{"first_publish_date": "1971", "last_modified": {"type": "/type/datetime", "value": "2019-03-31T05:16:44.917026"}, "title": "A teacher's guide to American urban history", "created": {"type": "/type/datetime", "value": "2009-12-09T23:20:50.582293"}, "covers": [8492582], "subject_places": ["United States"], "lc_classifications": ["HT123 .H66 1971"], "latest_revision": 3, "key": "/works/OL2294775W", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL302129A"}}], "dewey_number": ["301.3/6/0973"], "type": {"key": "/type/work"}, "subjects": ["Cities and towns", "Study and teaching", "History"], "revision": 3}