classifications": ["HD7106.U5 A514"], "latest_revision": 3, "key": "/works/OL1583533W", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL4501198A"}}], "type": {"key": "/type/work"}, "subjects": ["Old age pensions"], "revision": 3}