{"first_publish_date": "1868", "last_modified": {"type": "/type/datetime", "value": "2020-08-11T05:46:29.588717"}, "title": "A presentation of causes tending to fix the position of the future great city of the world in the central plain of North America", "created": {"type": "/type/datetime", "value": "2009-10-23T04:16:33.339152"}, "covers": [5864939], "subject_places": ["Toledo (Ohio)"], "lc_classifications": ["F499.T6 S42"], "latest_revision": 5, "key": "/works/OL231056W", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL2504713A"}}], "type": {"key": "/type/work"}, "subjects": ["Commerce", "Cities and towns"], "revision": 5}