{"first_publish_date": "1949", "last_modified": {"type": "/type/datetime", "value": "2010-12-04T08:54:27.772778"}, "title": "Crushed stone in Indiana", "created": {"type": "/type/datetime", "value": "2009-12-09T21:53:03.513133"}, "subject_places": ["Indiana"], "lc_classifications": ["QE109 .A3 no. 3"], "latest_revision": 3, "key": "/works/OL1565833W", "authors": [{"type": {"key": "/type/author_role"}, "author": {"key": "/authors/OL167703A"}}], "type": {"key": "/type/work"}, "subjects": ["Crushed Stone", "Petrology", "Quarries and quarrying", "Stone, Crushed"], "revision": 3}